1415results about "Apparatus for joining/termination cables" patented technology

The multifunctional electric energy meter comprises an electric energy meter shell, an electric telescopic rod is installed on the outer wall of the electric energy meter shell, a first moving frame is fixed to the output end of the electric telescopic rod, a first spring is fixed to the outer wall of the first moving frame, and a second moving frame is fixed to one end of the first spring. According to the multifunctional electric energy meter, along with approaching of a third pressing plate, the third pressing plate can press a sleeve, the sleeve drives the corresponding first pressing plate to move downwards under stress after being pressed, and along with approaching of the first pressing plate and the second pressing plate, cutting blades between the first pressing plate and the second pressing plate can approach each other; and the corresponding position of the connecting wire is cut, and the cutting position is located at the section, exposed out of the cutting blade, of the connecting wire.

An electric wire connection body includes a first electric wire, a second electric wire electrically connected to the first electric wire, a connection portion connecting the first electric wire and the second electric wire, and an insulation coating body covering a periphery of the connection portion. The connection portion is formed by butt welding of the first electric wire and the second electric wire.

The invention belongs to the technical field of high-altitude wiring, and particularly relates to an auxiliary wiring device for an overhead cable, which comprises a bottom plate, a lifting mechanism and a top plate, the bottom plate is connected with the top plate through the lifting mechanism, the top plate is provided with a wire pulling piece and a guardrail, the guardrail is arranged at the top of the top plate, and the wire pulling piece is arranged at the bottom of the top plate. The two ends of the guardrail are provided with guiding pieces used for guiding the cable, the middle of the guardrail is further provided with a positioning mechanism and a bearing mechanism installed on the positioning mechanism and used for bearing and fixing the cable, and the bottom plate is further provided with a leveling mechanism used for leveling the bottom plate. According to the invention, the lifting mechanism cooperates with the action of the cable pulling piece, the two ends of a broken cable can be pulled to be close to each other, and the cable can be lifted to a specified height under the action of the lifting mechanism, so that the working intensity of workers is reduced, and the high-altitude wiring efficiency and quality are improved.

The invention discloses a cable branch box integrated on-line monitoring system comprising a data acquisition module used for acquiring operation monitoring data and historical operation data of a cable branch box; the data transmission module is used for transmitting the acquired data to the central monitoring platform; the data preprocessing module is used for preprocessing the data; the analysis module is used for analyzing the data by applying an improved transformation convolutional neural network and identifying the fault and abnormal state of the cable branch box; the prediction module is used for combining historical operation data and current monitoring data, and performing fault prediction by applying an improved graph neural network and combining an attention mechanism; the central monitoring platform is used for generating fault early warning information; and the maintenance optimization module is used for providing corresponding prevention measures and maintenance suggestions. According to the method, the improved convolutional neural network and the graph neural network are combined, the data of the cable branch box are intelligently analyzed, fault prediction and early warning are realized, and the method has the advantages of high precision, high real-time performance and optimal maintenance.

The utility model provides a cable stripper which comprises a rotating assembly, a cable clamping assembly, a cutter and a handle. The rotating assembly comprises a base and a rotating seat, the rotating seat is rotationally connected to the base, the rotating seat is provided with an opening used for being arranged on a cable in a sleeving mode, and the base is provided with an avoiding groove which is the same as the opening in shape; the wire clamping assembly is mounted on the rotating seat, and the wire clamping assembly at least comprises two clamping plates; the two clamping plates are oppositely arranged and can be close to or far away from each other so as to slide on the cable; the cutter is mounted on the wire clamping assembly; the handle is connected with the base. A cable is sleeved with the opening by holding the handle with a hand, the two clamping plates get close to each other to clamp the cable between the two clamping plates, in the process that the rotating base rotates relative to the base, the cutter cuts the insulating skin of the cable, and an adjustable included angle is formed between the axis of the cutter and the reference plane, so that the cutter slides along the cable while cutting; therefore, automatic stripping of a long cable is realized, the stripping efficiency can be improved, hot-line work can be realized, and the power construction efficiency is improved.

