CN115319810A

CN115319810A - Special type cable processing is with accurate cutting device

Info

Publication number: CN115319810A
Application number: CN202211134912.9A
Authority: CN
Inventors: 茆伟
Original assignee: Changzhou Feihang Special Cable Co ltd
Current assignee: Changzhou Feihang Special Cable Co ltd
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2022-11-11
Anticipated expiration: 2042-09-19
Also published as: CN115319810B

Abstract

The invention discloses an accurate cutting device for processing a special cable, which relates to the technical field of cable cutting and comprises two coaxially arranged mounting rings, wherein the side walls of the two mounting rings are fixedly connected with the same handle, the same rotating ring is rotatably arranged between the two mounting rings, a cutting notch is formed in the center of the rotating ring, a plurality of mounting cavities are formed in the inner wall of the cutting notch, cutting pieces are arranged in the mounting cavities in a sliding mode, mounting grooves are formed in opposite sides of the two mounting rings, a gear ring I and a gear ring II are respectively rotatably arranged in the two mounting grooves, a plurality of mounting holes corresponding to the mounting cavities are formed in the rotating ring, gears are rotatably arranged in the mounting holes, and the gear ring I and the gear ring II are both connected with the gears in a meshing mode. The cutting device can accurately cut the insulating layer and the reinforcing rib layer of the cable, is beneficial to improving the cutting accuracy, reduces the damage to the cable core body caused by misoperation and improves the yield of processing.

Description

Special type cable processing is with accurate cutting device

Technical Field

The invention relates to the technical field of cable cutting, in particular to an accurate cutting device for special cable processing.

Background

The wire and cable is used for transmitting electric (magnetic) energy, information and wire products for realizing electromagnetic energy conversion. When the cable is connected with the equipment, two ends of the cable need to be cut, an insulating layer outside the cable is removed, a core inside the cable is exposed, and the cable and the electric equipment are convenient to connect and install.

The existing cutting mode generally peels off and removes the cable skin through a wire stripper or an electrical pliers and other tools, but special cables for military industry and extra-high voltage transmission are generally thicker in diameter and larger in cable connection span, as shown in fig. 1, one or more layers of reinforcing rib layers can be coated between a core body and an insulating layer to improve the cable strength, reinforcing ribs are generally made of metal materials and higher in hardness, and cutting devices such as a common wire stripper are difficult to cut.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, a special cable with reinforcing ribs is difficult to cut quickly and efficiently, the precision is low in the cutting process, and a core body is easy to damage.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a special type is accurate cutting device for cable processing, includes the collar of two coaxial settings, two same handles of collar lateral wall fixedly connected with, two rotate between the collar and be provided with same swivel becket, swivel becket center department has seted up cuts out the incision a plurality of installation chambeies have been seted up to the inner wall of cutting the incision, it is provided with the cutting member, two to slide in the installation chamber the mounting groove has been seted up to collar one side in opposite directions, two rotate respectively in the mounting groove and be provided with ring gear one and ring gear two, set up a plurality of installing ports that correspond the installation chamber setting on the swivel becket, it is provided with the gear to rotate in the installing port, ring gear one and ring gear two all are connected with gear engagement, gear and the cutting member threaded connection who corresponds the position, still be equipped with on the collar and be used for driving swivel becket pivoted drive assembly, and the collar is close to handle one end and slides and is provided with and is used for carrying out spacing slider to ring gear one and ring gear two.

Preferably, the cutting part comprises a knife rest which is arranged in the installation cavity in a radial sliding mode, a threaded rod is vertically arranged at one end, close to the gear, of the knife rest, the threaded rod penetrates through the gear and is in threaded connection with the gear, and a knife wheel is rotatably arranged at one end, close to the circle center of the rotating ring, of the knife rest.

Preferably, a radially arranged limiting groove is formed in the side wall of the rotating ring, and a limiting block slidably connected with the limiting groove is fixedly arranged on the side wall of the tool rest.

