CN214291115U

CN214291115U - Tool bit body of bolt clipper

Info

Publication number: CN214291115U
Application number: CN202023332231.2U
Authority: CN
Inventors: 曹慧娟; 徐冰; 李文文
Original assignee: Xuzhou Golden Tiger Tools Making Co ltd
Current assignee: Xuzhou Golden Tiger Tools Making Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-09-28
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a cutter head body of bolt clipper relates to hardware and tools technical field, for the cutter head body of solving the bolt clipper among the prior art uses the back for a long time, because the shake between the blade, appears the not hard up condition of bolt and nut easily, leads to the offset of two blades of cutter head body, uses this moment and can cause the damage to the cutting edge of two blades, influences the problem of the life of cutter head body greatly. The two sides of the second blade are provided with limiting pieces which are isosceles trapezoids, the limiting pieces are in welded connection with the second blade, a gap is formed between the limiting pieces, the gap between the first blade and the two limiting pieces is matched, one side of the first blade is provided with a first pressing piece, the other side of the first blade is provided with a second pressing piece, and one side, far away from the second blade, of the second pressing piece is provided with a nut, and the number of the nuts is two.

Description

Tool bit body of bolt clipper

Technical Field

The utility model relates to a hardware and tools technical field specifically is a tool bit body of bolt clipper.

Background

The wire clipper is a tool for cutting off wires. Wire clippers are tools used to cut thick wires. Generally, there are insulated handle wire clippers, iron handle wire clippers and also a pipe handle wire clipper. Among them, electricians often use insulated handle bolt clippers, and the working voltage is 1000V, and the bolt clippers can be used for live working of wires below 380V of low-voltage electrical equipment. Wire clippers are generally used for cutting wires and cables, and the specification of the wire clippers is expressed by the total length. For materials with different thicknesses and different hardness, the diagonal pliers with proper size should be selected. When the bevel pliers cut off the wire or the component pin, the wire end should be faced downwards to prevent the eyes of the operator or other people from being hurt when the wire is cut off.

However, after the cutter head body of the existing bolt clipper is used for a long time, because of the shaking between the blades, the situation that the bolt and the nut are loosened easily occurs, so that the positions of the two blades of the cutter head body are deviated, and the cutting edges of the two blades are damaged by using the cutter head body, so that the service life of the cutter head body is greatly influenced; therefore, the existing requirements are not met, and a tool bit body of the bolt clipper is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bolt clipper's cutter head body to the cutter head body of the bolt clipper who proposes in solving above-mentioned background art uses the back for a long time, because the shake between the blade appears bolt and the not hard up condition of nut easily, leads to the offset of two blades of cutter head body, uses this moment and can cause the damage to the cutting edge of two blades, influences the problem of the life of cutter head body greatly.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tool bit body of bolt clipper, includes first blade and second blade, the both sides of second blade all are provided with spacing piece, and spacing piece is isosceles trapezoid, spacing piece and second blade welded connection, two form the clearance between the spacing piece, clearance between first blade and two spacing pieces is identical, one side of first blade is provided with first preforming, and the opposite side of first blade is provided with the second preforming, one side that the second blade was kept away from to the second preforming is provided with the nut, and the nut has two.

Preferably, a bolt is arranged on the inner side of the nut, and the bolt is rotatably connected with the nut through an internal thread.

Preferably, there are two bolts, one of the bolts penetrates through the first pressing plate, the second blade, the second pressing plate and the nut in sequence, and the other bolt penetrates through the first pressing plate, the first blade, the second pressing plate and the nut in sequence.

Preferably, the first blade and the second blade are provided with cutting edges on the sides close to each other, and the cutting edges are provided with high-frequency induction quenching layers.

