CN115986666A - Cable butt joint fixing device - Google Patents
Cable butt joint fixing device Download PDFInfo
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- CN115986666A CN115986666A CN202211638288.6A CN202211638288A CN115986666A CN 115986666 A CN115986666 A CN 115986666A CN 202211638288 A CN202211638288 A CN 202211638288A CN 115986666 A CN115986666 A CN 115986666A
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Abstract
The invention discloses a cable butt joint fixing device.A base is symmetrically provided with two groups of cable clamping systems from left to right; each group of cable clamping systems comprises a cable end part clamping device and a cable middle part clamping device, the cable end part clamping device comprises two groups of horizontal clamping mechanisms which move back and forth, each group of horizontal clamping mechanisms is driven by a corresponding first driving mechanism, and a cable end part clamping cavity is arranged between the two groups of horizontal clamping mechanisms; the cable middle clamping device comprises two groups of vertical clamping mechanisms which move up and down, a second driving mechanism is arranged between the two groups of vertical clamping mechanisms for driving, and the second driving mechanism drives the interval between the two groups of vertical clamping mechanisms to change. The invention can stably ensure the stable position of two cables to be butted in the butting process, thereby reducing the working strength of workers in the operation process, improving the butting quality of the cables and avoiding potential safety hazards.
Description
Technical Field
The invention relates to the field of cable butt joint, in particular to a cable butt joint fixing device.
Background
At present, in the butt joint process of high-voltage cables, a plurality of procedures such as stripping cable insulating layers, removing semiconductor layers, using cold pressure joint connectors, wrapping through high-pressure self-adhesive tapes, wrapping by using phase color tapes, rewinding insulating layers, connecting intermediate joint boxes, filling epoxy resin and the like need to be sequentially performed on the high-voltage cables according to operation specifications. When the two high-voltage cables are subjected to the operation, the gravity of the cables is high, so that the two cables to be butted easily fall and shift in the operation process, the working strength is high in the operation process, the cable butt joint effect is poor, the cable butt joint quality is low in actual use, the heating amount of the contact point is high, the insulation effect is poor, and safety accidents are caused.
Disclosure of Invention
The invention aims to provide a cable butt-joint fixing device which can stably ensure that two cables to be butted have stable positions in the butt-joint process, thereby reducing the working strength of workers in the operation process, improving the butt-joint quality of the cables and avoiding potential safety hazards.
The invention adopts the following technical scheme:
a cable butt joint fixing device comprises a base, wherein two groups of cable clamping systems are symmetrically arranged on the base from left to right; the two groups of cable clamping systems are connected with the base in a sliding mode and move reversely; each group of cable clamping systems comprises a cable end part clamping device and a cable middle part clamping device, the cable end part clamping device comprises two groups of horizontal clamping mechanisms which move back and forth, each group of horizontal clamping mechanisms is driven by a corresponding first driving mechanism, a cable end part clamping cavity is arranged between the two groups of horizontal clamping mechanisms, and the first driving mechanism drives the interval between the two groups of horizontal clamping mechanisms to change; the cable middle clamping device comprises two groups of vertical clamping mechanisms which move up and down, a second driving mechanism is arranged between the two groups of vertical clamping mechanisms for driving, a cable middle clamping cavity is arranged between the two groups of vertical clamping mechanisms, and the second driving mechanism drives the interval between the two groups of vertical clamping mechanisms to change.
The cable end clamping device comprises a U-shaped shell, a cavity of the U-shaped shell is arranged in the front and back, an opening is formed in the upper portion of the cavity, a horizontal clamping block is adopted by a horizontal clamping mechanism, the two horizontal clamping blocks are arranged in the U-shaped shell in the front and back and are in sliding connection with a bottom plate of the U-shaped shell, arc-shaped cable end clamping cavities are formed in the sides, close to the two horizontal clamping blocks, of the two horizontal clamping blocks, and a first driving mechanism is arranged between the side, far away from the two horizontal clamping blocks, of the corresponding U-shaped shell side plate and is in sliding connection with the side plate of the U-shaped shell; and a position locking mechanism is arranged between the first driving mechanism and the corresponding side plate of the U-shaped shell.
