CN117060284A - Overhead insulation-based wire hot cutting type automatic wire stripper and wire stripping method thereof - Google Patents
Overhead insulation-based wire hot cutting type automatic wire stripper and wire stripping method thereof Download PDFInfo
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- CN117060284A CN117060284A CN202311307757.0A CN202311307757A CN117060284A CN 117060284 A CN117060284 A CN 117060284A CN 202311307757 A CN202311307757 A CN 202311307757A CN 117060284 A CN117060284 A CN 117060284A
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- 238000005520 cutting process Methods 0.000 title claims abstract description 81
- 238000009413 insulation Methods 0.000 title claims abstract description 67
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000002699 waste material Substances 0.000 claims abstract description 16
- 238000003860 storage Methods 0.000 claims abstract description 11
- 239000012943 hotmelt Substances 0.000 claims description 23
- 238000010438 heat treatment Methods 0.000 claims description 16
- 230000009471 action Effects 0.000 claims description 10
- 238000002844 melting Methods 0.000 claims description 9
- 230000008018 melting Effects 0.000 claims description 9
- 238000009826 distribution Methods 0.000 claims description 6
- 230000005484 gravity Effects 0.000 claims description 4
- 238000011084 recovery Methods 0.000 claims description 2
- 210000005056 cell body Anatomy 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/12—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
- H02G1/1202—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof by cutting and withdrawing insulation
- H02G1/1248—Machines
- H02G1/1265—Machines the cutting element rotating about the wire or cable
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/12—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof
- H02G1/1275—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof by applying heat
- H02G1/1278—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for removing insulation or armouring from cables, e.g. from the end thereof by applying heat using heated blades
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
Landscapes
- Removal Of Insulation Or Armoring From Wires Or Cables (AREA)
Abstract
The application relates to a wire hot-cutting type automatic wire stripper based on overhead insulation and a wire stripping method thereof, in particular to the technical field of the automatic wire stripper of the overhead insulation wire, which comprises a waste wire insulation layer storage box, a rotating wheel bracket and a cutter bracket, wherein the waste wire insulation layer storage box comprises a bottom groove body, a bottom plate above the bottom groove body and symmetrical plates vertically arranged at two ends of the bottom groove body, and clamping grooves are formed in the symmetrical plates; a hole is formed in the middle of the bottom plate, a rotary wheel support is embedded in the hole in a sliding manner, a first screw rod is arranged in the bottom groove body, a first motor is arranged on one side of the bottom groove body, the output end of the first motor is coaxially and fixedly provided with the first screw rod, and the lower end of the rotary wheel support is coaxially meshed with the outer edge of the first screw rod; the rotary wheel support is provided with a second motor, a gear housing is fixedly arranged on the rotary wheel support at the upper part of the second motor, and a gear is coaxially and rotatably arranged in the gear housing. According to the wire stripping device, a hot cutting process is adopted, so that the wire core is effectively protected, and the wire stripping efficiency is further improved.
Description
Technical Field
The application relates to the technical field of automatic wire stripper for overhead insulated wires, in particular to a wire hot-cutting type automatic wire stripper based on overhead insulation and a wire stripping method thereof.
Background
At present, the live working project of the 10kv overhead line is mature, and the live working mode is adopted, so that the number of households in power failure is effectively reduced, and the reliability of electricity utilization is improved. Currently, 10kv overhead lines are generally insulated wires, and in simple operation projects such as live wire connection, live installation of grounding rings and the like, and complex projects such as live load disconnecting link, live load straight line change tension resistance and the like, wire insulation layers are required to be stripped, however, the traditional wire stripper is basically mechanical, namely, the insulation layers are cut and stripped by utilizing the mechanical strength of the cutting edge of the wire stripper; with the application of the distribution network live working robot, the efficiency of the traditional wire stripper is difficult to improve, the identification difficulty of the thickness of the insulating layer is high, the risk that the insulating layer of the wire is difficult to completely cut off and the wire core of the wire is damaged exists, and the problem is difficult to solve.
