CN108732705B - Cutting and stripping device for butterfly cable - Google Patents
Cutting and stripping device for butterfly cable Download PDFInfo
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- CN108732705B CN108732705B CN201810696490.1A CN201810696490A CN108732705B CN 108732705 B CN108732705 B CN 108732705B CN 201810696490 A CN201810696490 A CN 201810696490A CN 108732705 B CN108732705 B CN 108732705B
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
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Abstract
The application discloses a cutting and stripping device for butterfly cables, which comprises: a base frame; the traction mechanism is used for traction and conveying of the butterfly cable; a separation mechanism for separating the body portion of the butterfly cable from the suspension wire portion; a peeling mechanism for peeling the sheath and the reinforcing member of the body portion out of the separating mechanism; a punching and cutting mechanism for cutting off the suspension wire part from the separating mechanism; and the controller is used for working of all the mechanisms. According to the application, the butterfly cable can be conveyed through the traction mechanism, the butterfly cable from the traction mechanism can be divided through the separation mechanism, then the separated suspension wire part is cut through the punching and cutting mechanism, one section of suspension wire part is cut, and the separated body part is subjected to fiber stripping operation through the stripping mechanism, so that one section of bare optical fiber is obtained. Compared with the existing manual operation, the cutting and peeling device can reduce labor intensity, improve production efficiency and ensure stable cutting and peeling quality.
Description
Technical Field
The application relates to the field of optical cables, in particular to a cutting and stripping device for butterfly cables.
Background
The butterfly-shaped optical cable is also called a butterfly cable, as shown in fig. 1, and the butterfly cable for outdoor use has high pulling resistance, so that the butterfly cable for outdoor use comprises a body part 1 and a suspension wire part 2, wherein the body part comprises an optical fiber 3 and a sheath 5, and in order to enhance the strength of the body part, the body part also comprises reinforcing elements 4 symmetrically arranged at two sides of the optical fiber; the suspension wire portion includes a reinforcing member 6 and a sheath 5, and is connected to the body portion for improving the tensile strength of the optical cable.
When the plug is manufactured, the hanging wire part is not needed, so the hanging wire part with a specified length is removed in advance during production in an enterprise, and then the rest work is performed. By removing the hanging wire part, the head part has good flexibility when the butterfly cable is used on site.
The existing method for removing a section of hanging wire part is divided into three steps, wherein the first step is that a worker cuts a mouth at the joint of the body part and the hanging wire part by using scissors, the second step is that the worker tears the hanging wire part to a specified length along the previously cut mouth by hand with the aid of wrist strength, and the third step is that the worker cuts the torn root of the hanging wire by using a large caliper.
When the plug is manufactured, after a section of hanging wire part is removed, a section of bare optical fiber is required to be stripped, and the existing fiber stripping operation is as follows: the worker peels the body portion out of the bare optical fiber of a prescribed length with a stripper.
The operation mode has the problems of high labor intensity, low production efficiency, unstable working quality and the like.
Disclosure of Invention
The application aims at the problems and overcomes at least one defect, and provides a cutting and stripping device for butterfly cables.
The technical scheme adopted by the application is as follows:
a cutting and stripping device for butterfly cables, comprising:
a base frame;
the traction mechanism is arranged on the base frame and used for traction and conveying of the butterfly cable;
the separation mechanism is used for dividing the butterfly cable from the traction mechanism to separate the body part of the butterfly cable from the suspension wire part;
a peeling mechanism for peeling the sheath and the reinforcing member of the body portion out of the separating mechanism;
a punching and cutting mechanism for cutting off the suspension wire part from the separating mechanism;
and the controller is used for controlling the traction mechanism, the stripping mechanism and the punching and cutting mechanism to work.
The butterfly cable can be conveyed through the traction mechanism, the butterfly cable from the traction mechanism can be split through the separating mechanism, the body part of the butterfly cable is separated from the hanging wire part, then the separated hanging wire part is cut through the punching and cutting mechanism, one section of hanging wire part is cut, the separated body part is subjected to fiber stripping operation through the stripping mechanism, and the sheath and the reinforcing element of the body part are stripped, so that one section of bare optical fiber is obtained. Compared with the existing manual operation, the cutting and peeling device can reduce labor intensity, improve production efficiency and ensure stable cutting and peeling quality.
In one embodiment of the present application, the traction mechanism includes:
the pair of rollers are matched with each other, and the two rollers are used for clamping and conveying the butterfly cables;
the first driving assembly is used for driving at least one roller to rotate;
the inlet guide block is provided with a first limiting opening, and the first limiting opening is aligned with the middle position of the two rollers and is used for guiding the butterfly cable between the two rollers;
the outlet guide block, the outlet guide block and the inlet guide block are respectively arranged on the front side and the rear side of the pair of rollers, the outlet guide block is provided with a second limiting opening, and the second limiting opening is aligned with the middle position of the two rollers.
The butterfly cable can pass through a pair of pivoted gyro wheel business turn over traction mechanism, through import guide block and the export guide block of setting up both sides around a pair of gyro wheel respectively for the butterfly cable can be limited by first spacing mouth and the spacing mouth of second, makes the butterfly cable be in the exact transport position, guarantees that the butterfly cable is reliable by the gyro wheel transport.
In an embodiment of the present application, the two rollers are a driving roller and a driven roller, and the traction mechanism further includes:
the two mounting seats are a main mounting seat and an auxiliary mounting seat respectively, the mounting seats are provided with sliding grooves, and two ends of the driving roller are respectively rotatably mounted on the corresponding mounting seats;
the two sliding blocks are respectively arranged on the corresponding sliding grooves in a sliding manner, and two ends of the driven roller are respectively rotatably arranged on the corresponding sliding blocks;
the adjusting spring is arranged in the chute, one end of the adjusting spring is propped against the corresponding sliding block, and the adjusting spring is used for enabling the driven roller to have a movement trend of moving towards the driving roller;
the first drive assembly includes:
the two gears are respectively arranged on the rotating shafts of the corresponding rollers and are meshed with each other;
and the driving motor is used for driving the driving roller to rotate.
