CN113809694A - Cable insulation sheath cutting method - Google Patents
Cable insulation sheath cutting method Download PDFInfo
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- CN113809694A CN113809694A CN202111111097.XA CN202111111097A CN113809694A CN 113809694 A CN113809694 A CN 113809694A CN 202111111097 A CN202111111097 A CN 202111111097A CN 113809694 A CN113809694 A CN 113809694A
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- adjusting
- cutting
- ring
- mandrel
- 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
- H02G1/1202—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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- 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]
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- Removal Of Insulation Or Armoring From Wires Or Cables (AREA)
Abstract
The invention discloses a method for cutting an insulating sheath of a cable, which uses a circular cutting device, and comprises a circular cutting matrix, a cutting device and a cutting device, wherein the circular cutting matrix is used for accommodating the cable; the cutter body assemblies are uniformly distributed in the annular cutting base body in the circumferential direction and are used for cutting cables; the driving circular ring is rotatably arranged at the upper end of the circular cutting base body and used for adjusting the posture of the cutter body assembly; the cable insulation sheath cutting method comprises the following steps: step 1, inserting a cable: inserting the end of the cable a into the center of the circular cutting matrix; step 2, adjusting the cutter body assembly: the rotary torsion outer ring, the connecting inserted rod, the circular ring body and the driving slot are arranged on the rotary torsion outer ring; the driving slot acts on the driven inserting shaft to drive the cutter body and the cutting tool bit to rotate in the longitudinal hole of the mandrel by taking the mandrel body as an axis; the cutting tool bit cuts into an insulating sheath of the cable; and 3, rotating the circular cutting device to circularly cut the insulating outer skin at the end part of the cable.
Description
Technical Field
The application relates to the technical field of power grids, in particular to a cable insulation sheath cutting method.
Background
When the cable is used, the peeling treatment of the butt joint position of the end part of the cable is the conventional cable using operation, and usually an operator directly utilizes a cutter to cut and peel, so that the problem that the cable core is easy to break due to external force bending when the surface of the cable core is scratched to cause scratch and subsequent cables are used is easily caused, and the peeling operation of the cable is very necessary to peel through a special device.
In the prior art, simple ring cutting devices have been provided, which at least comprise an annular housing and cutter bodies circumferentially distributed in the annular housing, wherein the cutting depth of the cable sheath is adjusted by adjusting the posture of the cutter bodies. However, the speed of the adjusting process is constant, and the adjusting angle is limited. Therefore, it is necessary to design a cable end outer layer ring cutting device which can not only adjust the posture of the cutter body, but also control the adjusting speed and the adjusting effect, and provide a corresponding ring cutting method.
Disclosure of Invention
Aiming at the situation of the prior art, the technical scheme adopted by the invention is as follows:
a method for cutting an insulating sheath of a cable is characterized by comprising the following steps:
use of an annular cutting device comprising:
the circular cutting base body is used for accommodating a cable;
the cutter body assemblies are uniformly distributed in the annular cutting base body in the circumferential direction and are used for cutting cables;
the driving circular ring is rotatably arranged at the upper end of the circular cutting base body and used for adjusting the posture of the cutter body assembly;
the circular cutting base body comprises an internal thread ring and further comprises:
the adjusting base cylinder is formed at the upper end of the internal thread ring, and an adjusting retaining ring is formed at the upper end of the adjusting base cylinder outwards;
the action base cylinder is formed at the upper end of the outer edge of the adjusting retainer ring, and the action retainer ring is formed inwards at the upper end of the action base cylinder;
the driving ring includes:
the arc-shaped grooves are uniformly distributed at the upper end of the side wall of the action base cylinder in the circumferential direction;
the torsion outer ring is rotatably arranged on the outer wall of the action base cylinder, and connecting insertion rods which are in one-to-one inserting connection with the arc-shaped grooves are uniformly distributed on the inner wall of the torsion outer ring in the circumferential direction;
the circular ring body is arranged at the upper end of the inner cavity of the action base cylinder, the outer wall of the circular ring body is fixedly connected with the connecting insertion rod, and driving insertion slots arranged along the radial direction are uniformly distributed on the lower end surface of the circular ring body in the circumferential direction;
the cutter body assembly with drive slot one-to-one, the cutter body assembly includes:
the mandrel assembly comprises a mandrel base plate which is uniformly distributed at the upper end of the inner wall of the adjusting base cylinder in the circumferential direction, a radial through hole which is formed outside the mandrel base plate in the radial direction, a mandrel longitudinal hole which is arranged on the inner side of the mandrel base plate in the longitudinal direction, and a mandrel body which is rotatably arranged in the mandrel longitudinal hole;
