CN112490955A - Cable stripping and cutting device - Google Patents

Abstract

The invention discloses a cable stripping and cutting device, which comprises an upper clamp, a cutter reversing device, a cutter, a first cutter and a second cutter, wherein the cutter reversing device is clamped by the upper clamp; when the cutter is at the second position, the cutter can cut along the longitudinal direction of the cable; the lower clamp is used for clamping the cable and arranged right below the upper clamp; the chamfering plate is connected to one side of the lower clamp and is arranged in a manner of inclining towards the direction far away from the lower clamp, a chamfering opening is formed in the chamfering plate and penetrates through a cable, a chamfering blade is installed on the chamfering plate, and the chamfering blade is located at the chamfering opening and performs chamfering processing on the cable. According to the cable stripping and cutting device provided by the invention, the situations of non-round circular cutting, damage to the insulating layer, fracture of the outer semiconductive shielding layer, non-uniform chamfer angle of the fracture of the insulating layer and the like caused by manual operation are avoided, the safety is improved, and the working efficiency is improved.

Description

Cable stripping and cutting device

Technical Field

The invention relates to the technical field of cable processing, in particular to a cable stripping and cutting device.

Background

In the manufacturing and construction of power cable accessories, stripping off an outer semiconductive shielding layer, an outer semiconductive shielding layer fracture and an insulating layer fracture chamfer are indispensable construction links, and in the existing construction method, workers need to manually utilize tools such as art designing knives to carry out circular cutting, longitudinal cutting, outer semiconductive shielding layer fracture, insulating layer fracture chamfer and other constructions of the outer semiconductive shielding layer.

Traditional manual operation constructors are difficult to control the cutting depth of circular cutting and longitudinal cutting in construction, the insulating layer is easy to damage, the fracture of the outer semi-conductive shielding layer and the chamfer of the fracture of the insulating layer in manual construction inevitably have uneven cutting or unsmooth cutting and chamfer holes and depressions, and in the subsequent cable joint manufacturing process, the phenomenon that the auxiliary elements cannot be tightly lapped with the accessory elements installed in a matched mode is caused, and potential safety hazards are left.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the cable stripping and cutting device provided by the invention can avoid the situations of non-round circular cutting, damage to the insulating layer, fracture of the outer semi-conductive shielding layer, non-uniform chamfer angle of the fracture of the insulating layer and the like caused by manual operation, improve the safety and improve the working efficiency.

According to the embodiment of the first aspect of the invention, the cable stripping and cutting device comprises an upper clamp, a cutter reversing device and a cutter, wherein the cutter reversing device is clamped by the upper clamp, a cutter is arranged on the cutter reversing device, the cutter is provided with a first position and a second position, the upper clamp can clamp the cutter reversing device with the cutter positioned under the first position and the second position, and when the cutter is positioned at the first position, the cutter can cut along the annular direction of a cable; when the cutter is at the second position, the cutter can cut along the longitudinal direction of the cable; the lower clamp is used for clamping the cable and arranged right below the upper clamp; the chamfering plate is connected to one side of the lower clamp and is arranged in a manner of inclining towards the direction far away from the lower clamp, a chamfering opening is formed in the chamfering plate and penetrates through a cable, a chamfering blade is installed on the chamfering plate, and the chamfering blade is located at the chamfering opening and performs chamfering processing on the cable.

According to the embodiment of the invention, the cable stripping and cutting device at least has the following technical effects: can commutate the cutter through cutter switching-over device to accomplish the circumferential cutting and the rip cutting of external semiconductive shield, can realize the chamfer of external semiconductive shield fracture and insulating layer fracture through the chamfer blade, avoid causing the circumferential cutting to be uneven because of manual operation, damage insulating layer, outer semiconductive shield fracture, insulating layer fracture chamfer uneven or unsmooth, chamfer pot hole depression hole etc. condition, and need not to change other instrument in the course of working, improve machining efficiency.

According to some embodiments of the invention, the upper clamp is provided with a first limiting groove, the lower clamp is provided with a second limiting groove opposite to the opening of the first limiting groove, the upper clamp can be lifted relative to the lower clamp, and the first limiting groove can be matched with the second limiting groove to clamp the cable.

According to some embodiments of the invention, the first limiting groove and the second limiting groove are both V-shaped grooves, and a reducing adjusting mechanism is connected between the upper clamp and the lower clamp for adjusting the distance between the upper clamp and the lower clamp.

