CN110994475B

CN110994475B - Peeling device for wire and cable core

Info

Publication number: CN110994475B
Application number: CN201911191493.0A
Authority: CN
Inventors: 董亚权
Original assignee: Suzhou Aiben Technology Co ltd
Current assignee: Suzhou Aiben Technology Co.,Ltd.
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2021-11-02
Anticipated expiration: 2039-11-28
Also published as: CN110994475A

Abstract

A peeling device for wire and cable cores comprises a wire stripper, wherein the wire stripper comprises a clamp handle and a clamp head which are distributed in an X shape, the clamp handle is fixedly connected with the clamp head, the clamp handle is hinged with the clamp head through a rotating shaft at the joint, a cutting assembly is arranged on the inner side wall of the clamp head, the cutting assembly comprises a V-shaped cutting knife and an extrusion plate which are matched with each other for cutting, and the V-shaped cutting knife and the extrusion plate are respectively arranged on the two clamp heads; the V-shaped cutting edge of a knife of V-arrangement cutting knife can adapt to the cable of different diameters, the homoenergetic is laminated with the cable, and adaptability is stronger, need not set gradually a plurality of edges of a knife according to the diameter of cable to reduced the volume of binding clip, made the wire stripping pliers volume littleer, conveniently carried, use more in a flexible way, through the elasticity tool bit that sets up, judged whether the edge of a knife has contacted the cable inner core, avoided cutting off the cable core, make things convenient for the staff to use.

Description

Peeling device for wire and cable core

Technical Field

The invention relates to the technical field of cable tools, in particular to a peeling device for wire and cable cores.

Background

The wire stripper is one of the common tools for internal wire electricians, motor repairs and instrument electricians, and is used for stripping the surface insulation layer of the head of the wire by the electrician. The existing wire stripper needs to select a corresponding wire stripping knife edge according to the thickness model of a cable, place a prepared cable in the middle of a knife edge of a wire stripping tool, select the length of the cable to be stripped, hold a handle of the wire stripping tool, clamp the cable, slowly and forcefully peel off the outer skin of the cable slowly, loosen the handle of the tool, take out the cable, and at the moment, the metal of the cable is exposed out neatly, and the rest of insulating plastics are intact; at present, the binding clip department of most wire strippers is provided with the edge of a knife that a plurality of diameters are different, comes to use to the cable of different diameters, carries out the work of skinning, but designs the edge of a knife according to the diameter of cable like this, has increased the length of binding clip undoubtedly, has increased the volume of binding clip, makes the volume increase of whole wire strippers, the miniaturization of the instrument of not being convenient for, nimble activation is used, consequently, need for one kind only edge of a knife, just can adapt to the wire strippers of multiple size cable urgently.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a stripping device for wire and cable cores, which solves the problems that a plurality of knife edges with different diameters are arranged at the tong head of most of the existing stripping pliers for stripping cables with different diameters, but the knife edges are designed according to the diameters of the cables, the length of the tong head is increased undoubtedly, the size of the tong head is increased, the size of the whole stripping pliers is increased, and the miniaturization of tools is inconvenient.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a peeling device for wire and cable cores comprises a wire stripper, wherein the wire stripper comprises a clamp handle and a clamp head which are distributed in an X shape, the clamp handle is fixedly connected with the clamp head, the clamp handle is hinged with the clamp head through a rotating shaft at a joint, a cutting assembly is arranged on the inner side wall of the clamp head, the cutting assembly comprises a V-shaped cutting knife and a squeezing plate which are matched with each other for cutting, the V-shaped cutting knife and the squeezing plate are respectively arranged on the two clamp heads, the V-shaped cutting knife is movably connected with the clamp head, the squeezing plate is movably/fixedly connected with the other clamp head, a groove matched with the V-shaped cutting knife is arranged on the squeezing plate, so that when the two clamp heads are closed, the V-shaped cutting knife is inserted into the squeezing plate, and a cable notch is arranged on the clamp head corresponding to the cutting assembly, the cutting assembly is characterized in that the inside of the binding clip corresponds to the cutting assembly, a movable cavity and a positioning cavity are formed in the cutting assembly, the movable cavity is communicated with the positioning cavity and penetrates through the binding clip, the cutting assembly further comprises a cutter holder used for installing the V-shaped cutting knife and the extrusion plate, the cutter holder is installed in the movable cavity, a positioning plate is detachably installed in the positioning cavity, the two cutter holders are installed at the opposite ends of the cutter holder respectively, the V-shaped cutting knife and the extrusion plate are fixed at the other ends of the cutter holder, a sliding shaft penetrates through the positioning plate and is in sliding/fixed connection with the positioning plate, a spring is sleeved outside the sliding shaft and is located between the cutter holder and the positioning plate, and the cutter holder is elastically connected with the binding clip through the spring.