The invention discloses a manufacturing device of a power cable terminal, and relates to the technical field of power equipment manufacturing, the manufacturing device comprises a support, and one side of the support is fixedly connected with a control mechanism. According to the manufacturing device of the power cable terminal head, through the synergistic effect of the support of the triangular support structure, the clamping mechanism and the cutting mechanism, rapid manufacturing of the cable head is achieved, the manufacturing time of the cable head is greatly shortened through the stability of the structure and the efficient performance of the operating mechanism, the control mechanism comprises a programmable logic controller and a user interface, and the control mechanism is convenient to operate. A visual man-machine interaction interface is provided, an operator can conveniently and accurately control the device, operation complexity and dependence on professional skills are reduced, a power device of the clamping mechanism is a servo motor, clamping force can be fed back and controlled through an encoder, the device is suitable for cables of different thicknesses and materials, and the working efficiency is improved. And the universality of the clamping process and the safety of the cable are ensured.

A method of building a joint insulation of a power cable joint including a conductor joint connecting a first conductor of a first cable length to a second conductor of second cable length, the method including: a) winding a first electrically insulating tape around an inner semiconducting layer that covers the conductor joint so that the first electrically insulating tape connects a first cable length insulation layer of the first cable length to a second cable length insulation layer of the second cable length, to form an inner insulation layer of the joint insulation, and b) winding a second electrically insulating tape around the inner insulation layer, so that the second electrically insulating tape connects the first cable length insulation layer to the second cable length insulation layer, to form an outer insulation layer of the joint insulation, wherein the first electrically insulating tape has a higher peroxide content than the second electrically insulating tape, and c) crosslinking the joint insulation.

The invention belongs to the technical field of cable stripping, and particularly discloses a cable head manufacturing device for cable laying and a use method thereof, and the device comprises a supporting assembly, a positioning assembly, an annular cutting assembly and a longitudinal cutting assembly. The supporting assembly comprises a mounting base, two guide rods symmetrically arranged on one side of a side plate of the mounting base, a fixed seat and a movable seat which are arranged on the outer sides of the guide rods in a sliding and sleeving mode and matched with each other to clamp and straighten a cable, and a hydraulic push rod arranged on the other side of the side plate. A push rod of the hydraulic push rod is connected with the middle part of the fixed seat and drives the fixed seat to slide along the length direction of the guide rod; the positioning assembly is arranged on the outer side of the guide rod in a sliding and sleeving mode and arranged between the side plate and the fixing base. The annular cutting assembly and the longitudinal cutting assembly are arranged at the two ends of the outer side of the movable base correspondingly. According to the manufacturing device, through the integrated structural design, integrated collaborative operation of cable supporting, positioning and cutting operation is achieved, and the cable head manufacturing precision and efficiency are remarkably improved.

The present invention discloses a docking auxiliary device for underground cable processing, and the present invention relates to the technical field of cable docking. The present invention includes: a retaining mechanism is fixedly connected to the surface of a slide cylinder, the bottom of the auxiliary mechanism is slidably connected to the top of the slide cylinder, the wing plates are symmetrically arranged with the slide cylinder as the center, and the sides of the two wing plates close to each other are fixedly connected to the surface of the slide cylinder, and the wing plates are tilted to the side away from the slide cylinder, the ground nails are fixedly connected to the sides of the two wing plates away from each other, and there are several ground nails evenly distributed on the side of the wing plates away from the slide cylinder, the wing plates block the pits to prevent soil collapse from burying the docking position, and at the docking operation point, a clean and dry operating space is cleared to prevent mud and water from mixing into the cable joint to prevent insulation failure, the heat shrink tube shrinks, covers the docking position, seals and protects the connection position, and waterproofs, moisture-proofs, and corrosion-resistant the cable connection.

