CN215681538U

CN215681538U - Head cutting device for power cable

Info

Publication number: CN215681538U
Application number: CN202121882621.9U
Authority: CN
Inventors: 钱林凤
Original assignee: Jiangsu Wangdian Power Technology Co ltd
Current assignee: Jiangsu Wangdian Power Technology Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-01-28
Anticipated expiration: 2031-08-12

Abstract

The utility model relates to a head cutting device for a power cable, which comprises a base, wherein a positioning mechanism is arranged on the upper surface of the base, the positioning mechanism comprises a mounting plate, a workbench is fixedly arranged on the upper surface of the mounting plate, a first threaded rod positioned on the left side of the workbench is movably arranged on the upper surface of the mounting plate, and a vertical rod is arranged on the upper surface of the mounting plate. This crop device for power cable, when surely shelling through the insulating skin to the cable as needs, only need to make positioning mechanism's limiting plate rise, remove the limiting plate extremely, highly equal to the thickness of insulating skin between top and the cable top, because the height of limiting plate highly equals the height of cutting knife, when the cutting knife descends and cuts, the cutting knife can only be to the cutting of insulating skin, can't continue the downcut, then through cutting other three reversedly, just can be under the condition that does not harm the internal conductor, accomplish surely shelling of insulating skin, and when cutting, can go on simultaneously by many cables.

Description

Head cutting device for power cable

Technical Field

The utility model relates to the technical field of cutting devices, in particular to a head cutting device for a power cable.

Background

The power cable is used for transmitting and distributing electric energy, is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and transmission lines under river-crossing seawater, is a cable product used for transmitting and distributing high-power electric energy in a main line of a power system, and comprises various insulated power cables with voltage grades of 1-500KV and above.

The cable is usually made of one or more mutually insulated conductors and an outer insulation protection layer, and a conducting wire for transmitting power or information from one place to another place needs to be cut off and cut at the time of cable installation and maintenance, and a cutting device is needed for the cutting-off and cutting-off process, but the existing cutting device has certain defects when in use.

Present cutting off of cable and crop are generally all to be operated by artifical use cable scissors, and not only waste time and energy during the operation, efficiency is still lower, and simultaneously when surely peeling off the insulating skin of cable, because the power is said differently, injure inside conductor easily to influence the normal use of cable.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the end cutting device for the power cable, which has the advantages of high efficiency, no damage to the internal conductor when the insulation sheath is cut and stripped and the like, and solves the problems that the conventional cable cutting and end cutting are generally operated by manually using cable scissors, time and labor are wasted, the efficiency is low, and the internal conductor is easily damaged when the insulation sheath is cut and stripped.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a crop device for power cable, includes the base, the upper surface of base is equipped with positioning mechanism.

Positioning mechanism includes the mounting panel, the last fixed surface of mounting panel installs the workstation, the last fixed surface of mounting panel movable mounting has and is located the left first threaded rod of workstation, the last fixed surface of mounting panel installs quantity and is two and be located the montants on workstation right side, the equal swing joint of surface of first threaded rod and two montants has the limiting plate of cup jointing in the workstation surface, the upper surface of workstation has been seted up and has been cut groove, the right side movable mounting of workstation has the second threaded rod that runs through workstation right side wall and extend to cut inslot and workstation left side wall swing joint, the surface threaded connection of second threaded rod has the grip block.

Further, the upper surface fixed mounting of base has the quantity to be two and is located the support column of the positioning mechanism left and right sides, two the equal fixed mounting of upper surface of support column has the roof, the upper surface fixed mounting of roof has the pneumatic cylinder.

Further, the fixed surface fixed mounting of the hydraulic stem of pneumatic cylinder has the fixed plate, the last fixed surface of fixed plate installs quantity and is two and runs through and extend to the fixed plate top and be located the dead lever of pneumatic cylinder left and right sides, the lower fixed mounting of fixed plate has the cutting knife.

Furthermore, the fixed rods are connected with the fixed plates in a sliding mode, the upper surfaces of the fixed rods are fixedly provided with limit blocks, and the width of the cutting knife is smaller than that of the workbench.

Further, the connection relation of first threaded rod and mounting panel is for rotating the connection, and the connection relation of first threaded rod and limiting plate is threaded connection, two the montant is sliding connection with the connection relation of limiting plate, and the equal fixed mounting of upper surface of two montants has the stopper.

Further, the arc wall that quantity is the logarithm is seted up to the workstation upper surface, the through-hole has been seted up to the upper surface of limiting plate, and the size of through-hole and the size adaptation of workstation, and the height that highly equals the cutting knife of limiting plate.