According to some embodiments of the invention, the upper clamp comprises a first clamping plate and a second clamping plate, and the first clamping plate and the second clamping plate are connected through a first screw to clamp the tool reversing device.

According to some embodiments of the invention, the reducing adjusting mechanism comprises a connecting plate and a second screw, the connecting plate is connected with the first clamping plate and the second clamping plate, the second screw penetrates through the connecting plate to be in threaded connection with the lower clamp, and the distance between the upper clamp and the lower clamp can be adjusted by screwing the second screw.

According to some embodiments of the invention, the upper fixture further comprises a pressing plate for pressing the tool reversing device, the pressing plate is fixed to the upper fixture through a pressing bolt, and the first clamping plate is provided with a first mounting groove for the pressing bolt to pass through.

According to some embodiments of the invention, the upper part of the lower clamp is provided with a first guide block, the upper clamp is correspondingly provided with a first guide groove, and the first guide block can slide in the first guide groove.

According to some embodiments of the invention, the tool reversing device comprises an adjusting screw and an adjusting plate, one end of the adjusting screw is connected with a tool clamping column, the tool clamping column can rotate relative to the adjusting screw, and the tool is arranged on the tool clamping column; the adjusting screw is in threaded connection with the adjusting plate and can be rotated to drive the cutter clamping column to move axially; the side wall of the tool clamping column is provided with a second guide groove, the second guide groove extends along the length direction of the tool clamping column, the upper clamp is provided with a second guide block, and the rotation of the tool clamping column can be limited when the second guide block is matched with the second guide groove; the knife clamping column can rotate along with the adjusting plate.

According to some embodiments of the present invention, the upper end of the tool clamping post is provided with a clamping block, the adjusting plate is correspondingly provided with a clamping groove matched with the clamping block, when the clamping block is inserted into the clamping groove, the tool clamping post can rotate along with the adjusting plate, and the upper clamp can clamp the adjusting plate with the tool located at the first position and the second position.

According to some embodiments of the present invention, the exchanging plate is provided with a plurality of protrusions around the periphery thereof, and the upper end of the upper fixture is provided with a third limiting groove, wherein the third limiting groove is engaged with the protrusions.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of an installation structure of an embodiment of the present invention;

FIG. 2 is an exploded view of the present embodiment;

FIG. 3 is a partial schematic structural view of the present embodiment;

FIG. 4 is an exploded view of a portion of the structure of the present embodiment;

FIG. 5 is a schematic structural diagram of a tool reversing device;

FIG. 6 is a partial structural schematic view of a tool reversing device;

FIG. 7 is an exploded view of the knife diverter;

fig. 8 is an exploded view of the clamping column.

Reference numerals:

the clamping device comprises an upper clamp 100, a first clamping plate 101, a second clamping plate 102, a first screw 103, a first mounting groove 104, a first limiting groove 130, a pressing plate 140, a pressing bolt 141, a first guide groove 150, a second guide block 160 and a third limiting groove 170;

a lower clamp 200, a second limit groove 210, a first guide block 220 and a handle 230;

the chamfering tool comprises a chamfering angle plate 300, a chamfering opening 310, a chamfering blade 320, a third screw 321, a tool protection plate 322, a limiting block 323, a tool adjusting plate 330, a first mounting hole 331, a first jackscrew 332 and a buckle 333;

the reducing adjusting mechanism 400, the connecting plate 410 and the second screw 420;

the cutter reversing device 5000, the adjusting screw 5100, the cutter clamping column 5200, the cutter 5210, the second mounting groove 5220, the first cutter clamping body 5230, the positioning block 5231, the cutter placing groove 5232, the fixing hole 5233, the fixture block 5234, the second jackscrew 5235, the second cutter clamping body 5240, the positioning groove 5241, the fixing member 5250, the second guide groove 5260, the exchange plate 5300, the adjusting hole 5310, the clamping groove 5320 and the projection 5330.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 2, a cable stripping and cutting apparatus according to an embodiment of the present invention includes an upper jig 100, a lower jig 200, and a chamfer plate 300.

The upper clamp 100 clamps a cutter reversing device 5000, a cutter 5210 is mounted on the cutter reversing device 5000, the cutter 5210 has a first position and a second position, the upper clamp 100 can clamp the cutter reversing device 5000 with the cutter 5210 positioned at the first position and the second position, and when the cutter 5210 is positioned at the first position, the cutter 5210 can cut along the circumferential direction of the cable; when the knife 5210 is in the second position, the knife 5210 can cut longitudinally along the cable. Specifically, the rotational angle of the cutter 5210 between the first and second positions is 90 degrees.