By searching, the following patent documents related to the present application are found, the specific contents of which are as follows: chinese patent publication No.: CN111725743a discloses an automatic stripper for overhead insulated conductor and stripping operation unit, comprising a clamping part and a cutting part, wherein the clamping part comprises a first substrate, a second substrate, a guide rod, a first screw rod, a first clamping block, a second clamping block and a first screw rod driving mechanism; the cutting part comprises a sliding seat, a second screw rod driving mechanism and a cutting tool, wherein the sliding seat is supported on the guide rod and positioned at the outer side of the first clamping block, and the cutting tool and the second screw rod form a screw rod nut transmission pair; the first clamping block and the second clamping block are respectively provided with a V-shaped clamping groove facing the wire, wherein the cutting tool and the first clamping block share the guide rod as a moving track, so that the cutting tool can feed along the wire centering direction all the time. Therefore, the traditional automatic wire stripper based on the mechanical principle is described, and the wire stripping efficiency is low.
By comparison, the application is substantially different from the application, and the novelty and the creativity of the application are not affected.
Disclosure of Invention
The application aims to overcome the defects of the prior art, and provides an overhead insulation-based wire hot-cutting type automatic wire stripper and a wire stripping method thereof, which further improve the wire stripping efficiency under the condition of not damaging an insulation wire core.
The application solves the technical problems by adopting the following technical scheme:
the utility model provides an automatic wire stripper of wire hot cutting based on aerial insulation, includes abandonment wire insulating layer receiver, swiveling wheel support, cutter support, and abandonment wire insulating layer receiver is U-shaped setting, but including bottom cell body demountable installation's bottom plate and the symmetry board of perpendicular setting at bottom cell body both ends above the bottom cell body, is provided with the draw-in groove that is used for pressing from both sides tight insulating wire on the symmetry board;
a hole is formed in the middle of the bottom plate, the rotary wheel support is embedded in the hole in a sliding manner, a first screw rod is arranged in the bottom groove body, a first motor is arranged on one side of the bottom groove body, the output end of the first motor is coaxially and fixedly provided with the first screw rod, and the first motor rotates to drive the first screw rod to coaxially rotate; the lower end of the rotary wheel bracket is coaxially meshed with the outer edge of the first screw rod, and when the first motor is started, the rotary wheel bracket moves left and right along the strip hole;
the rotary wheel support is provided with a second motor, the rotary wheel support at the upper part of the second motor is fixedly provided with a gear shell, a gear is coaxially and rotatably arranged in the gear shell, the gear shell is used for protecting the gear, the gear is coaxially rotated relative to the gear shell in the gear shell, openings are formed in the upper portion and the lower portion of the gear shell, the upper opening is used for embedding an insulated wire, the lower opening is used for coaxially meshing the gear with a rotating shaft of the second motor, and when the second motor rotates, the gear rotates in the gear shell.
Moreover, the gear shell is annular, one side of the gear is fixedly provided with a cutter support through a fixing rod, and when the gear rotates, the cutter support and the gear coaxially rotate.
And a chute is formed in the cutter support, a pair of cutters which are arranged in a mirror image manner are slidably arranged in the chute, threads are formed at the bottoms of the cutters in the chute, a second screw rod radially penetrates through the center of the cutter support, and the second screw rod is meshed with the threads at the bottoms of the cutters to realize opposite or opposite movement of the pair of cutters and realize clamping or loosening of the pair of cutters to the lead.
The pair of cutters comprises a first half-ring cutter rest and a second half-ring cutter rest which are symmetrical, a hole channel for an insulated wire to pass through is formed in the center after the first half-ring cutter rest and the second half-ring cutter rest are symmetrically combined, heating grooves are symmetrically formed in the opposite inner sides of the first half-ring cutter rest and the second half-ring cutter rest, cutters are coaxially arranged in the heating grooves, and springs are arranged between the tail ends of the cutters and the bottoms of the heating grooves for realizing automatic feeding of the cutters; the cutter handle of the cutter is connected with a heating wire, and a temperature sensor is arranged to sense the temperature of the cutter.
And the two sides of the clamping groove and the two sides of the gear shell of the symmetrical plate are symmetrically provided with auxiliary frames for auxiliary fixing of the insulated wires.
