CN115446228A

CN115446228A - Quick cable cutting device

Info

Publication number: CN115446228A
Application number: CN202211059891.9A
Authority: CN
Inventors: 李宇涵
Original assignee: Beijing State Grid Huashang Power Engineering Co ltd
Current assignee: Beijing State Grid Huashang Power Engineering Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2022-12-09

Abstract

The invention relates to the technical field of intelligent power equipment, and discloses a cable quick cutting device which comprises a cutting device body, wherein a wire feeding mechanism, a cutting box and a peeling box are sequentially arranged on the inner side of the upper end of the cutting device body from left to right, a pay-off rack is arranged at one end of the cutting device body, the cutting mechanism is arranged in the cutting box, and a circular cutting mechanism and a straight cutting mechanism are sequentially arranged in the peeling box from left to right. According to the automatic cutting device, the cable can be automatically placed to a set length through the pay-off rack, the cable can be automatically fed into the cutting box and the peeling box through the cable feeding mechanism, and the cable can be rapidly cut to a proper length through the cutting mechanism, so that the intelligent rapid cutting of the cable is realized; the outer skin of the cable can be cut in the horizontal direction through the straight cutting mechanism, and the outer skin of the cable can be cut in the annular direction through the annular cutting mechanism; thereby realize the intelligent of cable conductor and skin, convenient and fast, and can not harm the cable conductor inner core.

Description

Quick cable cutting device

Technical Field

The invention relates to the technical field of intelligent power equipment, in particular to a cable rapid cutting device.

Background

Along with the development of science and technology, the power grid is more and more intelligent, peak shifting and valley filling can be realized through the intelligent power grid, the load rate is improved, the total system installation is reduced, the unit operation efficiency is improved, the production cost is reduced, energy conservation and emission reduction are realized, and a stable, economic, clean and safe modern energy supply system is constructed; in the construction process of the smart power grid, the cable is required to be cut frequently so as to facilitate quick wiring.

Chinese patent discloses a cable cutting device (No. CN 211276347U), the technology of the cable cutting device is that a cable penetrates through two positioning assemblies to be positioned and placed on a base, two ends of the cable are positioned and clamped through the positioning assemblies, a driving part drives a cutter to descend, pressing parts at two ends of a connecting plate firstly press against the cable, the cable can be quickly cut under the matching of the use of the cutter, and the labor saving efficiency is higher; the cooperation of cutter and locating component guarantees the precision of cable location, compresses tightly the part and compresses tightly the cable, further improves the effect that compresses tightly to the cable, improves positioning accuracy, can guarantee the stability when cutting, has effectively improved the quality and the efficiency that the cable was tailor, but it can not conveniently measure the length that needs to tailor, and can not skin the cable conductor automatically.

Disclosure of Invention

The invention aims to provide a cable quick cutter to solve the problems in the prior art.

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

the utility model provides a ware is tailor fast to cable, is including tailorring the ware body and rotating the movable handle of connection in tailorring the ware body outside, the inboard of the upper end of tailorring the ware body from left to right installs in proper order send line mechanism, cutting box and skinning case, and tailorring the one end of ware body and install the pay off rack, the internally mounted of cutting box has cutting mechanism, skinning case's inside from left to right installs in proper order ring cutting mechanism and slitting mechanism, the one side embedding of the upper end of tailorring the ware body is installed and is used for controlling pay off rack, send line mechanism, cutting mechanism, ring cutting mechanism and slitting mechanism's control panel, skinning case's inside wall is located the outside of ring cutting mechanism and evenly installs four limit slide, ring cutting mechanism includes the ring gear, the inboard meshing of ring gear is connected with outer ring gear and gear, and outer ring gear and gear also intermeshing connection simultaneously, the rear end fixedly connected with ring cutting motor of gear, annular sliding ring groove has been seted up in the outside of ring gear, the equal fixedly connected with two-way pole electric cylinder of the upper and lower side of the front end of outer ring gear, respectively be connected with an arc saw bit, two-direction pole electric cylinder, pressure sensor is installed between two-direction pole and the saw bit.

As a still further scheme of the invention: the sliding ring groove is connected with four limiting sliding blocks in a sliding mode, and the circular cutting motor is fixed on the inner side of the peeling box.