Furthermore, the second threaded rod is connected with the workbench in a rotating mode, threads on the outer surface of the second threaded rod are formed by a plurality of sets of threads in opposite directions, the two clamping blocks are connected to the opposite threads of each set in a threaded mode, and the clamping blocks are U-shaped.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

the head cutting device for the power cable is characterized in that a cable to be cut is placed at the top of a positioning mechanism, the cable is positioned and fixed through the positioning mechanism, then a fixed plate is driven to descend through a hydraulic cylinder, the fixed plate descends to drive a cutting knife to descend, the cable is cut, two fixed rods play roles in limiting and ensuring stability, when the insulating skin of the cable needs to be cut and stripped, only a limiting plate of the positioning mechanism needs to be lifted, the limiting plate is moved to the position where the height between the top and the top of the cable is equal to the thickness of the insulating skin, the height of the limiting plate is equal to the height of the cutting knife, when the cutting knife descends to cut, the cutting knife can only cut the insulating skin and cannot continue to cut downwards, then the cutting knife can cut and strip the insulating skin under the condition that the inner conductor is not damaged by cutting other three opposite directions, a plurality of cables can be simultaneously carried out, and the purposes of high efficiency and no damage to internal wires by cutting and stripping are achieved.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view of the positioning mechanism of the present invention;

FIG. 3 is a top view of the positioning mechanism of the present invention.

In the figure: the cutting machine comprises a base 1, a positioning mechanism 2, a mounting plate 21, a workbench 22, a first threaded rod 23, a vertical rod 24, a limiting plate 25, a cutting groove 26, a second threaded rod 27, a clamping block 28, a supporting column 3, a top plate 4, a hydraulic cylinder 5, a fixing plate 6, a fixing rod 7 and a cutting knife 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the cutting device for power cables in this embodiment includes a base 1, a mounting plate 21 is fixedly mounted on an upper surface of the base 1, two support columns 3 which are located at left and right sides of a positioning mechanism 2 are fixedly mounted on the upper surface of the base 1, a top plate 4 is fixedly mounted on upper surfaces of the two support columns 3, a hydraulic cylinder 5 is fixedly mounted on an upper surface of the top plate 4, a fixing plate 6 is fixedly mounted on a lower surface of a hydraulic rod of the hydraulic cylinder 5, two fixing rods 7 which are fixedly mounted on an upper surface of the fixing plate 6 and penetrate through and extend above the fixing plate 6 and are located at left and right sides of the hydraulic cylinder 5, connection relationships between the two fixing rods 7 and the fixing plate 6 are both in sliding connection, limit blocks are fixedly mounted on upper surfaces, a cutting knife 8 is fixedly mounted on a lower surface of the fixing plate 6, and a width of the cutting knife 8 is smaller than a width of a workbench 22, drive fixed plate 6 through pneumatic cylinder 5 and descend, drive cutting knife 8 and descend and cut, two dead levers 7 play spacing and guarantee stable effect.

Referring to fig. 2-3, in order to fix and position the optical cable, the positioning mechanism 2 in this embodiment includes a mounting plate 21 fixedly mounted on the upper surface of the base 1, a worktable 22 is fixedly mounted on the upper surface of the mounting plate 21, a double number of arc-shaped grooves are formed on the upper surface of the worktable 22, the arc-shaped grooves are used for accommodating the optical cable, the upper surface of the mounting plate 21 is rotatably connected with a first threaded rod 23 located on the left side of the worktable 22, two vertical rods 24 located on the right side of the worktable 22 are fixedly mounted on the upper surface of the mounting plate 21, limiting blocks are fixedly mounted on the upper surfaces of the two vertical rods 24, limiting plates 25 respectively movably connected to the outer surfaces of the first threaded rod 23 and the two vertical rods 24 and sleeved on the outer surface of the worktable 22 are respectively, through holes are formed on the upper surfaces of the limiting plates 25, the size of the through holes is adapted to the size of the worktable 22, and the height of the limiting plates 25 is equal to the height of the cutting knife 8, first threaded rod 23 is threaded connection with limiting plate 25's relation of connection, two montants 24 are sliding connection with limiting plate 25's relation of connection, cutting groove 26 has been seted up to the upper surface of workstation 22, workstation 22's right side movable mounting has the second threaded rod 27 that runs through workstation 22 right side wall and extend to in cutting groove 26 and workstation 22 left side wall swing joint, second threaded rod 27 is connected for rotating with workstation 22's relation of connection, and the screw thread of second threaded rod 27 surface is a plurality of groups to opposite screw thread constitution, and the equal threaded connection of screw thread department of every group has quantity to be two grip block 28, and grip block 28 is the U-shaped.