And the two ends of the insulated wire are erected in the clamping grooves of the symmetrical plates, and the gear and the pair of cutters are penetrated to realize stripping of the insulated wire insulating layer.
And an operation handle for controlling the running state of a pair of cutters is arranged at the outer center of the bottom end of the bottom groove body, and a handle key is arranged on the operation handle, wherein the handle key comprises a switch button, an initialization button, a one-key wire stripping button and a wire stripping length setting button.
And moreover, a quick-change disc is arranged at the bottom end of the operating handle, and the other end of the quick-change disc is connected with the distribution network electrified robot.
A wire stripping method of a wire hot cutting type automatic wire stripper based on overhead insulation comprises the following method steps:
s1, a third motor drives a second screw rod to rotate so as to drive a first half-ring cutter rest and a second half-ring cutter rest to feed inwards, a second motor controls a gear to rotate clockwise after feeding is completed, a cutter support is driven to drive a pair of cutter original positions to rotate 270 degrees along a pointer so as to carry out first hot-melt ring cutting, after the first hot-melt ring cutting is completed, a complete annular groove appears in the wire insulation layer at the initial positions of the pair of cutters, and a wire core leaks out from the groove;
s2, a first motor rotates to drive a first screw rod to coaxially rotate, a rotary wheel support is driven to carry out first hot melt longitudinal cutting along the axial direction along a strip hole according to a preset wire stripping length, after the first hot melt longitudinal cutting is completed, two relatively straight grooves are formed in a wire insulation layer along the wire direction, and a wire core leaks out from the grooves;
s3, starting the second motor again, controlling the gear to rotate anticlockwise, driving the cutter support to drive the pair of cutters to rotate anticlockwise for 270 degrees so as to carry out second hot-melt circular cutting, after the second hot-melt circular cutting is completed, enabling the wire insulation layer to form a complete annular groove on the section of the position where the pair of cutters is located, enabling the wire core to leak out from the groove, and enabling the whole cut wire insulation layer to be divided into two halves, wherein the condition of stripping is provided;
s4, the first motor rotates again to drive the first screw rod to coaxially rotate, and the rotary wheel support is driven to move back to the starting end along the strip hole so as to perform second hot melt longitudinal cutting;
and S5, after the second hot melting longitudinal cutting is finished, the third motor is started again to drive the second screw rod to rotate to drive the first half-ring cutter rest and the second half-ring cutter rest to retract, at the moment, the wire insulation layer falls off in two halves under the thrust action of a pair of cutters, or falls off in four parts under the action of gravity after the pair of cutters are cut, the insulation layer stripping is finished, and the waste wire insulation layer in the waste insulation layer storage box is taken out manually to be recycled or discarded.
The application has the advantages and positive effects that:
the wire stripping device is compatible with wire insulation layers with various thicknesses by adopting a hot cutting process, can effectively protect wire cores, further has a better wire stripping effect, is smooth in wire stripping process, has high automation level, and effectively saves the physical strength of live working personnel.
According to the application, the pair of cutters are not provided with sharp cutting edges, the heating groove wall of each cutter is provided with the spring, the elastic force of the spring can prop against the wire core of the lead, meanwhile, the temperature of each cutter is higher than the melting point of the insulating layer and lower than the melting point of the wire core, and the insulating layer is cut by utilizing the temperature so as to achieve zero damage of the wire core, so that the wire core of the lead is further protected.
According to the wire stripping device, after the pair of cutters is heated and fed, the cutting edge is penetrated through the wire insulation layer under the action of the spring, and the wire core is abutted directly, so that the wire stripping device is compatible with insulation wires with various thicknesses, meanwhile, the pair of cutters fully utilizes the advantage of hot melting, and the wire insulation layer can be stripped only by twice hot melting circular cutting and twice hot melting longitudinal cutting, so that the wire stripping efficiency is greatly improved.