Preferably, the drive assembly sets up the moment pole between two collars including rotating, the moment pole is close to swivel ring one end and has been seted up the slide opening, it supports the depression bar to slide to be provided with in the slide opening, it is provided with the spring to support between depression bar and the slide opening, a plurality of equidistance distribution's the pressure groove that supports is seted up to the swivel ring outer peripheral face, support the depression bar and extend into and support in the pressure groove and offset with supporting the pressure groove.

Preferably, the pressing rod comprises a vertical section and an arc-shaped section, the arc-shaped section is located in the pressing groove, and the pressing groove is an arc-shaped groove which is obliquely arranged.

Preferably, the moment rod is connected with the handle through a pressure spring.

Preferably, the perforation that is linked together with the mounting groove is seted up to the collar outer wall, it is provided with the inserted bar, two to slide in the perforation the inserted bar is respectively through connecting plate and slider fixed connection, a plurality of equidistance jacks that distribute have all been seted up to one side that the ring gear is two carried on the back mutually with the ring gear, the inserted bar corresponds the setting with the jack.

Preferably, the distance between the two opposite end faces of the inserted rod is larger than the distance between the opposite end faces of the first gear ring and the second gear ring.

Preferably, the handle is provided with a push plate in a sliding manner, one end, close to the sliding block, of the push plate is provided with a protrusion in a triangular shape, and the middle position, close to one side of the push plate, of the sliding block is provided with a V-shaped opening corresponding to the protrusion.

Preferably, the locating slot has all been seted up to the swivel becket both sides wall, the installation ring is close to swivel becket one side and is provided with the holding ring, the locating slot rotates with the holding ring and is connected.

Compared with the prior art, the invention has the following advantages:

1. according to the invention, through the gear ring I and the gear ring II which are arranged in the mounting ring and the gear on the rotating ring, when the torque rod drives the rotating ring to rotate, the cutting part moves slowly towards the center of the cutting opening, so that the cutting depth of the cutting part can be controlled accurately, the cutting part can cut the insulating layer and the reinforcing rib layer of the cable accurately, the cutting accuracy can be improved, the damage to the cable core body caused by misoperation can be reduced, and the processing yield can be improved.

2. According to the cable cutting device, the plurality of cutting pieces are arranged in the rotating ring, the rotating ring is driven to rotate through the torque rod, and the cutting pieces are driven to rotate around the peripheral surface of the cable for circular cutting, so that the cutting direction does not need to be switched for many times, and the circular cutting mode is favorable for improving the cutting efficiency and finishing the cutting processing of the cable quickly.

3. The invention can drive the pressing rod to press the pressing groove by arranging the torque rod, the pressing rod and the pressing groove and matching the spring through continuously kneading the torque rod, so that the rotating ring rotates in a single direction to finish cutting, the torque rod can prolong the torque of the pressing rod pressing the pressing groove, the cutting is more labor-saving, the cable with the reinforcing rib can be cut, and the cutter wheel arranged on the cutter rest rotates, the cutter wheel cuts the surface of the cable in a rolling mode to replace the traditional cutting mode, the rotation of the cutter wheel takes the rotating shaft of the cutter wheel as a fulcrum, and the radius of the cutter wheel as the torque, so the force required by the cutter wheel during cutting can be further reduced, and the labor-saving operation of workers is facilitated.

4. According to the invention, through arranging the sliding block, the inserted rod and the jacks, the position of the sliding block can be controlled under the action of gravity by changing the position of the mounting ring, so that the inserted rod is inserted into the jacks on the first toothed ring or the second toothed ring, the first toothed ring or the second toothed ring is limited, the motion state of the cutting part is further controlled when the rotating ring rotates, and the three states of inward cutting, outward shifting and fixed-distance annular cutting of the cutting part can be realized by matching with the push plate, so that the single-hand operation of workers is facilitated, the operation difficulty is effectively reduced, and the cutting operation is more convenient and faster.