The U-shaped shell bottom plate is provided with a first sliding groove along the front-back direction, the bottoms of the two horizontal clamping blocks are respectively provided with a first sliding block, and the horizontal clamping blocks are connected with the U-shaped shell bottom plate in a sliding mode through the first sliding blocks and the first sliding grooves; a second sliding groove is vertically arranged on the side plate of the U-shaped shell, and the first driving mechanism comprises a wedge-shaped driving block and a second sliding block; the surface of one side, far away from the side plate of the U-shaped shell, of the wedge-shaped driving block is a first inclined surface, the surface of one side, in contact with the wedge-shaped driving block, of the horizontal clamping block is a second inclined surface, and the inclination of the first inclined surface is matched with that of the second inclined surface; one side of the second sliding block is fixedly connected with the wedge-shaped driving block, the other side of the wedge-shaped driving block protrudes out of the second sliding groove, and the wedge-shaped driving block is connected with the side plate of the U-shaped shell in a sliding mode through the second sliding block and the second sliding groove; the position locking mechanism is arranged on the outer side of the side plate of the U-shaped shell and forms position locking on the wedge-shaped driving block through a second sliding block positioned on the outer side of the second sliding groove.
The position locking mechanism comprises pawl installation seats arranged on two sides of the second sliding chute, a pawl is rotatably arranged between the two pawl installation seats through a rotating shaft, and a torsion spring is arranged on the rotating shaft; the surface of the second sliding block on the outer side of the second sliding chute is provided with a ratchet, and the pawl is matched with the ratchet to limit the downward movement of the wedge-shaped driving block and lock the position of the wedge-shaped driving block.
The two groups of vertical clamping mechanisms are respectively an upper clamping seat and a lower clamping seat; the second driving mechanism drives the sliding holes symmetrically arranged at four corners of the upper clamping seat and the lower clamping seat and the sliding rods arranged in the sliding holes, and the upper clamping seat and the lower clamping seat are connected with the sliding rods in a sliding mode through the sliding holes; the middle upper part of the sliding rod is provided with threads, the sliding rod is in threaded connection with the upper clamping seat, and the sliding rod is in rotary connection with the lower clamping seat; one side that last grip slipper and lower grip slipper are close to all is provided with curved cable middle part centre gripping chamber.
A pressing through groove is formed in the middle of the upper clamping seat along the left-right direction; a pressing block is arranged in the pressing through groove in a vertically sliding manner, and a driving device of the pressing block is also arranged on the upper surface of the upper clamping seat on one side of the pressing through groove; the pressing block driving device drives the pressing block to move downwards and realize position locking.
The pressing block driving device comprises a pressing hinged seat, a pressing part at the front end of a pressing handle is contacted with the upper surface of the pressing block, the middle part of the pressing handle is coaxially and rotatably connected with the pressing hinged seat through a hinged shaft, a cam accommodating groove is arranged at the rear part of the pressing handle, a cam is rotatably connected in the cam accommodating groove through a cam rotating shaft, the circumferential surface of the cam is contacted with the upper surface of the upper clamping seat, and a driving handle is further arranged on the circumferential surface of the cam; the driving handle drives the squeezing part to move downwards through the rotation of the control cam, so that the pressing block is driven to move downwards.
The pressing block is of a cuboid structure arranged along the left-right direction, and the lower surface of the pressing block is provided with an arc-shaped cable contact surface; the hinged shaft is coaxially and fixedly connected with a plurality of pressing handles, and the middle part of each pressing handle is coaxially and fixedly connected with the hinged shaft; both sides of every according to the handle all are provided with through the articulated shaft with corresponding and press articulated seat and rotate and be connected.
The cable end clamping device and the cable middle clamping device in each group of cable clamping systems are fixedly arranged on the cable clamping sliding plate, the base is provided with a cable clamping sliding chute matched with the cable clamping sliding plate, and each group of cable clamping systems is in sliding connection with the base through the cable clamping sliding plate and the cable clamping sliding chute; the base is also provided with a cable clamping system driving mechanism, and the cable clamping system driving mechanism drives the two cable clamping systems to move oppositely on the base.