The working principle of the above embodiment is as follows:

when the cable is required to be cut, the cable is only required to be placed in the arc-shaped grooves on the upper surface of the workbench 22, because the number of the arc-shaped grooves is multiple, multiple cables can be cut simultaneously, because the threads on the outer surface of the second threaded rod 27 are formed by a plurality of groups of threads in opposite directions, the positions of the opposite threads in each group are in threaded connection with two clamping blocks 28, and the two clamping blocks 28 in each group are just positioned on two sides of each cable, at the moment, the second threaded rod 27 is rotated, the two clamping blocks 28 in each group move towards opposite directions under the driving of the opposite threads in various directions to clamp the cable, because the clamping width can be adjusted, the cables in different specifications can be clamped, when the insulation skin of the cable is required to be cut off, at the moment, the first threaded rod 23 is rotated, the limiting plate 25 is lifted, and the two vertical rods 24 play a limiting role, make limiting plate 25 can only reciprocate in the horizontal direction, remove limiting plate 25 extremely, highly equal to the thickness of insulating skin between top and the cable top, because the height of limiting plate 25 equals the height of cutting knife 8, when cutting knife 8 descends and cuts, cutting knife 8 can only cut insulating skin, can't continue the downcut, then through cutting other three reversals, just can not damage under the condition of inside wire, accomplish surely shelling of insulating skin, realized efficient and surely shell the mesh that does not damage inside wire.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a crop device for power cable, includes base (1), its characterized in that: the upper surface of the base (1) is provided with a positioning mechanism (2);

the positioning mechanism (2) comprises an installation plate (21), a workbench (22) is fixedly installed on the upper surface of the installation plate (21), a first threaded rod (23) positioned on the left side of the workbench (22) is movably mounted on the upper surface of the mounting plate (21), the upper surface of the mounting plate (21) is fixedly provided with two vertical rods (24) which are positioned on the right side of the workbench (22), the outer surfaces of the first threaded rod (23) and the two vertical rods (24) are movably connected with a limiting plate (25) sleeved on the outer surface of the workbench (22), a cutting groove (26) is formed in the upper surface of the workbench (22), a second threaded rod (27) which penetrates through the right side wall of the workbench (22) and extends into the cutting groove (26) and is movably connected with the left side wall of the workbench (22) is movably mounted on the right side of the workbench (22), the outer surface of the second threaded rod (27) is in threaded connection with a clamping block (28).

2. The end cutting device for the power cable according to claim 1, wherein: the utility model discloses a hydraulic cylinder, including base (1), support column (3) and roof (4), the upper surface fixed mounting of base (1) has quantity to be two and be located positioning mechanism (2) left and right sides support column (3), two the equal fixed mounting in upper surface of support column (3) has roof (4), the upper surface fixed mounting of roof (4) has pneumatic cylinder (5).

3. The end cutting device for the power cable as claimed in claim 2, wherein: the utility model discloses a pneumatic cylinder, including pneumatic cylinder (5), the hydraulic stem lower fixed surface of pneumatic cylinder (5) installs fixed plate (6), the last fixed surface of fixed plate (6) installs quantity and is two and runs through and extend to fixed plate (6) top and lie in dead lever (7) of pneumatic cylinder (5) left and right sides, the lower fixed surface of fixed plate (6) installs cutting knife (8).

4. A device for cutting the end of a power cable according to claim 3, characterized in that: the connection relation between the two fixing rods (7) and the fixing plate (6) is sliding connection, the upper surfaces of the two fixing rods (7) are fixedly provided with limiting blocks, and the width of the cutting knife (8) is smaller than that of the workbench (22).

5. The end cutting device for the power cable according to claim 1, wherein: first threaded rod (23) is connected for rotating with the relation of connection of mounting panel (21), and first threaded rod (23) is threaded connection, two with the relation of connection of limiting plate (25) montant (24) is sliding connection with the relation of connection of limiting plate (25), and the equal fixed mounting of upper surface of two montants (24) has the stopper.

6. The end cutting device for the power cable according to claim 1, wherein: the arc wall that quantity is the logarithm is seted up to workstation (22) upper surface, the through-hole has been seted up to the upper surface of limiting plate (25), and the size of through-hole and the big or small adaptation of workstation (22), and the height that highly equals cutting knife (8) of limiting plate (25).

7. The end cutting device for the power cable according to claim 1, wherein: the connection relation of second threaded rod (27) and workstation (22) is for rotating the connection, and the screw thread of second threaded rod (27) surface constitutes for a plurality of groups to opposite screw thread, and the equal threaded connection of screw thread department that every group is opposite has the grip block (28) that quantity is two, grip block (28) are the U-shaped.