As a still further scheme of the invention: the direct cutting mechanism comprises a driven press-fit roller and a driving press-fit roller matched with the driven press-fit roller, a lower support is installed on the outer side of the driven press-fit roller, an upper support is installed on the outer side of the driving press-fit roller, a circular saw is fixedly connected to the inner side of the driving press-fit roller, a hydraulic cylinder is fixedly connected to the upper end of the upper support, and a direct cutting motor is installed at the front end of the upper support.

As a still further scheme of the invention: the hydraulic cylinder and the lower bracket are respectively and fixedly arranged at the upper end and the lower end of the debarking box, and the central positions of the driven pressing roller and the driving pressing roller correspond to the central positions of the two arc-shaped saw blades.

As a still further scheme of the invention: cutting mechanism include interior snap ring and with interior snap ring assorted annular cutter, the upper end fixedly connected with handle of a knife of annular cutter, the front end fixedly connected with nut in the outside of interior snap ring is vice, and the rear end fixedly connected with uide bushing in the outside of interior snap ring to sliding connection has the guide bar in the uide bushing, the vice inboard meshing of nut is connected with ball screw, ball screw's bottom fixed mounting has screw motor, and ball screw's upper end installs the bearing frame, bearing frame and screw motor fixed mounting are the upper and lower end at the cutting case respectively, the inside at the cutting case is fixed to the guide bar.

As a still further scheme of the invention: the wire feeding mechanism comprises a plurality of driven wire feeding rollers and a plurality of driving wire feeding rollers matched with the driven wire feeding rollers, the lower ends of the driven wire feeding rollers are rotatably connected with a driven roller frame, the lower ends of the driving wire feeding rollers are rotatably connected with a driving roller frame, the bottom ends of the driving wire feeding rollers penetrate through the driving roller frame and are provided with a belt pulley group, one end of the belt pulley group is provided with a wire feeding motor, the bottom end of the driven roller frame is fixedly connected with a reverse sliding plate, the bottom end of the driving roller frame is fixedly connected with a forward sliding plate, one end of the inner side of the reverse sliding plate penetrates through a reverse lead screw, one end of the inner side of the forward sliding plate penetrates through a forward lead screw, and the other ends of the inner sides of the forward sliding plate and the reverse sliding plate jointly penetrate through a guide sliding rod.

As a still further scheme of the invention: the equal fixed mounting in front and back end of direction slide bar has the mounting bracket, forward lead screw and reverse lead screw all are connected with corresponding mounting bracket, reverse lead screw and forward lead screw fixed connection, corresponding mounting bracket and fixedly connected with roll adjustment motor are run through to the front end of forward lead screw, the bottom of mounting bracket with tailor ware body fixed connection, send line motor and forward sliding plate fixed connection.

As a still further scheme of the invention: the pay-off rack includes L type swinging arms, the left end fixedly connected with positioning disk of L type swinging arms, and the lower extreme of L type swinging arms rotates and is connected with the bar swinging arms, the right-hand member of bar swinging arms rotates and is connected with the connecting rod, the right-hand member of L type swinging arms and connecting rod all rotates and is connected with the support piece, the right-hand member fixedly connected with movable plate of support piece, the right side of the lower extreme of movable plate is provided with the stationary blade, the handing-over department meshing of movable plate and stationary blade is connected with fastening screw, the unwrapping wire motor is installed to the rear end of positioning disk, and the front end rotation of positioning disk is connected with the axis of rotation, the front end meshing in the outside of axis of rotation is connected with the nut, the connecting rod rotates with the handing-over department of bar swinging arms and is connected with the cylinder, the encoder is installed to the rear end of unwrapping wire motor.

As a still further scheme of the invention: the output end of the pay-off motor is fixedly connected with the rotating shaft, the fixing piece is fixedly connected with the cutting device body, and the upper end of the air cylinder is rotatably connected with the upper side of the left end of the L-shaped oscillating rod.

Compared with the prior art, the invention has the following beneficial effects:

according to the automatic cutting device, the cable can be automatically placed to a set length through the pay-off rack, the cable can be automatically fed into the cutting box and the peeling box through the cable feeding mechanism, and the cable can be rapidly cut to a proper length through the cutting mechanism, so that the intelligent rapid cutting of the cable is realized; the outer skin of the cable can be cut in the horizontal direction through the straight cutting mechanism, and the outer skin of the cable can be cut in the annular direction through the annular cutting mechanism; thereby realize the intelligent of cable conductor and skin, convenient and fast, and can not harm the cable conductor inner core.