The cable clamping system driving mechanism comprises a guide mechanism, a lead screw motor and a threaded rod, and the threaded rod is rotationally connected with screw bearing blocks at the front end and the rear end in the cable clamping chute; the left part and the right part of the threaded rod are respectively provided with a forward thread and a reverse thread, and the lower ends of the two cable clamping sliding plates are respectively in threaded connection with the front part and the rear part of the threaded rod; the guide mechanism comprises guide rods arranged on the front side and the rear side of a threaded rod in the cable clamping chute, and the two guide rods are respectively connected with the two cable clamping sliding plates in a sliding manner; one end of the threaded rod protrudes out of the cable clamping sliding groove and is coaxially connected with the lead screw motor.
Two groups of cable clamping systems are arranged to respectively fix two cables to be butted; every cable clamping system all includes cable tip clamping device and cable middle part clamping device, and cable tip clamping device is used for the fixed tip of waiting to dock the cable, and cable middle part clamping device is used for the cable of fixed cable tip rear side to prevent to lead to the cable tip to take place to upwarp or remove because of rear side cable gravity, in order to further guarantee that the cable position is stable.
According to the invention, the wedge-shaped driving block with the inclined planes is adopted to drive the horizontal clamping blocks matched with the inclined planes to move, and the two inclined planes which are contacted can realize horizontal driving of the horizontal clamping blocks and also realize position self-locking to a certain degree, so that the movement of the two horizontal clamping blocks can always realize stronger clamping force on the end part of the cable. Meanwhile, the invention also realizes the unidirectional movement and position self-locking of the wedge-shaped driving block through the structures of the pawl and the ratchet, can ensure that the wedge-shaped driving block always applies stronger driving force to the horizontal clamping blocks, further strengthens the clamping force of the two horizontal clamping blocks to the end part of the cable, and ensures the stable fixation of the cable. Meanwhile, the characteristic of single motion can ensure that the clamping failure of the cable caused by the accidental movement of the wedge-shaped driving block can not occur.
According to the invention, the upper and lower positions of the upper clamping seat are driven to be adjusted by utilizing the threads, so that the middle part of the cable is stably fixed in the middle clamping cavity of the cable by the clamping force of the upper clamping seat and the lower clamping seat. The thread driving mode can realize the retaining effect to a certain extent so as to ensure the stability of clamping. In order to further ensure effective clamping of the middle part of the cable, the middle part of the upper clamping seat is further provided with a pressing through groove and a pressing block along the left-right direction, and the pressing block driving device can drive the pressing block to move downwards and realize position locking. The pressing block driving device can drive the pressing block to move downwards in the pressing through groove, so that the lower surface of the pressing block is pressed against the upper surface of the cable, the cable pressing device is suitable for cables with different wire diameters, and the practicability of the cable pressing device is improved; simultaneously, can also further strengthen the centre gripping dynamics to the cable middle part.
The invention can ensure the axial height consistency, namely the position stability, of two cables to be butted, thereby reducing the working strength of workers in the operation process, improving the butting quality of the cables and avoiding potential safety hazards.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the cable end clamp of the present invention;
FIG. 3 is a schematic structural view of a second slider according to the present invention;
fig. 4 is a schematic structural view of the cable middle clamping device of the present invention.
Detailed Description
The invention is described in detail below with reference to the following figures and examples:
as shown in fig. 1 to 4, the cable butt joint fixing device of the present invention includes a base 1, wherein two sets of cable clamping systems 2 are symmetrically arranged on the base 1; the two groups of cable clamping systems 2 are connected with the base 1 in a sliding mode and move in opposite directions; every group cable clamping system all includes cable tip clamping device 3 and cable middle part clamping device 4, and cable tip clamping device 3 is used for the fixed tip of waiting to dock the cable, and cable middle part clamping device 4 is used for the cable of fixed cable tip rear side to prevent to lead to the cable tip to take place to upwarp or remove because of rear side cable gravity, in order to further guarantee the cable position stability.
The cable end clamping device 3 includes two sets of horizontal clamping mechanisms 5 moving back and forth to clamp the cable end from the left and right direction; each group of horizontal clamping mechanisms 5 is driven by a corresponding first driving mechanism 6, and a cable end clamping cavity 7 is arranged between the two groups of horizontal clamping mechanisms 5 and used for accommodating and clamping the cable end. The first driving mechanism 6 drives the distance between the two groups of horizontal clamping mechanisms 5 to change, namely the two groups of horizontal clamping mechanisms 5 simultaneously move towards the center direction of the cable end clamping cavity 7 so as to clamp the end of the cable; or both sets of horizontal clamping means 5 are moved simultaneously in a direction away from the centre of the cable end clamping chamber 7 to release the cable end.