The arrangement of the sliding groove, the sliding block and the adjusting spring ensures that the traction mechanism can work reliably according to the self-adaptive movement of the specific shape of the butterfly cable.
Preferably, the driving roller is mounted on the two mounting seats through a rolling bearing, and the driven roller is mounted on the two sliding blocks through a rolling bearing.
Because of the action of the adjusting spring, the adjusting spring makes the two rollers tangent when the butterfly cable is not conveyed.
The driving motor of the application can comprise a reduction gearbox or not, and the application 'the driving motor is used for driving the driving roller to rotate' means that the output shaft of the driving motor can be connected with the driving roller through a coupler or connected with a gear on the driving roller through the coupler.
The driving motor can drive the initiative gyro wheel to rotate during operation, because the meshing effect of two gears, driven gear also can rotate, and two gyro wheels all have power to can reliably carry the butterfly cable of getting into between two gyro wheels, through driving motor's rotation direction's switching, can realize the operation of advancing and backing of butterfly cable, specifically, control the butterfly cable earlier and advance, after peeling off mechanism work, control driving motor reverse rotation makes the butterfly cable retreat.
In one embodiment of the application, the traction mechanism further comprises an adjusting bolt, wherein the adjusting bolt is in threaded connection with the mounting seat, one end of the adjusting bolt extends into the sliding groove and abuts against the adjusting spring, and the adjusting bolt is used for adjusting the compression amount of the adjusting spring.
The compression amount of the adjusting spring can be adjusted by arranging the adjusting bolt, so that the pressure of the compression spring is adjusted, the pressure between the driven roller and the driving roller meets the requirement, the butterfly cable can not be crushed, and the sufficient friction force can be ensured to convey the butterfly cable.
In one embodiment of the present application, the traction mechanism further includes an L-shaped guide plate, wherein a horizontal side of the guide plate is fixed to the base frame, and a vertical side of the guide plate has a first through hole corresponding to the first limiting opening.
During practical use, because the existence of deflector, import guide block can be fixed with the vertical side of deflector, and the mount pad also can be fixed with the vertical side of deflector, sets up like this and not only can guarantee that the structure is fixed reliable, and the deflector can shelter from structures such as gyro wheel moreover for be difficult for taking place the accident during operation.
In one embodiment of the application, the inlet guide block and the outlet guide block are of L-shaped structures, each of the inlet guide block and the outlet guide block comprises a vertical part and a horizontal part extending to the joint of the two rollers, and the first limit opening and the second limit opening are arranged on the corresponding horizontal parts.
L-shaped structure for the horizontal part can be closer to the juncture of two gyro wheels, thereby makes first spacing mouthful and the juncture that the second spacing mouthful is closer to the gyro wheel, guarantees the reliable stability of carrying, and the position is correct.
In one embodiment of the present application, the separation mechanism includes:
the separation tool apron is relatively fixed with the base frame and is provided with a separation channel;
the cutting knife is arranged on the separation knife seat, the separation channel is divided into a first channel and a second channel by the cutting knife, the cutting knife is used for dividing a butterfly cable from the traction mechanism, so that a body part and a hanging wire part of the butterfly cable are separated, the separated body part enters the first channel, and the separated hanging wire part enters the second channel.
The separation channel corresponds to the second limiting opening, so that the cutting knife can reliably divide the butterfly cable from the second limiting opening, and the body part of the butterfly cable is separated from the hanging wire part; through the separation channel, the separated body part enters the first channel, and the separated suspension wire part enters the second channel, so that the trend of the separated body part and the suspension wire part can be effectively limited, interference is prevented, and the reliable proceeding of the following procedures is ensured.
In one embodiment of the present application, the cutting blade includes a second plane and a second guiding surface, where the intersection of the second plane and the guiding surface is a cutting edge of the cutting blade, and the second guiding surface is located on the side where the first channel is located.
The second guide surface is an inclined surface or an arc surface, the hanging wire part is not easy to deform, and the second guide surface is positioned on the side where the first channel is located, so that the split body part can be conveniently guided, and the split body part and the hanging wire part are far away from each other.
In one embodiment of the present application, the peeling mechanism includes:
the fiber stripping cushion block is provided with a first limiting channel, and the first limiting channel is used for receiving the body part of the butterfly cable from the separating mechanism;
the stripping assembly is arranged at one side of the fiber stripping cushion block, far away from the separating mechanism, and is used for stripping the sheath and the reinforcing element of the body part from the first limiting channel;
the stripping assembly includes:
the fiber stripping tool apron is fixed relative to the base frame;
the first fiber stripping knife is fixed on the fiber stripping knife seat;
the cylinder body of the fiber stripping cylinder is relatively fixed with the base frame;
the second fiber stripping knife is relatively fixed with a piston rod of the fiber stripping cylinder, the first fiber stripping knife and the second fiber stripping knife are respectively provided with an avoidance notch, when the piston rod of the fiber stripping cylinder is pushed outwards, the first fiber stripping knife and the second fiber stripping knife are mutually matched and used for cutting off a sheath and a reinforcing element of the body part, and the two avoidance notches form an avoidance hole only for an optical fiber to pass through.
The body portion exiting the first channel is receivable by the stripping block and defines a body portion that provides assurance of a stripping operation of the following stripping assembly. When the stripping assembly does not work, a space is reserved between the first fiber stripping cutter and the second fiber stripping cutter, the body part of the butterfly cable can be passed through, when the stripping assembly works, the piston rod of the fiber stripping cylinder is pushed outwards, the first fiber stripping cutter and the second fiber stripping cutter are matched with each other to cut off the sheath and the reinforcing element of the body part, the two avoidance notches form avoidance holes for the optical fibers to pass through, the piston rod of the fiber stripping cylinder keeps pushing action, and the traction mechanism works to retract the butterfly cable, so that the sheath and the reinforcing element of the body part can be stripped, and the needed bare optical fibers are obtained.
In an embodiment of the application, the fiber stripping cushion block includes a block body and a cover plate, wherein the block body is provided with a first groove, and the first groove and the cover plate form the first limiting channel.