the swinging cutter body comprises a cutter body base body fixed at the upper end of the mandrel body, a rectangular sliding cavity formed in the cutter body base body along the radial direction, an upper sliding hole formed at the upper end of the rectangular sliding cavity, a lower sliding hole formed at the lower end of the rectangular sliding cavity, a driven insertion shaft slidably inserted in the upper sliding hole, a rectangular pressing plate formed at the lower end of the driven insertion shaft and positioned in the rectangular sliding cavity, a reset pressure spring wound on the driven insertion shaft and positioned above the rectangular pressing plate, and a cutting tool bit formed on the inner side of the cutter body base body, wherein the lower end face of the rectangular pressing plate and the lower end face of the inner cavity of the rectangular sliding cavity are respectively provided with an anti-skidding device for limiting the rectangular pressing plate to slide along the radial direction;
the cable insulation sheath cutting method comprises the following steps:
inserting the end of the cable a into the center of the circular cutting matrix;
the rotary torsion outer ring, the connecting inserted rod, the circular ring body and the driving slot are arranged on the rotary torsion outer ring;
the driving slot acts on the driven inserting shaft to drive the cutter body and the cutting tool bit to rotate in the longitudinal hole of the mandrel by taking the mandrel body as an axis;
the cutting tool bit cuts into an insulating sheath of the cable;
and 3, rotating the circular cutting device to circularly cut the insulating outer skin at the end part of the cable.
Further:
the ring-cutting device further comprises an inserting shaft adjusting device which is arranged at the lower end of the ring-cutting base body and used for adjusting the speed of the cutter body assembly rotating around the shaft, and the inserting shaft adjusting device further comprises:
the outer ring gear is rotatably arranged on the outer ring of the adjusting base cylinder and is positioned between the internal thread ring and the adjusting retainer ring;
the worm components are uniformly distributed on the upper end face of the internal thread ring in the circumferential direction, correspond to the cutter body assemblies one by one, and comprise planet wheel shafts fixed on the upper end face of the internal thread ring, planet gears which are rotatably arranged on the planet wheel shafts and meshed with the outer ring gear, and worm bodies concentrically arranged at the upper ends of the planet gears;
remove the subassembly, the circumference equipartition is on adjusting the base section of thick bamboo, remove the subassembly with worm subassembly one-to-one, it includes to remove the subassembly:
the wide-diameter circular groove is arranged in the adjusting base cylinder, a worm wheel jack is arranged on the outer side of the wide-diameter circular groove, and a screw rod jack is arranged on the inner side of the wide-diameter circular groove;
the driving nut is rotatably arranged in the wide-diameter circular groove;
the driven worm wheel is concentrically arranged on the outer side of the driving nut, and the driving worm wheel penetrates through a worm wheel jack and is in transmission connection with the worm body;
the driven screw rod is in threaded connection with the driving nut, the proximal end of the driven screw rod penetrates through a screw rod jack, and an adjusting cylinder inserted into a longitudinal hole of the mandrel is arranged above the proximal end of the driven screw rod;
the adjusting slide rod is arranged in the adjusting cylinder in a sliding manner;
the longitudinal moving assembly comprises an external thread cylinder in threaded connection with the internal thread ring and an annular lower disc which is formed on the outer edge of the upper end of the external thread cylinder and is abutted against the lower end of the adjusting slide rod;
the annular lower disc and the adjusting slide rod are close to each other and are attached to each other in the longitudinal direction;
the cable insulation sheath cutting method further comprises a step 4 of adjusting the action sensitivity of the cutter body assembly:
step 4.1, righting the cutter body assembly:
the rotary torsion outer ring, the connecting inserted rod, the circular ring body and the driving slot are arranged on the rotary torsion outer ring;
the driving slot acts on the driven inserting shaft to drive the cutter body and the cutting tool bit to rotate in the longitudinal hole of the mandrel by taking the mandrel body as an axis;
until the cutter body base body is aligned with the radial direction of the action base cylinder;
step 4.2, unlocking the radial movement freedom degree of the rectangular pressing plate:
the external thread cylinder and the annular lower disc are rotated to rotate upwards relative to the internal thread ring;
the adjusting slide bar moves upwards, penetrates through the lower slide hole and then abuts against the lower part of the rectangular pressing plate;
the adjusting slide rod continues to move upwards to drive the rectangular pressing plate and the driven insertion shaft to overcome the damping of the reset pressure spring to move upwards, the lower end face of the rectangular pressing plate is separated from and contacted with the lower end face of the rectangular sliding cavity, and the radial movement freedom degree of the rectangular pressing plate is unlocked;
step 4.3, adjusting the position of the driven inserting shaft:
rotating the outer ring gear;
the outer ring gear drives the planet gear and the worm body to rotate;
the worm body drives the driven worm wheel and the driving nut to rotate;
the driving nut drives the driven screw rod, the adjusting cylinder, the adjusting slide rod, the rectangular pressing plate and the driven inserting shaft to move along the rectangular sliding cavity;
and 4.4, locking the radial movement freedom degree of the rectangular pressing plate again:
the external thread cylinder and the annular lower disc are rotated reversely to rotate downwards relative to the internal thread ring;
the rectangular pressing plate descends and is in contact with the lower end face of the rectangular sliding cavity to be locked;
step 4.5, adjusting the action sensitivity of the cutter body assembly:
the position of the driven insert shaft changes, so that when the torsion outer ring, the connecting insert rod, the circular ring body and the driving slot rotate for a certain angle, the angle for driving the cutting tool bit to rotate changes, and the action sensitivity of the cutter body assembly is adjusted;
It should be further noted that the anti-slip device is an anti-slip strip.
