CN113547566A - Optical fiber micro cable shearing device - Google Patents
Optical fiber micro cable shearing device Download PDFInfo
- Publication number
- CN113547566A CN113547566A CN202110912523.3A CN202110912523A CN113547566A CN 113547566 A CN113547566 A CN 113547566A CN 202110912523 A CN202110912523 A CN 202110912523A CN 113547566 A CN113547566 A CN 113547566A
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- shearing
- locking rod
- optical fiber
- blade
- torsion spring
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- 238000010008 shearing Methods 0.000 title claims abstract description 123
- 239000013307 optical fiber Substances 0.000 title claims abstract description 74
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000004891 communication Methods 0.000 description 5
- 239000000835 fiber Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
- B26D1/25—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a non-circular cutting member
- B26D1/26—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a non-circular cutting member moving about an axis substantially perpendicular to the line of cut
- B26D1/30—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a non-circular cutting member moving about an axis substantially perpendicular to the line of cut with limited pivotal movement to effect cut
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/08—Means for actuating the cutting member to effect the cut
- B26D5/086—Electric, magnetic, piezoelectric, electro-magnetic means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/08—Means for actuating the cutting member to effect the cut
- B26D5/16—Cam means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention provides an optical fiber micro cable shearing device, which comprises: the base is provided with a through hole for the optical fiber micro cable to pass through; the shearing blade can rotate relative to the base, and a baffle is arranged above the shearing blade; one end of the first torsion spring is connected with the shearing blade, and the other end of the first torsion spring is connected with the baffle; a locking lever rotatable in a plane perpendicular to the base surface; and the power mechanism is used for driving the locking rod to rotate. According to the optical fiber micro-cable shearing device, during shearing, the end part of the locking rod is separated from the shearing blade by driving the locking rod to rotate, so that the shearing blade is released, and the shearing blade rotates under the action of the torque or the rotating force of the first torsion spring, so that the optical fiber micro-cable can be sheared; the device simple structure, it is small, transmission mode is reliable, applicable in all kinds of different deep sea equipment, the commonality is good.
Description
Technical Field
The invention relates to the technical field of underwater operation, in particular to an optical fiber micro-cable shearing device.
Background
The 21 st century has entered a new era of comprehensive understanding, development and utilization of the oceans, and the activities of the oceans, especially deep sea, have not left dependence on equipment. Due to the particularity of the marine environment, the optical fiber is an important transmission medium for realizing high-speed real-time communication of deep sea equipment, and has been widely applied to the deep sea equipment.
Deep sea equipment represented by a deep sea Remote Operated Vehicle (ROV) obtains energy and communication from a mother ship through an armored photoelectric composite cable, the diameter of the photoelectric composite cable is usually large, a special and huge winch system is needed for cable management, the cost and the risk of the cable management are increased greatly along with the increase of the operation depth, and for example, a ten-thousand-meter-level ditch ROV in Japan is lost due to the breakage of an umbilical cable. On the basis, a new operation mode is generated, namely self-contained energy is provided, and the self-contained energy is connected with the mother ship through only one optical fiber micro cable for communication. The communication means adopts a disposable optical fiber micro cable cluster capable of passively releasing optical fibers as a communication medium, has the characteristics of small volume, low cost and good safety, and is currently applied to various deep sea equipment such as deep sea base station type multi-point lander. In order to avoid the risk caused by accidental winding of the optical fiber micro cable during equipment recovery, the optical fiber micro cable is usually sheared before the equipment recovery, and the existing optical fiber shearing mechanisms are designed aiming at the characteristics of different equipment and do not have universality.
Therefore, the design of a universal and reliable optical fiber micro-cable shearing mechanism is necessary by combining the characteristics of the optical fiber micro-cable cluster.