In one embodiment of the present application, the first fiber stripping knife and the second fiber stripping knife each include a first body, the first body has a cutting edge, the cutting edge includes a first flat surface and a first inclined surface, the avoidance notch is disposed on the cutting edge, at least one side of the cutting edge has a limit post, and the first body further has a limit step; when the first fiber stripping knife and the second fiber stripping knife are matched, the first straight surfaces of the two cutting edges are mutually contacted and staggered, the limiting column of the first fiber stripping knife is abutted against the limiting step of the second fiber stripping knife, the limiting column of the second fiber stripping knife is abutted against the limiting step of the first fiber stripping knife, and the two avoidance notches form the avoidance hole.
The first fiber stripping knife and the second fiber stripping knife are arranged in such a way that the sheath and the reinforcing element of the body part can be cut off more reliably, and reliable positioning can be realized through the cooperation of the limiting step and the limiting column, so that the fiber stripping quality is ensured. In order to ensure a better stress effect, preferably, two limit posts are arranged on two sides of the cutting edge respectively.
Preferably, the middle of the two limiting columns is in a horn mouth shape, so that the body part is conveniently led into the middle during fiber stripping.
In an embodiment of the present application, the base frame has a first through hole, and the first through hole is disposed on a side of the fiber stripping blade seat opposite to the fiber stripping pad, and the first through hole is used for allowing the jacket and the reinforcing element stripped by the body portion to drop through.
In one embodiment of the present application, the stripping device further includes a detecting element, where the detecting element is mounted on the base frame, the fiber stripping cushion block or the stripping assembly, and is used for detecting the body portion and sending a detection signal to the controller, and the controller controls the stripping assembly and the punching mechanism to work according to the signal of the detecting element.
The body part can be perceived through the detection element, and when the device is actually used, the detection element can be arranged at one side of the stripping assembly far away from the fiber stripping cushion block, and when the detection element detects the body part, the controller controls the stripping assembly and the punching and cutting mechanism to work; during practical use, the detecting element can be arranged on the fiber stripping cushion block or between the fiber stripping cushion block and the stripping component, when the controller receives the signal of the detecting element, the controller delays the set time, the body part passes through the set length, the stripping component and the blanking mechanism are controlled to work, and the purpose of delaying the set time is to enable the body part to continuously move for a set distance, so that the stripping component can strip out the optical fiber with the set length range. Of course, in actual use, the operation of the punching and cutting mechanism and the stripping assembly can be respectively controlled by setting two delay times.
In one embodiment of the present application, the punching mechanism includes:
the first punching cutter is arranged on one side of the separation cutter holder, which is back to the outlet guide block;
the punching and cutting cylinder is characterized in that a cylinder body of the punching and cutting cylinder is relatively fixed with the base frame;
the second blanking cutter is relatively fixed with the piston rod of the punching and cutting cylinder, when the piston rod of the punching and cutting cylinder is contracted inwards, the first blanking cutter and the second blanking cutter are positioned at two sides of the separation channel, and when the piston rod of the punching and cutting cylinder is pushed outwards, the first blanking cutter and the second blanking cutter are matched with each other and are used for cutting off a lifting wire part from the second channel.
When the piston rod of the punching cylinder is contracted inwards, the first punching cutter and the second punching cutter are positioned at two sides of the separation channel, a lifting wire part coming out of the second channel penetrates through a space between the first punching cutter and the second punching cutter, and when the controller controls the punching cylinder to work, the piston rod of the punching cylinder is pushed outwards, the first punching cutter and the second punching cutter are matched with each other to cut off the lifting wire part coming from the second channel, so that cutting operation is realized.
When the two punching blades are matched, only the hanging wire part is cut, and the body part is not cut.
In order to make the structure compact, it is preferable that the first cutter is fixed to the separate holder.
In one embodiment of the present application, the punching and cutting mechanism further includes a stopper, the stopper having a stopper hole for receiving a hanging wire portion of the butterfly cable from the separating mechanism; the base frame is provided with a second through hole corresponding to the limiting hole, the limiting hole is communicated with the second through hole, and the second through hole is used for allowing the cut hanging wire part to fall through.
The limiting hole is arranged to receive and limit the hanging wire part from the second channel, so that the hanging wire part is prevented from bending to other areas, the work of other structures is influenced, or the falling of the hanging wire part after cutting is influenced. The base frame is provided with a second through hole which corresponds to the limit hole and is communicated with the limit hole, so that the cut hanging wire part can fall down.
In one embodiment of the present application, the cutting and stripping device further includes a detecting element, where the detecting element is mounted on the limiting block or the base frame, and the detecting element is configured to detect the suspension wire portion and send a detection signal to the controller, and the controller controls the cutting cylinder and the stripping mechanism to work according to the signal of the detecting element.
In actual use, when the detecting element detects the hanging wire part, the stripping mechanism and the blanking mechanism can be controlled to work according to the delay setting time. The purpose of this control is to ensure that the length of the severed suspension wire portion and the length of the stripped body portion are compounded.
In an embodiment of the application, a side wall of the limiting hole away from the separating mechanism is an inclined side wall. The hanging wire part which is convenient to cut off is reliably dropped.
In an embodiment of the application, the detecting element is a displacement sensor or a photoelectric sensor. The body portion or the suspension wire portion may be detected, for example, by a diffuse reflection sensor.
In one embodiment of the present application, the base frame includes a base plate, and the traction mechanism, the separation mechanism, the peeling mechanism and the cutting mechanism are all disposed on the base plate.
The controller is used for controlling the action parts of all the mechanisms, in particular to controlling the driving motor and all the cylinders to work.
The beneficial effects of the application are as follows: the butterfly cable can be conveyed through the traction mechanism, the butterfly cable from the traction mechanism can be split through the separating mechanism, the body part and the hanging wire part of the butterfly cable are separated, then the separated body part is subjected to fiber stripping operation through the stripping mechanism, namely, the sheath and the reinforcing element of the body part are stripped, and the separated hanging wire part is subjected to cutting operation through the punching and cutting mechanism, namely, one section of hanging wire part is cut off. Compared with the existing manual operation, the cutting and peeling device can reduce labor intensity, improve production efficiency and ensure stable cutting and peeling quality.