Drawings

FIG. 1 is a schematic diagram of a cable having reinforcing ribs;

fig. 2 is a schematic overall structure diagram of an accurate cutting device for processing a special cable according to the present invention;

FIG. 3 is a schematic partial sectional view of an accurate cutting device for processing a special cable according to the present invention;

fig. 4 is an exploded schematic view of an accurate cutting device for processing a special cable according to the present invention;

FIG. 5 is a schematic structural diagram of a cutting member in the precise cutting device for processing a special cable according to the present invention;

FIG. 6 is a schematic structural diagram of a rotating ring in the precise cutting device for processing a special cable according to the present invention;

fig. 7 is an elevational view cross-sectional structural schematic diagram of a precise cutting device for processing a special cable according to the present invention;

fig. 8 is a schematic structural diagram of three states of a sliding block of the precise cutting device for processing a special cable according to the present invention.

In the figure: 1. a mounting ring; 2. a rotating ring; 3. cutting the incision; 4. a mounting cavity; 5. mounting grooves; 6a, a first toothed ring; 6b, a second toothed ring; 7. a gear; 8. a grip; 9. a slider; 10. a tool holder; 11. a threaded rod; 12. a cutter wheel; 13. a limiting groove; 14. a limiting block; 15. a torque rod; 16. a pressing rod; 17. a spring; 18. pressing the groove; 19. a pressure spring; 20. inserting a rod; 21. a jack; 22. pushing the plate; 23. a protrusion; 24. opening the gap; 25. positioning a groove; 26. a retaining ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 2-4, a special type is accurate cutting device for cable processing, including two collar 1 of coaxial setting, two collar 1 lateral walls fixedly connected with is same handle 8, during the use, handle 8 is held, it is provided with same rotating ring 2 to rotate between two collar 1, the department has seted up at rotating ring 2 center has cut out 3, cut out 3 is circular mouth, a plurality of installation cavities 4 have been seted up at 3 inner walls of cut out, it is provided with the cutting member to slide in installation cavity 4, when cutting the cable, cut out 3 cover on rotating ring 2 is in the tip suitable position of cable, rotate through drive rotating ring 2 and drive the rotation of cutting member around the cable axis, realize the circular cutting to the cable, be convenient for accomplish cutting to the cable high-efficiently, and cut out 3 and be the annular closed, the security is higher, be favorable to reducing the risk that the maloperation leads to injuring the people.

The mounting grooves 5 are formed in one opposite sides of the two mounting rings 1, the mounting grooves 5 are annular grooves which are coaxially arranged with the mounting rings 1, a first toothed ring 6a and a second toothed ring 6b are respectively arranged in the two mounting grooves 5 in a rotating mode, teeth of the first toothed ring 6a and the second toothed ring 6b are oppositely arranged, a plurality of mounting ports which are arranged corresponding to the mounting cavities 4 are formed in the rotating ring 2, gears 7 are rotatably arranged in the mounting ports, mounting ports extend out of two sides of the gears 7, the first toothed ring 6a and the second toothed ring 6b are respectively connected with the gears 7 in a meshed mode, when one of the first toothed ring 6a or the second toothed ring 6b is limited, the gears 7 are driven by rotation of the rotating ring 2 to rotate around the mounting rings 1, the gears 7 are in meshed transmission with the first toothed ring 6a or the second toothed ring 6b, the gears 7 simultaneously rotate around self axes along with rotation of the rotating ring 2, the gears 7 are in threaded connection with cutting pieces at corresponding positions, and when the gears 7 and the cutting pieces rotate relatively, the cutting pieces move axially along the gears 7.