The overhead insulation-based wire hot cutting type automatic wire stripper provided by the application has the advantages that the hot cutting process is adopted, the wire insulation layers with different thicknesses are compatible, the wire core is effectively protected, the other end of the quick-change disc can be compatible with a distribution network electrified robot, the sensor and the control program for identifying the thickness of the wire insulation layer of the traditional robot are saved, the cost is saved, and meanwhile, the pair of cutting edges are not sharp, and the safety is higher.
Drawings
FIG. 1 is a schematic diagram of the structure of the present application;
FIG. 2 is a side cross-sectional view of the present application;
FIG. 3 is a top view of the present application;
FIG. 4 is a schematic view of a first semi-circular cutting head of the present application;
FIG. 5 is a schematic drawing showing the withdrawal of a pair of cutters according to the present application;
fig. 6 is a schematic drawing of the feed of a pair of cutters according to the present application.
1-an auxiliary frame; 2-insulating wires; 3-a second screw; 4-a first semi-circular cutter frame; 5-a second semi-ring cutter frame; 6-gear; 7-a gear housing; 8-a second motor; 9-clamping grooves; 10-symmetrical plates; 11-bar holes; 12-a bottom tank; 13-quick change disc; 14-operating a handle; 15-a rotating wheel support; 16-a third motor; 17-a cutter support; 18-a bottom plate; 19-a fixed rod; 20-a first screw; 21-a first motor; 22-springs; 23-heating wires; 24-a temperature sensor; 25-cutters.
Detailed Description
The application is further illustrated by the following examples, which are intended to be illustrative only and not limiting in any way.
The utility model provides an automatic wire stripper of wire hot cutting formula based on aerial insulation, includes abandonment wire insulating layer receiver, swiveling wheel support 15, cutter support 17, and abandonment wire insulating layer receiver is the U-shaped setting, including bottom plate 18 and the symmetry board 10 of perpendicular setting at bottom plate 12 both ends of bottom cell body 12 top demountable installation, is provided with the draw-in groove 9 that is used for pressing from both sides tight insulating wire 2 on symmetry board 10.
A hole 11 is formed in the middle of the bottom plate 18, a rotary wheel bracket 15 is slidably embedded in the hole 11, a first screw rod 20 is arranged in the bottom groove body 12, a first motor 21 is arranged on one side of the bottom groove body 12, the output end of the first motor 21 is coaxially and fixedly provided with the first screw rod 20, and the first motor 21 rotates to drive the first screw rod 20 to coaxially rotate; the lower end of the rotary wheel bracket 15 is coaxially meshed with the outer edge of the first screw rod, and when the first motor 21 is started, the rotary wheel bracket 15 moves left and right along the strip hole 11;
the rotary wheel support 15 is provided with a second motor 8, the rotary wheel support 15 at the upper part of the second motor 8 is fixedly provided with a gear housing 7, a gear 6 is coaxially and rotatably arranged in the gear housing 7, the gear housing 7 is used for protecting the gear 6, the gear 6 coaxially rotates relative to the gear housing 7 in the gear housing 7, openings are formed in the upper part and the lower part of the gear housing 7, the upper opening is used for embedding an insulated wire 2, the lower opening is used for coaxially meshing the gear 6 with a rotating shaft of the second motor 8, and when the second motor 8 rotates, the gear 6 rotates in the gear housing 7.
The gear housing 7 is annular, and a cutter support 17 is fixedly arranged on one side of the gear 6 through a fixing rod 19, and when the gear 6 rotates, the cutter support 17 and the gear 6 coaxially rotate.
A chute is formed in the cutter support 17, a pair of cutters which are arranged in a mirror image manner are slidably arranged in the chute, threads are formed in the bottoms of the cutters in the chute, a second screw rod 3 radially penetrates through the center of the cutter support 17, and the second screw rod 3 is meshed with the threads on the bottoms of the cutters to realize opposite or opposite movement of the cutters, so that the pair of cutters can clamp or loosen the lead.
In order to realize the automatic rotation of the second screw 3, a third motor 16 is installed on one side of the cutter support 17, and an output shaft of the third motor 16 is meshed with the second screw 3 through a middle rotating gear and is used for driving the second screw 3 to rotate so as to realize the cutter advancing and retracting of a pair of cutters. The transfer gear is arranged inside the cutter holder 17 and is of prior art and is not shown in the figures.