Has the advantages that:
according to the cable insulation sheath cutting method, the posture of the cutting tool bit can be adjusted to realize accurate cutting of the cable sheath:
the rotary torsion outer ring, the connecting inserted rod, the circular ring body and the driving slot are arranged on the rotary torsion outer ring; the driving slot acts on the driven inserting shaft to drive the cutter body and the cutting tool bit to rotate in the longitudinal hole of the mandrel by taking the mandrel body as an axis; the cutting bit cuts the insulating sheath of the cable.
According to the scheme, the cable insulation sheath cutting method can adjust the action sensitivity of the cutter body assembly:
the sensitivity of the cutter body assembly is that when the twisting outer ring is rotated for a certain angle, the rotating angle of the cutting cutter head is large or small. The larger the sensitivity of the cutting tool bit is, the larger the rotation angle of the cutting tool bit is, and the faster the adjustment is when the outer ring is twisted to rotate by a certain angle.
Furthermore, the limit position of the rotation of the cutting head can be adjusted:
obviously, the rotation angle of the connecting inserted rod in the arc-shaped groove is limited, namely the rotation angle of the twisting outer ring is limited. In the limited rotation angle of the outer torsion ring, the sensitivity of the cutter body assembly is improved, and the rotating limit position of the cutting tool bit can be improved, so that the cutting device can cut cables with different diameters. .
Description of the drawings:
in order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
FIG. 1 is a schematic view of one embodiment of the ring cutting apparatus.
FIG. 2 is a cross-sectional view of one embodiment of the ring cutting device.
FIG. 3 is a cross-sectional view of another embodiment of the ring cutting device.
FIG. 4 is a cross-sectional view of one embodiment of the ring-cut substrate.
Figure 5 is a cross-sectional view of one embodiment of section a-a of figure 2.
Figure 6 is a cross-sectional view of one embodiment of section B-B of figure 2.
Figure 7 is a cross-sectional view of one embodiment of section B-B of figure 2.
Figure 8 is a cross-sectional view of one embodiment of section C-C of figure 2.
Figure 9 is a cross-sectional view of one embodiment of section D-D of figure 3.
Figure 10 is a cross-sectional view of an alternative embodiment of section D-D of figure 3.
Fig. 11 is an enlarged view of an embodiment of section E of fig. 3.
Fig. 12 is an enlarged view of another embodiment of section E of fig. 3.
