CN219746166U

CN219746166U - Split type blade structure of wire cutting pliers

Info

Publication number: CN219746166U
Application number: CN202320437755.2U
Authority: CN
Inventors: 庄陈志
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-09
Filing date: 2023-03-09
Publication date: 2023-09-26
Anticipated expiration: 2033-03-09

Abstract

The utility model relates to the technical field of hardware tools, and particularly discloses a split blade structure of a wire cutting pliers, which comprises a fixed blade holder and a movable blade holder, wherein the lower end of the fixed blade holder is provided with a fixed end for connecting a cutting assembly; the fixed end of the lower end of the fixed tool rest is connected with the shearing assembly of the wire cutting pliers, and the blade positioning groove structure is arranged on the shearing edge, so that the wire cutting pliers are convenient to produce, assemble and disassemble after long-term use, the whole blade structure is not required to be replaced, and the blades are not required to be disassembled from the wire cutting pliers; the movable knife rest is meshed with the ratchet wheel structure in the shearing pliers through the meshing edge at the lower edge, so that the stress condition of the blade is improved, and the convenience of cable shearing is improved.

Description

Split type blade structure of wire cutting pliers

Technical Field

The utility model relates to the technical field of hardware tools, in particular to a split type blade structure of a pair of wire cutting pliers.

Background

The cable shears are common tools specially used for shearing cables in line construction, and most of the tools use levers to cooperate with ratchet wheel structures for transmission to drive cutters to progressively cut off metal cables.

The front end of the cable cutting pliers in the prior art adopts an integral cutter head structure, when the cutter head structure is assembled, the cutter head needs to be assembled on the cutting pliers, the assembly efficiency is low, and particularly the cutter blade structure needs to be detached from the cutting pliers when the cutter blade structure is replaced, so that inconvenience is brought to the installation and use of technicians.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a split type blade structure of the wire cutting pliers, which adopts the split type blade structure, can improve the blade assembly efficiency of the wire cutting pliers and is convenient to detach and replace.

The technical scheme adopted by the utility model is as follows: the split type blade structure of the wire cutting pliers comprises a fixed blade carrier and a movable blade carrier, wherein the lower end of the fixed blade carrier is provided with a fixed end for connecting a cutting assembly, the upper end of the fixed blade carrier is provided with a hinged end, the upper end of the movable blade carrier is rotationally connected with the hinged end of the fixed blade carrier, the edges of the fixed blade carrier, which are opposite to the movable blade carrier, form a cutting edge, the cutting edges of the fixed blade carrier and the movable blade carrier are respectively provided with a blade positioning groove for installing a blade, and a cutting blade is installed in each blade positioning groove; the lower edge adjacent to the shearing edge of the movable tool rest is also provided with an arc-shaped meshed edge, the meshed edge is provided with a meshed latch, and the meshed latch is meshed with a ratchet structure in the shearing assembly to enable the movable tool rest to rotate around the hinged end.

In the technical scheme, the method comprises the following steps of; the fixed end at the lower end of the fixed tool rest is connected with the shearing assembly of the wire cutting pliers, the movable tool rest can rotate relative to the hinged end, shearing is realized by relative rotation of the shearing edges of the fixed tool rest and the movable tool rest, and the blade positioning groove is arranged on the shearing edge, so that the stability of mounting of the shearing blade can be improved, the shearing blade can be fixed after being clamped into the corresponding blade positioning groove, the production, the assembly and the disassembly after long-term use are convenient, the whole blade structure is not required to be replaced, and the blade is not required to be detached from the wire cutting pliers; the movable knife rest is meshed with the ratchet wheel structure in the shearing pliers through the meshing edge at the lower edge, so that the movable knife rest stably rotates, the stress condition of the blade is improved, and the convenience of cable shearing is improved.

Further, the surface of the fixed knife rest and the movable knife rest, which is away from each other, is provided with an assembly hole penetrating through the knife blade positioning groove, and fixing screws fixed at two ends of the shearing knife blade are arranged in the assembly hole.

Further, opposite edges of the shearing blades mounted on the fixed tool rest and the movable tool rest are concaved inwards to form shearing edges in arc arrangement.

Further, the shearing edges of the fixed knife rest and the movable knife rest are matched with the radian of the shearing edge.

Further, the blade positioning grooves on the fixed blade holder and the movable blade holder penetrate through the opposite surfaces of the fixed blade holder and the movable blade holder to form a blade embedding opening.

Further, fixing holes are formed in the fixing end of the fixing tool rest in a spaced mode, and fixing screws fixed to the upper end of the shearing assembly are arranged in the fixing holes.