The pair of cutting knives comprises a first half-ring cutting knife rest 4 and a second half-ring cutting knife rest 5 which are symmetrical, a hole channel for an insulated wire 2 to pass through is formed in the center after the first half-ring cutting knife rest 4 and the second half-ring cutting knife rest 5 are symmetrically combined, a heating groove is symmetrically formed in the opposite inner sides of the first half-ring cutting knife rest 4 and the second half-ring cutting knife rest 5, a cutting knife 25 is coaxially arranged in the heating groove, and a spring 22 is arranged between the tail end of the cutting knife 25 and the bottom of the heating groove for realizing automatic feeding of the cutting knife 25. The cutter handle of the cutter 25 is connected with a heating wire, a temperature sensor 24 is arranged, the temperature of the cutter is sensed, the temperature of the cutter is 200-450 ℃, the change is controlled within +/-5 ℃, the temperature can melt the insulating sheath of the wire, the conductive metal in the wire cannot be damaged, the scratch on the surface of the metal can be effectively avoided, and the seamless nondestructive cutting is realized.
The two sides of the clamping groove 9 and the two sides of the gear housing 7 of the symmetrical plate 10 are symmetrically provided with auxiliary frames 1 for auxiliary fixing of the insulated wires 2.
The two ends of the insulated wire 2 are erected in the clamping grooves 9 of the symmetrical plate 10, and the gear 6 and the pair of cutters are penetrated to realize stripping of the insulating layer of the insulated wire 2.
An operation handle 14 for controlling the running state of a pair of cutters is arranged at the outer center of the bottom end of the bottom groove body 12, and a handle key is arranged on the operation handle 14, wherein the handle key comprises a switch button, an initialization button, a one-key wire stripping button and a wire stripping length setting button.
The quick-change disc 13 is arranged at the bottom end of the operating handle 14, and the other end of the quick-change disc 13 is connected with the distribution network live robot so as to realize that the distribution network live robot can be applied to operation by an insulating glove method and can be controlled and debugged conveniently, and the temperature, the working state and other information of the pair of cutters are observed in real time.
In the embodiment of the application, the storage capacity of the waste wire insulation layer storage box is required to be larger than the sum of the outer contours of the insulation layers stripped by the three-phase wires, and when the insulation layers of the insulated wires 2 are stripped by a pair of cutters, the stripped insulation layers fall off under the action of the thrust of the cutters and the action of gravity, and the falling track moves approximately in a flat projectile or freely falls down, and falls into the bottom groove body 12 of the waste wire insulation layer storage box, so that the condition of high-altitude falling is prevented. After the whole operation is completed, the operator needs to take out the housed wire insulation layer from the housing box and perform recovery or disposal.
The temperature of the pair of cutters is required to be set before operation, is controlled between the melting point temperature of the insulating layer of the lead and the temperature of the wire core, and takes a certain safety margin into consideration. The optimal cutter temperature can be different due to different environment temperatures, materials of the wire insulation layers and temperatures of the wire cores, but the temperature of the cutter 25 cannot exceed a controllable range, and the temperature of the cutter 25 is automatically maintained at a set value without being influenced by external factor changes in the whole hot cutting wire stripping process after the temperature of the cutter 25 is set before operation. If the temperature of the cutter 25 is set to 350 ℃ and the control range is +/-5 ℃, the heater wire 23 heats the cutter 25, the temperature sensor 24 monitors the temperature of the cutter 25 in real time, the heating is stopped when the temperature is higher than 355 ℃, and the heating is continued when the temperature is lower than 345 ℃, so that the temperature control is more accurate by applying a more advanced temperature control strategy, and the accuracy of automatic wire stripping is further improved.
The first half circular cutter rest 4 and the second half circular cutter rest 5 are both provided with springs 22, and when feeding, the insulation layer is propped against the wire insulation layer by using the elasticity of the springs 22, and after the insulation layer is hot-melted, the cutter 25 does not have sharp cutting edges and can elastically stretch under the action of the springs 22, so that the aluminum wire core is not damaged, but slides on the surface of the aluminum wire core.