Icon:
1. the method comprises the following steps of (1) annularly cutting a base body, 11. an internal thread ring, 12. an adjusting base cylinder, 12a. a containing ring groove, 12b. an adjusting retainer ring, 13. an action base cylinder and 13a. an action retainer ring;
2. the driving ring comprises a driving ring, 21, an arc-shaped groove, 22, a torsion outer ring, 22a, a connecting inserted rod, 23, a ring body and 23a driving slot;
3. the cutter comprises a cutter body assembly, 31, a mandrel assembly, 31a, a mandrel base plate, 31b, a radial through hole, 31c, a mandrel longitudinal hole, 31d, a mandrel body, 32, a swinging cutter body, 32a, a cutter body base body, 32b, a rectangular sliding cavity, 32c, an upper sliding hole, 32d, a lower sliding hole, 32e, a driven inserted shaft, 32f, a rectangular pressing plate, 32g, a reset pressure spring and 32h, and a cutting tool bit;
4. the worm gear shaft comprises a shaft inserting adjusting device, 41, an outer ring gear, 42, a worm assembly, 42a, a planet gear shaft, 42b, a planet gear, 42c, a worm body, 43, a moving assembly, 43a, a wide-diameter circular groove, 43b, a worm gear jack, 43c, a screw rod jack, 43d, a driving nut, 43e, a driven worm gear, 43f, a driven screw rod, 43g, an adjusting cylinder, 43h, an adjusting slide rod, 44, a longitudinal moving assembly, 44a external thread cylinder and 44b, an annular lower disc.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
A method for cutting an insulating sheath of a cable is characterized by comprising the following steps:
use of an annular cutting device comprising:
the circular cutting base body 1 is used for accommodating a cable a;
the cutter body assemblies 3 are uniformly distributed in the annular cutting base body 1 in the circumferential direction, and the cutter body assemblies 3 are used for cutting the cable a;
the driving circular ring 2 is rotatably arranged at the upper end of the circular cutting base body 1 and used for adjusting the posture of the cutter body assembly 3;
the circular cutting base body 1 comprises an internal thread ring 11 and further comprises:
the adjusting base cylinder 12 is formed at the upper end of the internal thread ring 11, and an adjusting retainer ring 12b is formed at the upper end of the adjusting base cylinder 12 outwards;
the action base cylinder 13 is formed at the upper end of the outer edge of the adjusting retainer ring 12b, and an action retainer ring 13a is formed inwards at the upper end of the action base cylinder 13;
the drive ring 2 includes:
the arc-shaped grooves 21 are uniformly distributed at the upper end of the side wall of the action base cylinder 13 in the circumferential direction;
the twisting outer ring 22 is rotatably arranged on the outer wall of the action base barrel 13, and connecting inserted rods 22a which are in one-to-one inserting connection with the arc-shaped grooves 21 are uniformly distributed on the inner wall of the twisting outer ring 22 in the circumferential direction;
the circular ring body 23 is arranged at the upper end of the inner cavity of the action base cylinder 13, the outer wall of the circular ring body 23 is fixedly connected with the connecting inserted rod 22a, and driving slots 23a which are arranged along the radial direction are uniformly distributed on the lower end surface of the circular ring body 23 in the circumferential direction;
the cutter body assembly 3 corresponds to the driving insertion groove 23a one by one, and the cutter body assembly 3 includes:
the mandrel assembly 31 comprises a mandrel base plate 31a which is circumferentially and uniformly distributed at the upper end of the inner wall of the adjusting base cylinder 12, a radial through hole 31b which is formed outside the mandrel base plate 31a along the radial direction, a mandrel longitudinal hole 31c which is arranged inside the mandrel base plate 31a along the longitudinal direction, and a mandrel body 31d which is rotatably arranged in the mandrel longitudinal hole 31 c;
as a further embodiment:
the lower end of the mandrel body 31d is formed with a mandrel tip for stopping the mandrel body from slipping upwards from the inside of the mandrel body 31d.
Thanks to the above improved solution, the freedom of the mandrel body 31d in the axial direction is limited, and it only has the freedom to rotate in the mandrel longitudinal hole 31c, and the rotation of the oscillating cutter body 32 is more stable.
The swinging cutter body 32 comprises a cutter body base 32a fixed at the upper end of the mandrel body 31d, a rectangular sliding cavity 32b formed in the cutter body base 32a along the radial direction, an upper sliding hole 32c formed at the upper end of the rectangular sliding cavity 32b, a lower sliding hole 32d formed at the lower end of the rectangular sliding cavity 32b, a driven inserting shaft 32e slidably inserted in the upper sliding hole 32c, a rectangular pressing plate 32f formed at the lower end of the driven inserting shaft 32e and positioned in the rectangular sliding cavity 32b, a reset pressure spring 32g wound on the driven inserting shaft 32e and positioned above the rectangular pressing plate 32f, and a cutting bit 32h formed in the inner side of the cutter body base 32a, wherein anti-skidding devices for limiting the rectangular pressing plate 32f to slide along the radial direction are respectively arranged on the lower end face of the rectangular pressing plate 32f and the lower end face of the inner cavity of the rectangular sliding cavity 32 b;
the cable insulation sheath cutting method comprises the following steps:
inserting the end of the cable a into the center of the circular cutting matrix 1;
the rotary torsion outer ring 22, the connecting inserted bar 22a, the circular ring body 23 and the driving slot 23 a;
the driving slot 23a acts on the driven spindle 32e to drive the cutter body base 32a and the cutting bit 32h to rotate in the spindle longitudinal hole 31c by taking the spindle body 31a as an axis;
the cutting bit 32h cuts into the insulating sheath of the cable a;
and 3, rotating the circular cutting device to circularly cut the insulating outer skin at the end part of the cable a.