The invention discloses a wire core pretreatment tool library, which is characterized in that a wire cutting unit is arranged, a first wire conveying mechanism is used for conveying wire cores, and a first power device is used for driving a lower blade and an upper blade to move relatively to realize wire cutting operation; through the arrangement of the peeling processing unit, the second wire conveying mechanism is used for conveying the cut wire core, and the second power device is used for driving the peeling mechanism to complete peeling operation on the wire core; a cable marker sleeving unit is arranged, a peeled cable core and a cable marker are conveyed through a third cable conveying mechanism and a cable marker conveying mechanism respectively, and after the cable core is sleeved with the front end of the cable marker, the cable marker is cut off through a cable marker cutting mechanism, so that the cut cable marker is kept at the front end of the cable core; the bending unit is arranged, the fourth wire conveying mechanism is used for conveying the wire core to the bending mechanism, the fourth power device is used for driving the bending mechanism to rotate forwards and backwards, and the wire core is bent into a set shape. In this way, the multiple functions of wire cutting, peeling, conveying, cable marker sleeving, bending and the like can be integrated.

The invention discloses a quick connection type combined cable joint, and relates to the technical field of cable joints, the quick connection type combined cable joint comprises a cable joint body and two rotating assemblies, the cable joint body is internally provided with a connecting conductor used for ensuring electrical connection between cables; according to the quick-connection type combined cable joint, when two cables need to be connected, one end of one cable is inserted into one communicating pipe, and a plurality of cutters move along the vertical direction of the cable, so that the part outside a metal layer of the cable is scratched; then the cutting knife is rotated along the circumference of the cable to realize all-directional cutting of the part, needing to be peeled, of the cable, namely, the skin of the part, needing to be cut, of the cable can be separated from other parts of the cable, at the moment, the cable can be pulled out of the communicating pipe, and a worker can manually strip the skin of the cut part of the cable; the metal part in the cable is completely exposed, which is convenient and fast.

The invention discloses mechanical intelligent equipment for secondary wiring of a transformer substation. A lifting mechanism is arranged on a rack and is combined with a lifting module to control the height of a wiring working platform; the tool library module is mounted on the wiring working platform, so that cutting, peeling, cable marker sleeving and bending operations can be performed on a cable core; two mechanical arms are installed on a wiring working platform, and a main mechanical arm and an electric clamping jaw, a first visual module and a force sensing module in a main wiring execution module are used for grabbing a wire core, inserting the battery core into a terminal strip jack and detecting whether the battery core is inserted in place or fastened or not; the auxiliary mechanical arm and a tightening module and a second visual module in the auxiliary wiring execution module are used for achieving the technical purpose of screwing side screws of the terminal strip. The above secondary wiring operation can be realized through a control program deployed in the upper computer module and combined with the lower computer module for action control. The invention further discloses a transformer substation secondary wiring mechanical intelligent construction method.

The invention discloses a power cable clamping device, and relates to the technical field of electric power, the power cable clamping device comprises a cart, a first fixing plate is fixedly mounted on the circumferential surface of the cart, universal wheels are fixedly mounted at the bottom of the cart, a first motor is fixedly mounted at the top of the cart, and a second fixing plate is fixedly mounted at the bottom of the cart. The power cable clamping device comprises a guide rail, the guide rail is fixedly installed at the top of a cart, a sliding table is slidably installed on the surface of the guide rail, a reciprocating lead screw is rotatably installed on the surface of the guide rail, and a second motor is fixedly installed at the top of the sliding table. The first fluted disc rotates to drive the toothed plate to move in the direction close to the second motor, the toothed plate moves to drive the clamping rod to move in the direction close to the second motor until the cable is clamped, it is avoided that in the machining or detecting process, shaking or vibration affects the accuracy or the finished product quality, and then the stability and consistency of the cable in the subsequent machining process are improved.