Drawings

FIG. 1 is a schematic diagram of a cable quick cutter;

FIG. 2 is a schematic cross-sectional view of a stripper for a cable trimmer;

FIG. 3 is a schematic structural diagram of a circular cutting mechanism in a cable quick cutting device;

FIG. 4 is a schematic structural diagram of a straight cutting mechanism in a cable quick cutter;

FIG. 5 is a schematic diagram of a cutting mechanism of a cable trimmer;

FIG. 6 is a schematic structural diagram of a wire feeding mechanism in a cable rapid cutter;

FIG. 7 is a schematic view of a pay-off rack of a cable trimmer.

In the figure: 1. a cutter body; 2. a pay-off rack; 21. an L-shaped swing lever; 22. positioning a plate; 23. a pay-off motor; 24. a rotating shaft; 25. a nut; 26. a cylinder; 27. a strip-shaped oscillating lever; 28. a connecting rod; 29. a holder piece; 210. a fixing sheet; 211. fastening a screw rod; 212. a movable sheet; 213. an encoder; 3. a movable handle; 4. a peeling box; 41. a limiting slide block; 5. a circular cutting mechanism; 51. an inner gear ring; 52. a slip ring groove; 53. a circular cutting motor; 54. a gear; 55. an outer ring gear; 56. an arc saw blade; 57. a pressure sensor; 58. a bidirectional rod electric cylinder; 6. cutting the box; 7. a cutting mechanism; 71. an inner snap ring; 72. a guide rod; 73. a knife handle; 74. a circular cutter; 75. a ball screw; 76. a nut pair; 77. a screw motor; 8. a wire feeding mechanism; 81. a driven wire feeding roller; 82. an active wire feeding roller; 83. a driving roll frame; 84. a wire feeding motor; 85. a guide slide bar; 86. a pulley group; 87. a mounting frame; 88. a distance-adjusting motor; 89. a positive lead screw; 810. a forward slide plate; 811. a reverse sliding plate; 812. a reverse screw rod; 813. a driven roll stand; 9. a straight cutting mechanism; 91. a driven press-fit roller; 92. a driving press-fit roller; 93. a circular saw; 94. a hydraulic cylinder; 95. an upper bracket; 96. a direct cutting motor; 97. a lower bracket; 10. a control panel.

Detailed Description

Referring to fig. 1 to 7, in the embodiment of the invention, a cable rapid cutter comprises a cutter body 1 and a movable handle 3 rotatably connected to the outer side of the cutter body 1, a wire feeding mechanism 8, a cutting box 6 and a peeling box 4 are sequentially installed on the inner side of the upper end of the cutter body 1 from left to right, a pay-off rack 2 is installed at one end of the cutter body 1, the cutting mechanism 7 is installed inside the cutting box 6, a ring cutting mechanism 5 and a straight cutting mechanism 9 are sequentially installed inside the peeling box 4 from left to right, a control panel 10 for controlling the pay-off rack 2, the wire feeding mechanism 8, the cutting mechanism 7, the ring cutting mechanism 5 and the straight cutting mechanism 9 is embedded in one side of the upper end of the cutter body 1, four limiting sliders 41 are uniformly installed on the inner side wall of the peeling box 4 outside the ring cutting mechanism 5, the ring cutting mechanism 5 comprises an inner gear ring 51, the inner side of the inner gear ring 51 is meshed and connected with an outer gear ring 55 and a gear 54, the outer gear ring 55 and the gear 54 are meshed and connected with each other, the rear end of the gear 54 is fixedly connected with a circular cutting motor 53, the outer side of the inner gear ring 51 is provided with an annular sliding ring groove 52, the sliding ring groove 52 can rotate along the inner side of a limiting slide block 41, the rotation of the inner gear ring 51 is limited through the limiting slide block 41, the upper side and the lower side of the front end of the outer gear ring 55 are fixedly connected with two-way rod electric cylinders 58, two ends of each two-way rod electric cylinder 58 are connected with an arc-shaped saw blade 56, a pressure sensor 57 is arranged between each two-way rod electric cylinder 58 and each arc-shaped saw blade 56, the centers of the two arc-shaped saw blades 56 are positioned to form a channel with the left end and the right end of the peeling box 4, and therefore a cable can pass through the center positions of the two arc-shaped saw blades 56; can detect the pressure between arc saw bit 56 and the tangent cable of belt wheel through pressure sensor 57 to give out instructions through control panel 10, control the flexible of the electronic jar 58 of two-way pole, avoid arc saw bit 56 to cut the cable conductor inner core, sliding ring groove 52 and four stop slider 41 sliding connection, circular cutting motor 53 fixes the inboard at skinning case 4.