Preferably, the V-shaped cutting knife is provided with a V-shaped groove with an angle.

Preferably, the cable notch is in a semi-circular arc shape, and the diameter of the cable notch is greater than the length of the V-shaped groove.

Preferably, a limiting plate for limiting the tool apron is arranged at one end, close to the V-shaped cutting knife and the extrusion plate, of the movable cavity, and the limiting plate and the tong head are integrally formed.

Preferably, a stepped groove is formed in one end, close to the limiting plate, of the tool apron, and the tool apron is clamped and limited with the limiting plate through the stepped groove.

Preferably, the positioning plate is provided with a through hole matched with the sliding shaft.

Preferably, the sliding shaft comprises a floating shaft and a positioning shaft, the floating shaft penetrates through the through hole and is in sliding connection with the tong head, and the positioning shaft is clamped/in sliding connection with the through hole.

Preferably, a positioning clip is fixedly arranged on the outer side wall of the positioning shaft, an L-shaped sliding groove is formed in the inner wall of the through hole matched with the positioning shaft, and the positioning clip slides in the L-shaped sliding groove.

Preferably, the connecting end of the positioning shaft and the tool apron is provided with a rotating shaft head which is matched and rotated with the tool apron, the other end of the positioning shaft is fixed with a nut in a threaded manner, and a sealing ring is arranged at the connecting position of the nut and the positioning plate.

Preferably, the positioning plate is provided with two screws, and the positioning plate and the binding clip are fixed through the screws in a threaded manner.

(III) advantageous effects

The invention provides a peeling device for wire and cable cores, which has the following beneficial effects:

(1) through set up V-arrangement cutting knife and stripper plate on two binding clip respectively, wherein V-arrangement cutting knife is swing joint with the binding clip, floats on the binding clip, and the stripper plate of complex with it then can fixed mounting on the binding clip, perhaps float the installation on the binding clip equally, can select according to the difference of cable crust thickness.

(2) When a cable is stripped, the cable is placed at a V-shaped knife edge of a V-shaped cutting knife, two clamp handles are clamped, the cable is extruded by an extrusion plate at the other side, the force is stopped when the V-shaped cutting knife on the clamp head is extruded by the cable and is contracted into the clamp head, the wire stripping pliers are rotated at the moment, the V-shaped cutting knife winds a circle of the cable to cut off the sheath of the cable, the cut sheath of the cable can be pulled out to process the inner core of the cable, the V-shaped knife edge of the V-shaped cutting knife can adapt to the cable with different diameters and can be attached to the cable, the adaptability is stronger, a plurality of knife edges are not required to be sequentially arranged according to the diameter of the cable, so that the size of the clamp head is reduced, the wire stripping pliers is smaller in size, convenient to carry and more flexible to use, whether the knife edge is contacted with the inner core of the cable is judged through the arranged elastic knife head, and the cable core is prevented from being cut off, the use of staff is convenient.

(3) Set up the detachable locating plate, can change or take out inside blade holder, can install two the same V-arrangement cutting knives through changing, be used for cutting the cable of bigger diameter, can also be according to the thickness of cable crust, whether the design of activity is adopted to one side of choosing the stripper plate, when needs adopt the design of activity, rotate the nut and rotate the axial spout of L shape spout with the location checkpost in, can guarantee that the location axle can follow endwise slip, thereby the stripper plate has elasticity, when not needing the stripper plate activity, then can rotate the nut and rotate the location checkpost to the circumference spout of L shape spout in, make the location axle at axial fixity, can not move about.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the present invention in an open state;

FIG. 3 is a schematic view of the mounting structure of the cutting assembly of the present invention;

FIG. 4 is a schematic view of the mounting structure of the cutting assembly of the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 3.