Description of the drawings:
FIG. 1 is a cross-sectional view of a butterfly cable;
FIG. 2 is a schematic view of the stripping apparatus for butterfly cables of the present application;
FIG. 3 is a schematic structural view of the traction mechanism and the disengagement mechanism;
FIG. 4 is a top view of the traction mechanism and the disengagement mechanism;
FIG. 5 is a cross-sectional view A-A of FIG. 4;
FIG. 6 is a cross-sectional view B-B in FIG. 4;
FIG. 7 is a schematic view of a separation mechanism and a stripping mechanism;
FIG. 8 is a schematic view of FIG. 7 with the exit guide block added and the cover plate removed;
FIG. 9 is a schematic view of a first fiber-stripping blade and a second fiber-stripping blade;
fig. 10 is a schematic view of a base frame, a separating mechanism and a blanking mechanism;
FIG. 11 is a schematic view of the base frame, the separating mechanism and the blanking mechanism at another angle;
fig. 12 is a schematic view of the separating mechanism, the first blanking blade, and the second blanking blade.
The reference numerals in the drawings are as follows:
1. a body portion; 2. a suspension wire part; 3. an optical fiber; 4. a reinforcing element; 5. a sheath; 6. a reinforcing member; 7. a base frame; 8. a bottom plate; 9. a traction mechanism; 10. a separation mechanism; 11. a punching and cutting mechanism; 12. a peeling mechanism; 13. a guide plate; 14. a horizontal side; 15. a vertical side; 16. a first through hole; 17. an inlet guide block; 18. an outlet guide block; 19. a vertical portion; 20. a horizontal portion; 21. a first limit port; 22. a second limit port; 23. a driving roller; 24. a driven roller; 25. a mounting base; 26. a chute; 27. a slide block; 28. an adjusting spring; 29. a gear; 30. a driving motor; 31. an adjusting bolt; 32. separating the tool apron; 33. a cutting knife; 34. a separation channel; 35. a first channel; 36. a second channel; 37. a second plane; 38. a second guide surface; 39. stripping the fiber cushion block; 40. a block; 41. a first groove; 42. a cover plate; 43. a fiber stripping knife holder; 44. a first fiber stripping knife; 45. a fiber stripping cylinder; 46. a second fiber stripping knife; 47. avoidance notch; 48. a first body; 49. a cutting edge; 50. a first planar surface; 51. a first inclined surface; 52. a limit column; 53. a limit step; 54. a detection element; 55. a first cutter; 56. a second blanking cutter; 57. punching and cutting the cylinder; 58. a limiting block; 59. a limiting hole; 60. a second through hole; 61. a sloped sidewall; 62. the first through hole.
The specific embodiment is as follows:
the present application will be described in detail with reference to the accompanying drawings.
Example 1
As shown in fig. 2, a peeling device for butterfly cables, comprising:
a base frame 7;
the traction mechanism 9 is arranged on the base frame 7 and is used for traction and conveying of the butterfly cable;
a separation mechanism 10 for dividing the butterfly cable from the traction mechanism 9 to separate the body portion of the butterfly cable from the suspension wire portion;
a peeling mechanism 12 for peeling the sheath and the reinforcing member of the body portion coming out of the separation mechanism 10;
a punching and cutting mechanism 11 for cutting off the suspension wire portion coming out of the separating mechanism 10;
and the controller is used for controlling the traction mechanism 9, the stripping mechanism 12 and the punching and cutting mechanism 11 to work.
The butterfly cable can be conveyed through the traction mechanism 9, the butterfly cable from the traction mechanism 9 can be split through the separating mechanism 10, the body part and the hanging wire part of the butterfly cable are separated, then the separated hanging wire part is cut through the punching and cutting mechanism 11, one section of hanging wire part is cut, the separated body part is subjected to fiber stripping operation through the stripping mechanism 12, and the sheath and the reinforcing element of the body part are stripped, so that one section of bare optical fiber is obtained. Compared with the existing manual operation, the cutting and peeling device can reduce labor intensity, improve production efficiency and ensure stable cutting and peeling quality.
As shown in fig. 3, 4, 5 and 6, in the present embodiment, the traction mechanism 9 includes:
the pair of rollers are matched with each other, and the two rollers are used for clamping and conveying the butterfly cables;
the first driving assembly is used for driving at least one roller to rotate;
the inlet guide block 17 is provided with a first limiting opening 21, and the first limiting opening 21 is aligned with the middle position of the two rollers and is used for guiding the butterfly cable between the two rollers;
the outlet guide block 18, the outlet guide block 18 and the inlet guide block 17 are respectively arranged on the front side and the rear side of the pair of rollers, the outlet guide block 18 is provided with a second limit opening 22, and the second limit opening 22 is aligned with the middle position of the two rollers.
The butterfly cable can pass through a pair of pivoted gyro wheel business turn over traction mechanism 9, through the import guide block 17 and the export guide block 18 that set up respectively in the front and back both sides of a pair of gyro wheel for the butterfly cable can be limited by first spacing mouth 21 and second spacing mouth 22, makes the butterfly cable be in the exact transport position, guarantees that the butterfly cable is reliably carried by the gyro wheel.
As shown in fig. 3, 5 and 6, in this embodiment, the two rollers are a driving roller 23 and a driven roller 24, respectively, and the traction mechanism 9 further includes:
the two mounting seats 25 are a main mounting seat and an auxiliary mounting seat respectively, the two mounting seats 25 are provided with sliding grooves 26, and two ends of the driving roller 23 are respectively and rotatably arranged on the corresponding mounting seats 25;
the two sliding blocks 27 are respectively arranged on the corresponding sliding grooves 26 in a sliding manner, and two ends of the driven roller 24 are respectively rotatably arranged on the corresponding sliding blocks 27;
an adjusting spring 28, which is installed in the chute 26, one end of which abuts against the corresponding sliding block 27, for making the driven roller 24 have a movement tendency to move toward the driving roller 23;
the first drive assembly includes:
two gears 29, which are respectively installed on the rotating shafts of the corresponding rollers, and the two gears 29 are meshed with each other;
and a driving motor 30 for driving the driving roller 23 to rotate.
The arrangement of the sliding groove 26, the sliding block 27 and the adjusting spring 28 ensures that the driven roller 24 can adaptively move according to the specific shape of the butterfly cable, and the traction mechanism 9 can reliably work.