In fig. 4, the direct cutting mechanism 9 includes a driven press-fit roller 91 and a driving press-fit roller 92 matched with the driven press-fit roller 91, a lower bracket 97 is installed at the outer side of the driven press-fit roller 91, an upper bracket 95 is installed at the outer side of the driving press-fit roller 92, a circular saw 93 is fixedly connected to the inner side of the driving press-fit roller 92, a hydraulic cylinder 94 is fixedly connected to the upper end of the upper bracket 95, a direct cutting motor 96 is installed at the front end of the upper bracket 95, the hydraulic cylinder 94 and the lower bracket 97 are respectively and fixedly installed at the upper and lower ends of the debarking box 4, the center positions of the driven press-fit roller 91 and the driving press-fit roller 92 correspond to the center positions of the two arc saw blades 56, the driving press-fit roller 92 and the circular saw 93 are driven to rotate simultaneously by the direct cutting motor 96, and the cable moves to the right end by the friction force between the driving press-fit roller 92, the cable and the driven press-fit roller 91, and the outer skin of the cable is cut in the horizontal direction by the rotation of the circular saw 93.

In fig. 5, the cutting mechanism 7 includes an inner snap ring 71 and an annular cutter 74 matched with the inner snap ring 71, the upper end of the annular cutter 74 is fixedly connected with a handle 73, the front end of the outer side of the inner snap ring 71 is fixedly connected with a nut pair 76, the rear end of the outer side of the inner snap ring 71 is fixedly connected with a guide sleeve, and a guide rod 72 is slidably connected in the guide sleeve, the inner side of the nut pair 76 is engaged with a ball screw 75, the bottom end of the ball screw 75 is fixedly provided with a screw motor 77, and the upper end of the ball screw 75 is provided with a bearing seat, the bearing seat and the screw motor 77 are respectively and fixedly arranged at the upper end and the lower end of the cutting box 6, the guide rod 72 is fixed in the cutting box 6, the ball screw 75 is driven by the screw motor 77 to rotate, so that the nut pair 76 makes linear motion along the ball screw 75, so that the inner snap ring 71 moves upward along the guide rod 72, the annular cutter 74 is embedded in the inner side of the driven press-fit roller 91 and cuts the cable, thereby cutting the cable rapidly.

In fig. 6, the wire feeding mechanism 8 includes a plurality of driven wire feeding rollers 81 and a plurality of driving wire feeding rollers 82 matching with the driven wire feeding rollers 81, the lower ends of the plurality of driven wire feeding rollers 81 are rotatably connected with driven roller frames 813, the lower ends of the plurality of driving wire feeding rollers 82 are rotatably connected with driving roller frames 83, the bottom ends of the plurality of driving wire feeding rollers 82 penetrate through the driving roller frames 83 and are provided with belt pulley sets 86, the wire feeding motor 84 is installed at one end of the belt pulley sets 86, the bottom end of the driven roller frames 813 is fixedly connected with reverse sliding plates 811, the bottom end of the driving roller frames 83 is fixedly connected with forward sliding plates 810, one ends of the inner sides of the reverse sliding plates 811 penetrate through reverse screw rods 812, one ends of the inner sides of the forward sliding plates 810 and the reverse sliding plates 811 are provided with guide sliding rods 85, the front and rear ends of the guide sliding rods 85 are both fixedly provided with mounting frames 87, the forward and reverse screw rods 89 are both connected with corresponding mounting frames 87, the forward sliding plates 89 are fixedly connected with cable feeding rollers 88, the cable feeding rollers 88 and the cable feeding rollers 82 are connected with the driving motor 82 through the driving roller frames 84, and the belt pulley sets 82, and the cable feeding rollers 82, and the driving motor 82, and the cable feeding rollers 82 are connected with the driving motor sets, and the cable feeding rollers 82 in sequence.