The lower clamp 200 is used to clamp the cable, and the lower clamp 200 is disposed right under the upper clamp 100.

The chamfer plate 300 is connected to one side of the lower clamp 200 and is obliquely arranged towards the direction far away from the lower clamp 200, a chamfer opening 310 is formed in the chamfer plate 300 so that a cable can pass through the chamfer plate, a chamfer blade 320 is installed on the chamfer plate 300, and the chamfer blade 320 is located at the chamfer opening 310 to chamfer the cable.

Specifically, the chamfering blade 320 is fixed at one end to the chamfering plate 300 by a third screw 321, and is connected at the other end with an adjusting plate 330. The knife adjustment plate 330 is provided with a buckle 333, the knife adjustment plate 330 is connected to the chamfer plate 300 through the buckle 333, the knife adjustment plate 330 is provided with a first mounting hole 331 for mounting a first jackscrew 332, and the first jackscrew 332 passes through the first mounting hole 331 and is matched with the knife adjustment plate 330 to fix the chamfer blade 320 to the chamfer plate 300.

Preferably, a knife guard plate 322 is further disposed on a side of the chamfering blade 320 away from the chamfering board 300 to prevent the chamfering blade 320 from being damaged, a limiting block 323 is disposed on the knife guard plate 322, and the chamfering blade 320 is fixed on the knife guard plate 322 through the limiting block 323. The knife guard 322 is fixed to the bevel plate 300 at one end by a third screw 321, and is fixed to the bevel plate 300 at the other end by the first screw 332 and the knife adjustment plate 330.

Referring to fig. 3, in some embodiments of the present invention, the upper fixture 100 may be elevated relative to the lower fixture 200, the upper fixture 100 may be provided with a first limiting groove 130, the lower fixture 200 may be provided with a second limiting groove 210 opposite to an opening of the first limiting groove 130, the cable may be disposed in the second limiting groove 210 in a direction perpendicular to a length direction of the lower fixture 200, and the first limiting groove 130 may cooperate with the second limiting groove 210 to clamp the cable.

In a further embodiment of the present invention, the first position-limiting groove 130 and the second position-limiting groove 210 are both V-shaped grooves, the upper clamp 100 and the lower clamp 200 are relatively lifted and lowered, and the cable is clamped by approaching toward the center, and the arrangement of the V-shaped grooves which are symmetrical up and down can ensure that the cable is concentric with the present invention, thereby ensuring smooth and efficient cutting. A reducing adjusting mechanism 400 is connected between the upper clamp 100 and the lower clamp 200, and is used for adjusting the distance between the upper clamp 100 and the lower clamp 200 so as to clamp cables with different diameters.

Referring to fig. 4, in a further embodiment of the present invention, the upper clamp 100 includes a first clamping plate 101 and a second clamping plate 102, and when installed, the tool changer 5000 is disposed between the first clamping plate 101 and the second clamping plate 102, and the first clamping plate 101 and the second clamping plate 102 are connected by a first screw 103 to clamp the tool changer 5000.

Referring to fig. 3 to 4, in a further embodiment of the present invention, the reducing adjustment mechanism 400 includes a connection plate 410 and a second screw 420, the connection plate 410 is connected to the first clamping plate 101 and the second clamping plate 102, a screw mounting hole is formed on the connection plate 410, a threaded hole is correspondingly formed on the lower clamp 200, the second screw 420 passes through the connection plate 410 to be threadedly connected to the lower clamp 200, and the distance between the upper clamp 100 and the lower clamp 200 can be adjusted by screwing the second screw 420.

Referring to fig. 2, in some embodiments of the present invention, the upper clamp 100 further includes a pressing plate 140 for pressing the tool changer 5000, the pressing plate 140 is fixed to the upper clamp 100 by a pressing bolt 141, and the first clamping plate 101 is provided with a first mounting groove 104 for the pressing bolt 141 to pass through.

When the direction of the tool 5210 needs to be changed, the pressing bolt 141 is screwed out, the pressing plate 140 is loosened and lifted up, the tool 5210 is changed by the tool changing device 5000, and after the direction is changed, the pressing plate 140 presses the tool changing device 5000 again to rotate the pressing bolt 141.