Further:
the ring-cutting device further comprises an inserting shaft adjusting device 4 which is arranged at the lower end of the ring-cutting base body 1 and used for adjusting the speed of the cutter body assembly 3 rotating around the shaft, and the inserting shaft adjusting device 4 further comprises:
an outer ring gear 41 which is rotatably arranged on the outer ring of the adjusting base cylinder 12 and is positioned between the internal thread ring 11 and the adjusting retainer ring 12 b;
the worm components 42 are uniformly distributed on the upper end face of the internal thread ring 11 in the circumferential direction, the worm components 42 correspond to the cutter body assemblies 3 one by one, and each worm component 42 comprises a planetary wheel shaft 42a fixed on the upper end face of the internal thread ring 11, a planetary gear 42b which is rotatably arranged on the planetary wheel shaft 42a and is meshed with the outer ring gear 41, and a worm body 42c which is concentrically arranged at the upper end of the planetary gear 42 b;
as a further embodiment:
the upper end of the planetary gear shaft 42a is formed with a planetary gear shaft head for restraining the worm body 42c to prevent the worm body from falling off upwards.
The moving assemblies 43 are circumferentially and uniformly distributed on the adjusting base cylinder 12, the moving assemblies 43 correspond to the worm assemblies 42 one by one, and the moving assemblies 43 comprise:
a wide-diameter circular groove 43a arranged in the adjusting base cylinder 12, wherein a worm wheel insertion hole 43b is arranged on the outer side of the wide-diameter circular groove 43a, and a screw rod insertion hole 43c is arranged on the inner side of the wide-diameter circular groove 43 a;
the driving nut 43d is rotatably arranged in the wide-diameter circular groove 43 a;
the driven worm wheel 43e is concentrically arranged on the outer side of the driving nut 43d, and the driving worm wheel 43e penetrates through the worm wheel insertion hole 43b and is in transmission connection with the worm body 42 c;
the driven screw rod 43f is in threaded connection with the driving nut 43d, the proximal end of the driven screw rod 43f penetrates through the screw rod insertion hole 43c, and an adjusting cylinder 43g inserted into the mandrel longitudinal hole 31b is arranged above the proximal end of the driven screw rod 43 f;
an adjusting slide rod 43h slidably disposed in the adjusting cylinder 43 g;
the longitudinal moving assembly 44 comprises an external thread cylinder 44a screwed in the internal thread ring 11 and an annular lower disc 44b which is formed on the outer edge of the upper end of the external thread cylinder 44a and is abutted with the lower end of the adjusting slide rod 43 h;
the annular lower disc 44b and the adjusting slide rod 43h are close to each other and are arranged in a fit manner in the longitudinal direction;
as a further embodiment:
the adjusting slide rod 43h is attached to the annular lower disc 44b by magnetic force.
As a further embodiment:
the lower end of the adjusting slide bar 43h is formed with a spring stop, and an adjusting pressure spring for driving the adjusting slide bar 43h to be attached to the annular lower disc downwards is further arranged above the spring stop on the adjusting slide bar 43h.
Thanks to the improved technical scheme, the posture of the adjusting slide rod 43h only follows the annular lower disc 44b, namely the annular lower disc 44b can prop against the adjusting slide rod 43h to move upwards when moving upwards, and the adjusting slide rod 43h also follows downwards when the annular lower disc 44b moves downwards without stopping.
As a further embodiment: the lower half part of the outer side of the adjusting base cylinder 12 is also formed with an accommodating ring groove 12a, and the accommodating ring groove 12a is used for accommodating the proximal end of the planetary gear 42b.
Thanks to the improved technical scheme, the proximal end of the planet gear 42b can be arranged closer to the axis of the circular cutting base body 1, the radial size of the outer ring gear 41 can be further reduced, and the integral compactness of the device is increased.
