CN210074638U

CN210074638U - Full-automatic laser-assisted thermal stripping type insulated cable stripper

Info

Publication number: CN210074638U
Application number: CN201921097549.1U
Authority: CN
Inventors: 白晓磊; 邬昊旻; 韩如磊
Original assignee: Inner Mongolia University
Current assignee: Inner Mongolia University
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-02-14
Anticipated expiration: 2029-07-12

Abstract

The utility model provides a full-automatic laser-assisted thermal stripping type insulated cable stripper, relates to the automation equipment field, including the cable stripper box, install cable traction module, laser preprocessing module, heating module and peel off the module in the cable stripper box, the cable stripper box includes box and lower box, goes up the box and passes through box on-off switch and box connection hinge interconnect with lower box. The utility model discloses combine together ultraviolet laser auxiliary pretreatment and automatically controlled electrode heating method, cooperation direct current motor drive cable pulls the gyro wheel, realizes peeling off the full-automatic heat of insulating cable protective layer. The method has reliable principle and simple and convenient operation steps, reduces the labor intensity of workers and has very wide application prospect.

Description

Full-automatic laser-assisted thermal stripping type insulated cable stripper

Technical Field

The utility model belongs to the technical field of automation equipment and specifically relates to a full-automatic laser auxiliary heat stripping type insulated cable barker.

Background

At present, in the process of building and maintaining a power line, a polymer protective layer wrapped outside a cable needs to be stripped firstly when the cable is erected and lapped. The traditional stripping means is that a cable stripping knife is used for manual operation, the mode is low in efficiency, high in labor intensity and easy to scratch, and the stripped cable is not easy to straighten and brings inconvenience to follow-up work. Particularly, in the low-temperature weather construction, the cable skin becomes hard, and the cable is difficult to treat by a cable peeling knife, so that the construction operation progress is directly influenced. Traditional thermal stripping type insulated cable stripper peels off the cable epidermis after softening through heating electrode or blowtorch, and the heating homogeneity is poor, and the energy consumption is higher, and peels off speed low, needs manual operation, is unfavorable for using widely.

Meanwhile, in the actual use process of the cable, the problem of light radiation aging exists, namely, the aging failure phenomenon appears on the outer surface of the cable, namely polyvinyl chloride or polytetrafluoroethylene material under the irradiation of ultraviolet rays, and discoloration and wrinkles are formed. Ultraviolet light with a wavelength of 200-400 nm can destroy the molecular structure of the polymer material, so that the polymer material is cracked. The ultraviolet laser has extremely high radiation intensity, can age the outer protective layer of the cable in a short time, has narrow spectral width, can be matched with the peak spectral line of radiation aging of polyvinyl chloride and polytetrafluoroethylene, and further improves the photoaging speed of the polymer protective layer.

Consequently, for solving the actual problem that above-mentioned work exists, make full use of insulated cable outer polymer protective layer photic radiation ageing characteristic realizes high-efficient, full-automatic insulated cable operation of skinning, improves work efficiency and operation security, the utility model provides a full-automatic laser-assisted heat stripping type insulated cable barker.

SUMMERY OF THE UTILITY MODEL

For overcoming the not enough in the current insulated cable technique of skinning, make full use of cable outer protective layer's material characteristic, the utility model provides a full-automatic laser assists heat stripping type insulated cable barker.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a full-automatic laser-assisted thermal stripping type insulated cable stripper, includes the cable stripper box, install cable traction module, laser preprocessing module, heating module and peel off the module in the cable stripper box, the cable stripper box includes box and lower box, goes up box and passes through box switch and box connection hinge interconnect down.

Furthermore, the cable traction module comprises two sets of traction systems, each set of traction system is arranged on the upper box body and the lower box body, each traction system comprises a cable traction roller, a direct-current speed reduction motor and a roller support frame, the cable traction rollers are connected to a motor connecting shaft of the direct-current speed reduction motor, and the direct-current speed reduction motors are fixed on the roller support frames.

Furthermore, the cable traction roller is provided with roller ratchets.

Furthermore, the laser preprocessing module comprises a laser, a laser support and a laser driver, wherein the lasers are symmetrically distributed on the laser support according to a hexagon, and the laser driver is installed in the lower box body.

Furthermore, the heating module comprises an upper heating electrode, a lower heating electrode, a working indicator lamp, a temperature sensor and a temperature controller, wherein the upper heating electrode and the lower heating electrode are respectively positioned in the upper box body and the lower box body, the working indicator lamp is positioned on the upper part of the upper box body, the temperature sensor is tightly attached to the upper part of the upper heating electrode, and the temperature controller is positioned in the lower box body.