Preferably, the driving roller is mounted on the two mounting seats through a rolling bearing, and the driven roller is mounted on the two sliding blocks through a rolling bearing.
Because of the action of the adjusting spring, the adjusting spring makes the two rollers tangent when the butterfly cable is not conveyed.
In practical use, the driving motor 30 may or may not include a reduction gearbox, and the term "the driving motor 30 is used for driving the driving roller 23 to rotate" in the present application means that the output shaft of the driving motor 30 may be connected to the driving roller 23 through a coupling, or may be connected to a gear 29 on the driving roller 23 through a coupling.
The driving motor 30 can drive the driving roller 23 to rotate when in operation, because of the meshing action of the two gears 29, the driven gears can also rotate, and the two rollers are powered, so that the butterfly cable between the two rollers can be reliably conveyed, the forward and backward operations of the butterfly cable can be realized through the switching of the rotation directions of the driving motor 30, specifically, the forward of the butterfly cable is controlled firstly, and the reverse rotation of the driving motor 30 is controlled after the stripping mechanism 12 works, so that the butterfly cable is backward.
As shown in fig. 3, 5 and 6, in this embodiment, the traction mechanism 9 further includes an adjusting bolt 31, where the adjusting bolt 31 is screwed on the mounting seat 25, and one end of the adjusting bolt 31 extends into the chute 26 and abuts against the adjusting spring 28, so as to adjust the compression amount of the adjusting spring 28. The compression amount of the adjusting spring 28 can be adjusted by arranging the adjusting bolt 31, so that the pressure of the compressing spring is adjusted, the pressure between the driven roller 24 and the driving roller 23 meets the requirement, the butterfly cable can not be crushed, and the sufficient friction force for conveying the butterfly cable can be ensured.
As shown in fig. 3 and 6, in the present embodiment, the traction mechanism 9 further includes an L-shaped guide plate 13, the horizontal side 14 of the guide plate 13 is fixed to the base frame 7, and the vertical side 15 has a first through hole 16 corresponding to the first limit opening 21. During practical use, because the guide plate 13 exists, the inlet guide block 17 can be fixed with the vertical side 15 of the guide plate 13, and the mounting seat 25 can also be fixed with the vertical side 15 of the guide plate 13, so that the structure fixing reliability can be ensured, and the guide plate 13 can shield the structures such as the roller, so that accidents are not easy to occur during operation.
As shown in fig. 6 and 8, in the present embodiment, the inlet guide block 17 and the outlet guide block 18 are both L-shaped structures, and the inlet guide block 17 and the outlet guide block 18 each include a vertical portion 19 and a horizontal portion 20 extending toward the junction of the two rollers, and the first limiting opening 21 and the second limiting opening 22 are disposed on the corresponding horizontal portions 20. The L-shaped structure enables the horizontal part 20 to be closer to the junction of the two rollers, so that the first limit opening 21 and the second limit opening 22 are closer to the junction of the rollers, and the conveying reliability and stability are ensured, and the position is correct.
As shown in fig. 6, in order to facilitate the feeding of the butterfly cable, the cross-sectional area of the first through hole 16 becomes gradually larger, and the farther from the first limiting port 21, the larger the cross-sectional area of the first through hole 16 becomes; in order to facilitate the butterfly cable to enter the second limiting port 22, the cross-sectional area of the second limiting port 22 becomes larger gradually, and the closer to the inlet guide block 17, the larger the cross-sectional area of the second limiting port 22 becomes.
As shown in fig. 3, 5, 6, 7, 8, and 12, in the present embodiment, the separation mechanism 10 includes:
the separating tool apron 32 is fixed relative to the base frame 7, and the separating tool apron 32 is provided with a separating channel 34 corresponding to the second limiting opening 22;
the cutter 33 is installed on the separation blade holder 32, the cutter 33 divides the separation channel 34 into a first channel 35 and a second channel 36, the cutter 33 is used for dividing the butterfly cable from the second limiting port 22 to separate the body part and the hanging wire part of the butterfly cable, wherein the separated body part enters the first channel 35, and the separated hanging wire part enters the second channel 36.
The cutter 33 is arranged to divide the butterfly cable from the second limiting port 22, so that the body part of the butterfly cable is separated from the hanging wire part; by means of the separation channel 34, the separated body part enters the first channel 35, and the separated suspension wire part enters the second channel 36, which can effectively limit the directions of the separated body part and the suspension wire part, prevent interference and ensure the reliable proceeding of the following procedures.
As shown in fig. 7, in the present embodiment, the cutter 33 includes a second straight surface 37 and a second guide surface 38, where the intersection of the second straight surface 37 and the guide surface is the cutting edge of the cutter 33, and the second guide surface 38 is located on the side of the first channel 35. The second guiding surface 38 is an inclined surface or an arc surface, the suspension wire part is not easy to deform, and the second guiding surface 38 is positioned behind the side of the first channel 35, so that the split body part can be conveniently guided, and the split body part and the suspension wire part are mutually far away.
As shown in fig. 7, 8 and 9, in the present embodiment, the peeling mechanism 12 includes:
the fiber stripping cushion 39 is provided with a first limiting channel which is used for receiving the body part of the butterfly cable from the separating mechanism 10;
a stripping assembly disposed on a side of the stripping block 39 remote from the separating mechanism 10 for stripping the jacket and reinforcing elements of the body portion exiting the first limiting channel;
the stripping assembly includes:
the fiber stripping knife seat 43 is fixed relative to the base frame 7;
a first fiber stripping knife 44 fixed on the fiber stripping knife seat 43;
the fiber stripping cylinder 45, the cylinder body of the fiber stripping cylinder 45 is relatively fixed with the base frame 7;
the second fiber stripping knife 46 is relatively fixed with the piston rod of the fiber stripping cylinder 45, the first fiber stripping knife 44 and the second fiber stripping knife 46 are respectively provided with an avoidance notch 47, when the piston rod of the fiber stripping cylinder 45 is pushed outwards, the first stripping knife and the second stripping knife are mutually matched and are used for cutting off the sheath and the reinforcing element of the body part, and the two avoidance notches 47 form an avoidance hole for the optical fiber to pass through.