In the figure: 100. wire stripper; 1. a forceps handle; 2. a rotating shaft; 3. a binding clip; 301. a cable slot; 302. a movable cavity; 303. a positioning cavity; 304. a limiting plate; 31. positioning a plate; 311. an L-shaped chute; 32. a screw; 4. a cutting assembly; 4a, a V-shaped cutting knife; 4b, extruding a plate; 41. a tool apron; 42. a sliding shaft; 42a, a floating shaft; 42b, a positioning shaft; 42b1, a positioning clip; 42b2, nut; 42b3, sealing ring; 42b4, a rotating shaft head; 43. a spring.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: a peeling device for wire and cable cores comprises a wire stripper 100, wherein the wire stripper 100 comprises a clamp handle 1 and a clamp head 3 which are distributed in an X shape, the clamp handle 1 is fixedly connected with the clamp head 3, the clamp handle 1 is hinged with the clamp head 3 through a rotating shaft 2 at the joint, a cutting assembly 4 is arranged on the inner side wall of the clamp head 3, the cutting assembly 4 comprises a V-shaped cutting knife 4a and a squeezing plate 4b which are matched with each other for cutting, the V-shaped cutting knife 4a and the squeezing plate 4b are respectively arranged on the two clamp heads 3, the V-shaped cutting knife 4a is movably connected with the clamp head 3, the squeezing plate 4b is movably/fixedly connected with the other clamp head 3, a groove matched with the V-shaped cutting knife 4a is arranged on the squeezing plate 4b, so that when the two clamp heads 3 are closed, the V-shaped cutting knife 4a is arranged in the squeezing plate 4b, a V-shaped groove with an angle of 60 degrees is arranged on the V-shaped cutting knife 4a, the V-shaped cutting knife 4a and the extrusion plate 4b are respectively arranged on the two binding clip 3, wherein the V-shaped cutting knife 4a is movably connected with the binding clip 3 and floats on the binding clip 3, the extrusion plate 4b matched with the V-shaped cutting knife 4a can be fixedly arranged on the binding clip 3 or is arranged on the binding clip 3 in the same floating way, when the cable is peeled, the cable is placed at the V-shaped knife edge of the V-shaped cutting knife 4a, the two binding clip handles 1 are clamped, the extrusion plate 4b at the other side extrudes the cable, when the V-shaped cutting knife 4a on the binding clip 3 is extruded by the cable to contract towards the inside of the binding clip 3 (at the moment, the knife head touches a metal wire cable core harder than the insulating sheath and is extruded to contract), the force is stopped, at the moment, the wire stripper 100 is rotated, the V-shaped cutting knife 4a winds around the cable sheath for one circle, the cable is cut off, and then the cut off the cut-off cable sheath can be pulled out, the cable inner core is processed, the V-shaped cutting edge of the V-shaped cutting knife 4a can adapt to cables with different diameters and can be attached to the cables, the adaptability is stronger, a plurality of cutting edges do not need to be sequentially arranged according to the diameter of the cables, so that the size of the binding clip 3 is reduced, the wire stripping pliers 100 is smaller in size, convenient to carry and more flexible to use, whether the cutting edge is contacted with the cable inner core or not is judged through the arranged elastic tool bit, the cable core is prevented from being cut off, the use by workers is facilitated, a cable notch 301 is arranged on the binding clip 3 corresponding to the cutting assembly 4, the cable notch 301 is in a semi-arc shape, the diameter of the cable notch 301 is larger than the length of a V-shaped groove, the cable can be accommodated and cut through the arc-shaped cable notch 301, the movable cavity 302 and the positioning cavity 303 are arranged in the binding clip 3 corresponding to the cutting assembly 4, and the movable cavity 302 and the positioning cavity 303 are communicated with each other, and penetrates through the binding clip 3, a limiting plate 304 for limiting the tool apron 41 is arranged at one end of the movable cavity 302 close to the V-shaped cutting tool 4a and the extrusion plate 4b, the limiting plate 304 and the binding clip 3 are integrally formed, a stepped groove is arranged at one end of the tool apron 41 close to the limiting plate 304, the tool apron 41 is clamped and limited with the limiting plate 304 through the stepped groove, the tool apron 41 can move back and forth in the movable cavity 302 to limit by arranging the limiting plate 304, the tool apron 41 is prevented from falling out when the tool apron 41 is used, the cutting assembly 4 further comprises the tool apron 41 for installing the V-shaped cutting tool 4a and the extrusion plate 4b, the tool apron 41 is installed in the movable cavity 302, a positioning plate 31 is detachably installed in the positioning cavity 303, two screws 32 are installed on the positioning plate 31, the positioning plate 31 is fixed with the binding clip 3 through the screws 32 in a screwed manner, and the detachable positioning plate 31 is arranged to replace or take out the tool apron 41, can be replaced and installed with two identical V-shaped cutting knives 4a for cutting larger diameter cables, the opposite ends of two knife holders 41 are respectively provided with a V-shaped cutting knife 4a and a squeezing plate 4b, the other end is fixedly provided with a sliding shaft 42, the positioning plate 31 is provided with a through hole matched with the sliding shaft 42, the sliding shaft 42 penetrates through the positioning plate 31 and is in sliding/fixed connection with the positioning plate 31, the outer part of the sliding shaft 42 is sleeved with a spring 43, the spring 43 is positioned between the knife holder 41 and the positioning plate 31, the knife holder 41 is elastically connected with the binding clip 3 through the spring 43, the sliding shaft 42 comprises a floating shaft 42a and a positioning shaft 42b, the floating shaft 42a penetrates through the through hole and is in sliding connection with the binding clip 3, the positioning shaft 42b is in clamping/sliding connection with the through hole, the outer side wall of the positioning shaft 42b is fixedly provided with a positioning clip 42b1, the inner wall of the through hole matched with the positioning shaft 42b is provided with an L-shaped chute 311, the positioning clip 42b1 slides in the L-shaped sliding slot 311, the connecting end of the positioning shaft 42b and the tool holder 41 is provided with a rotating shaft head 42b4 which is matched with the tool holder 41 to rotate, the other end of the positioning shaft 42b is fixedly connected with a nut 42b2 in a threaded manner, a sealing ring 42b3 is arranged at the connecting part of the nut 42b2 and the positioning plate 31, the friction force between the nut 42b2 and the positioning plate 31 is increased by arranging the sealing ring 42b3, the stability after the nut 42b2 rotates is ensured, when the cable sheath is used, whether one side of the extrusion plate 4b adopts a movable design can be selected according to the thickness of the cable sheath, when the movable design is required, the nut 42b2 is rotated to rotate the positioning clip 42b1 into the axial sliding slot of the L-shaped sliding slot 311, the positioning shaft 42b can be ensured to slide along the axial direction, so that the extrusion plate 4b has elasticity, when the extrusion plate 4b does not need to move, the nut 42b2 can be rotated to rotate the positioning clip 42b1 into the circumferential direction of the L-shaped sliding slot 311, the positioning shaft 42b is fixed in the axial direction and is not movable.