Referring to fig. 4, in some embodiments of the present invention, the lower fixture 200 is provided with a first guide block 220 at the upper portion, the upper fixture 100 is correspondingly provided with a first guide slot 150, and the first guide block 220 can slide in the first guide slot 150, i.e. the upper fixture 100 can be lifted relative to the lower fixture 200.

Referring to fig. 5, in a further embodiment of the present invention, the knife reversing device 5000 includes an adjusting screw 5100 and a replacing plate 5300, wherein one end of the adjusting screw 5100 is connected with a knife clamping column 5200, the knife clamping column 5200 is rotatable relative to the adjusting screw 5100, the knife clamping column 5200 is used for mounting a knife 5210, and in particular, the knife 5210 may be an art knife blade.

The middle of the exchanging plate 5300 is provided with an adjusting hole 5310, an adjusting screw 5100 is matched with the adjusting hole 5310, the adjusting screw 5100 is in threaded connection with the adjusting hole 5310, the adjusting screw 5100 can be rotated to drive the knife clamping column 5200 to move axially, and after the cable is clamped by the upper clamp 100 and the lower clamp 200, the adjusting screw 5100 is rotated to enable the knife 5210 to transversely cut into the semi-conducting layer of the cable, and the adjusting screw 5100 can be screwed to adjust the cutting depth according to requirements.

Preferably, during the axial movement of the knife clamping column 5200, for example, when the adjusting screw 5100 is rotated, the knife clamping column 5200 is driven to rotate, and the blocking block 5234 may be dislocated from the blocking slot 5320, so as to refer to fig. 5, a second guiding slot 5260 is disposed on a side wall of the knife clamping column 5200, the second guiding slot 5260 extends along the length direction of the knife clamping column 5200, a second guiding block 160 is disposed on the upper fixture 100, the second guiding block 160 is slidable in the second guiding slot 5260, and the rotation of the knife clamping column 5200 is limited before the knife clamping column 5200 moves until the second guiding block 160 is separated from the second guiding slot 5260.

In order to ensure that the second guide groove 5260 is matched with the second guide block 160 to realize guiding after the cutter 5210 and the cutter clamping column 5200 are rotatably switched, a plurality of second guide grooves 5260 are arranged, and the angles between the centers of the plurality of second guide grooves 5260 and the connecting line of the axes of the cutter clamping column 5200 are all 90 degrees.

Since the knife clamping column 5200 can rotate relative to the adjusting screw 5100, in the process of rotating the exchanging plate 5300 to change the position of the knife 5210, the knife clamping column 5200 may relatively rotate to affect the positioning and installation of the second guide slot 5260 and the second guide block 160, and therefore, referring to fig. 5, in a further embodiment of the present invention, a latch 5234 is disposed at the upper end of the knife clamping column 5200, and a slot 5320 corresponding to the latch 5234 is correspondingly disposed on the exchanging plate 5300, when the latch 5234 is inserted into the slot 5320, the knife clamping column 5200 can rotate with the exchanging plate 5300, and the upper clamp 100 can clamp the exchanging plate 5300 with the knife 5210 located at the first position and the second position.

Referring to fig. 1, the pressing plate 140 presses the exchanging plate 5300 onto the fixture and fixes the exchanging plate by the pressing bolt 141, after the circular cutting is completed, the direction of the tool 5210 needs to be switched, and the adjusting screw 5100 is rotated to drive the tool holder 5200 to move upwards, so that the tool 5210 is withdrawn from the cable outer semiconductive shielding layer; when the knife clamping column 5200 moves upwards to the position where the clamping block 5234 is inserted into the clamping groove 5320, the pressing plate 140 is released, the plate 5300 is exchanged in a rotating manner, the knife clamping column 5200 can rotate along with the plate 5300, and the knife 5210 is switched from the first position to the second position; the pressing plate 140 is pressed, and the adjusting screw 5100 is rotated to move the knife holder 5200 downward for longitudinal cutting.

Referring to fig. 5, in a further embodiment of the present invention, a plurality of protrusions 5330 are disposed around the exchanging plate 5300 to facilitate the pressing plate 140 to press the exchanging plate 5300; the upper end of the upper clamp 100 is provided with a third limiting groove 170, the third limiting groove 170 cooperates with the projection 5330 to limit the rotation of the exchanging plate 5300, and the exchanging plate 5300 is clamped when the tool 5210 is located at different positions by the cooperation of different projections 5330 and the third limiting groove 170.