Disclosure of Invention
In view of the above, the present invention provides an optical fiber micro cable cutting device, which solves or at least partially solves the technical defects in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides an optical fiber micro cable shearing device, which comprises:
the base is provided with a through hole for the optical fiber micro cable to pass through;
the shearing blade is arranged on the base and can rotate relative to the surface of the base, and a baffle is arranged above the shearing blade;
one end of the first torsion spring is connected with the shearing blade, the other end of the first torsion spring is connected with the baffle, and the shearing blade rotates under the action of the pretightening force of the first torsion spring;
the locking rod is arranged on the base and can rotate in a plane vertical to the surface of the base;
the power mechanism is used for driving the locking rod to rotate;
the locking rod rotates to enable one end of the locking rod to be in contact with the shearing blade so as to lock the shearing blade, the locking rod rotates to enable one end of the locking rod to be separated from the shearing blade, and the shearing blade rotates to shear the optical fiber micro cable penetrating out of the through hole.
Preferably, the optical fiber micro cable shearing device is characterized in that a blade rotating shaft is arranged on the base, the blade rotating shaft penetrates through the shearing blade and is connected with the baffle, the shearing blade can rotate around the blade rotating shaft, the first torsion spring is sleeved on the periphery of the blade rotating shaft, one end of the first torsion spring is connected with the shearing blade, and the other end of the first torsion spring is connected with the baffle.
Preferably, the power mechanism of the optical fiber micro cable shearing device comprises a motor and a cam, a rotating shaft of the motor is connected with the cam, the cam is in contact with the locking rod, the motor rotates to drive the cam to rotate, and the cam rotates to drive the locking rod to rotate.
Preferably, optic fibre micro-cable shearing mechanism, be equipped with the locking lever pivot on the base, the locking lever pivot is passed the locking lever, the locking lever can rotate around the locking lever pivot, locking lever pivot periphery cover is equipped with the second torsional spring, second torsional spring one end with base surface butt, the other end with the locking lever is connected, and under the effect of second torsional spring pretightning force, the locking lever rotate make its one end with shear blade contact is in order to lock shear the blade.
Preferably, in the optical fiber micro cable shearing device, one end of the locking rod is bent to form a bent portion, and the locking rod rotates to enable the bent portion to lock the shearing blade.
Preferably, the base of the optical fiber micro cable shearing device is further provided with a limiting pin, and the shearing blade rotates to shear the optical fiber micro cable and then is blocked by the limiting pin.
Preferably, the optical fiber micro cable shearing device, the shearing blade includes:
one side of the cutter head is provided with a cutting edge along the length direction, and the cutting edge is used for cutting the optical fiber micro cable;
the cutter handle is connected with the cutter head, and the width of the cutter handle is smaller than that of the cutter head;
the locking lever rotates to bring one end of the locking lever into contact with the handle to lock the shearing blade.
Preferably, the optical fiber micro cable shearing device is characterized in that a fixing block is further arranged on the base, the fixing block is hollow, the through hole is communicated with the fixing block, and the optical fiber micro cable penetrates out of the fixing block through the through hole.
Preferably, in the optical fiber micro cable shearing device, the cutter head is provided with a first positioning hole, the baffle is provided with a second positioning hole, one end of the first torsion spring penetrates through the first positioning hole, and the other end of the first torsion spring penetrates through the second positioning hole.
Preferably, in the optical fiber micro cable shearing device, the locking rod is provided with a third positioning hole, and the other end of the second torsion spring penetrates through the third positioning hole.
Compared with the prior art, the optical fiber micro cable shearing device has the following beneficial effects:
(1) the optical fiber micro cable shearing device comprises the shearing blade, the first torsion spring and the locking rod, wherein during shearing, the locking rod is driven to rotate, so that the end part of the locking rod is separated from the shearing blade, the shearing blade is released, and the shearing blade rotates under the action of the torque or the rotating force of the first torsion spring, so that the optical fiber micro cable can be sheared; the device has simple structure, small volume and reliable transmission mode, is suitable for various deep sea equipment and has good universality;
(2) according to the optical fiber micro cable shearing device, the power mechanism comprises the motor and the cam, the cam is driven to rotate through the rotation of the motor, so that the locking rod is rotated, the shearing blade is rotated and shears the optical fiber micro cable, the motor and the cam are utilized, the driving mode is reliable, misoperation cannot occur, and the shearing reliability of the optical fiber micro cable is guaranteed;
(3) according to the optical fiber micro cable shearing device, the second torsion spring is sleeved on the periphery of the rotating shaft of the locking rod, one end of the second torsion spring is abutted to the surface of the base, the other end of the second torsion spring is connected with the locking rod, the locking rod is rotated under the action of torque or rotating force generated by the second torsion spring, so that the end part of the locking rod is contacted with the shearing blade to lock the shearing blade, and the shearing blade is locked through the second torsion spring, so that the structure is simple and easy to realize;
(4) according to the optical fiber micro cable shearing device, the bent part is formed at one end of the locking rod, the shearing blade can be locked under the action of the second torsion spring by utilizing the bent part, and the implementation mode is simple and reliable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a shearing device for a fiber optic micro-cable according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a shearing device for shearing a fiber optic micro-cable according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a shearing device after shearing a fiber optic micro-cable according to an embodiment of the present invention;
FIG. 4 is a schematic view of a shear blade according to one embodiment of the present invention;
fig. 5 is a schematic structural diagram of a fixing block according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of illustrating the invention and are not to be construed as limiting the application.