Further, the stripping module is located on the right side of the cable stripper and comprises a knife depth adjusting unit, a cutting depth limiter, a blade and an adjusting rod, wherein the end of the adjusting rod is provided with the blade, the blade is provided with the knife depth adjusting unit and the cutting depth limiter, an upper box wall is clamped between the knife depth adjusting unit and the cutting depth limiter, and a cable is placed between the two blades.

Further, peel off the module and include mounting bracket, driving motor, cam, connecting rod, stir post, vertical deflector, lower slide, articulated seat, swinging arms, cutting knife and direction rectangular hole, the mounting bracket is fixed on last box, be equipped with driving motor on the mounting bracket, install cam and connecting rod on driving motor's the output shaft, be equipped with on the connecting rod and stir the post, stir the post and can follow the direction rectangular downthehole removal of vertical deflector, vertical deflector is connected with lower slide, the lower slide slides along the slide rail of last box upper surface, be equipped with articulated seat on the lower slide, it is connected with the swinging arms to rotate on the articulated seat, the swinging arms tip is equipped with the cutting knife, the swinging arms upper surface contacts with the cam.

Furthermore, a return spring is arranged between the lower sliding plate and the swinging rod.

Furthermore, a box body handle is arranged on the upper box body and the lower box body.

Further, the dc gear motor may be a gear motor or a stepping motor.

Further, the laser may be a solid laser or a semiconductor laser, and the output wavelength is tunable in the UVA band or the UVB band.

Further, the upper heating electrode and the lower heating electrode may be semiconductor heaters, or may be other types of resistance heaters.

Furthermore, the blade is a semicircular metal blade and is manufactured by selecting proper hardness and toughness.

Further, the knife depth adjusting unit is a nut adjusting unit, the blade is provided with matched threads, and the nut adjusting unit is arranged on the upper side and the lower side of the horizontal part of the cable stripper box body. The blade can be adjusted according to the thickness of the cable insulation sheath.

Further, the temperature sensor may be a temperature measuring resistor, such as pt100, or a temperature measuring chip, such as DS18B 20.

Further, the temperature controller may be any integrated circuit having a temperature control function.

Further, the power supply is a charging power supply. The device can be used under the condition of having or not having an alternating current power supply. The charging interface can charge the power supply by 220V/50Hz alternating current.

The utility model provides a full-automatic laser-assisted thermal stripping type insulated cable stripper, which adopts a blade with proper strength and toughness and a knife depth adjusting unit to set and adjust the cutting depth according to cables of different models; ultraviolet laser is adopted to carry out photoaging pretreatment on the polymer protective layer outside the cable, the polymer protective layer is heated and softened by combining with an electric control heating electrode, and then a motor drives a traction roller with ratchets to pull a peeler to move along the cable, so that the polymer protective layer outside the insulated cable is automatically stripped.

Compared with the prior art, the cable stripper combines the ultraviolet laser auxiliary pretreatment and the electric control electrode heating mode by reducing the mechanical cutting steps in the cable stripping process, and is matched with a direct current motor to drive a cable traction roller, so that the full-automatic thermal stripping of an insulated cable protective layer is realized. The method has reliable principle and simple and convenient operation steps, reduces the labor intensity of workers, and is particularly suitable for low-temperature weather construction operation. The cooperation high radiation intensity, the ultraviolet laser ware of narrow linewidth carry out the light radiation preliminary treatment, can greatly shorten heating time, accelerate peeling off speed, reduce the heating energy consumption, obviously improve work efficiency and engineering progress, show and improve the operation security, and be applicable to the cable of different line footpaths, the cable after the processing can not be crooked, straightens easily, has very extensive application prospect.

Drawings

Figure 1 is a schematic side view of the cable stripper,

FIG. 2 is a schematic cross-sectional view of the position corresponding to "A-A" in FIG. 1,

FIG. 3 is a schematic top view of the structure of the vicinity of the position corresponding to "A-A" in FIG. 1,

FIG. 4 is a schematic cross-sectional view of the position corresponding to "B-B" in FIG. 1,

FIG. 5 is a schematic cross-sectional view of the position corresponding to "C-C" in FIG. 1,

FIG. 6 is a schematic cross-sectional view of the position corresponding to "D-D" in FIG. 1,

fig. 7 is a schematic structural diagram of a second embodiment of a peeling module.