In fig. 7, the pay-off stand 2 comprises an L-shaped oscillating rod 21, a positioning disc 22 is fixedly connected to the left end of the L-shaped oscillating rod 21, a bar-shaped oscillating rod 27 is rotatably connected to the lower end of the L-shaped oscillating rod 21, a connecting rod 28 is rotatably connected to the right end of the bar-shaped oscillating rod 27, a support piece 29 is rotatably connected to the right ends of the L-shaped oscillating rod 21 and the connecting rod 28, a movable piece 212 is fixedly connected to the right end of the support piece 29, a fixed piece 210 is arranged on the right side of the lower end of the movable piece 212, a fastening screw 211 is engaged and connected to the joint of the movable piece 212 and the fixed piece 210, a pay-off motor 23 is installed at the rear end of the positioning disc 22, a rotating shaft 24 is rotatably connected to the front end of the positioning disc 22, a nut 25 is engaged and connected to the front end of the outer side of the rotating shaft 24, connecting rod 28 rotates with handing-over department of bar swinging arms 27 and is connected with cylinder 26, encoder 213 is installed to the rear end of unwrapping wire motor 23, can convert the rotary displacement of unwrapping wire motor 23 into linear displacement through encoder 213, thereby measure unwrapping wire length, through counter-clockwise turning fastening screw 211, make it is not hard up between activity piece 212 and the stationary blade 210, then promote L type swinging arms 21, just can make L type swinging arms 21, cylinder 26, one side of cutting out ware body 1 is accomodate to bar swinging arms 27 and positioning disk 22, thereby can upwards rotate movable handle 3, conveniently carry, the output and the axis of rotation 24 fixed connection of unwrapping wire motor 23, stationary blade 210 and cutting out ware body 1 fixed connection, the upper end of cylinder 26 rotates with the upside of the left end of L type swinging arms 21 to be connected.

The working principle of the invention is as follows: when the cable needs to be cut, firstly, the nut 25 is rotated anticlockwise, the nut 25 is detached from the rotating shaft 24, then the coiled cable is sleeved on the rotating shaft 24, then the nut 25 is rotated clockwise, the cable coil is firmly fixed on the rotating shaft 24, then, the air cylinder 26 is started, the L-shaped swinging rod 21 is enabled to rotate upwards or downwards through the stretching of the air cylinder 26, so that the position of the positioning disc 22 is adjusted, the cable coil is adjusted to a proper position, then, the paying-off motor 23 is started, the rotating shaft 24 is driven to rotate through the paying-off motor 23, and the cable coil is paid off; then, one end of the cable is pulled out and manually placed between the driven wire feeding roller 81 and the driving wire feeding roller 82, and at the same time, a digital signal is output to the control panel 10 through the encoder 213, and the rotation displacement of the pay-off motor 23 is converted into linear displacement, so that the pay-off length is measured;

then, starting the distance adjusting motor 88, driving the forward screw rod 89 and the reverse screw rod 812 to rotate simultaneously through the distance adjusting motor 88, so as to enable the forward sliding plate 810 and the reverse sliding plate 811 to move oppositely along the guide sliding rod 85, further enabling the driving roller frame 83 and the driving wire feeding roller 82 to move oppositely together with the driven roller frame 813 and the driven wire feeding roller 81, further enabling the driven wire feeding roller 81 and the driving wire feeding roller 82 to clamp the cable, then, starting the wire feeding motor 84, driving the belt pulley set 86 to rotate through the wire feeding motor 84, further enabling the driving wire feeding roller 82 to rotate, utilizing the friction among the driving wire feeding roller 82, the cable and the driven wire feeding roller 81, enabling the cable to be sequentially fed into the cutting box 6 and the peeling box 4, sequentially penetrating through the inner snap ring 71, the arc-shaped saw blade 56, the center positions of the driven pressing roller 91 and the driving roller 92, and finally extending out of the right end of the peeling box 4;

after calculating suitable length through control panel 10, start screw motor 77, drive ball screw 75 through screw motor 77 and rotate, thereby make nut pair 76 upwards make rectilinear motion along ball screw 75, and then drive interior snap ring 71 upwards make rectilinear motion along guide bar 72, along with interior snap ring 71 rebound, annular cutter 74 enters into the inside of interior snap ring 71, and cut out the inboard cable conductor of interior snap ring 71, can cut off the cable conductor fast through annular cutter 74, thereby realize the intellectuality of cable conductor and cut out fast.