Referring to fig. 5, the cutting element includes a tool rest 10 which is radially slidably disposed in the installation cavity 4, the tool rest 10 is restricted from rotating by the cooperation of the tool rest 10 and the inner wall of the installation cavity 4, a threaded rod 11 is vertically disposed at one end of the tool rest 10 close to the gear 7, the threaded rod 11 penetrates through the gear 7 and is in threaded connection with the gear 7, the threaded rod 11 is fixedly connected with the tool rest 10, when the gear 7 rotates, the threaded rod 11 is axially displaced under the action of threads on the threaded rod 11, a cutter wheel 12 is rotatably disposed at one end of the tool rest 10 close to the center of the rotating ring 2, the cutter wheel 12 is made of carbon steel and has high hardness, the cutter wheels 12 on different cutting elements are in the same plane, the force applied to the cable by the cutter wheels 12 is also in the same plane, and the cutter wheels 12 are evenly distributed, so that the cable is cut uniformly in the hand, compared with a cutting manner of a hydraulic shear type, the invention can achieve a more tidy cutting effect, which is beneficial to improve the quality of products, and when the cutter wheels 12 are cut, the cable can be cut in a labor-saving manner, and can reduce the radius of the cutter wheels 12, thereby reducing the cutting force required for cutting operation of the reinforcing bar.

The installation ring 1 is close to 8 one ends of handle and slides and is provided with the slider 9 that is used for carrying on spacingly to ring gear 6a and ring gear 6b, during the concrete implementation, accessible slider 9 is at first spacing to ring gear 6a, ring gear 6a is unable to rotate this moment, ring gear 6b is because not spacing, consequently, be in the active condition and can rotate, when the swivel becket 2 rotates, gear 7 rotates along with swivel becket 2 and cooperates with ring gear 6a, make gear 7 along with swivel becket 2 pivoted simultaneously round self axis forward rotation, under the screw-thread fit effect of gear 7 and threaded rod 11, make threaded rod 11 drive knife rest 10 and break bar 12 to swivel becket 2 central motion, make break bar 12 be close to the cable and cut, the accurate control depth of cut of being convenient for.

After the cutting depth reaches a proper position, the control slide block 9 is separated from limiting the first gear ring 6a, the first gear ring 6a and the second gear ring 6b are in a movable state at the moment, the rotating ring 2 is continuously driven to rotate, and the first gear ring 6a and the second gear ring 6b are both meshed with the gear 7, so that when the first gear ring 6a and the second gear ring 6b are in the movable state, the rotating ring 2 rotates to drive the gear 7 to rotate and drive the first gear ring 6a and the second gear ring 6b to synchronously rotate, the threaded rod 11 cannot axially displace on the gear 7, and the rotating ring 2 drives the cutter wheel 12 to perform annular cutting on the cable under the condition that the cutting depth of the cutter wheel 12 is not changed, so that the cutting piece efficiently cuts off an insulating layer and a reinforcing rib layer on the outer layer of the cable, a core body in the cable is exposed, and the cable and equipment are convenient to connect and install.

After cutting, the control slider 9 is spacing to the second ring gear 6b, the second ring gear 6b can't rotate this moment, the first ring gear 6a is because not spacing, therefore be in the active state and can rotate, when the swivel becket 2 rotates, gear 7 rotates along with the swivel becket 2 and cooperates with the second ring gear 6b, make gear 7 along with swivel becket 2 pivoted simultaneously round self axis antiport, under the screw-thread fit effect of gear 7 and threaded rod 11, make threaded rod 11 drive knife rest 10 and break bar 12 keep away from the swivel becket 2 center, make the break bar 12 edge break away from the cable, be convenient for carry out the next cutting process after the device takes off from the cable.

Referring to fig. 5-6, a radial limiting groove 13 is formed in the side wall of the rotating ring 2, a limiting block 14 slidably connected with the limiting groove 13 is fixedly arranged on the side wall of the tool holder 10, and the tool holder 10 can stably move along the radial direction of the rotating ring 2 by matching the limiting groove 13 with the limiting block 14, so that the displacement stability of the tool holder 10 is improved.

The mounting ring 1 is also provided with a driving component for driving the rotating ring 2 to rotate.