When the cable stripping pliers is used, a cable is placed at a V-shaped knife edge of a V-shaped cutting knife 4a, the two pliers handles 1 are clamped, the cable is extruded by the extrusion plate 4b on the other side, when the cable is sensed to be extruded and contracted into the pliers head 3 by the V-shaped cutting knife 4a on the pliers head 3 (at the moment, the knife head touches a metal cable core harder than an insulating sheath and is extruded and contracted), the force is stopped, the wire stripping pliers 100 is rotated to enable the V-shaped cutting knife 4a to wind one circle of the cable to cut off the sheath of the cable, then the cut sheath of the cable can be pulled out to process the inner core of the cable, the V-shaped knife edge of the V-shaped cutting knife 4a can adapt to cables with different diameters and can be attached to the cable, the adaptability is stronger, a plurality of knife edges are not required to be sequentially arranged according to the diameters of the cables, so that the volume of the pliers head 3 is reduced, the volume of the wire stripping pliers 100 is smaller, convenient to carry and more flexible to use, through the elastic cutter head, whether the cutter edge contacts the cable inner core or not is judged, the cable core is prevented from being cut off, the use of workers is facilitated, the detachable positioning plate 31 is arranged, the inner cutter seat 41 can be replaced or taken out, two identical V-shaped cutting knives 4a can be replaced and installed and used for cutting cables with larger diameters, whether a movable design is adopted on one side of the extrusion plate 4b or not can be selected according to the thickness of cable sheaths, when the movable design is required, the positioning clamp 42b1 is rotated into the axial sliding groove of the L-shaped sliding groove 311 by rotating the nut 42b2, the positioning shaft 42b can be ensured to slide along the axial direction, the extrusion plate 4b has elasticity, when the extrusion plate 4b does not need to move, the nut 42b2 can be rotated to rotate the positioning clamp 42b1 into the circumferential sliding groove of the L-shaped sliding groove 311, and the positioning shaft 42b is axially fixed, and cannot move.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The phrase "comprising a defined element does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a device of skinning for electric wire cable core, includes wire stripping pliers (100), wire stripping pliers (100) are including pincers handle (1) and binding clip (3) that are "X" shape and distribute, pincers handle (1) with binding clip (3) fixed connection, just pincers handle (1) are articulated its characterized in that through pivot (2) of junction with binding clip (3): a cutting assembly (4) is mounted on the inner side wall of each tong head (3), each cutting assembly (4) comprises a V-shaped cutting knife (4a) and a squeezing plate (4b) which are matched with each other for cutting, the V-shaped cutting knife (4a) and the squeezing plate (4b) are respectively mounted on the two tong heads (3), the V-shaped cutting knife (4a) is movably connected with the tong heads (3), the squeezing plate (4b) is movably/fixedly connected with the other tong heads (3), a groove matched with the V-shaped cutting knife (4a) is formed in the squeezing plate (4b), so that when the two tong heads (3) are closed, the V-shaped cutting knife (4a) is inserted into the squeezing plate (4b), a cable notch (301) is formed in the tong heads (3) corresponding to the cutting assembly (4), and a movable cavity (302) and a positioning cavity (303) are formed in the tong heads (3) corresponding to the cutting assembly (4), the movable cavity (302) is communicated with the positioning cavity (303) and penetrates through the binding clip (3), the cutting assembly (4) further comprises tool holders (41) used for installing the V-shaped cutting tools (4a) and the extrusion plates (4b), the tool holders (41) are installed in the movable cavity (302), the positioning plate (31) is detachably installed in the positioning cavity (303), the V-shaped cutting tools (4a) and the extrusion plates (4b) are respectively installed at the opposite ends of the two tool holders (41), a sliding shaft (42) is fixedly arranged at the other end of each tool holder, the sliding shaft (42) penetrates through the positioning plate (31) and is in sliding/fixed connection with the positioning plate (31), a spring (43) is sleeved outside the sliding shaft (42), the spring (43) is located between the tool holders (41) and the positioning plate (31), and the tool holders (41) and the binding clip (3) are in elastic connection through the spring (43), the cable clamp is characterized in that a V-shaped groove with an angle of 60 degrees is formed in the V-shaped cutting knife (4a), a cable notch (301) is in a semi-circular arc shape, the diameter of the cable notch (301) is larger than the length of the V-shaped groove, one end, close to the V-shaped cutting knife (4a) and the extrusion plate (4b), of the movable cavity (302) is provided with a limiting plate (304) limiting the tool apron (41), the limiting plate (304) and the clamp head (3) are integrally formed, a cable is placed at the V-shaped tool notch of the V-shaped cutting knife (4a), the two clamp handles (1) are clamped, the extrusion plate (4b) on the other side extrudes the cable, when the V-shaped cutting knife (4a) on the clamp head (3) is squeezed by the cable to be contracted into the clamp head (3), the sheath touches a metal cable core harder than the insulation, the wire stripper is squeezed and contracted, force is stopped, and the wire stripper (100) is rotated to make the V-shaped cutting knife (4a) wind around the cable for one circle, so that the outer skin of the cable is cut off.