When the cable needs to be peeled, after one end of the cable enters the peeling box 4, the hydraulic cylinder 94 is started, the upper bracket 95 and the driving pressing roller 92 are driven downwards through the extension of the hydraulic cylinder 94, so that the driving pressing roller 92 and the driven pressing roller 91 clamp one end of the cable, then the straight cutting motor 96 is started, the driving pressing roller 92 and the circular saw 93 are driven to rotate simultaneously through the straight cutting motor 96, the cable moves towards the right end by utilizing the friction force among the driving pressing roller 92, the cable and the driven pressing roller 91, meanwhile, the outer skin of the cable is cut in the horizontal direction through the rotation of the circular saw 93, and after the proper length is calculated through the control panel 10, the hydraulic cylinder 94 retracts, so that the driving pressing roller 92 and the circular saw 93 leave the cable;

then, starting a circular cutting motor 53, driving a gear 54 to rotate through the circular cutting motor 53, driving an inner gear ring 51 and an outer gear ring 55 to rotate together through the gear 54, driving the two arc-shaped saw blades 56 to move oppositely through retraction of the two-way rod electric cylinder 58 and clamping a cable, performing circular cutting on the cable through rotation of the two arc-shaped saw blades 56, detecting the pressure of the arc-shaped saw blades 56 through a pressure sensor 57, sending an instruction through a control panel 10, controlling the expansion of the two-way rod electric cylinder 58, avoiding the arc-shaped saw blades 56 from cutting the inner core of the cable, and cutting off the outer skin of the cable in the circular direction, wherein the two arc-shaped saw blades 56 are fixed on the outer gear ring 55 through the two-way rod electric cylinder 58, and the two arc-shaped saw blades 56 also rotate at the moment; because the crust to the cable conductor has been cut in the horizontal direction through directly cutting mechanism 9 to realize the intelligent of cable conductor and skin, convenient and fast, and can not harm the cable conductor inner core.

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 as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides a ware is tailor fast to cable, includes tailors ware body (1) and rotates the movable handle (3) of connecting in tailors ware body (1) outside, its characterized in that, the inboard of the upper end of tailors ware body (1) from left to right installs in proper order send line mechanism (8), cutting box (6) and skinning case (4), and the one end of tailors ware body (1) installs pay off rack (2), the internally mounted of cutting box (6) has cutting mechanism (7), the inside of skinning case (4) from left to right installs in proper order has ring cutting mechanism (5) and slitter mechanism (9), one side embedding of the upper end of tailors ware body (1) is installed and is used for controlling pay off rack (2), send line mechanism (8), cutting mechanism (7), control panel (10) of ring cutting mechanism (5) and slitter mechanism (9), four limiting slide block (41) are evenly installed to the inside wall of skinning case (4) outside that is located ring cutting mechanism (5), ring cutting mechanism (5) includes ring gear (51), the inboard meshing of ring gear (51) is connected with external gear (55) and gear (54) and the motor is connected with ring gear (54) and external gear (54) are connected with each other simultaneously, an annular slip ring groove (52) is formed in the outer side of the inner gear ring (51), bidirectional rod electric cylinders (58) are fixedly connected to the upper side and the lower side of the front end of the outer gear ring (55), two arc-shaped saw blades (56) are connected to two ends of each bidirectional rod electric cylinder (58), and a pressure sensor (57) is installed between each bidirectional rod electric cylinder (58) and each arc-shaped saw blade (56).

2. The quick cable cutter according to claim 1, characterized in that the sliding ring groove (52) is connected with four limiting sliding blocks (41) in a sliding manner, and the circular cutting motor (53) is fixed on the inner side of the peeling box (4).

3. The quick cable cutter according to claim 1, wherein the straight cutting mechanism (9) comprises a driven pressing roller (91) and a driving pressing roller (92) matched with the driven pressing roller (91), a lower bracket (97) is installed on the outer side of the driven pressing roller (91), an upper bracket (95) is installed on the outer side of the driving pressing roller (92), a circular saw (93) is fixedly connected on the inner side of the driving pressing roller (92), a hydraulic cylinder (94) is fixedly connected at the upper end of the upper bracket (95), and a straight cutting motor (96) is installed at the front end of the upper bracket (95).