Further, still include the support of placing of U-shaped structure, place the support inside wall and be equipped with a pair of erection column of interval arrangement, the edge that its shearing edge was kept away from to the fixed knife rest is equipped with the locating hole that can with the erection column joint.

The beneficial effects of the utility model are further embodied in the specific embodiments.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

Fig. 1 is a side view of a split blade structure of a pair of wire cutting pliers according to an embodiment of the present utility model.

Fig. 2 is a perspective view of a split blade structure of a pair of wire cutters provided in an embodiment of the present utility model.

Reference numerals: the fixed blade holder 100, the fixed end 110, the fixed hole 111, the hinged end 120, the positioning hole 130, the movable blade holder 200, the engagement edge 210, the shearing edge 300, the blade positioning groove 400, the shearing blade 500, the shearing edge 510, the shearing assembly 600, the fitting hole 700, and the placement bracket 800.

Detailed Description

Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.

It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs.

Example 1

As shown in fig. 1 and 2, a first embodiment of the present utility model provides a wire cutting pliers blade structure, which is configured to be mounted on a cutting assembly 600 of a wire cutting pliers, and is configured to improve assembly efficiency and improve stress when cutting a blade, and specifically includes a fixed blade holder 100 and a movable blade holder 200, wherein a fixed end 110 for connecting the cutting assembly 600 is provided at a lower end of the fixed blade holder 100, a hinged end 120 is provided at an upper end of the fixed blade holder 100, an upper end of the movable blade holder 200 is rotatably connected with the hinged end 120 of the fixed blade holder 100, a cutting edge 300 is formed at an edge of the fixed blade holder 100 opposite to the movable blade holder 200, and blade positioning grooves 400 for mounting the blades are provided at the cutting edges 300 of the fixed blade holder 100 and the movable blade holder 200, and a cutting blade 500 is mounted in the blade positioning grooves 400; the lower edge adjacent to the shearing edge 300 of the movable blade carrier 200 is further provided with an engagement edge 210 arranged in an arc shape, and the engagement edge 210 is provided with engagement teeth, and the engagement teeth engage with a ratchet structure inside the shearing assembly 600 to enable the movable blade carrier 200 to rotate around the hinged end 120.

Through the arrangement, the fixed end 110 at the lower end of the fixed tool rest 100 is connected with the shearing assembly 600 of the wire cutting pliers, and the upper end of the movable tool rest 200 is in running fit with the hinged end 120 of the fixed tool rest 100, so that the movable tool rest 200 can rotate relative to the hinged end 120, shearing is realized through relative rotation of the fixed tool rest 100 and the shearing edge 300 of the movable tool rest 200, the stability of installation of the shearing blade 500 can be improved by the blade positioning groove 400 due to the fact that the blade positioning groove 400 is formed in the shearing edge 300, the shearing blade 500 can be fixed after being clamped into the corresponding blade positioning groove 400, production, assembly and disassembly after long-term use are facilitated, the whole blade structure is not required to be replaced, the movable tool rest 200 is meshed with the ratchet structure inside the shearing pliers through the meshing edge 210 at the lower edge, the movable tool rest 200 is enabled to stably rotate, the stress condition of the blade is improved, and convenience of cable shearing is improved. The split blade structure of the wire cutting pliers described above in this embodiment adopts the ratchet wire cutting pliers structure in the prior art, and the ratchet wire cutting pliers structure is widely applied in the prior art, and the movable knife rest 200 is driven to continuously rotate to realize the cutting of the cable through the unidirectional rotation characteristic of the ratchet, so that the detailed technical principle is not repeated here.

As described above, the shear blade 500 needs to be mounted in the blade positioning groove 400 to be assembled, and in order to ensure the stability of the mounting, the present embodiment is provided with the mounting hole 700 penetrating the blade positioning groove 400 on the surface of the fixed blade holder 100 and the movable blade holder 200 facing away from each other, and the fixing screw fixed to both ends of the shear blade 500 is mounted in the mounting hole 700. After the shearing blade 500 is clamped into the blade positioning groove 400 of the fixed blade holder 100 or the movable blade holder 200, the shearing blade 500 is stably mounted in the fixing hole 111 by using the fixing screw, so that the assembly is convenient, and on the other hand, the shearing blade can be quickly disassembled and replaced after the long-term use of the shearing blade. In order to improve the assembly efficiency of the shear blade 500, the blade positioning grooves 400 of the present embodiment are formed in the fixed blade holder 100 and the movable blade holder 200 so as to penetrate the opposite surfaces of the fixed blade holder 100 and the movable blade holder 200. The blade insert pocket formed by the blade positioning slot 400 facilitates a quick assembly of the shear blade 500 into the blade positioning slot 400.