The body portion exiting the first channel 35 is received by a stripping block 39 and defines the body portion to provide assurance of the stripping operation of the following stripping assembly. When the stripping assembly does not work, a space is reserved between the first fiber stripping cutter 44 and the second fiber stripping cutter 46, the body part of the butterfly cable can pass through, when the stripping assembly works, the piston rod of the fiber stripping cylinder 45 is pushed outwards, the first fiber stripping cutter and the second fiber stripping cutter are matched with each other to cut off the sheath and the reinforcing element of the body part, the two avoidance notches 47 form avoidance holes for the optical fibers to pass through, the piston rod of the fiber stripping cylinder 45 keeps pushing, and the traction mechanism 9 works to retract the butterfly cable, so that the sheath and the reinforcing element of the body part can be stripped, and the needed bare optical fibers are obtained.
As shown in fig. 7 and 8, in the present embodiment, the fiber stripping cushion 39 includes a block 40 and a cover 42, the block 40 has a first groove 41, and the first groove 41 and the cover 42 form a first limiting channel.
As shown in fig. 9, in this embodiment, the first fiber stripping blade 44 and the second fiber stripping blade 46 each include a first body 48, the first body 48 has a cutting edge 49, the cutting edge 49 includes a first flat surface 50 and a first inclined surface 51, the avoiding notch 47 is disposed on the cutting edge 49, at least one side of the cutting edge 49 has a limit post 52, and the first body 48 also has a limit step 53; when the first fiber stripping knife 44 and the second fiber stripping knife 46 are matched, the first straight surfaces 50 of the two cutting edges 49 are mutually contacted and staggered, the limiting post 52 of the first fiber stripping knife 44 abuts against the limiting step 53 of the second fiber stripping knife 46, the limiting post 52 of the second fiber stripping knife 46 abuts against the limiting step 53 of the first fiber stripping knife 44, and the two avoidance notches 47 form avoidance holes. The first fiber stripping knife 44 and the second fiber stripping knife 46 are arranged in such a way that the sheath and the reinforcing element of the body part can be cut off more reliably, and the reliable positioning can be realized through the cooperation of the limiting step 53 and the limiting column 52, so that the quality of fiber stripping is ensured. In order to ensure a better stress effect, two limit posts 52 are preferably provided on both sides of the cutting edge 49.
Preferably, the middle of the two limiting columns is in a horn mouth shape, so that the body part is conveniently led into the middle during fiber stripping.
As shown in fig. 2 and 10, in the present embodiment, the base frame 7 has a first through hole 62, where the first through hole 62 is disposed on a side of the stripper base 43 facing away from the stripping pad 39, and the first through hole 62 is used for allowing the jacket and the reinforcing element stripped by the body portion to fall through.
In order to facilitate the falling off of the sheath and reinforcing element of the stripped body portion, an inclined blanking surface may be provided on the stripper blade 43 during actual use.
As shown in fig. 10, 11 and 12, in the present embodiment, the punching mechanism 11 includes:
a first cutter 55 disposed on a side of the separator blade holder 32 facing away from the exit guide block 18;
the punching and cutting cylinder 57, wherein the cylinder body of the punching and cutting cylinder 57 is relatively fixed with the base frame 7;
the second punching blade 56 is fixed relative to the piston rod of the punching cylinder 57, and when the piston rod of the punching cylinder 57 is contracted inwards, the first punching blade and the second punching blade 56 are located at both sides of the separation channel 34, and when the piston rod of the punching cylinder 57 is pushed outwards, the first punching blade and the second punching blade 56 cooperate with each other for cutting off the suspended wire portion from the second channel 36.
When the piston rod of the punching cylinder 57 is contracted inwards, the first punching blade and the second punching blade 56 are positioned at two sides of the separation channel 34, the hanging wire part from the second channel 36 passes through the space between the first punching blade and the second punching blade 56, and when the controller controls the punching cylinder to work, the piston rod of the punching cylinder 57 is pushed outwards, the first punching blade and the second punching blade 56 are matched with each other, and the hanging wire part from the second channel 36 is cut off, so that the cutting operation is realized.
When the two punching blades are matched, only the hanging wire part is cut, and the body part is not cut.
As shown in fig. 12, in order to make the structure compact, it is preferable that the first cutter 55 is fixed to the separation blade holder 32.
As shown in fig. 10 and 11, in the present embodiment, the punching mechanism 11 further includes a stopper 58, the stopper 58 having a stopper hole 59, the stopper hole 59 being for receiving a hanging wire portion of the butterfly cable from the separating mechanism 10; the base frame 7 is provided with a second through hole 60 corresponding to the limiting hole 59, the limiting hole 59 is communicated with the second through hole 60, and the second through hole 60 is used for allowing the cut hanging wire part to fall through. The spacing holes 59 are provided to receive and define the suspension wire portions from the second channel 36, preventing the suspension wire portions from bending to other areas, affecting the operation of other structures or affecting the dropping of the suspension wire portions after cutting. The base frame 7 is provided with a second through hole 60 corresponding to and communicating with the limit hole 59, so that the cut suspension wire part can fall down.
As shown in fig. 10, in the present embodiment, a side wall of the limiting hole 59 away from the separating mechanism 10 is an inclined side wall 61. The hanging wire part which is convenient to cut off is reliably dropped.
As shown in fig. 2, in the present embodiment, the base frame 7 includes a base plate 8, and a traction mechanism 9, a separation mechanism 10, a peeling mechanism 12, and a cutting mechanism are all provided on the base plate 8. The controller of the present application is used to control the operation parts of the respective mechanisms, specifically, to control the operation of the drive motor 30 and the respective cylinders.