The cable middle clamping device 4 comprises two groups of vertical clamping mechanisms 8 which move up and down so as to clamp the middle part of the cable from the up and down direction; a second driving mechanism 9 is arranged between the two groups of vertical clamping mechanisms 8 for driving, a cable middle clamping cavity is arranged between the two groups of vertical clamping mechanisms 8, and the second driving mechanism 9 drives the interval between the two groups of vertical clamping mechanisms 8 to change, namely the two groups of vertical clamping mechanisms 8 simultaneously move towards the center direction of the cable middle clamping cavity so as to clamp the middle part of the cable; or the two groups of vertical clamping mechanisms 8 move towards the direction far away from the center of the cable middle clamping cavity at the same time so as to release the cable middle.
According to the invention, the cable end clamping device 3 comprises a U-shaped shell 10, a cavity of the U-shaped shell 10 is arranged in the front and back direction, the upper part of the cavity is opened, a horizontal clamping mechanism 5 adopts horizontal clamping blocks, the two horizontal clamping blocks are arranged in the U-shaped shell 10 in the front and back direction and are in sliding connection with a bottom plate of the U-shaped shell 10, and arc-shaped cable end clamping cavities 7 are arranged on one sides of the two horizontal clamping blocks close to each other so as to be tightly attached to the surface shape of a cable. The first driving mechanism 6 is arranged between one far side of the two horizontal clamping blocks and the corresponding side plate of the U-shaped shell 10 and is in sliding connection with the side plate of the U-shaped shell 10; a position locking mechanism 11 is arranged between the first driving mechanism 6 and the corresponding side plate of the U-shaped shell 10. The first driving mechanism 6 drives the two horizontal clamping blocks to move by moving up and down so as to change the distance between the two clamping blocks, and clamps or releases the cable.
In this embodiment, a bottom plate of the U-shaped housing 10 is provided with a first sliding chute 12 along the front-back direction, the bottoms of the two horizontal clamping blocks are both provided with a first sliding block 13, and the horizontal clamping blocks are slidably connected with the bottom plate of the U-shaped housing 10 through the first sliding blocks 13 and the first sliding chutes 12; a second sliding groove 14 is vertically arranged on a side plate of the U-shaped shell 10, and the first driving mechanism 6 comprises a wedge-shaped driving block 6-1 and a second sliding block 6-2; the surface of one side of the wedge-shaped driving block 6-1, which is far away from the side plate of the U-shaped shell 10, is a first inclined surface, the surface of one side of the horizontal clamping block, which is in contact with the wedge-shaped driving block 6-1, is a second inclined surface, and the inclination of the first inclined surface is matched with that of the second inclined surface; one side of the second sliding block 6-2 is fixedly connected with the wedge-shaped driving block 6-1, the other side of the wedge-shaped driving block 6-1 protrudes out of the second sliding groove 14, and the wedge-shaped driving block 6-1 is in sliding connection with a side plate of the U-shaped shell 10 through the second sliding block 6-2 and the second sliding groove 14; the position locking mechanism 11 is arranged outside the side plate of the U-shaped shell 10 and forms position locking for the wedge-shaped driving block 6-1 through the second sliding block 6-2 which is positioned outside the second sliding chute 14.
The position locking mechanism 11 comprises pawl mounting seats 15 arranged at two sides of the second sliding chute 14, a pawl 16 is rotatably arranged between the two pawl mounting seats 15 through a rotating shaft, and a torsion spring is arranged on the rotating shaft; the surface of the second sliding block 6-2 at the outer side of the second sliding chute 14 is provided with a ratchet 17, and the pawl 16 is matched with the ratchet 17 to limit the downward movement of the wedge-shaped driving block 6-1 and form a position lock for the wedge-shaped driving block 6-1.