The utility model discloses a cable terminal installation auxiliary device, which comprises an operating rod and a fastening ring, the operating rod is detachably connected with the fastening ring, two ends of the fastening ring are respectively provided with a first connecting plate, the first connecting plate is provided with a first connecting hole, two ends of the operating rod are respectively provided with a second connecting plate, and the second connecting plate is provided with a second connecting hole. A second connecting hole is formed in the second connecting plate, and the first connecting hole and the second connecting hole are detachably connected through a fastener; the fastening ring and the operating rod are detachably connected through the fastener, operation is easy and convenient and can be completed by one person, manpower and time are saved, and the installation efficiency is improved.

The present application relates to the technical field of submarine cable fittings, and provided are a submarine cable joint box and a submarine cable system. Two submarine cables are connected by means of an intermediate connector. The submarine cable joint box comprises: sealing ends, a sealing cylinder and a heat shrink tube. The sealing cylinder is sleeved on the intermediate connector; the sealing ends are respectively sleeved on the submarine cables at the two ends of the intermediate connector; two ends of the sealing cylinder are respectively in sealed connection with the corresponding sealing ends. The two sealing ends, the sealing cylinder and the intermediate connector form an accommodation chamber, and the accommodation chamber is filled with a waterproof sealant. The heat shrink tube is sleeved on the sealing cylinder and the sealing ends, and two ends of the heat shrink tube are in heat shrink connection with the submarine cables at the two ends respectively. The present application uses the mode of combining the sealing ends and the heat shrink tube to perform double sealing, thus improving the sealing performance of the repair joint box in deepwater areas.

Embodiments provide a method for repairing an electrical system. The method can include detecting a disruption to the electrical system. The method can include identifying, at a damaged end, a first conductor within a first portion by sending a signal from one of the handheld electronic testers to the other handheld electronic testers through a first conductor. The method can include locating a non-damaged end of the second portion and connecting the non-damaged end of the second portion to a handheld electronic tester. The method can include locating a damaged end of the second portion and connecting the damaged end of the second portion to a handheld electronic tester. The method can include identifying the first conductor within the second portion by sending a signal from one electronic tester to the other electronic testers through the first conductor. The method can include connecting the first connector with the second connector.

The invention relates to the technical field of electric power facility maintenance, in particular to a distribution network hot-line work laser wire stripping tool and a working method.A mechanical arm carries the tool to reach a wire stripping work area and moves in the axis direction of a cable; the tool body comprises at least one set of laser emitting units evenly distributed in the circumferential direction of a cable, all the laser emitting units are driven by a laser head driving unit to synchronously move towards the cable, and the laser head driving unit is driven by a rotating unit to rotate around the axis of the cable. The laser emitting unit comprises a limiting seat connected with the sliding block, the limiting seat is clamped on the outer side of the laser seat and is in sliding connection with the laser seat, the limiting seat is connected with a shifting knife limiting seat, a first spring is arranged between the laser seat and the limiting seat, a shifting knife in sliding connection is arranged in the shifting knife limiting seat, and a second spring is arranged between the shifting knife limiting seat and the shifting knife; and a gas outlet is formed in the other end of the laser seat. And a non-contact cutting mode aiming at the insulating layer is formed by laser, so that the probability of conductor damage is reduced.

The invention relates to the technical field of cable external processing, and discloses a cable stripping device and a stripping method.The cable stripping device comprises a base, a clamping mechanism, a cutter mechanism, a transmission mechanism and a visual system mechanism, and a sliding rail extending in the horizontal direction is arranged above the base; the clamping mechanism is arranged above the base and comprises a first clamping assembly and a second clamping assembly, and the first clamping assembly and the second clamping assembly are arranged at the two ends of the base correspondingly; the cutter mechanism is slidably arranged on the sliding rail, the cutter part is arranged above the cable, the first driving assembly is connected with one end of the cutter part and drives the cutter part to move in the radial direction of the cable, and the second driving assembly is connected with the other end of the cutter part and drives the cutter part to rotate in the circumferential direction of the cable; the transmission mechanism is used for driving the cutter mechanism to move in the axial direction of the cable. And the visual system mechanism is wound on the periphery of the cable and is electrically connected with the transmission mechanism, so that the stripping efficiency and precision of the cable are improved.