As shown in fig. 7, in this embodiment, the stripping device further includes a detecting element 54, where the detecting element 54 is mounted on the stripping pad 39 for detecting the body portion, and sends a detection signal to the controller, and the controller controls the stripping assembly and the punching mechanism 11 to operate according to the signal of the detecting element 54. When the optical fiber stripping device is actually used, when the controller receives a signal of the detecting element 54, the working of the fiber stripping cylinder 45 and the blanking cylinder 57 of the stripping assembly is controlled according to the delay set time, the purpose of the delay set time is to enable the body part to continuously move for a set distance, so that the optical fiber with a set length range can be stripped by the stripping assembly, when the fiber stripping cylinder 45 works, the piston rod of the fiber stripping cylinder 45 pushes, the sheath and the reinforcing element of the body part are cut off, the piston rod of the fiber stripping cylinder 45 is kept motionless, and the driving motor 30 of the traction mechanism 9 reversely rotates to drive the butterfly cable to retract, so that the bare optical fiber can be obtained. In actual use, the operation of the punching mechanism 11 and the peeling assembly can be controlled by setting two delay times.
The detecting element 54 may be mounted on the base frame 7 or the stripping assembly in addition to the stripping block 39, and in other embodiments, the detecting element 54 may be disposed on a side of the stripping assembly remote from the stripping block 39.
In addition to the detection element 54 being used to detect the body portion, in other embodiments, the detection element 54 may be used to detect the hanging wire portion, where the detection element 54 may be mounted on the limiting block 58 or the base frame 7, and the controller may control the punching cylinder 57 to operate when the detection element 54 detects the hanging wire portion, and then control the peeling mechanism 12 to operate after a set delay time. After the detection element 54 detects the suspension wire portion, the first set time may be delayed to control the operation of the punching cylinder 57, and the second set time may be delayed to control the operation of the peeling mechanism 12.
The purpose of various delay controls is to ensure that the length of the severed suspension wire portion and the length of the stripped body portion are compounded.
In actual use, the detection element 54 is a displacement sensor, a photoelectric sensor, or the like. The body portion or the suspension wire portion may be detected, for example, by a diffuse reflection sensor.
During practical use, the garbage can be arranged below the two through holes and used for receiving waste materials.
The specific working process of the cutting and stripping device for butterfly cables of the embodiment is as follows:
the end part of the butterfly cable stretches into the first through hole 16 of the guide plate 13, the butterfly cable passes through the first through hole 16 and then enters the first limit opening 21 of the inlet guide block 17, then enters between the driving roller 23 and the driven roller 24, the two rollers transmit the butterfly cable backwards through the forward rotation of the driving motor, the outlet guide block 18 close to the rollers receives and limits the butterfly cable through the second limit opening 22, and then the butterfly cable is guided into the separating mechanism 10;
the cutting edge of the cutting knife 33 of the separating mechanism 10 is aligned with the joint of the body part and the hanging wire part, the cutting knife 33 divides the butterfly cable to separate the body part and the hanging wire part of the butterfly cable, the separated body part enters the first channel 35 through the separating channel 34, the separated hanging wire part enters the second channel 36, the body part comes out of the separating channel 34 and enters the first limiting channel of the fiber stripping cushion block 39, and the hanging wire part comes out of the separating channel 34 and enters the limiting hole 59 of the limiting block 58;
the separated body part and the suspension wire part are continuously transmitted backwards under the drive of the roller, when the detection element 54 detects the body part, a signal is transmitted to the controller, the controller controls the punching cylinder 57 of the punching mechanism 11 to work according to the specified time delay, the piston rod of the punching cylinder 57 pushes, the first punching cutter and the second punching cutter 56 are matched with each other, the suspension wire part from the second channel 36 is cut off, the cutting operation is realized, and the cut suspension wire part falls out of the base frame 7 through the second through hole 60;
the roller continues to rotate, after delaying the settlement time, the controller controls driving motor 30 to stop working, and control the piston rod of peeling off fine cylinder 45 to promote, first peeling knife and second peeling knife mutually support, the sheath of body part and reinforcing element cut off, two dodges notch 47 form the dodge hole that only supplies optic fibre to pass, the piston rod of peeling off fine cylinder 45 keeps pushing action, the controller again controls driving motor 30 counter-rotation and drives the butterfly cable to retract, in this state, optic fibre is taken out from the sheath, the sheath of the body part of being separated and reinforcing element drop down through first through hole 62, when the screw cable tip is retracted to first through hole 16, the motor resumes the corotation, accomplish a cycle.
Example 2
The present embodiment discloses a fiber stripping apparatus for butterfly cables, which is different from embodiment 1 in that the punching and cutting mechanism 11 is removed, and the fiber stripping apparatus cannot cut the suspended wire portion, but can perform stripping operation on the body portion to obtain a bare optical fiber, and the removal of the suspended wire portion in the later stage can be performed by manual work or other devices. Compared with the existing fiber stripping operation, the fiber stripping device can improve efficiency, reduce labor intensity and ensure stable processing quality. It should be noted that, preferably, the detecting element 54 in this embodiment is used to detect the body portion, and after the detecting element 54 detects the body portion, the controller controls the fiber stripping cylinder 45 to operate.
Example 3
The present embodiment discloses a cutting device for butterfly cables, which is different from embodiment 1 in that the peeling mechanism 12 is removed, and the cutting device cannot peel off bare optical fibers, but can cut off a hanging wire portion, so that efficiency can be improved, labor intensity can be reduced, and stable processing quality can be ensured compared with manual tearing and cutting. The fiber stripping operation of the later body part can be performed by adopting a background technical means or other equipment. It should be noted that, in this embodiment, the detecting element 54 is used to detect the hanging wire portion, and after the detecting element 54 detects the hanging wire portion, the controller controls the punching cylinder 57 to operate.
The foregoing description is only of the preferred embodiments of the present application, and is not intended to limit the scope of the application, but rather is intended to cover all equivalent structures as modifications within the scope of the application, either directly or indirectly, as may be contemplated by the present application.