According to the invention, the wedge-shaped driving block 6-1 with the inclined plane is adopted to drive the horizontal clamping block with the inclined plane to move, and the two inclined planes which are contacted can realize horizontal movement of the horizontal clamping block and also realize position self-locking to a certain extent, so that the movement of the two horizontal clamping blocks can always realize stronger clamping force on the end part of a cable. Meanwhile, the invention also realizes the unidirectional movement and position self-locking of the wedge-shaped driving block 6-1 through the structures of the pawl 16 and the ratchet 17, can ensure that the wedge-shaped driving block 6-1 always applies stronger driving force to the horizontal clamping blocks, further strengthens the clamping force of the two horizontal clamping blocks to the end part of the cable, and ensures the stable fixation of the cable. Meanwhile, the characteristic of single motion can ensure that the clamping failure of the cable caused by the accidental movement of the wedge-shaped driving block 6-1 can not occur.
In the invention, two groups of vertical clamping mechanisms 8 are respectively an upper clamping seat 18 and a lower clamping seat 19; the second driving mechanism 9 drives a sliding rod 20 which comprises sliding holes symmetrically arranged at four corners of the upper clamping seat 18 and the lower clamping seat 19 and sliding rods arranged in the sliding holes, and the upper clamping seat 18 and the lower clamping seat 19 are connected with the sliding rod 20 in a sliding manner through the sliding holes; the middle upper part of the sliding rod 20 is provided with threads, the sliding rod 20 is in threaded connection with the upper clamping seat 18 through the threads in the corresponding sliding holes, and the sliding rod 20 is rotatably connected with the lower clamping seat 19 through a bearing 21; and arc-shaped cable middle clamping cavities are formed in the sides, close to the upper clamping seat 18 and the lower clamping seat 19, of the upper clamping seat and the lower clamping seat. When the cable clamping device is used, the upper position and the lower position of the upper clamping seat 18 can be adjusted through the thread drive by sequentially rotating the sliding rod 20, so that the middle part of a cable is stably fixed in the clamping cavity in the middle part of the cable through the clamping force of the upper clamping seat 18 and the lower clamping seat 19. The thread driving mode can realize the retaining effect to a certain extent so as to ensure the stability of clamping.
In this embodiment, in order to further ensure effective clamping of the middle portion of the cable, the middle portion of the upper clamping seat 18 is further provided with a pressing through groove 22 along the left-right direction; a pressing block 23 is arranged in the pressing through groove 22 in a vertical sliding manner, and a pressing block driving device is also arranged on the upper surface of the upper clamping seat 18 on one side of the pressing through groove 22; the pressing block driving device drives the pressing block 23 to move downwards and realize position locking. The pressing block driving device can drive the pressing block 23 to move downwards in the pressing through groove 22, so that the lower surface of the pressing block 23 is pressed against the upper surface of the cable, the cable pressing device is suitable for cables with different wire diameters, and the practicability of the cable pressing device is improved; simultaneously, can also further strengthen the centre gripping dynamics to the cable middle part.
In this embodiment, the pressing block driving device includes a pressing hinge seat 24, a pressing portion 25 at the front end of a pressing handle 29 is in contact with the upper surface of the pressing block 23, the middle portion of the pressing handle 29 is coaxially and rotatably connected with the pressing hinge seat 24 through a hinge shaft, a cam accommodating groove is arranged at the rear portion of the pressing handle 29, a cam 27 is rotatably connected in the cam accommodating groove through a cam rotating shaft 26, the circumferential surface of the cam 27 is in contact with the upper surface of the upper clamping seat 18, and a driving handle 28 is further arranged on the circumferential surface of the cam 27; in use, the rear end control cam 27 of the driving handle 28 is lifted (or pressed downwards, wherein the action direction is determined according to the shape of the cam 27 in practical use) to control the cam 27 to rotate anticlockwise, so that the squeezing part 25 is driven to move downwards, and the pressing block 23 is driven to move downwards by the pressing force of the squeezing part 25, so that the upper end surface of the middle part of the cable is pressed.