Referring to fig. 6, the upper portion of the knife clamping column 5200 is provided with a second mounting groove 5220, and the lower end of the adjusting screw is matched with the second mounting groove 5220 to realize the axial relative fixation of the adjusting screw and the knife clamping column 5200. Specifically, referring to fig. 8, the lower end of the adjusting screw is provided with an annular cutting groove, the second mounting groove 5220 is a stepped circular groove with a gradually decreasing cross section from bottom to top, and the groove wall of the second mounting groove 5220 is matched with the groove wall of the annular cutting groove to limit the axial movement of the adjusting screw relative to the tool holder 5200.

Referring to fig. 7, the clamping column 5200 includes a first clamping body 5230 and a second clamping body 5240, the first clamping body 5230 and the second clamping body 5240 are fixed by a fixing member 5250, and a cutter 5210 is disposed between the first clamping body 5230 and the second clamping body 5240. The fixing member 5250 is a screw, and mounting holes for mounting the screw are formed in the first blade clamping body 5230 and the second blade clamping body 5240. Specifically, the first holder 5230 is provided with a through hole, the second holder 5240 is provided with a threaded hole, and a screw is inserted into the first holder 5230 from the through hole and is threadedly engaged with the second holder 5240.

Referring to fig. 8, a positioning block 5231 is disposed on an inner wall of the first blade holder 5230, a positioning groove 5241 is correspondingly disposed on an inner wall of the second blade holder 5240, and the positioning block 5231 is matched with the positioning groove 5241 to limit the position between the first blade holder 5230 and the second blade holder 5240.

Referring to fig. 6 to 8, a knife holding groove 5232 is formed in the lower portion of the first knife clamping body 5230, a plurality of fixing holes 5233 are formed in the bottom of the knife holding groove 5232, the fixing holes 5233 are used for installing second jackscrews 5235, and the second jackscrews 5235 are matched with the inner wall of the second knife clamping body 5240 to clamp and fix the knife 5210 in the knife holding groove 5232.

Specifically, the lower fixture 200 is connected to a handle 230, and when chamfering or circular cutting is performed, the present invention is rotated once by holding the handle 230, thereby completing the processing.

The using process of the invention is as follows: the cable is placed in the second limiting groove 210, and the cable is clamped and fixed through the reducing adjusting mechanism 400. The adjusting screw 5100 is rotated to make the cutter 5210 fixed on the knife clamping column 5200 transversely cut into the cable semi-conducting layer, and the adjusting screw 5100 is screwed to adjust the cutting depth according to requirements, and the handle 230 is held to rotate the cable cutting device for one circle, so that the circular cutting is completed.

Rotating the adjusting screw 5100 to drive the knife clamping column 5200 to move upwards, so that the knife 5210 is withdrawn from the semi-conductive shielding layer outside the cable; when the knife clamping column 5200 moves upwards to a position where the clamping block 5234 is inserted into the clamping groove 5320, the pressing plate 140 is released, the exchanging plate 5300 is lifted to make the exchanging plate 5300 separate from the third limiting groove 170, and then the exchanging plate 5300 is rotated, so that the knife clamping column 5200 can rotate along with the exchanging plate 5300 to switch the knife 5210 from the first position to the second position; the pressing plate 140 is pressed tightly, the adjusting screw 5100 is rotated to enable the knife clamping column 5200 to move downwards, the knife 5210 cuts into the semi-conducting layer of the cable longitudinally, the handle 230 is held to pull the cable out axially, and the longitudinal cutting is completed.

Rotating the second screw 420 to move the upper clamp 100 downward to clamp the cable stripped of the semi-conducting layer, screwing the first jackscrew 332 to tightly push the cutter guard 322 and the chamfering blade 320, and advancing the cable cutter while rotating to cut the insulating layer to complete the chamfering of the insulating layer; the chamfering of the outer semiconductive shield layer can also be realized in the same way as the chamfering of the insulating layer.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A cable stripping and cutting device, comprising:

the upper clamp (100) is used for clamping a cutter reversing device (5000), a cutter (5210) is mounted on the cutter reversing device (5000), the cutter (5210) has a first position and a second position, the upper clamp (100) can clamp the cutter reversing device (5000) of the cutter (5210) located at the first position and the second position, and when the cutter (5210) is located at the first position, the cutter (5210) can cut along the circumferential direction of a cable; when the knife (5210) is in the second position, the knife (5210) can cut longitudinally along the cable;

the lower clamp (200) is used for clamping a cable, and the lower clamp (200) is arranged right below the upper clamp (100);

the chamfering plate (300) is connected to one side of the lower clamp (200) and is obliquely arranged in the direction away from the lower clamp (200), a chamfering opening (310) is formed in the chamfering plate (300) to allow a cable to pass through, a chamfering blade (320) is installed on the chamfering plate (300), and the chamfering blade (320) is located at the chamfering opening (310) to chamfer the cable.