The shearing blades 500 need to apply shearing force to the cable when shearing in rotation with each other, so that opposite edges of the shearing blades 500 mounted on the fixed blade carrier 100 and the movable blade carrier 200 are concavely formed with the shearing blades 510 arranged in an arc shape. In addition, the shearing edges 300 of the fixed blade holder 100 and the movable blade holder 200 conform to the curvature of the shearing edge 510; in this way, the transition between the shearing edge 300 and the shearing edge 510 has continuity, facilitating quick cable removal.

As described above, the fixed end 110 of the lower end of the fixed blade carrier 100 needs to be mounted on the wire cutting pliers, in order to improve the convenience of assembly, the fixed end 110 of the fixed blade carrier 100 is provided with the fixing holes 111 arranged at intervals, and the fixing holes 111 are internally provided with fixing screws fixed with the upper end of the cutting assembly 600; the fixed blade holder 100 is stably installed through the fixing hole 111 and the fixing screw, and is convenient to assemble.

Example two

The embodiment also provides a placing bracket 800 for placing the wire cutting pliers conveniently, the placing bracket 800 is in a U-shaped structure, a pair of mounting posts are arranged on the inner side wall of the placing bracket 800 at intervals, and a positioning hole 130 which can be clamped with the mounting posts is formed in the edge, away from the shearing edge 300, of the fixed tool rest 100. The placing bracket 800 can be fixed in the placing area of the wire cutting pliers, and after the wire cutting pliers are used, the wire cutting pliers are conveniently taken and placed through the positioning holes 130 of the fixing tool rest 100 and clamped into the mounting columns.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.

Claims

1. A split blade structure of a pair of wire cutting pliers is characterized by comprising a fixed blade carrier (100) and a movable blade carrier (200),

the lower end of the fixed knife rest (100) is provided with a fixed end (110) for connecting the shearing assembly (600), the upper end of the fixed knife rest is provided with a hinged end (120), the upper end of the movable knife rest (200) is rotationally connected with the hinged end (120) of the fixed knife rest (100), the opposite edges of the fixed knife rest (100) and the movable knife rest (200) form a shearing edge (300), the shearing edges (300) of the fixed knife rest (100) and the movable knife rest (200) are respectively provided with a knife blade positioning groove (400) for installing a knife blade, and the shearing knife blade (500) is installed in the knife blade positioning grooves (400);

the lower edge adjacent to the shearing edge (300) of the movable tool rest (200) is further provided with an arc-shaped meshing edge (210), the meshing edge (210) is provided with meshing teeth, and the meshing teeth are meshed with a ratchet structure in the shearing assembly (600) so that the movable tool rest (200) can rotate around the hinged end (120).

2. The split type blade structure of the wire cutting pliers according to claim 1, wherein the surface, which is away from the fixed blade holder (100) and the movable blade holder (200), is provided with an assembly hole (700) penetrating through the blade positioning groove (400), and a fixing screw fixed to two ends of the shearing blade (500) is installed in the assembly hole (700).

3. The split-blade structure of the wire-cutting pliers according to claim 1, wherein opposite edges of the cutting blades (500) mounted on the fixed blade carrier (100) and the movable blade carrier (200) are concavely formed with cutting edges (510) arranged in an arc shape.

4. A split blade configuration for a pair of wire cutters according to claim 3, wherein the shearing edges (300) of the fixed (100) and movable (200) blade carriers are adapted to the curvature of the shearing edge (510).

5. The split blade structure of the wire cutting pliers according to claim 1, wherein the blade positioning grooves (400) on the fixed blade holder (100) and the movable blade holder (200) penetrate through opposite surfaces of the fixed blade holder (100) and the movable blade holder (200) to form a blade insertion opening.

6. The split blade structure of the wire cutting pliers according to claim 1, wherein fixing holes (111) are arranged on the fixing end (110) of the fixing tool rest (100) at intervals, and fixing screws fixed with the upper end of the cutting assembly (600) are arranged in the fixing holes (111).

7. The split type blade structure of the wire cutting pliers according to claim 1, further comprising a placement bracket (800) with a U-shaped structure, wherein a pair of mounting posts are arranged on the inner side wall of the placement bracket (800) at intervals, and a positioning hole (130) capable of being clamped with the mounting posts is formed in the edge, away from the shearing edge (300), of the fixed blade carrier (100).