A wire stripping method of a wire hot cutting type automatic wire stripper based on overhead insulation comprises the following method steps:
step S1, a third motor 16 drives a second screw rod 3 to rotate so as to drive a first half circular cutter rest 4 and a second half circular cutter rest 5 to feed inwards, a second motor 8 controls a gear 6 to rotate clockwise after feeding is completed, a cutter bracket 17 is driven to drive a pair of original positions of cutters to rotate 270 degrees along a pointer so as to carry out first hot melt circular cutting, after the first hot melt circular cutting is completed, a complete annular groove appears in a wire insulation layer at the initial positions of a pair of cutters, and a wire core leaks out from the groove;
step S2, a first motor 21 rotates to drive a first screw rod 20 to coaxially rotate, a rotary wheel bracket 15 is driven to carry out first hot melt longitudinal cutting along the axial direction along a strip hole 11 according to a preset wire stripping length, after the first hot melt longitudinal cutting is completed, two relatively straight grooves are formed in a wire insulation layer along the wire guiding direction, and a wire core leaks out from the grooves;
s3, the second motor 8 is started again, the control gear 6 rotates anticlockwise, the cutter support 17 is driven to drive the pair of cutters to rotate anticlockwise for 270 degrees so as to carry out second hot-melt circular cutting, after the second hot-melt circular cutting is completed, a complete annular groove appears in the section of the wire insulation layer at the position of the pair of cutters, a wire core leaks out from the groove, and the whole cut wire insulation layer is divided into two halves, so that the condition of stripping is provided;
step S4, the first motor 21 rotates again to drive the first screw rod 20 to coaxially rotate, and the rotary wheel bracket 15 is driven to move back to the starting end along the strip hole 11 so as to perform the second hot melt longitudinal cutting;
and S5, after the second hot melting longitudinal cutting is finished, the third motor 16 is started again to drive the second screw rod 3 to rotate to drive the first half-ring cutter rest 4 and the second half-ring cutter rest 5 to retract, at the moment, the wire insulation layer falls off in two halves under the thrust action of a pair of cutters, or falls off in four parts under the action of gravity after the pair of cutters are cut, the insulation layer stripping is finished, and the waste wire insulation layer in the waste insulation layer storage box is manually taken out for recycling or waste treatment.
In the embodiment of the application, the pair of cutting tool bodies are composed of the first half circular cutting tool rest 4 and the second half circular cutting tool rest 5 which are opposite, the pair of cutting tool bodies rotate 180 degrees to theoretically complete hot melt circular cutting, and the safety margin of 90 degrees is considered, so that 270 degrees of rotation is needed to complete hot melt circular cutting.
When the wire is not stripped, the pair of cutters are in a cutter withdrawal state, and the first half-ring cutter rest 4 and the second half-ring cutter rest 5 are far away from the insulated wire 2; when wire stripping is carried out, a pair of cutters are in a feeding state, and the first half-ring cutter rest 4 and the second half-ring cutter rest 5 approach and clamp the insulated wire 2; when the wire insulation layer is stripped, the waste wire insulation layer in the waste insulation layer storage box is taken out manually to be recovered or discarded.
Although embodiments of the present application have been disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the application and the appended claims, and therefore the scope of the application is not limited to the disclosure of the embodiments.