The cable insulation sheath cutting method further comprises a step 4 of adjusting the action sensitivity of the cutter body assembly 3:
step 4.1, righting the cutter body assembly 3:
the rotary torsion outer ring 22, the connecting inserted bar 22a, the circular ring body 23 and the driving slot 23 a;
the driving slot 23a acts on the driven spindle 32e to drive the cutter body base 32a and the cutting bit 32h to rotate in the spindle longitudinal hole 31c by taking the spindle body 31d as an axis;
until the cutter body base 32a is aligned with the radial direction of the action base cylinder 13;
step 4.2, unlocking the rectangular pressing plate 32f in radial movement freedom:
the external thread cylinder 44a and the annular lower disc 44b are rotated to rotate upwards relative to the internal thread ring 11;
the adjusting slide bar 43h goes upward and passes through the lower slide hole 32d to be abutted against the lower part of the rectangular pressing plate 32 f;
the adjusting slide rod 43h continues to move upwards, so that the rectangular pressing plate 32f and the driven inserting shaft 32e are driven to overcome the damping of the reset pressure spring 32g to move upwards, the lower end face of the rectangular pressing plate 32f is separated from and contacted with the lower end face of the rectangular sliding cavity 32b, and the radial movement freedom degree of the rectangular pressing plate 32f is unlocked;
step 4.3, adjusting the position of the driven inserting shaft 32 e:
rotating the outer ring gear 41;
the outer ring gear 41 drives the planet gear 42b and the worm body 42c to rotate;
the worm body 42c drives the driven worm wheel 43e and the driving nut 43d to rotate;
the driving nut 43d drives the driven screw rod 43f, the adjusting cylinder 43g, the adjusting slide rod 43h, the rectangular pressing plate 32f and the driven inserting shaft 32e to move along the rectangular sliding cavity 32 b;
step 4.4, the radial movement freedom of the rectangular pressing plate 32f is locked again:
the externally threaded cylinder 44a and the annular lower disc 44b are reversely rotated to rotate downwards relative to the internally threaded ring 11;
the rectangular pressing plate 32f descends and is in contact with the lower end face of the rectangular sliding cavity 32b for locking;
step 4.5, adjusting the action sensitivity of the cutter body assembly 3:
the position of the driven insert shaft 32e changes, so that when the torsion outer ring 22, the connecting insert rod 22a, the annular body 23 and the driving slot 23a rotate by a certain angle, the angle for driving the cutting bit 32h to rotate changes, and the action sensitivity of the cutter body assembly 3 is adjusted;
said step 4 is arranged before the cable a is inserted in step 1.
It should be further noted that the anti-slip device is an anti-slip strip.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (8)
1. A method for cutting an insulating sheath of a cable is characterized by comprising the following steps:
use of an annular cutting device comprising:
a circular cutting base body (1) for accommodating a cable (a);
the cutter body assemblies (3) are uniformly distributed in the annular cutting base body (1) in the circumferential direction, and the cutter body assemblies (3) are used for cutting the cable (a);
the driving circular ring (2) is rotatably arranged at the upper end of the circular cutting base body (1) and is used for adjusting the posture of the cutter body assembly (3);
the cable insulation sheath cutting method comprises the following steps:
step 1, inserting a cable (a):
inserting the end part of the cable (a) into the center of the circular cutting base body (1);
step 2, adjusting a cutter body assembly (3);
and 3, rotating the circular cutting device to circularly cut the insulating outer skin at the end part of the cable (a).
2. A cable insulation sheath cutting method according to claim 1, wherein:
the circular cutting base body (1) comprises an internal thread ring (11) and further comprises:
the adjusting base cylinder (12) is formed at the upper end of the internal thread ring (11), and an adjusting retainer ring (12b) is formed at the upper end of the adjusting base cylinder (12) outwards;
the action base cylinder (13) is formed at the upper end of the outer edge of the adjusting retainer ring (12b), and an action retainer ring (13a) is formed at the upper end of the action base cylinder (13) inwards;
the drive ring (2) comprises:
the arc-shaped grooves (21) are circumferentially and uniformly distributed at the upper end of the side wall of the action base cylinder (13);
the torsion outer ring (22) is rotatably arranged on the outer wall of the action base cylinder (13), and connecting insertion rods (22a) which are in one-to-one inserting connection with the arc-shaped grooves (21) are uniformly distributed on the inner wall of the torsion outer ring (22) in the circumferential direction;
the circular ring body (23) is arranged at the upper end of the inner cavity of the action base cylinder (13), the outer wall of the circular ring body (23) is fixedly connected with a connecting inserted rod (22a), and driving slots (23a) which are arranged along the radial direction are uniformly distributed on the lower end surface of the circular ring body (23) in the circumferential direction;
the cutter body assembly (3) corresponds to the driving slot (23a) one by one, and the cutter body assembly (3) comprises:
the mandrel assembly (31) comprises a mandrel base plate (31a) which is uniformly distributed at the upper end of the inner wall of the adjusting base cylinder (12) in the circumferential direction, a radial through hole (31b) which is formed outside the mandrel base plate (31a) in the radial direction, a mandrel longitudinal hole (31c) which is formed inside the mandrel base plate (31a) in the longitudinal direction, and a mandrel body (31d) which is rotatably arranged in the mandrel longitudinal hole (31 c);
the swinging cutter body (32) comprises a cutter body base body (32a) fixed at the upper end of a mandrel body (31d), a rectangular sliding cavity (32b) formed in the cutter body base body (32a) along the radial direction, an upper sliding hole (32c) formed at the upper end of the rectangular sliding cavity (32b), a lower sliding hole (32d) formed at the lower end of the rectangular sliding cavity (32b), a driven inserting shaft (32e) slidably inserted in the upper sliding hole (32c), a rectangular pressing plate (32f) formed at the lower end of the driven inserting shaft (32e) and positioned in the rectangular sliding cavity (32b), a reset pressure spring (32g) wound on the driven inserting shaft (32e) and positioned above the rectangular pressing plate (32f), and a cutting cutter head (32h) formed at the inner side of the cutter body base body (32a), the lower end face of the rectangular pressing plate (32f) and the lower end face of the inner cavity of the rectangular sliding cavity (32b) are respectively provided with an anti-skidding device for limiting the radial sliding of the rectangular pressing plate (32 f);
step 2, adjust cutter body assembly (3), specifically include the following steps:
the rotary torsion outer ring (22), a connecting inserted bar (22a), a circular ring body (23) and a driving slot (23 a);
the driving slot (23a) acts on the driven inserting shaft (32e) to drive the cutter body base body (32a) and the cutting tool bit (32h) to rotate in the mandrel longitudinal hole (31c) by taking the mandrel body (31a) as an axis;
the cutting bit (32h) cuts into the insulating sheath of the cable (a).