As shown in fig. 1, an embodiment of the present application provides an optical fiber micro cable shearing device, including:
a base 1, on which a through hole for the optical fiber micro cable 10 to pass through is opened;
the shearing blade 2 is arranged on the base 1, the shearing blade 2 can rotate relative to the surface of the base 1, and a baffle 3 is arranged above the shearing blade 2;
one end of the first torsion spring 4 is connected with the shearing blade 2, the other end of the first torsion spring is connected with the baffle 3, and the shearing blade 2 rotates under the action of the pretightening force of the first torsion spring 4;
the locking rod 5 is arranged on the base 1, and the locking rod 5 can rotate in a plane vertical to the surface of the base 1;
a power mechanism for driving the locking lever 5 to rotate;
wherein, locking lever 5 rotates and makes its one end and shear blade 2 contact in order to lock shear blade 2, and the locking lever rotates and makes its one end and shear blade 2 separation, and shear blade 2 rotates in order to cut the optic fibre micro cable that passes through from the through-hole.
It should be noted that, in the embodiment of the present application, the base 1 is provided with a through hole for the optical fiber micro cable 10 to pass through, when the optical fiber micro cable is used, the base 1 is directly fixed at the cable outlet end of the optical fiber micro cable cluster, the size of the base 1 can be adjusted according to the size of the optical fiber micro cable cluster, and the size of the through hole on the base 1 is determined according to the size of the optical fiber micro cable 10; the base 1 is provided with a shearing blade 2, the shearing blade 2 can rotate relative to the surface of the base 1, a baffle 3 is arranged above the shearing blade 2, and a first torsion spring 4 is arranged between the shearing blade 2 and the baffle 3; the torsion spring is also called a torsion spring, and when the ends of the torsion spring are fixed to other components, the spring pulls them back to the original position when the other components rotate around the spring center, generating a torque or a rotational force, and the pre-load force, i.e., the torque or the rotational force in the present application, is rotated by the shearing blade 2 under the torque or the rotational force of the first torsion spring 4. Meanwhile, a locking rod 5 is arranged on the base 1, the locking rod 5 can rotate in a plane perpendicular to the surface of the base 1, when the locking rod 5 rotates to enable one end of the locking rod to be in contact with the shearing blade 2, the shearing blade 2 is locked, the locking means that the shearing blade 2 is kept still and cannot rotate, when the locking rod rotates to enable one end of the locking rod to be separated from the shearing blade 2, at the moment, the shearing blade 2 rotates under the action of the torque or the rotating force of the first torsion spring 4, and the optical fiber micro cable 10 can be sheared, namely the optical fiber micro cable 10 can be sheared when the shearing blade 2 rotates clockwise under the action of the torque or the rotating force in the drawing 1. Further, the cutting blade device further comprises a power mechanism, the power mechanism is used for driving the locking rod 5 to rotate, specifically, the power mechanism can select a cylinder, an oil cylinder, an electric telescopic rod and the like, the power mechanism is connected with the end part, far away from the cutting blade 2, of the locking rod 5, the electric telescopic rod is further taken as an example, the electric telescopic rod is connected with the end part, far away from the cutting blade 2, of the locking rod 5, the electric telescopic rod moves downwards to push the locking rod 5 to rotate and enable the end part, close to the cutting blade 2, to be separated from the cutting blade 2, and at the moment, the cutting blade 2 rotates under the action of the torque or the rotating force of the first torsion spring 4; if electric telescopic handle upward movement can promote locking lever 5 and rotate and make the tip and the shearing blade 2 contact of being close to shearing blade 2 to the tip and the shearing blade 2 of locking lever 5 tightly