In the figure: 1 cable stripper box body, 2 cable traction module, 21 upper box body, 22 lower box body, 23 DC gear motor, 24 roller supporting frame, 25 cable traction roller, 26 box body connecting hinge, 27 box body opening and closing switch, 3 laser pretreatment module, 31 laser, 32 laser supporting frame, 33 laser drive,

4 box body handles, 5 working indicator lamps, 6 heating modules, 61 temperature sensors, 62 charging interfaces, 63 temperature controllers, 64 power supplies, 65 upper heating electrodes, 66 lower heating electrodes,

7 stripping module, 71 knife depth adjusting unit, 72 cutting depth limiter, 73 blade, 74 adjusting rod,

8 cables, 91 mounting brackets, 92 driving motors, 93 cams, 94 connecting rods, 95 toggle columns, 96 vertical guide plates, 97 lower sliding plates, 98 hinged seats, 99 swinging rods, 910 cutting knives and 911 guide elongated holes.

Detailed Description

As shown in fig. 1 to 7, the embodiment of the present invention provides a full-automatic laser-assisted thermal peeling insulated cable stripper, and the structure of the cable stripper is shown in the attached drawings of the specification. The utility model discloses in implementing, utilize ultraviolet laser earlier to carry out the preliminary treatment to cable insulation protective layer, make its partial surface aging warp, rethread temperature control heating electrode heats the softening to cable insulation protective layer, then utilizes the blade, and cooperation cable traction motor peels off the cable protective layer after softening, realizes that safe, high-efficient, automatic cable protective layer strips. See the description below for details: the cable stripper comprises a cable stripper box body 1, and a cable traction module 2, a laser pretreatment module 3, a heating module 6 and a stripping module 7 are installed in the cable stripper box body 1. The stripping of the cable protective layer is realized through the combination of the various mechanisms.

In at least one embodiment, the cable stripper casing 1 comprises an upper casing 21 and a lower casing 22, which are connected to each other by a casing open-close switch 27 and a casing connecting hinge 26.

In some embodiments, the upper box body and the lower box body can be connected together in a plugging mode.

The upper box body and the lower box body are provided with box body grips 4.

In at least one embodiment, the cable pulling module 2 is located at the left end of the cable stripper, and as shown in fig. 1-3, a set of pulling systems are provided on each of the upper and lower housings, and the pulling systems can drive the cable pulling rollers 25 to pull the cable along the gap between the housings of the cable stripper.

In at least one embodiment, the traction system comprises a cable traction roller 25, a direct current speed reduction motor 23 and a roller support frame 24, wherein the cable traction roller 25 is an arc-shaped roller with roller ratchets for fixing the cable to be processed. The cable traction roller is connected to a motor connecting shaft of the direct current speed reducing motor 23 and is jointly fixed on the roller supporting frame 15 to form a cable traction system. The direct current motor is driven and controlled by the direct current motor. When the direct current gear motor 23 works, the cable traction roller drives the cable to move. The dc motor drive is powered by a power supply 64. Meanwhile, the built-in torque sensor is driven, and when the motor torque is detected to be too large, a signal is transmitted to the temperature controller 61, so that the heating time is increased, and the stripping speed is reduced.

In at least one embodiment, the laser pre-processing module 3 is located on the right side of the cable pulling module and includes a laser 31, a laser holder 32, and a laser driver 33. The 6 wavelength tunable lasers 31 are distributed symmetrically in a hexagonal pattern on the laser holder 32. The laser driver 53 in the lower box 22 controls the specific working state of the laser, and before the cable protective layer is heated, the polymer protective layer is subjected to ultraviolet laser pretreatment, so that the material to be stripped is quickly aged, and the subsequent stripping is facilitated. The laser driver 33 is powered by a power supply 64.

In at least one embodiment, the heating module 6 is disposed on the right side of the laser preprocessing module and comprises an upper heating electrode 65, a lower heating electrode 66, a work indicator lamp 5, a temperature sensor 61 and a temperature controller 63. The upper heating electrode 65 and the lower heating electrode 66 are respectively positioned in the upper box body 21 and the lower box body 22 of the cable stripper. The working indicator lamp 5 is positioned on the upper part of the upper box body, the temperature sensor 61 is tightly attached to the upper part of the upper heating electrode 65, and the temperature controller 63 is positioned in the lower box body. The heating electrode is controlled by the temperature controller to heat and soften the outer protective layer of the cable, and when the temperature collected by the temperature sensor reaches the preset softening temperature, the heating device is automatically closed.