In this embodiment, press the cuboid structure that briquetting 23 was set up for following the left and right directions to increase the area of pressing briquetting 23 and the contact of cable middle part, press the lower surface of briquetting 23 to be provided with curved cable contact surface, with the adaptation cable shape. Considering that only one pressing part applies force to the pressing block 23, the problem that the magnitude of the downward force of the cable is different in the length direction of the pressing block 23 may exist, therefore, in the invention, a plurality of pressing handles 29 are coaxially and fixedly connected to the hinge shaft, and the middle part of each pressing handle 29 is coaxially and fixedly connected with the hinge shaft; both sides of each pressing handle 29 are rotatably connected with the corresponding pressing hinge seats 24 through hinge shafts. By using one driving handle 28, the squeezing parts 25 at the front ends of the pressing handles 29 can be synchronously driven at the same time, and the pressing blocks 23 are driven to move downwards from different positions, so that the uniform pressing at multiple points and positions is realized, and the cable clamping effect is further improved.
In the invention, the cable end clamping device 3 and the cable middle clamping device 4 in each group of cable clamping systems are both fixedly arranged on a cable clamping sliding plate 27, a cable clamping sliding groove matched with the cable clamping sliding plate 27 is arranged on a base 1, and each group of cable clamping systems is in sliding connection with the base 1 through the cable clamping sliding plate 27 and the cable clamping sliding groove; the base 1 is also provided with a cable clamping system driving mechanism, and the cable clamping system driving mechanism drives the two cable clamping systems to move oppositely on the base 1. According to the design, after the two groups of cable clamping systems 2 respectively clamp two cables to be butted, the two cables to be butted are driven to synchronously move through the cable clamping system driving mechanism, so that the cable clamping systems are close to or based on the principle, the butt joint of the end parts of the cables can be conveniently connected and the distance between the cable clamping systems and the butt joint of the end parts of the cables can be adjusted.
In this embodiment, the cable clamping system driving mechanism includes a guiding mechanism, a lead screw motor 28 and a threaded rod 29, and the threaded rod 29 is rotatably connected with the screw bearing seats at the front and rear ends in the cable clamping chute; the left part and the right part of the threaded rod 29 are respectively provided with a forward thread and a reverse thread, and the lower ends of the two cable clamping sliding plates 27 are respectively in threaded connection with the front part and the rear part of the threaded rod 29 so as to realize synchronous movement and opposite movement directions of the two groups of cable clamping systems 2; the guide mechanism comprises guide rods arranged on the front side and the rear side of a threaded rod 29 in the cable clamping chute, and the two guide rods are respectively connected with the two cable clamping sliding plates 27 in a sliding manner so as to realize the motion stability of the two groups of cable clamping systems 2; one end of the threaded rod 29 protrudes out of the cable clamping chute and is coaxially connected with the lead screw motor 28, so that a worker can conveniently control the movement of the cable clamping system through the lead screw motor 28. The lead screw motor 28 and the threaded rod 29 have high movement precision and a stopping effect to a certain degree, so that the staff can be ensured to accurately carry out cable butt joint work.
When the cable clamp is used, two cables to be butted are fixedly clamped through the cable clamping system respectively. During clamping, the end part of the cable is placed into the cable end part clamping device 3 through the cable middle clamping device 4, and the extending length of the end part of the cable is determined; then the wedge-shaped driving block 6-1 is pressed downwards, and the two horizontal clamping blocks are respectively driven to clamp the end part of the cable by utilizing the downward movement of the two wedge-shaped driving blocks 6-1; at this time, the second slide block 6-2 can cooperate with the second slide groove 14 to guide the movement of the wedge-shaped driving block 6-1, and can also utilize the cooperation of the pawl 16 and the ratchet 17 to limit the downward movement of the wedge-shaped driving block 6-1 and form a position lock for the wedge-shaped driving block 6-1.
Then, the angle of the cable is arranged to ensure that the cable is not twisted axially, the upper clamping seat 18 is driven to move downwards by driving the sliding rod 20, and the middle part of the cable is stably fixed by the clamping force of the upper clamping seat 18 and the lower clamping seat 19; then, the pressing portion 25 is driven to move downward by the driving handle 28, and the pressing block 23 is driven to press the upper end surface of the middle portion of the cable downward by the downward pressing force of the pressing portion 25. Further improving the stability of fixing the middle part of the cable.