butt under electric telescopic handle's the effect, thereby make shearing blade 2 static and unable rotation. The working principle of the optical fiber micro-cable shearing device is as follows: in an initial state, the end of the locking rod 5 locks the shearing blade 2, and then the locking rod 5 is driven to rotate, so that the end of the locking rod 5 is separated from the shearing blade 2, the shearing blade 2 is released, and under the action of the torque or the rotating force of the first torsion spring 4, the shearing blade 2 rotates, so that the optical fiber micro cable can be sheared, and before the next shearing of the optical fiber micro cable, the shearing blade 2 (for example, the handle 23 of the rotatable shearing blade 2) can be rotated to maintain the locking state with the shearing blade 2 again, so that the next shearing operation is performed. Referring to fig. 2 to 3, fig. 2 is a view showing an initial state before the optical fiber micro cable is cut by the optical fiber micro cable cutting device of the present application, and fig. 3 is a view showing a state after the optical fiber micro cable is cut.
In some embodiments, the base 1 is provided with a blade rotating shaft 11, the blade rotating shaft 11 penetrates through the cutting blade 2 and is connected with the baffle 3, the cutting blade 2 can rotate around the blade rotating shaft 11, and the first torsion spring 4 is sleeved on the periphery of the blade rotating shaft 11 and is connected with the cutting blade 2 at one end and connected with the baffle at the other end. Specifically, fixed connection between blade pivot 11 and baffle 3, for example in practice baffle 3 can set up the screw hole, threaded connection between 11 tip of blade pivot and the screw hole, can realize detachable fixed connection between 11 and the baffle 3 of blade like this.
In the above embodiment, the base 1 is provided with the blade rotating shaft 11, correspondingly, the cutting blade 2 is provided with the shaft hole, the blade rotating shaft 11 penetrates through the shaft hole and then is connected with the baffle 3, and the first torsion spring 4 is sleeved on the periphery of the blade rotating shaft 11.
In some embodiments, the power mechanism comprises a motor 6 and a cam 7, the shaft of the motor 6 is connected with the cam 7, the cam 7 is in contact with the locking rod 5, the motor 6 rotates to drive the cam 7 to rotate, and the cam 7 rotates to drive the locking rod 5 to rotate. In the present embodiment, the cam 7 is located at an end of the locking lever 5 remote from the cutting blade 2, and the cam 7 rotates to rotate the locking lever 5.
In some embodiments, the base 1 is provided with a locking lever rotating shaft 8, the locking lever rotating shaft 8 penetrates through the locking lever 5, the locking lever 5 can rotate around the locking lever rotating shaft 8, the periphery of the locking lever rotating shaft 8 is sleeved with a second torsion spring 9, one end of the second torsion spring 9 abuts against the surface of the base 1, the other end of the second torsion spring 9 is connected with the locking lever 5, and under the action of the pretightening force of the second torsion spring 9, the locking lever 5 rotates to enable one end of the locking lever to be in contact with the shearing blade 2 so as to lock the shearing blade 2. In the embodiment of the present application, a locking lever rotating shaft 8 is disposed on the base 1, the locking lever 5 is rotatable around the locking lever rotating shaft 8, a second torsion spring 9 is disposed on the periphery of the locking lever rotating shaft 8, one end of the second torsion spring 9 is naturally contacted with the surface of the base 1, and the other end of the second torsion spring is connected to the locking lever 5, which is similar to the action principle of the first torsion spring 4, the second torsion spring 9 generates a torque or a rotational force (i.e., a pre-tightening force), and the second torsion spring 9 generates the torque or the rotational force to rotate the locking lever 5 so that one end of the locking lever is contacted with the shearing blade 2 to lock the shearing blade 2, that is, in fig. 1, the locking lever 5 rotates counterclockwise to lock the shearing blade 2.