4. A cable cutter according to claim 3, characterized in that the hydraulic cylinder (94) and the lower bracket (97) are respectively and fixedly arranged at the upper end and the lower end of the peeling box (4), and the center positions of the driven pressing roller (91) and the driving pressing roller (92) correspond to the center positions of the two arc-shaped saw blades (56).

5. The quick cable cutting device according to claim 1, wherein the cutting mechanism (7) comprises an inner clamping ring (71) and an annular cutter (74) matched with the inner clamping ring (71), the upper end of the annular cutter (74) is fixedly connected with a cutter handle (73), the front end of the outer side of the inner clamping ring (71) is fixedly connected with a nut pair (76), the rear end of the outer side of the inner clamping ring (71) is fixedly connected with a guide sleeve, a guide rod (72) is slidably connected in the guide sleeve, the inner side of the nut pair (76) is meshed with a ball screw (75), the bottom end of the ball screw (75) is fixedly provided with a screw motor (77), a bearing seat is installed at the upper end of the ball screw (75), the bearing seat and the screw motor (77) are respectively and fixedly installed at the upper end and the lower end of the cutting box (6), and the guide rod (72) is fixed inside the cutting box (6).

6. The quick cable cutter according to claim 1, wherein the cable feeding mechanism (8) comprises a plurality of driven wire feeding rollers (81) and a plurality of driving wire feeding rollers (82) matched with the driven wire feeding rollers (81), the lower ends of the driven wire feeding rollers (81) are rotatably connected with a driven roller frame (813), the lower ends of the driving wire feeding rollers (82) are rotatably connected with a driving roller frame (83), the bottom ends of the driving wire feeding rollers (82) penetrate through the driving roller frame (83) and are provided with a pulley block (86), one end of the pulley block (86) is provided with a wire feeding motor (84), the bottom end of the driven roller frame (813) is fixedly connected with a reverse sliding plate (811), the bottom end of the driving roller frame (83) is fixedly connected with a forward sliding plate (810), one end of the inner side of the reverse sliding plate (811) penetrates through a reverse screw rod (812), one end of the inner side of the forward sliding plate (810) penetrates through a forward screw rod (89), and the other ends of the forward sliding plate (810) and the reverse sliding plate (811) together penetrate through a guide rod (85).

7. The quick cable cutter according to claim 6, wherein the front end and the rear end of the guide slide bar (85) are fixedly provided with mounting frames (87), the forward screw rod (89) and the reverse screw rod (812) are connected with the corresponding mounting frames (87), the reverse screw rod (812) is fixedly connected with the forward screw rod (89), the front end of the forward screw rod (89) penetrates through the corresponding mounting frame (87) and is fixedly connected with a distance adjusting motor (88), the bottom end of the mounting frame (87) is fixedly connected with the cutter body (1), and the wire feeding motor (84) is fixedly connected with the forward sliding plate (810).

8. The quick cable cutter according to claim 1, wherein the pay-off rack (2) comprises an L-shaped swing rod (21), a positioning disc (22) is fixedly connected to the left end of the L-shaped swing rod (21), a bar-shaped swing rod (27) is connected to the lower end of the L-shaped swing rod (21) in a rotating mode, a connecting rod (28) is connected to the right end of the bar-shaped swing rod (27) in a rotating mode, supporting pieces (29) are connected to the right ends of the L-shaped swing rod (21) and the connecting rod (28) in a rotating mode, a movable piece (212) is fixedly connected to the right end of each supporting piece (29), a fixing piece (210) is arranged on the right side of the lower end of each movable piece (212), a fastening screw rod (211) is connected to the joint of the movable piece (212) and the fixing piece (210), a pay-off motor (23) is installed at the rear end of the positioning disc (22), a rotary shaft (24) is connected to the front end of the positioning disc (22) in a rotating mode, a nut (25) is connected to the front end of the outer side of the rotary shaft (24), a pay-off cylinder (26) is connected to the connecting rod (28) and a pay-off encoder (213) is connected to the joint of the bar-off swing rod (27).

9. The quick cable cutter according to claim 8, characterized in that the output end of the paying-off motor (23) is fixedly connected with the rotating shaft (24), the fixing piece (210) is fixedly connected with the cutter body (1), and the upper end of the air cylinder (26) is rotatably connected with the upper side of the left end of the L-shaped swinging rod (21).