Claims (7)
1. The utility model provides an automatic wire stripper of wire hot cutting formula based on aerial insulation which characterized in that: the device comprises a waste wire insulation layer storage box, a rotating wheel bracket (15) and a cutter bracket (17), wherein the waste wire insulation layer storage box is U-shaped and comprises a bottom groove body (12), a bottom plate (18) detachably arranged above the bottom groove body (12) and symmetrical plates (10) vertically arranged at two ends of the bottom groove body (12), and clamping grooves (9) for clamping an insulation wire (2) are formed in the symmetrical plates (10);
a hole (11) is formed in the middle of the bottom plate (18), a rotary wheel bracket (15) is embedded in the hole (11) in a sliding manner, a first screw rod (20) is arranged in the bottom groove body (12), a first motor (21) is arranged on one side of the bottom groove body (12), the output end of the first motor (21) is coaxially and fixedly provided with the first screw rod (20), and the first motor (21) rotates to drive the first screw rod (20) to coaxially rotate; the lower end of the rotary wheel bracket (15) is coaxially meshed with the outer edge of the first screw rod, and when the first motor (21) is started, the rotary wheel bracket (15) moves left and right along the strip hole (11);
the rotary wheel support (15) is provided with a second motor (8), a gear housing (7) is fixedly arranged on the rotary wheel support (15) at the upper part of the second motor (8), a gear (6) is coaxially and rotatably arranged in the gear housing (7), the gear housing (7) is used for protecting the gear (6), the gear (6) coaxially rotates relative to the gear housing (7) in the gear housing (7), the gear housing (7) is provided with openings up and down, the upper opening is used for embedding an insulated wire (2), the lower opening is used for coaxially meshing the gear (6) with a rotating shaft of the second motor (8), and when the second motor (8) rotates, the gear (6) rotates in the gear housing (7);
a chute is formed in the cutter support (17), a pair of cutters which are arranged in a mirror image manner are installed in the chute in a sliding manner, threads are formed at the bottoms of the cutters in the chute, a second screw rod (3) radially penetrates through the center of the cutter support (17), and the second screw rod (3) is meshed with the threads at the bottoms of the cutters to realize opposite or opposite movement of the cutters, so that the pair of cutters can clamp or unclamp a wire;
the pair of cutting knives comprises a first half-ring cutting knife rest (4) and a second half-ring cutting knife rest (5) which are symmetrical, a hole channel for an insulated wire (2) to pass through is formed in the center after the first half-ring cutting knife rest (4) and the second half-ring cutting knife rest (5) are symmetrically combined, heating grooves are symmetrically formed in the opposite inner sides of the first half-ring cutting knife rest (4) and the second half-ring cutting knife rest (5), a cutting knife (25) is coaxially arranged in the heating grooves, and a spring (22) is arranged between the tail end of the cutting knife (25) and the bottom of the heating groove for realizing automatic feeding of the cutting knife (25); the cutter handle of the cutter (25) is connected with a heating wire, and a temperature sensor (24) is arranged to sense the temperature of the cutter.
2. The overhead insulation-based automatic wire stripper of claim 1, wherein: the gear housing (7) is annular, one side of the gear (6) is fixedly provided with the cutter support (17) through the fixing rod (19), and when the gear (6) rotates, the cutter support (17) and the gear (6) coaxially rotate.
3. The overhead insulation-based automatic wire stripper of claim 1, wherein: auxiliary frames (1) for auxiliary fixing of the insulated wires (2) are symmetrically arranged on two sides of the clamping grooves (9) of the symmetrical plates (10) and two sides of the gear housing (7).
4. The overhead insulation-based automatic wire stripper of claim 1, wherein: the two ends of the insulated wire (2) are erected in clamping grooves (9) of the symmetrical plate (10), and the gear (6) and the pair of cutters are penetrated to realize stripping of the insulating layer of the insulated wire (2).
5. The overhead insulation-based automatic wire stripper of claim 1, wherein: an operation handle (14) for controlling the running state of a pair of cutters is arranged at the outer center of the bottom end of the bottom groove body (12), and a handle key is arranged on the operation handle (14), wherein the handle key comprises a switch button, an initialization button, a one-key wire stripping button and a wire stripping length setting button.
6. The overhead insulation-based automatic wire stripper of claim 5, wherein: the bottom end of the operating handle (14) is provided with a quick-change disc (13), and the other end of the quick-change disc (13) is connected with the distribution network electrified robot.