3. A cable insulation sheath cutting method according to claim 2, wherein:
the ring-cutting device further comprises an inserting shaft adjusting device (4) which is arranged at the lower end of the ring-cutting base body (1) and used for adjusting the speed of the cutter body assembly (3) rotating around the shaft, and the inserting shaft adjusting device (4) further comprises:
the outer ring gear (41) is rotatably arranged on the outer ring of the adjusting base cylinder (12) and is positioned between the internal thread ring (11) and the adjusting retainer ring (12 b);
the worm assemblies (42) are circumferentially and uniformly distributed on the upper end face of the internal thread ring (11), the worm assemblies (42) correspond to the cutter body assembly (3) one by one, and each worm assembly (42) comprises a planet wheel shaft (42a) fixed on the upper end face of the internal thread ring (11), a planet gear (42b) which is rotatably arranged on the planet wheel shaft (42a) and meshed with the outer ring gear (41), and a worm body (42c) which is concentrically arranged on the upper end of the planet gear (42 b);
remove subassembly (43), the circumference equipartition is on adjusting base section of thick bamboo (12), remove subassembly (43) with worm subassembly (42) one-to-one, remove subassembly (43) includes:
the wide-diameter circular groove (43a) is arranged in the adjusting base cylinder (12), a worm wheel insertion hole (43b) is formed in the outer side of the wide-diameter circular groove (43a), and a screw rod insertion hole (43c) is formed in the inner side of the wide-diameter circular groove (43 a);
the driving nut (43d) is rotatably arranged in the wide-diameter circular groove (43 a);
the driven worm wheel (43e) is concentrically arranged on the outer side of the driving nut (43d), and the driving worm wheel (43e) penetrates through a worm wheel insertion hole (43b) and is in transmission connection with the worm body (42 c);
the driven screw rod (43f) is in threaded connection with the driving nut (43d), the proximal end of the driven screw rod (43f) penetrates through a screw rod insertion hole (43c), and an adjusting cylinder (43g) inserted into the mandrel longitudinal hole (31b) is arranged above the proximal end of the driven screw rod (43 f);
an adjusting slide rod (43h) slidably disposed in the adjusting cylinder (43 g);
the longitudinal moving assembly (44) comprises an external thread cylinder (44a) screwed in the internal thread ring (11) and an annular lower disc (44b) which is formed on the outer edge of the upper end of the external thread cylinder (44a) and is abutted against the lower end of the adjusting slide rod (43 h);
the annular lower disc (44b) and the adjusting slide rod (43h) are close to each other and attached to each other in the longitudinal direction;
the cable insulation sheath cutting method further comprises a step 4 of adjusting the action sensitivity of the cutter body assembly (3):
step 4.1, righting the cutter body assembly (3):
the rotary torsion outer ring (22), a connecting inserted bar (22a), a circular ring body (23) and a driving slot (23 a);
the driving slot (23a) acts on the driven inserting shaft (32e) to drive the cutter body base body (32a) and the cutting tool bit (32h) to rotate in the mandrel longitudinal hole (31c) by taking the mandrel body (31d) as an axis;
until the cutter body base body (32a) is aligned with the radial direction of the motion base cylinder (13);
step 4.2, unlocking the radial moving freedom degree of the rectangular pressing plate (32 f):
the external thread cylinder (44a) and the annular lower disc (44b) are rotated to rotate upwards relative to the internal thread ring (11);
the adjusting slide rod (43h) moves upwards, penetrates through the lower slide hole (32d) and then abuts against the lower part of the rectangular pressing plate (32 f);
the adjusting slide rod (43h) continues to move upwards to drive the rectangular pressing plate (32f) and the driven inserting shaft (32e) to move upwards against the damping of the reset pressure spring (32g), the lower end face of the rectangular pressing plate (32f) is separated from and contacted with the lower end face of the rectangular sliding cavity (32b), and the radial movement freedom degree of the rectangular pressing plate (32f) is unlocked;