2. Stripping device for cores of electric wires and cables according to claim 1, characterised in that: the tool apron (41) is provided with a step groove at one end close to the limiting plate (304), and the tool apron (41) is clamped and limited with the limiting plate (304) through the step groove.

3. Stripping device for cores of electric wires and cables according to claim 1, characterised in that: the positioning plate (31) is provided with a through hole matched with the sliding shaft (42).

4. A stripping device for wire and cable cores according to claim 3, characterised in that: the sliding shaft (42) comprises a floating shaft (42a) and a positioning shaft (42b), the floating shaft (42a) penetrates through the through hole to be in sliding connection with the tong head (3), and the positioning shaft (42b) is clamped/in sliding connection with the through hole.

5. Peeling device for wire and cable cores according to claim 4, characterized in that: the outer side wall of the positioning shaft (42b) is fixedly provided with a positioning clip (42b1), the inner wall of the through hole matched with the positioning shaft (42b) is provided with an L-shaped sliding groove (311), and the positioning clip (42b1) slides in the L-shaped sliding groove (311).

6. Peeling device for wire and cable cores according to claim 5, characterized in that: the connecting end of the positioning shaft (42b) and the tool apron (41) is provided with a rotating shaft head (42b4) which is matched with the tool apron (41) to rotate, the other end of the positioning shaft (42b) is fixed with a nut (42b2) in a threaded manner, and a sealing ring (42b3) is arranged at the joint of the nut (42b2) and the positioning plate (31).

7. Stripping device for cores of electric wires and cables according to claim 1, characterised in that: two screws (32) are mounted on the positioning plate (31), and the positioning plate (31) and the clamp head (3) are fixed through the screws (32) in a threaded mode.