In some embodiments, one end of the locking bar 5 is bent to form a bend 51, and the locking bar 5 is rotated to cause the bend 51 to lock the cutting blade 2. In the present embodiment, one end of the locking lever 5 adjacent to the cutting blade 2 is bent to form a bent portion 51, and the bent portion 51 functions like a hook, so that the bent portion 51 can hook the cutting blade 2 when the locking lever 5 is rotated counterclockwise to lock the cutting blade 2.
In some embodiments, the base 1 is further provided with a stopper pin 12, and the cutting blade 2 is stopped by the stopper pin 12 after rotating to cut the optical fiber micro-cable 10. In the embodiment of the present application, the shear blade 2 is prevented from further rotating when the limiting pin 12 is provided, and as shown in fig. 3, after the optical fiber micro cable 10 is sheared by the rotation of the shear blade 2, the further movement of the optical fiber micro cable is prevented by the limiting pin 12.
In some embodiments, referring to fig. 4, the shearing blade 2 comprises:
a cutting edge 22 is arranged on one side of the cutter head 21 along the length direction, and the cutting edge 22 is used for cutting the optical fiber micro cable;
the cutter handle 23 is connected with the cutter head 21, and the width of the cutter handle 23 is smaller than that of the cutter head 21;
the locking lever 5 is rotated so that one end thereof contacts the shank 23 to lock the shearing blade 2.
In the above embodiment, the cutting blade 2 includes the bit 21 and the shank 23, and the locking lever 5 is rotated so that one end thereof contacts the shank 23 to lock the cutting blade 2, and in particular, the bent portion 51 of the locking lever 5 contacts the shank 23 to lock the cutting blade 2.
In some embodiments, the base 1 is further provided with a fixing block 13, the fixing block 13 is hollow, the through hole is communicated with the fixing block 13, and the optical fiber micro cable passes through the through hole and penetrates out of the fixing block 13. Specifically, the fixing block 13 may be a hollow cylinder, as shown in fig. 5, the optical fiber micro cable passes through the through hole and penetrates out of the fixing block 13, the fixing block 13 plays a role in limiting the optical fiber micro cable, so as to ensure the shearing reliability, and the cutting edge 22 of the shearing blade 2 and the through hole on the fixing block 13 form a closed shearing space, so that the shearing of the optical fiber micro cable 10 can be realized.
In some embodiments, referring to fig. 4 again, the tool bit 21 is provided with a first positioning hole 24, the baffle 3 is provided with a second positioning hole, two ends of the first torsion spring 4 are respectively matched with the first positioning hole 24 and the second positioning hole, and one end of the first torsion spring 4 passes through the first positioning hole and the other end passes through the second positioning hole. Specifically, the cutter head 21 is further provided with a shaft hole 25, the blade rotating shaft 11 penetrates through the shaft hole 25, and the first positioning hole 24 is formed in one side of the shaft hole 25.
In some embodiments, a third positioning hole is formed on the locking lever 5, and the other end of the second torsion spring 9 passes through the third positioning hole. That is, in the embodiment of the present application, one end of the second torsion spring 9 naturally contacts with the surface of the base 1, and the other end passes through the third positioning hole on the locking lever 5.
In some embodiments, the base is further provided with a locking lever bracket 14, and the locking lever rotating shaft 8 is installed on the locking lever bracket 14, specifically, after the locking lever rotating shaft 8 penetrates through the locking lever bracket 14, it penetrates through the locking lever 5.
In some embodiments, a motor fixing seat 15 is further provided on the base, and the motor 6 is fixedly mounted on the motor fixing seat 15.
In some embodiments, the fixing block 13, the motor fixing seat 15 and the blade rotating shaft 11 are fixed on the base 1 by screws.
In some embodiments, motor 6 is a brushed motor with an internal oil filled seal. The cam 7 can be driven to rotate after the brush motor is electrified, the brush motor with the oil filled and sealed inside can be always kept equal to the environmental pressure, and other parts are directly placed in seawater, so that the use depth is not limited.