In at least one embodiment, the stripping module 7 is located on the right side of the cable stripper and comprises a knife depth adjusting unit 71, a cutting depth limiter 72, a blade 73 and an adjusting rod 74, wherein the end of the adjusting rod is provided with the blade 73, the blade is provided with the knife depth adjusting unit 71 and the cutting depth limiter 72, an upper box wall is clamped between the knife depth adjusting unit 71 and the cutting depth limiter 72, and the cable 8 is placed between the two blades. The stripping blade can be adapted to cables of different diameters by adjusting the blade depth adjusting unit 7. The depth limiter 8 is an elastic gasket for preventing the blade from cutting into the cable protective layer too deeply and being pulled.

The power supply is connected with a charging interface 25.

In some embodiments, the stripper module 7 comprises a mounting bracket 91, a drive motor 92, a cam 93, a linkage 94, a toggle post 95, a vertical guide plate 96, a lower slide plate 97, a hinge mount 98, a swing lever 99, a cutting blade 910, and a guide slot 911. The utility model discloses a box, including box upper surface, mounting bracket, driving motor, cam and connecting rod, stirring post, rotatory seat, swing rod tip, swing rod upper surface and cam, the mounting bracket is fixed on last box, be equipped with driving motor on the mounting bracket, install cam and connecting rod on driving motor's the output shaft, be equipped with on the connecting rod and stir the post, stir the post and can remove along the rectangular downthehole removal of direction of vertical deflector, vertical deflector is connected with down the slide, the slide can slide along the slide rail of last box upper surface down, be equipped with articulated seat on the lower slide, it is connected with the swinging arms to rotate. When the driving motor rotates, the lower sliding plate can be driven to move back and forth, and the cam can extrude the swinging rod to swing up and down.

The scheme is optimized, and a return spring is arranged between the lower sliding plate and the swinging rod.

The method for stripping the cable protection layer by using the cable stripper comprises the following specific steps: placing a cable to be processed in a cable stripper box body 1, tightly fastening an upper box body and a lower box body on the cable, closing an opening and closing switch of the box body, and locking the stripper box body; after the box body is closed, the working indicator lamp is turned on, and the peeler enters a working state. And driving the laser to start working, driving the ultraviolet laser to generate ultraviolet pulse laser, and pretreating the cable protective layer. Part of the surface is aged by the photo-radiation aging effect of the protective layer. Meanwhile, the direct current motor drives the direct current speed reduction motor to drive the cable traction roller on the same connecting shaft to rotate slowly, and the cable stripper is pulled to move forwards along the cable. After the laser pretreatment module and the cable traction module work for a period of time, the pretreated cable enters the heating electrode. The temperature controller is connected with the power supply to heat the upper heating electrode and the lower heating electrode. Adjusting a nut of the knife depth adjusting unit, and selecting a proper knife edge depth; the temperature sensor collects temperature signals of the upper heating electrode and transmits the temperature signals to the temperature controller, if the temperature does not reach the softening temperature, the signals are fed back to the direct current motor for driving, the direct current speed reducing motor stops rotating, and the temperature is waited to meet the requirement. When the temperature reaches the softening temperature of the insulating protective layer, the cable traction module slowly pulls the cable to move leftwards, the upper two opposite blades strip the softened cable protective layer from the cable and throw the softened cable protective layer out through the hollow windows on the side faces of the blades, and stripping of the insulating cable protective layer is achieved.

The direct current speed reducing motor can be a speed reducing motor or a stepping motor. The embodiment of the present invention does not limit this.

The laser can be a solid laser or a semiconductor laser, and the output wavelength can be tunable within a UVA band or a UVB band. According to the outer protective layer type difference of insulated cable, select different wavelength can, the embodiment of the utility model provides a do not restrict to this.

Wherein, go up heating electrode and lower heating electrode can be semiconductor heater, also can be other types resistance heater, the embodiment of the utility model provides a do not limit to this.

Wherein, the blade is semi-circular metal blade, select suitable hardness and toughness preparation can, the embodiment of the utility model provides a do not restrict to this.

The cutter depth adjusting unit is a nut adjusting unit, the blade is provided with matched threads, and the nut adjusting unit is arranged on the upper side and the lower side of the horizontal part of the cable stripper box body. The blade can be adjusted according to the thickness of the cable insulation sheath.

Wherein, temperature sensor can select for use temperature measurement resistance, like pt100, also can select for use temperature measurement chip, like DS18B20, the embodiment of the utility model provides a do not restrict to this.

Wherein, temperature controller can choose for use arbitrary integrated circuit that has temperature control function, the embodiment of the utility model provides a do not restrict to this.

Wherein the power supply is a charging power supply. The device can be used under the condition of having or not having an alternating current power supply. The charging interface can charge the power supply by 220V/50Hz alternating current. .