The invention discloses a terminal butt joint auxiliary device for power cable laying, and particularly relates to the technical field of cable laying, comprising two cable fixing cylinders, a rotating motor and a bottom plate; a side plate and a fixing table are fixedly connected to the upper end of the bottom plate, the side plate is located on the right side of the fixing table, a transmission structure is fixedly connected to the rear side of the side plate, a gear structure is fixedly connected to the outer surface of the rear side cable fixing cylinder, and an output shaft of the rotating motor penetrates into the transmission structure and drives the transmission structure to rotate. The transmission structure is in contact fit with the gear structure to drive the rear-side cable fixing cylinder to rotate, and the rear-side cable fixing cylinder is placed on the fixing table; a moving hole is formed in the front side of the side plate, a moving device is fixedly connected to the front side of the right end of the side plate, the moving device penetrates through the moving hole to be fixedly connected with a connecting assembly, and the connecting assembly is fixedly connected with the front side cable fixing cylinder. The technical scheme of the invention can adapt to cables with different diameters and types, thereby meeting wider construction requirements, being suitable for various engineering environments, and saving equipment cost.

A module (10) is provided which comprises a first module part (1) comprising a first electrical conductor (11), first foils (12) and first isolating structures (13) alternated with the first foils (12). The module (10) further comprises a second module part (2) comprising a second electrical conductor (21), second foils (22) and second isolating structures (23) alternated with the second foils (22). The module (10) further comprises a joint region (3) which includes a conductor connector (31), connecting structures (32) and an insulation material (33). The first module part (1) and the second module part (2) are joined together in the joint region (3). The conductor connector (31) mechanically and electrically connects the first electrical conductor (11) to the second electrical conductor (21). Each one of the connecting structures (32) electrically connects one of first foils (12) to one of the second foils (12). The joint region (3) is filled with the insulation material (33) for electrically isolating at least the conductor connector (31) and the connecting structures (32) from each other. Moreover, a method for producing such a module (10) is provided.

The present invention discloses a comprehensive online monitoring system for cable branch boxes, comprising: a data acquisition module for collecting operation monitoring data and historical operation data of the cable branch box; a data transmission module for transmitting the collected data to a central monitoring platform; a data preprocessing module for preprocessing the data; an analysis module for applying an improved transformation convolutional neural network to analyze the data and identify faults and abnormal conditions of the cable branch box; a prediction module for combining historical operation data and current monitoring data and applying an improved graph neural network combined with an attention mechanism to perform fault prediction; a central monitoring platform for generating fault warning information; and a maintenance optimization module for proposing corresponding preventive measures and maintenance recommendations. The present invention combines improved convolutional neural networks and graph neural networks to intelligently analyze cable branch box data, achieve fault prediction and warning, and has the advantages of high precision, strong real-time performance, and optimized maintenance.

The utility model discloses a wire end insulation layer segmentation device based on thermal melting, which comprises a segmentation handle, the segmentation handle comprises a shell, and a motor assembly, a transmission assembly and a head cutting assembly which are sequentially arranged in the shell in the axial direction, and the motor assembly comprises a speed reduction motor and a driving wheel arranged at the output end of the speed reduction motor. The transmission assembly comprises a rotating shaft, a separating wheel, a rotating sliding ring and a shifting fork. The head cutting assembly comprises a limiting shaft, a head cutting base, a turning plate base, a turning plate, conductive columns and an electric heating piece, one end of the limiting shaft is fixed to the rotating shaft, the head cutting base is installed at the other end of the limiting shaft, the conductive columns are fixedly installed on the turning plate, and the two ends of the electric heating piece are installed on the two conductive columns. According to the utility model, the wire end of the wire is segmented and peeled in a rotary hot melting manner, the cutting head assembly adopts a turning plate structure, so that the segmentation pressure is controllable, the over-voltage and under-voltage are prevented, the segmentation force for removing the insulating layer is adjustable, the compatibility is good, and the wire core is not damaged.