Then, the staff can respectively treat the ends of the two cables to be butted, such as stripping the cable insulation layer, removing the semiconductor layer, installing a cold-pressing pipe joint and the like; after the above processes are completed, the worker can control the two sets of cable clamping systems 2 to move relatively by using the lead screw motor 28, that is, the distance between the ends of the two cables to be butted is reduced to a proper position, and after renting, the processes of connecting the middle and intermediate joint boxes, filling epoxy resin and the like are performed. In the work, the invention can ensure the consistent axial height, namely the position stability, of the two cables to be butted, thereby reducing the working strength of workers in the operation process, improving the cable butting quality and avoiding potential safety hazards.
Claims (10)
1. The utility model provides a cable butt joint fixing device which characterized in that: the cable clamping device comprises a base, wherein two groups of cable clamping systems are symmetrically arranged on the left and right of the base; the two groups of cable clamping systems are connected with the base in a sliding mode and move reversely; each group of cable clamping systems comprises a cable end part clamping device and a cable middle part clamping device, the cable end part clamping device comprises two groups of horizontal clamping mechanisms which move back and forth, each group of horizontal clamping mechanisms is driven by a corresponding first driving mechanism, a cable end part clamping cavity is arranged between the two groups of horizontal clamping mechanisms, and the first driving mechanism drives the interval between the two groups of horizontal clamping mechanisms to change; the cable middle clamping device comprises two groups of vertical clamping mechanisms which move up and down, a second driving mechanism is arranged between the two groups of vertical clamping mechanisms for driving, a cable middle clamping cavity is arranged between the two groups of vertical clamping mechanisms, and the second driving mechanism drives the distance between the two groups of vertical clamping mechanisms to change.
2. The cable butt fixing apparatus according to claim 1, wherein: the cable end clamping device comprises a U-shaped shell, a cavity of the U-shaped shell is arranged in the front and back, an opening is formed in the upper portion of the cavity, a horizontal clamping block is adopted by a horizontal clamping mechanism, the two horizontal clamping blocks are arranged in the U-shaped shell in the front and back and are in sliding connection with a bottom plate of the U-shaped shell, arc-shaped cable end clamping cavities are formed in the sides, close to the two horizontal clamping blocks, of the two horizontal clamping blocks, and a first driving mechanism is arranged between the side, far away from the two horizontal clamping blocks, of the corresponding U-shaped shell side plate and is in sliding connection with the side plate of the U-shaped shell; and a position locking mechanism is arranged between the first driving mechanism and the corresponding side plate of the U-shaped shell.
3. The cable butt fixing device according to claim 2, wherein: the U-shaped shell bottom plate is provided with a first sliding chute along the front-back direction, the bottoms of the two horizontal clamping blocks are respectively provided with a first sliding block, and the horizontal clamping blocks are connected with the U-shaped shell bottom plate in a sliding manner through the first sliding blocks and the first sliding chute; a second sliding groove is vertically arranged on the side plate of the U-shaped shell, and the first driving mechanism comprises a wedge-shaped driving block and a second sliding block; the surface of one side of the wedge-shaped driving block, which is far away from the side plate of the U-shaped shell, is a first inclined surface, the surface of one side of the horizontal clamping block, which is in contact with the wedge-shaped driving block, is a second inclined surface, and the inclination of the first inclined surface is matched with that of the second inclined surface; one side of the second sliding block is fixedly connected with the wedge-shaped driving block, the other side of the wedge-shaped driving block protrudes out of the second sliding groove, and the wedge-shaped driving block is in sliding connection with the side plate of the U-shaped shell through the second sliding block and the second sliding groove; the position locking mechanism is arranged on the outer side of the side plate of the U-shaped shell and forms position locking on the wedge-shaped driving block through a second sliding block positioned on the outer side of the second sliding groove.
4. The cable butt fixing apparatus according to claim 3, wherein: the position locking mechanism comprises pawl mounting seats arranged on two sides of the second sliding groove, a pawl is rotatably arranged between the two pawl mounting seats through a rotating shaft, and a torsion spring is arranged on the rotating shaft; the surface of the second sliding block on the outer side of the second sliding chute is provided with a ratchet, and the pawl is matched with the ratchet to limit the downward movement of the wedge-shaped driving block and lock the position of the wedge-shaped driving block.