To sum up, the embodiment of the utility model provides a full-automatic laser is assisted heat and is peeled off formula insulated cable barker adopts laser instrument and automatically controlled heating electrode to treat the outside polymer protective layer of cable and soften, pulls the barker through the DC motor and removes along the cable, utilizes overhead blade, puts the blade down, cooperates the dark regulating element of sword to realize peeling off of outer polymer protective layer of insulated cable.

Compared with the prior art, the cable stripper combines the ultraviolet laser auxiliary pretreatment and the electric control electrode heating mode, and is matched with a direct current motor to drive a cable traction roller, so that the full-automatic thermal stripping of an insulating cable protective layer is realized. The method has reliable principle and simple and convenient operation steps. The labor intensity of workers is reduced. The method is particularly suitable for low-temperature weather construction operation, can obviously improve the operation safety, obviously improves the working efficiency and the engineering progress, and has very wide application prospect.

Those skilled in the art will appreciate that the drawings are only schematic illustrations of preferred embodiments, and the embodiments of the present invention are given the same reference numerals and are not intended to represent the merits of the embodiments.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

In addition to the technical features described in the specification, the technology is known to those skilled in the art.

Claims

1. The utility model provides a full-automatic laser-assisted thermal stripping type insulated cable stripper, which is characterized in that, includes the cable stripper box, install cable traction module, laser preprocessing module, heating module and peel off the module in the cable stripper box, the cable stripper box includes box and lower box, goes up box and passes through box switch and box connection hinge interconnect down.

2. The full-automatic laser-assisted thermal stripping insulated cable stripper as defined in claim 1, wherein the cable traction module comprises two sets of traction systems, each set of traction system is provided on the upper box body and the lower box body, the traction systems comprise cable traction rollers, a dc gear motor and a roller support frame, the cable traction rollers are connected to a motor connecting shaft of the dc gear motor, and the dc gear motor is fixed on the roller support frame.

3. The fully automated laser assisted thermal stripping insulated cable stripper as defined in claim 2 wherein the cable pulling roller is provided with roller ratchets.

4. The fully automatic laser-assisted thermal stripping insulated cable stripper as defined in claim 2 wherein the laser pre-processing module comprises lasers, a laser support, and laser drivers, the lasers being symmetrically distributed on the laser support in a hexagonal pattern, the laser drivers being mounted in the lower housing.

5. The full-automatic laser-assisted thermal stripping type insulated cable stripper as claimed in claim 2 or 4, wherein the heating module comprises an upper heating electrode, a lower heating electrode, a working indicator lamp, a temperature sensor and a temperature controller, the upper heating electrode and the lower heating electrode are respectively arranged in the upper box body and the lower box body, the working indicator lamp is arranged on the upper part of the upper box body, the temperature sensor is closely attached to the upper part of the upper heating electrode, and the temperature controller is arranged in the lower box body.

6. The full-automatic laser-assisted thermal stripping type insulated cable stripper as claimed in claim 5, wherein the stripping module is located at the right side of the cable stripper and comprises a knife depth adjusting unit, a cutting depth limiter, a blade and an adjusting rod, wherein the end of the adjusting rod is provided with the blade, the blade is provided with the knife depth adjusting unit and the cutting depth limiter, an upper box wall is clamped between the knife depth adjusting unit and the cutting depth limiter, and a cable is placed between the two blades.

7. The fully automated laser assisted thermal stripping insulated cable stripper of claim 6, it is characterized in that the stripping module comprises a mounting frame, a driving motor, a cam, a connecting rod, a toggle column, a vertical guide plate, a lower sliding plate, a hinge seat, a swing rod, a cutting knife and a guide strip hole, the mounting rack is fixed on the upper box body, a driving motor is arranged on the mounting rack, a cam and a connecting rod are arranged on an output shaft of the driving motor, the connecting rod is provided with a toggle column which can move along the guide strip hole of the vertical guide plate, the vertical guide plate is connected with a lower sliding plate which slides along a sliding rail on the upper surface of the upper box body, the lower sliding plate is provided with a hinged seat, the hinged seat is connected with a swing rod in a rotating mode, a cutting knife is arranged at the end of the swing rod, and the upper surface of the swing rod is in contact with the cam.

8. The fully automatic laser assisted thermal stripping insulated cable stripper as defined in claim 7 wherein a return spring is provided between the lower slide and the swing lever.

9. The fully automatic laser assisted thermal stripping insulated cable stripper as defined in claim 1, wherein box grips are provided on the upper and lower boxes.