A method of performing a quality inspection of a vulcanized joint of a power cable during manufacturing of the vulcanized joint, the method comprising: a) obtaining, from a laser scanner, measurements of an outer surface of an inner semiconducting layer provided over a conductor joint which joints conductors of two power cable sections, and of a transition area between the outer surface and outer surfaces of a respective inner semiconducting layer of the two power cable sections, b) obtaining, from a laser scanner, measurements of an outer surface of a tapering section of an insulation layer arranged around a respective one of the inner semiconducting layers of the two cable sections, c) processing the measurements obtained in step a) and in step b), the processing involving generating one or a respective 3-d model of the outer surfaces and evaluating an outer surface quality of the outer surfaces based on the one or more 3-d models, d) presenting a conclusion regarding surface quality based on the evaluation, e) obtaining, from a laser scanner, measurements of an outer surface of a joint insulation arranged around the inner semiconducting layer that is provided over the conductor joint, the joint insulation having been provided over the inner semiconducting layer provided around the conductor joint after step d), and f) processing measurements obtained from the laser scanner in step e), the processing involving determining an insulation thickness or an outer diameter of the joint insulation, and g1) presenting the insulation thickness or outer diameter, and / or, g2) evaluating the insulation thickness or outer diameter, and presenting a conclusion regarding the insultation thickness or outer diameter based on the comparison.

The invention belongs to the technical field of cable first-aid repair, particularly relates to a cable connecting device for emergency first-aid repair and a method thereof, and provides the following scheme aiming at solving the problem that the first-aid repair effect and the service life of a cable are affected due to the fact that soil covers a connecting part during emergency first-aid repair of the cable placed under the earth surface: the cable connecting device comprises a first-aid repair platform, the two sides of the first-aid repair platform are each connected with two movable supporting legs through bolts. And the anti-corrosion module is arranged above the first-aid repair platform, and the anti-corrosion module is used for cleaning soil at the connection part of the cable body. The cable connecting device for emergency repair and the method thereof disclosed by the invention have the advantages of realizing cleaning treatment on soil outside a cable connecting part, preventing the soil from covering the connecting part, preventing water and corrosive substances in the soil from damaging a repaired cable joint, preventing the joint from being corroded and aged, and improving the service life of the cable. Therefore, the first-aid repair effect is improved, and the service life of the cable is prolonged.

To provide a fully automatic wire harness crimping machine for connecting automotive wire harnesses.SOLUTION: A fully automatic wire harness crimping machine includes a frame and a support plate. The support plate is mounted on the frame, a straightening mechanism for straightening wire harnesses with different wire diameters and a wire harness processing mechanism for stripping and cutting sheaths of wire harnesses with different wire diameters are mounted on the support plate, a transfer mechanism, and a terminal vibrating bowl and terminal feeder for supplying terminals are mounted on the frame, and a crimping mechanism for crimping the terminals and the wire harnesses is attached inside the frame. A first pneumatic cylinder is operated to raise and lower a raising / lowering plate, thereby raising and lowering a bush along a polygonal axis, and adjusting the position of a straightening wheel. At this time an electric wire is passed through a first wire tube, the straightening wheel, and a second wire tube, a drive gear is rotated by the operation of a first motor, and a transmission gear is rotated by meshing transmission between gears to achieve the rotation of the bush and the straightening wheel, and at this time the straightening and transport of electric wires with different wire diameters are completed by the straightening mechanism.SELECTED DRAWING: Figure 1