Referring to fig. 7, the driving assembly includes a torque rod 15 rotatably disposed between two mounting rings 1, the torque rod 15 is connected to the handle 8 through a compression spring 19, an included angle is normally formed between the torque rod 15 and the handle 8 through the compression spring 19, and the torque rod 15 and the handle 8 can be kneaded to enable the torque rod 15 to rotate and to recover after releasing the hand, a sliding hole is formed in one end of the torque rod 15 close to the rotating ring 2, a pressing rod 16 is slidably disposed in the sliding hole, a spring 17 is disposed between the pressing rod 16 and the sliding hole, the pressing rod 16 tends to approach the rotating ring 2 under the action of the spring 17, a plurality of pressing grooves 18 are formed in the outer peripheral surface of the rotating ring 2, the pressing rod 16 extends into the pressing grooves 18 and abuts against the pressing grooves 18, when the torque rod 15 is repeatedly kneaded, during kneading, the end portion of the pressing rod 16 obliquely presses against the side walls of the pressing grooves 18 to drive the rotating ring 2 to rotate, when the torque rod 15 returns along with the compression spring 19, the end portion of the pressing rod 16 axially presses against the pressing grooves 18 to compress the pressing rod, and the rotating ring 15 can drive the rotating rod to retract, thereby increasing the force of the rotating ring 15, and facilitating the cable cutting effect of the cable.

The pressing rod 16 comprises a vertical section and an arc-shaped section, the arc-shaped section is located in the pressing groove 18, the pressing groove 18 is an arc-shaped groove which is obliquely arranged, the concave surface of the arc-shaped section on the pressing rod 16 is matched with the convex surface of the pressing groove 18, when the arc-shaped section of the pressing rod 16 is turned downwards to drive the rotating ring 2, the pressing rod 16 is difficult to be separated from the pressing groove 18, when the pressing rod 16 rotates upwards, the convex surface of the arc-shaped section is matched with the concave surface of the pressing groove 18, so that the pressing rod 16 can be easily stressed and retracted, and therefore, under the condition that the pressure spring 19 is matched for resetting, the torque rod 15 is repeatedly kneaded to drive the rotating ring 2 to rotate reversely and continuously.

Refer to fig. 8, the perforation that is linked together with mounting groove 5 is seted up to 1 outer wall of collar, it is provided with inserted bar 20 to slide in the perforation, two inserted bars 20 are respectively through connecting plate and slider 9 fixed connection, make inserted bar 20 and slider 9 form a rigidity whole, a plurality of equidistance distribution's jack 21 has all been seted up to one side that a ring gear 6a and two 6b of ring gear carried on the back mutually, inserted bar 20 corresponds the setting with jack 21, when inserted bar 20 inserts in the jack 21, make a ring gear 6a or two 6b of ring gear that this jack 21 corresponds accomplish spacingly, can't rotate.

Accessible gravity control slider 9, during to ring gear 6a one side pendulous device, slider 9 is under the effect of gravity and centrifugal force, slide to ring gear 6a one side, consequently the inserted bar 20 slides to ring gear 6a once, insert in the jack 21 that is located ring gear two 6b, the realization is spacing to ring gear two 6b, pinch the moment pole 15 this moment, steerable gear 7 antiport, make threaded rod 11 drive knife rest 10 and break bar 12 keep away from swivel ring 2 center, make the break bar 12 edge of a knife break away from the cable, be convenient for carry out the next cutting process after taking off from the cable.

When the swing device is arranged on one side of the second gear ring 6b, the sliding block 9 slides to one side of the second gear ring 6b under the action of gravity and centrifugal force, so that the inserted bar 20 slides to one side of the second gear ring 6b and is inserted into the insertion hole 21 on the first gear ring 6a, the limitation on the first gear ring 6a is realized, the torque rod 15 is kneaded at the moment, the controllable gear 7 rotates forwards, the threaded rod 11 drives the knife rest 10 and the knife wheel 12 to move towards the center of the rotating ring 2, the knife wheel 12 is enabled to be close to a cable for cutting, and the cutting depth is controlled accurately.