7. A wire stripping method for an overhead insulated wire thermo-cutting automatic wire stripper as defined in any one of claims 1-6, wherein: the method comprises the following steps:
step S1, a third motor (16) drives a second screw (3) to rotate so as to drive a first half-ring cutter rest (4) and a second half-ring cutter rest (5) to feed inwards, a second motor (8) controls a gear (6) to rotate clockwise after feeding is completed, a cutter bracket (17) is driven to drive a pair of original positions of cutters to rotate 270 degrees along a pointer so as to perform first hot-melt circular cutting, and after the first hot-melt circular cutting is completed, a complete annular groove appears in an insulating layer of a wire at the initial positions of the pair of cutters, and a wire core leaks out from the groove;
s2, a first motor (21) rotates to drive a first screw (20) to coaxially rotate, a rotary wheel bracket (15) is driven to carry out first hot melt longitudinal cutting along the axial direction of a strip hole (11) according to the preset wire stripping length, after the first hot melt longitudinal cutting is completed, two relatively straight grooves are formed in a wire insulation layer along the wire direction, and a wire core leaks out from the lower part of the grooves;
s3, a second motor (8) is started again, a control gear (6) rotates anticlockwise, a cutter bracket (17) is driven to drive a pair of cutters to rotate anticlockwise for 270 degrees so as to carry out second hot-melt circular cutting, after the second hot-melt circular cutting is completed, a complete annular groove appears in the section of the wire insulation layer at the position of the pair of cutters, a wire core leaks out from the groove, the whole cut wire insulation layer is divided into two halves, and the condition of stripping is provided;
s4, the first motor (21) rotates again to drive the first screw rod (20) to coaxially rotate, and the rotary wheel bracket (15) is driven to move back to the starting end along the strip hole (11) so as to perform second hot melt longitudinal cutting;
and S5, after the second hot melting longitudinal cutting is finished, the third motor (16) is started again to drive the second screw rod (3) to rotate to drive the first half-ring cutter rest (4) and the second half-ring cutter rest (5) to retract, at the moment, the wire insulation layer falls off in two halves under the thrust action of a pair of cutters, or falls off in four parts under the action of gravity after the pair of cutters are cut, the insulation layer stripping is finished, the waste wire insulation layer in the waste insulation layer storage box is taken out manually, and the recovery or waste treatment is carried out.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311307757.0A CN117060284B (en) | 2023-10-11 | 2023-10-11 | Overhead insulation-based wire hot cutting type automatic wire stripper and wire stripping method thereof |
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| CN202311307757.0A CN117060284B (en) | 2023-10-11 | 2023-10-11 | Overhead insulation-based wire hot cutting type automatic wire stripper and wire stripping method thereof |
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| CN117060284B CN117060284B (en) | 2024-01-30 |
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Citations (5)
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|---|---|---|---|---|
| EP0650238A2 (en) * | 1993-10-26 | 1995-04-26 | Meteor Ag | Device for stripping of round wires |
| JP2016220346A (en) * | 2015-05-18 | 2016-12-22 | アズビル株式会社 | Strip method for multicore cable, and strip device |
| CN107769101A (en) * | 2017-12-04 | 2018-03-06 | 南京科技职业学院 | A kind of 10kV automatic cable strippings device |
| CN109326945A (en) * | 2018-09-06 | 2019-02-12 | 天津滨电电力工程有限公司 | A kind of peeling device of electric wire |
| CN111725743A (en) * | 2020-06-24 | 2020-09-29 | 国网安徽省电力有限公司电力科学研究院 | Automatic stripper for overhead insulated conductor and stripping operation unit |
-
2023
- 2023-10-11 CN CN202311307757.0A patent/CN117060284B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0650238A2 (en) * | 1993-10-26 | 1995-04-26 | Meteor Ag | Device for stripping of round wires |
| JP2016220346A (en) * | 2015-05-18 | 2016-12-22 | アズビル株式会社 | Strip method for multicore cable, and strip device |
| CN107769101A (en) * | 2017-12-04 | 2018-03-06 | 南京科技职业学院 | A kind of 10kV automatic cable strippings device |
| CN109326945A (en) * | 2018-09-06 | 2019-02-12 | 天津滨电电力工程有限公司 | A kind of peeling device of electric wire |
| CN111725743A (en) * | 2020-06-24 | 2020-09-29 | 国网安徽省电力有限公司电力科学研究院 | Automatic stripper for overhead insulated conductor and stripping operation unit |
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| CN117060284B (en) | 2024-01-30 |
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