The utility model relates to the technical field of wiring, in particular to an electric power wiring mechanism which comprises a limiting frame, one end of the limiting frame is detachably connected with a first clamping frame, the other end of the limiting frame is connected with a second clamping frame in a nested mode, and the first clamping frame and the second clamping frame are the same in structure. A clamping plate can be inserted into a notch in the side surface of a sliding seat to assist in fixing a sealing cover, a connecting rope is connected with a containing box and the sealing cover, the sealing cover is prevented from falling off, and therefore the storage capacity of the mechanism is improved, use by workers is facilitated, in the moving process of an extrusion frame, the extrusion frame makes contact with a cable and extrudes a first clamping frame, and when clamping is carried out, the clamping frame is not prone to falling off. And meanwhile, a third lead screw is matched with a sliding seat under the pushing of a thread to enable a first clamping frame and a second clamping frame to move inwards, so that a longer distance is reserved at the position of a cable joint, and the cable joint can be conveniently connected with a wiring terminal on a junction box in the later period.

The invention discloses an LNG transport ship emergency pump motor power source quick connection device and method, and belongs to the technical field of transport ship cable quick connection. The LNG transport ship emergency pump motor power source quick connection device comprises a junction box, three sets of motor cable access pipes are fixedly installed at one end of the junction box, and two sets of main power source cable access pipes are fixedly installed at the other end of the junction box; the top of the junction box is detachably provided with a junction box cover plate, the junction box is also internally provided with a power supply cable quick connection device, the power supply cable quick connection device is detachably installed in the three groups of motor cable access pipes and the two groups of main power supply cable access pipes, and the power supply cable quick connection device and the cable quick connection male and female heads are matched for use, so that the power supply cable can be connected to the junction box. The cable quick-connection male head and the cable quick-connection female head both adopt the silver coating to improve the conductivity of the contact surface, and the male head and the female head can adapt to different power supply current capacity requirements by adjusting the size, length and diameter, can adapt to all cable quick-connection requirements, and are very strong in universality.

The invention relates to the technical field of cable tin sealing, and discloses a high-voltage cable tin sealing method, system and equipment, a medium and a product, and the method achieves the precise control of the heating and cooling process of a cable terminal tail pipe through obtaining the tin sealing process parameters and combining with the preset PID control parameters. The problem of non-uniform tin melting or insufficient cooling caused by too high or too low temperature can be effectively avoided, so that the tin sealing quality and the process stability are remarkably improved, and the technical problem of how to improve the tin sealing quality and the tin sealing process stability of the high-voltage cable is solved. Meanwhile, a segmented cooling strategy is adopted, the cooling process is decomposed into multiple segments of smooth cooling paths, the influence of sudden temperature change on the tin material solidification process is effectively avoided, the safety risk caused by sudden temperature change in the construction process is remarkably reduced, the operation process is simplified, the technology is easier to implement, and the production cost is reduced. And the stability and the reliability of the tin sealing process are further improved.

The invention discloses a cutting device and a cutting method for a metal sheath of a high-voltage cable. The device comprises an on-off mechanism, a control device, a walking mechanism, a rotating mechanism and a distance measuring mechanism, the breaking mechanism comprises an axial breaking mechanism and a radial breaking mechanism which are symmetrically arranged on the two opposite sides of the rotating mechanism and used for cutting the high-voltage cable metal sheath in the axial direction and the radial direction of the high-voltage cable metal sheath respectively. The distance measuring mechanism is arranged on the side, close to the on-off mechanism, of the rotating mechanism and used for scanning the boundary dimension of the high-voltage cable metal sheath. The control device is used for controlling the feeding amount of the on-off mechanism based on boundary dimension data obtained through scanning of the distance measuring mechanism. According to the cutting device and the cutting method for the high-voltage cable metal sheath, the axial cutting depth and the longitudinal cutting depth can be flexibly controlled for metal sheaths of different sizes, and the installation efficiency and the installation quality of a cable terminal and a connector are improved.