Referring to fig. 8, the interval of the opposite end faces of the two insert rods 20 is greater than the interval of the opposite end faces of the first gear ring 6a and the second gear ring 6b, so that the two insert rods 20 cannot limit the first gear ring 6a and the second gear ring 6b simultaneously, and the gear 7 cannot rotate to cause the jamming risk after the first gear ring 6a and the second gear ring 6b are limited simultaneously, and the first gear ring 6a and the second gear ring 6b can be in an active state, so that the cutting at a fixed distance is facilitated.

Referring to fig. 3 and 8, a push plate 22 is slidably disposed on the handle 8, a triangular protrusion 23 is disposed at one end of the push plate 22 close to the slider 9, a V-shaped notch 24 corresponding to the protrusion 23 is disposed at a middle position of one side of the slider 9 close to the push plate 22, when the slider 9 is displaced, the notch 24 is misaligned with the protrusion 23, the push plate 22 is pushed forward, a bevel edge of the protrusion 23 abuts against a bevel edge of the notch 24, so that the slider 9 tends to move towards the middle position, the slider 9 is at the middle position until a top end of the protrusion 23 aligns with a valley of the notch 24, and both the two insert rods 20 are separated from the insert holes 21, so that the first toothed ring 6a and the second toothed ring 6b are both in a movable state, and the rotating ring 2 drives the cutter wheel 12 to perform circular cutting on the cable without changing a cutting depth of the cutter wheel 12, so that the cutting element can cut off an insulating layer and a reinforcing rib layer on an outer layer of the cable efficiently, a core body inside the cable is exposed, the cable and the device can be conveniently installed with wiring of a single-ring 6a cutting device, and a worker can perform a limiting function of the cutter wheel 12, so that the cutting device can perform a single-hand operation.

Referring to fig. 3, 4 and 6, the constant head tank 25 has all been seted up to swivel 2 both sides wall, and the collar 1 is provided with the holding ring 26 near swivel 2 one side, and the constant head tank 25 rotates with the holding ring 26 to be connected, through holding ring 26 and the cooperation of holding ring 25, is favorable to swivel 2 to move steadily between two collars 1, makes the stability and the intensity of device higher.

The specific working principle of the invention is as follows:

when the cable cutting device is used, the handle 8 and the torque rod 15 are held by a single hand, the device is swung to one side of the second gear ring 6b, the sliding block 9 slides to one side of the second gear ring 6b under the action of gravity and centrifugal force to limit the first gear ring 6a, the cutting opening 3 in the rotating ring 2 is sleeved at a proper position of the end part of a cable, the torque rod 15 is repeatedly kneaded to drive the rotating ring 2 to reversely and continuously rotate, the threaded rod 11 drives the knife rest 10 and the knife flywheel 12 to move towards the center of the rotating ring 2, so that the knife flywheel 12 is close to the cable to cut, and the cutting depth of the knife flywheel 12 is observed;

after the cutting depth is adjusted to a proper value, the push plate 22 is pushed forward, the bevel edge of the bulge 23 is abutted against the bevel edge of the notch 24, the slide block 9 is positioned in the middle position, the two insertion rods 20 are separated from the insertion hole 21, the torque kneading rod 15 is continuously kneaded to drive the rotating ring 2 to rotate, the rotating ring 2 drives the cutter wheel 12 to perform circular cutting on the cable under the condition that the cutting depth of the cutter wheel 12 is not changed, so that the cutting piece can efficiently cut off the insulating layer and the reinforcing rib layer on the outer layer of the cable, and the core body in the cable is exposed;