2. A cable stripping and cutting device as claimed in claim 1, wherein: the upper clamp (100) is provided with a first limiting groove (130), the lower clamp (200) is provided with a second limiting groove (210) opposite to the opening of the first limiting groove (130), the upper clamp (100) can lift relative to the lower clamp (200), and the first limiting groove (130) can be matched with the second limiting groove (210) to clamp a cable.

3. A cable stripping and cutting apparatus as claimed in claim 2, wherein: the first limiting groove (130) and the second limiting groove (210) are V-shaped grooves, and a reducing adjusting mechanism (400) is connected between the upper clamp (100) and the lower clamp (200) and used for adjusting the distance between the upper clamp (100) and the lower clamp (200).

4. A cable stripping and cutting apparatus as claimed in claim 3, wherein: the upper clamp (100) comprises a first clamping plate (101) and a second clamping plate (102), and the first clamping plate (101) and the second clamping plate (102) are connected through a first screw (103) to clamp the cutter reversing device (5000).

5. A cable stripping and cutting device according to claim 4, wherein: reducing adjustment mechanism (400) include connecting plate (410) and second screw (420), connecting plate (410) with first grip block (101), second grip block (102) link to each other, second screw (420) pass connecting plate (410) with anchor clamps (200) threaded connection down, through revolving wrong second screw (420) are adjustable go up anchor clamps (100) with the distance between anchor clamps (200) down.

6. A cable stripping and cutting device according to claim 4, wherein: the upper clamp (100) further comprises a pressing plate (140) used for pressing the cutter reversing device (5000), the pressing plate (140) is fixed on the upper clamp (100) through a pressing bolt (141), and the first clamping plate (101) is provided with a first mounting groove (104) for the pressing bolt (141) to penetrate through.

7. A cable stripping and cutting device as claimed in claim 1, wherein: the upper portion of the lower clamp (200) is provided with a first guide block (220), the upper clamp (100) is correspondingly provided with a first guide groove (150), and the first guide block (220) can slide in the first guide groove (150).

8. A cable stripping and cutting device as claimed in claim 1, wherein: the cutter reversing device (5000) comprises an adjusting screw (5100) and a replacing plate (5300), one end of the adjusting screw (5100) is connected with a cutter clamping column (5200), the cutter clamping column (5200) can rotate relative to the adjusting screw (5100), and the cutter (5210) is installed on the cutter clamping column (5200); the adjusting screw (5100) is in threaded connection with the adjusting plate (5300), and the clamping knife column (5200) can be driven to axially move by rotating the adjusting screw (5100); a second guide groove (5260) is formed in the side wall of the cutter clamping column (5200), the second guide groove (5260) extends along the length direction of the cutter clamping column (5200), a second guide block (160) is arranged on the upper clamp (100), and the rotation of the cutter clamping column (5200) can be limited when the second guide block (160) is matched with the second guide groove (5260); the knife clamping column (5200) can rotate along with the adjusting plate (5300).

9. A cable stripping and cutting apparatus as claimed in claim 8, wherein: a clamping block (5234) is arranged at the upper end of the cutter clamping column (5200), a clamping groove (5320) matched with the clamping block (5234) is correspondingly arranged on the adjusting plate (5300), when the clamping block (5234) is inserted into the clamping groove (5320), the cutter clamping column (5200) can rotate along with the adjusting plate (5300), and the upper clamp (100) can clamp the adjusting plate (5300) with the cutter (5210) positioned at the first position and the second position.

10. A cable stripping and cutting apparatus as claimed in claim 8, wherein: the peripheral side of the adjusting plate (5300) is provided with a plurality of protruding blocks (5330), the upper end of the upper clamp (100) is provided with a third limiting groove (170), and the third limiting groove (170) is matched with the protruding blocks (5330).

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