The foregoing is only a partial embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and decorations can be made without departing from the principle of the present application, and these modifications and decorations should also be regarded as the protection scope of the present application.
Claims (10)
1. An optical fiber micro-cable shearing device, comprising:
the base is provided with a through hole for the optical fiber micro cable to pass through;
the shearing blade is arranged on the base and can rotate relative to the surface of the base, and a baffle is arranged above the shearing blade;
one end of the first torsion spring is connected with the shearing blade, the other end of the first torsion spring is connected with the baffle, and the shearing blade rotates under the action of the pretightening force of the first torsion spring;
the locking rod is arranged on the base and can rotate in a plane vertical to the surface of the base;
the power mechanism is used for driving the locking rod to rotate;
the locking rod rotates to enable one end of the locking rod to be in contact with the shearing blade so as to lock the shearing blade, the locking rod rotates to enable one end of the locking rod to be separated from the shearing blade, and the shearing blade rotates to shear the optical fiber micro cable penetrating out of the through hole.
2. The apparatus as claimed in claim 1, wherein the base has a blade shaft, the blade shaft passes through the cutting blade and is connected to the baffle, the cutting blade is rotatable around the blade shaft, and the first torsion spring is sleeved around the blade shaft and has one end connected to the cutting blade and the other end connected to the baffle.
3. The apparatus according to claim 1, wherein the power mechanism comprises a motor and a cam, the motor shaft is connected to the cam, the cam is in contact with the locking rod, the motor rotates to drive the cam to rotate, and the cam rotates to drive the locking rod to rotate.
4. The optical fiber micro cable shearing device as claimed in claim 3, wherein a locking rod rotating shaft is arranged on the base, the locking rod rotating shaft penetrates through the locking rod, the locking rod can rotate around the locking rod rotating shaft, a second torsion spring is sleeved on the periphery of the locking rod rotating shaft, one end of the second torsion spring is abutted to the surface of the base, the other end of the second torsion spring is connected with the locking rod, and under the action of the pretightening force of the second torsion spring, the locking rod rotates to enable one end of the locking rod to be in contact with the shearing blade so as to lock the shearing blade.
5. The apparatus for shearing an optical fiber micro-cable according to claim 1, wherein one end of the locking rod is bent to form a bent portion, and the locking rod is rotated to lock the bent portion to the shearing blade.
6. The apparatus for shearing an optical fiber micro-cable according to claim 1, wherein the base further comprises a stopper pin, and the shearing blade is stopped by the stopper pin after rotating to shear the optical fiber micro-cable.
7. The optical fiber micro-cable shearing device according to claim 1, wherein the shearing blade comprises:
one side of the cutter head is provided with a cutting edge along the length direction, and the cutting edge is used for cutting the optical fiber micro cable;
the cutter handle is connected with the cutter head, and the width of the cutter handle is smaller than that of the cutter head;
the locking lever rotates to bring one end of the locking lever into contact with the handle to lock the shearing blade.
8. The optical fiber micro-cable shearing device as claimed in claim 1, wherein a fixing block is further arranged on the base, the fixing block is hollow, the through hole is communicated with the fixing block, and the optical fiber micro-cable passes through the through hole and penetrates out of the fixing block.
9. The apparatus for shearing an optical fiber micro cable according to claim 1, wherein the cutter head is provided with a first positioning hole, the baffle is provided with a second positioning hole, and one end of the first torsion spring passes through the first positioning hole and the other end of the first torsion spring passes through the second positioning hole.
10. The apparatus according to claim 4, wherein the locking rod has a third positioning hole, and the other end of the second torsion spring passes through the third positioning hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110912523.3A CN113547566B (en) | 2021-08-10 | Optical fiber micro-cable shearing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110912523.3A CN113547566B (en) | 2021-08-10 | Optical fiber micro-cable shearing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113547566A true CN113547566A (en) | 2021-10-26 |
| CN113547566B CN113547566B (en) | 2024-10-22 |
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| JPH1158123A (en) * | 1997-08-21 | 1999-03-02 | Senshin Kogyo Kk | Wire cutting scissors |
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