Claims (5)
1. A cutting and stripping device for butterfly cables, comprising:
a base frame;
the traction mechanism is arranged on the base frame and used for traction and conveying of the butterfly cable;
the separation mechanism is used for dividing the butterfly cable from the traction mechanism to separate the body part of the butterfly cable from the suspension wire part;
a peeling mechanism for peeling the sheath and the reinforcing member of the body portion out of the separating mechanism;
a punching and cutting mechanism for cutting off the suspension wire part from the separating mechanism;
the controller is used for controlling the traction mechanism, the stripping mechanism and the punching and cutting mechanism to work;
the traction mechanism comprises:
the pair of rollers are matched with each other, and the two rollers are used for clamping and conveying the butterfly cables;
the first driving assembly is used for driving at least one roller to rotate;
the inlet guide block is provided with a first limiting opening, and the first limiting opening is aligned with the middle position of the two rollers and is used for guiding the butterfly cable between the two rollers;
the outlet guide block and the inlet guide block are respectively arranged at the front side and the rear side of the pair of rollers, the outlet guide block is provided with a second limit opening, and the second limit opening is aligned with the middle position of the two rollers;
the separation mechanism includes:
the separation tool apron is relatively fixed with the base frame and is provided with a separation channel;
the cutting knife is arranged on the separation knife seat and is used for dividing the separation channel into a first channel and a second channel, the butterfly cable from the traction mechanism is divided by the cutting knife, the body part of the butterfly cable and the hanging wire part are separated, the separated body part enters the first channel, and the separated hanging wire part enters the second channel;
the peeling mechanism includes:
the fiber stripping cushion block is provided with a first limiting channel, and the first limiting channel is used for receiving the body part of the butterfly cable from the separating mechanism;
the stripping assembly is arranged at one side of the fiber stripping cushion block, far away from the separating mechanism, and is used for stripping the sheath and the reinforcing element of the body part from the first limiting channel;
the stripping assembly includes:
the fiber stripping tool apron is fixed relative to the base frame;
the first fiber stripping knife is fixed on the fiber stripping knife seat;
the cylinder body of the fiber stripping cylinder is relatively fixed with the base frame;
the first fiber stripping knife and the second fiber stripping knife are mutually matched when the piston rod of the fiber stripping cylinder is pushed outwards, the sheath and the reinforcing element of the body part are cut off, and the two avoidance notches form an avoidance hole for the optical fiber to pass through;
the punching and cutting mechanism comprises:
the first punching cutter is arranged on one side of the separation cutter holder, which is back to the outlet guide block;
the punching and cutting cylinder is characterized in that a cylinder body of the punching and cutting cylinder is relatively fixed with the base frame;
the second blanking cutter is relatively fixed with the piston rod of the punching and cutting cylinder, when the piston rod of the punching and cutting cylinder is contracted inwards, the first blanking cutter and the second blanking cutter are positioned at two sides of the separation channel, and when the piston rod of the punching and cutting cylinder is pushed outwards, the first blanking cutter and the second blanking cutter are matched with each other and are used for cutting off a lifting wire part from the second channel;
the punching and cutting mechanism further comprises a limiting block, wherein the limiting block is provided with a limiting hole, and the limiting hole is used for receiving a hanging wire part of the butterfly cable from the separating mechanism; the base frame is provided with a second through hole corresponding to the limiting hole, the limiting hole is communicated with the second through hole, and the second through hole is used for allowing the cut hanging wire part to fall through.
2. The stripping device for butterfly cables of claim 1, wherein the two rollers are a driving roller and a driven roller, respectively, and the traction mechanism further comprises:
the two mounting seats are provided with sliding grooves, and two ends of the driving roller are respectively rotatably mounted on the corresponding mounting seats;
the two sliding blocks are respectively arranged on the corresponding sliding grooves in a sliding manner, and two ends of the driven roller are respectively rotatably arranged on the corresponding sliding blocks;
the adjusting spring is arranged in the chute, one end of the adjusting spring is propped against the corresponding sliding block, and the adjusting spring is used for enabling the driven roller to have a movement trend of moving towards the driving roller;
the first drive assembly includes:
the two gears are respectively arranged on the rotating shafts of the corresponding rollers and are meshed with each other;
and the driving motor is used for driving the driving roller to rotate.
3. The device of claim 1, wherein the first and second stripping knives each comprise a first body having a cutting edge thereon, the cutting edge comprising a first flat surface and a first inclined surface, the relief notch being disposed on the cutting edge, at least one side of the cutting edge having a limiting post, the first body further having a limiting step thereon; when the first fiber stripping knife and the second fiber stripping knife are matched, the first straight surfaces of the two cutting edges are mutually contacted and staggered, the limiting column of the first fiber stripping knife is abutted against the limiting step of the second fiber stripping knife, the limiting column of the second fiber stripping knife is abutted against the limiting step of the first fiber stripping knife, and the two avoidance notches form the avoidance hole.
4. The apparatus of claim 1, further comprising a sensing element mounted on the base frame, the stripping pad, or the stripping assembly for sensing the body portion and transmitting a sensed signal to a controller that controls the stripping assembly and the cutting mechanism to operate based on the sensed signal.
5. The apparatus of claim 1, further comprising a detection element mounted on the stopper or the base frame, the detection element being configured to detect the suspended wire portion and send a detection signal to the controller, the controller controlling the operation of the punching cylinder and the peeling mechanism according to the detection element signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810696490.1A CN108732705B (en) | 2018-06-29 | 2018-06-29 | Cutting and stripping device for butterfly cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810696490.1A CN108732705B (en) | 2018-06-29 | 2018-06-29 | Cutting and stripping device for butterfly cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108732705A CN108732705A (en) | 2018-11-02 |
| CN108732705B true CN108732705B (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810696490.1A Active CN108732705B (en) | 2018-06-29 | 2018-06-29 | Cutting and stripping device for butterfly cable |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108490543B (en) * | 2018-06-29 | 2024-04-16 | 杭州富通通信技术股份有限公司 | Fiber stripping device for butterfly cable |
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| GB2212340A (en) * | 1987-11-12 | 1989-07-19 | Josef Krampe | Cutting tool for the removal of cable sheaths |
| JP2006030579A (en) * | 2004-07-15 | 2006-02-02 | Sumitomo Electric Ind Ltd | Tool for exposing optical fiber cable and exposing method using the same |
| JP2006330606A (en) * | 2005-05-30 | 2006-12-07 | Fujikura Ltd | Optical fiber drop cable |
| JP2014158318A (en) * | 2013-02-14 | 2014-08-28 | Chugoku Electric Power Co Inc:The | Cutting/separating jig |
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| CN108732705A (en) | 2018-11-02 |
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