and 4.3, adjusting the position of the driven inserting shaft (32 e):
rotating the outer ring gear (41);
the outer ring gear (41) drives the planet gear (42b) and the worm body (42c) to rotate;
the worm body (42c) drives the driven worm wheel (43e) and the driving nut (43d) to rotate;
the driving nut (43d) drives the driven screw rod (43f), the adjusting cylinder (43g), the adjusting slide rod (43h), the rectangular pressing plate (32f) and the driven inserting shaft (32e) to move along the rectangular sliding cavity (32 b);
and 4.4, locking the radial moving freedom degree of the rectangular pressing plate (32f) again:
the external thread cylinder (44a) and the annular lower disc (44b) are rotated reversely to rotate downwards relative to the internal thread ring (11);
the rectangular pressing plate (32f) descends and is in contact with the lower end face of the rectangular sliding cavity (32b) to be locked;
step 4.5, adjusting the action sensitivity of the cutter body assembly (3):
the position of the driven insert shaft (32e) changes, so that when the torsion outer ring (22), the connecting insert rod (22a), the circular ring body (23) and the driving slot (23a) rotate for a certain angle, the angle for driving the cutting tool bit (32h) to rotate is changed, and the action sensitivity of the cutter body assembly (3) is adjusted;
said step 4 is arranged before the cable (a) is inserted in step 1.
4. A cable insulation sheath cutting method according to claim 3, wherein:
the lower end of the mandrel body (31d) is formed with a mandrel end for stopping the mandrel end from slipping upwards from the mandrel body (31 d).
5. A cable insulation sheath cutting method according to claim 4, wherein:
the upper end of the planet wheel shaft (42a) is formed with a planet wheel shaft head used for limiting the worm body (42c) and avoiding the worm body from falling off upwards.
6. A cable insulation sheath cutting method according to claim 5, wherein:
the adjusting slide rod (43h) is attached to the annular lower disc (44b) through magnetic force.
7. A cable insulation sheath cutting method according to claim 6, wherein:
the lower end of the adjusting slide rod (43h) is formed with a spring stop, and an adjusting pressure spring for driving the adjusting slide rod (43h) to be attached to the annular lower disc downwards is further arranged above the spring stop on the adjusting slide rod (43 h).
8. A cable insulation sheath cutting method according to claim 7, wherein: adjust base cylinder (12) outside the latter half still the shaping have hold and establish annular (12a), hold and establish annular (12a) and be used for holding and establish planetary gear (42b) near the heart end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111111097.XA CN113809694B (en) | 2021-09-18 | 2021-09-18 | Cable insulation sheath cutting method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111111097.XA CN113809694B (en) | 2021-09-18 | 2021-09-18 | Cable insulation sheath cutting method |
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| CN113809694A true CN113809694A (en) | 2021-12-17 |
| CN113809694B CN113809694B (en) | 2023-04-28 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020039217A (en) * | 2018-09-04 | 2020-03-12 | 矢崎総業株式会社 | Cable coating removal device |
| CN210350642U (en) * | 2019-09-21 | 2020-04-17 | 河北嘉日电力设施安装工程有限公司 | Peeling device for cable |
| CN111725744A (en) * | 2020-06-24 | 2020-09-29 | 广西科讯智联科技有限公司 | Photoelectric combined cable installation is with dissecting device |
| CN113394719A (en) * | 2021-06-23 | 2021-09-14 | 国网四川省电力公司广元供电公司 | Intelligent cable stripping device |
-
2021
- 2021-09-18 CN CN202111111097.XA patent/CN113809694B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020039217A (en) * | 2018-09-04 | 2020-03-12 | 矢崎総業株式会社 | Cable coating removal device |
| CN210350642U (en) * | 2019-09-21 | 2020-04-17 | 河北嘉日电力设施安装工程有限公司 | Peeling device for cable |
| CN111725744A (en) * | 2020-06-24 | 2020-09-29 | 广西科讯智联科技有限公司 | Photoelectric combined cable installation is with dissecting device |
| CN113394719A (en) * | 2021-06-23 | 2021-09-14 | 国网四川省电力公司广元供电公司 | Intelligent cable stripping device |
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| CN113809694B (en) | 2023-04-28 |
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