5. The cable butt fixing apparatus according to claim 1, wherein: the two groups of vertical clamping mechanisms are respectively an upper clamping seat and a lower clamping seat; the second driving mechanism drives the sliding holes symmetrically arranged at four corners of the upper clamping seat and the lower clamping seat and the sliding rods arranged in the sliding holes, and the upper clamping seat and the lower clamping seat are connected with the sliding rods in a sliding mode through the sliding holes; the middle upper part of the sliding rod is provided with threads, the sliding rod is in threaded connection with the upper clamping seat, and the sliding rod is in rotary connection with the lower clamping seat; one side that last grip slipper and lower grip slipper are close to all is provided with curved cable middle part centre gripping chamber.
6. The cable butt fixing apparatus according to claim 5, wherein: a pressing through groove is formed in the middle of the upper clamping seat along the left-right direction; a pressing block is arranged in the pressing through groove in a vertically sliding manner, and a driving device of the pressing block is also arranged on the upper surface of the upper clamping seat on one side of the pressing through groove; the pressing block driving device drives the pressing block to move downwards and realize position locking.
7. The cable butt fixation apparatus of claim 6, wherein: the pressing block driving device comprises a pressing hinged seat, a pressing part at the front end of a pressing handle is contacted with the upper surface of the pressing block, the middle part of the pressing handle is coaxially and rotatably connected with the pressing hinged seat through a hinged shaft, a cam accommodating groove is arranged at the rear part of the pressing handle, a cam is rotatably connected in the cam accommodating groove through a cam rotating shaft, the circumferential surface of the cam is contacted with the upper surface of the upper clamping seat, and a driving handle is further arranged on the circumferential surface of the cam; the driving handle drives the squeezing part to move downwards through the rotation of the control cam, so that the pressing block is driven to move downwards.
8. The cable butt fixation apparatus of claim 6, wherein: the pressing block is of a cuboid structure arranged along the left-right direction, and the lower surface of the pressing block is provided with an arc-shaped cable contact surface; the hinged shaft is coaxially and fixedly connected with a plurality of pressing handles, and the middle part of each pressing handle is coaxially and fixedly connected with the hinged shaft; both sides of every according to the handle all are provided with through the articulated shaft with corresponding and press articulated seat and rotate and be connected.
9. The cable butt fixing apparatus according to claim 1, wherein: the cable end clamping device and the cable middle clamping device in each group of cable clamping systems are fixedly arranged on the cable clamping sliding plate, the base is provided with a cable clamping sliding groove matched with the cable clamping sliding plate, and each group of cable clamping systems is in sliding connection with the base through the cable clamping sliding plate and the cable clamping sliding groove; the base is also provided with a cable clamping system driving mechanism, and the cable clamping system driving mechanism drives the two cable clamping systems to move oppositely on the base.
10. The cable butt fixing apparatus according to claim 1, wherein: the cable clamping system driving mechanism comprises a guide mechanism, a lead screw motor and a threaded rod, and the threaded rod is rotationally connected with screw bearing seats at the front end and the rear end in the cable clamping chute; the left part and the right part of the threaded rod are respectively provided with a forward thread and a reverse thread, and the lower ends of the two cable clamping sliding plates are respectively in threaded connection with the front part and the rear part of the threaded rod; the guide mechanism comprises guide rods arranged on the front side and the rear side of a threaded rod in the cable clamping chute, and the two guide rods are respectively connected with the two cable clamping sliding plates in a sliding manner; one end of the threaded rod protrudes out of the cable clamping sliding groove and is coaxially connected with the lead screw motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211638288.6A CN115986666A (en) | 2022-12-20 | 2022-12-20 | Cable butt joint fixing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211638288.6A CN115986666A (en) | 2022-12-20 | 2022-12-20 | Cable butt joint fixing device |
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| CN115986666A true CN115986666A (en) | 2023-04-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211638288.6A Pending CN115986666A (en) | 2022-12-20 | 2022-12-20 | Cable butt joint fixing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116699342A (en) * | 2023-08-08 | 2023-09-05 | 湖南湘联电缆有限公司 | Pressurizing equipment for cable pressure resistance detection |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116699342A (en) * | 2023-08-08 | 2023-09-05 | 湖南湘联电缆有限公司 | Pressurizing equipment for cable pressure resistance detection |
| CN116699342B (en) * | 2023-08-08 | 2023-11-14 | 湖南湘联电缆有限公司 | Pressurizing equipment for cable pressure resistance detection |
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