after cutting, the device is taken down from the cable, the device swings to one side of the first gear ring 6a, the sliding block 9 slides to one side of the first gear ring 6a under the action of gravity and centrifugal force to limit the second gear ring 6b, the torque rod 15 is pinched at the moment, the gear 7 can be controlled to rotate reversely, the threaded rod 11 drives the knife rest 10 and the knife wheel 12 to be far away from the center of the rotating ring 2, the knife edge of the knife wheel 12 is separated from the cable, and the device can be conveniently taken down from the cable to perform next cutting.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a special type is accurate cutting device for cable processing, includes two coaxial arrangement's collar (1), two same handle (8) of collar (1) lateral wall fixedly connected with, its characterized in that, two rotate between collar (1) and be provided with same rotating ring (2), rotating ring (2) center department has seted up cuts out incision (3) a plurality of installation cavity (4) have been seted up to cut out incision (3) inner wall, it is provided with the cutting member, two to slide in installation cavity (4) mounting groove (5), two have been seted up to one side in collar (1) is relative rotation in mounting groove (5) and have been provided with ring gear (6 a) and ring gear (6 b), set up a plurality of installing ports that correspond mounting cavity (4) and set up on rotating ring (2), it is provided with gear (7) to rotate in the installing port, ring gear (6 a) and ring gear (6 b) all are connected with gear (7) meshing, gear (7) and the cutting member threaded connection who corresponds the position, still be equipped with on collar (1) and be used for rotating ring (2) rotating ring drive assembly (6 a) and slide block (6 b) carry out a spacing slider (9) and be used for one end to slide block (6 b).

2. The precise cutting device for machining a special cable according to claim 1, wherein the cutting piece comprises a cutter rest (10) which is arranged in the installation cavity (4) in a radial sliding mode, a threaded rod (11) is vertically arranged at one end, close to the gear (7), of the cutter rest (10), the threaded rod (11) penetrates through the gear (7) and is in threaded connection with the gear (7), and a cutter wheel (12) is rotatably arranged at one end, close to the circle center of the rotating ring (2), of the cutter rest (10).

3. The precise cutting device for processing a special cable according to claim 2, wherein a radially arranged limiting groove (13) is formed in the side wall of the rotating ring (2), and a limiting block (14) slidably connected with the limiting groove (13) is fixedly arranged on the side wall of the cutter rest (10).

4. The special cable processing is with accurate cutting device according to claim 1, characterized in that, drive assembly includes the moment pole (15) that sets up in between two collar (1) of rotating, moment pole (15) are close to swivel ring (2) one end and have been seted up the slide opening, it is provided with in the slide opening to slide to push against depression bar (16), push against and be provided with spring (17) between depression bar (16) and the slide opening, swivel ring (2) outer peripheral face is seted up a plurality of equidistance distribution and is pushed against indent (18), push against depression bar (16) extend into push against indent (18) and offset with push against indent (18).

5. A precision cutting device for special cable processing according to claim 4, characterized in that the pressing rod (16) comprises a vertical section and an arc section, the arc section is located in the pressing groove (18), and the pressing groove (18) is an arc groove which is obliquely arranged.

6. The precise cutting device for processing a special cable according to claim 4, wherein the torque rod (15) is connected with the grip (8) through a pressure spring (19).

7. The special cable processing uses accurate cutting device according to claim 1, characterized in that, the collar (1) outer wall sets up the perforation that is linked together with mounting groove (5), it is provided with inserted bar (20) to slide in the perforation, two inserted bar (20) are respectively through connecting plate and slider (9) fixed connection, one side that first ring gear (6 a) and second ring gear (6 b) carried on the back mutually all sets up a plurality of equidistance jacks (21), inserted bar (20) and jack (21) correspond the setting.

8. The precise cutting device for processing a special cable according to claim 7, wherein the distance between the opposite end faces of the two insert rods (20) is larger than the distance between the opposite end faces of the first gear ring (6 a) and the second gear ring (6 b).

9. The special cable processing accurate cutting device according to claim 1, wherein a push plate (22) is slidably arranged on the handle (8), a triangular protrusion (23) is arranged at one end, close to the sliding block (9), of the push plate (22), and a V-shaped notch (24) corresponding to the protrusion (23) is formed in the middle of one side, close to the push plate (22), of the sliding block (9).

10. The precise cutting device for processing a special cable according to claim 1, wherein positioning grooves (25) are formed in both side walls of the rotating ring (2), a positioning ring (26) is arranged on one side, close to the rotating ring (2), of the mounting ring (1), and the positioning grooves (25) are rotatably connected with the positioning ring (26).