Preferably, the bottoms of the first blade and the second blade are both provided with mounting wafers, and the mounting wafers are provided with connecting holes.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an add spacing piece in the both sides of second blade, carry on spacingly to the kinematic position of first blade, avoided the shake of first blade and second blade in the broken string process to the effectual not hard up possibility of nut and bolt that reduces has protected the cutting edge can not cause the damage because of the dislocation of first blade and second blade, and the cutter head body is more durable, has improved the life of cutter head body greatly;

2. the utility model discloses a use the high frequency induction quenching treatment in the cutting edge department of first blade and second blade, let form the high frequency induction quenching layer on the cutting edge, increased the hardness of cutting edge, let the cutter head body can cut off the harder electric wire of hardness, greatly increased the suitability of cutter head body.

Drawings

FIG. 1 is an overall front view of the present invention;

FIG. 2 is an overall side view of the present invention;

fig. 3 is a schematic structural view of a second blade according to the present invention.

In the figure: 1. a first blade; 2. a first tablet; 3. a bolt; 4. a nut; 5. a second blade; 6. a blade; 7. connecting holes; 8. a limiting sheet; 9. a second tabletting; 10. and (6) mounting the wafer.

Detailed Description

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

Referring to fig. 1-3, the present invention provides an embodiment: a cutter head body of bolt clippers comprises a first cutter blade 1 and a second cutter blade 5, wherein two sides of the second cutter blade 5 are respectively provided with a limiting piece 8, the limiting pieces 8 are in an isosceles trapezoid shape, the limiting pieces 8 are welded with the second cutter blade 5, a gap is formed between the two limiting pieces 8, the gap between the first cutter blade 1 and the two limiting pieces 8 is matched, the limiting pieces 8 limit the movement position of the first cutter blade 1, the shaking of the first cutter blade 1 and the second cutter blade 5 in the wire breaking process is avoided, the possibility of loosening of a nut 4 and a bolt 3 is effectively reduced, the cutter blade 6 is protected from being damaged due to the dislocation of the first cutter blade 1 and the second cutter blade 5, the cutter head body is more durable, the service life of the cutter head body is greatly prolonged, one side of the first cutter blade 1 is provided with a first pressing piece 2, the other side of the first cutter blade 1 is provided with a second pressing piece 9, and the first pressing piece 2 and the second pressing piece 9 are used for positioning the positions of the first cutter blade 1 and the second cutter blade 5, the cutter head body is more stable, the second pressing sheet 9 is provided with two nuts 4 on one side far away from the second blade 5.

Further, the bolt 3 is arranged on the inner side of the nut 4, the bolt 3 is rotatably connected with the nut 4 through internal threads, and the nut 4 positions the bolt 3 to enable the bolt to be fixed on the first blade 1 and the second blade 5, so that the cutter head body is more stable.

Further, there are two bolts 3, one bolt 3 sequentially penetrates through the first pressing plate 2, the second blade 5, the second pressing plate 9 and the nut 4, and the other bolt 3 sequentially penetrates through the first pressing plate 2, the first blade 1, the second pressing plate 9 and the nut 4, because the bolts 3 are connected to the middle ends of the first blade 1 and the second blade 5, the first blade 1 and the second blade 5 can respectively rotate by taking the respectively connected bolts 3 as axes, so that the blades 6 on the first blade 1 and the second blade 5 form an included angle in the rotation, and the wire to be cut is placed between the included angles formed by the two blades 6, so that the wire cutting operation can be performed.

Further, the cutting edges 6 are arranged on the sides, close to each other, of the first blade 1 and the second blade 5, the cutting edges 6 are provided with high-frequency induction quenching layers, the high-frequency induction quenching treatment is used at the positions of the cutting edges 6 of the first blade 1 and the second blade 5, the high-frequency induction quenching layers are formed on the cutting edges 6, the hardness of the cutting edges 6 is increased, the cutter head body can cut off wires with harder hardness, and the applicability of the cutter head body is greatly improved.

Furthermore, the bottoms of the first blade 1 and the second blade 5 are respectively provided with an installation wafer 10, the installation wafers 10 are provided with connecting holes 7, the cutter head body is connected with the connecting arm of the bolt cutter through the connecting holes 7 on the installation wafers 10, the structure is simple, the installation is more convenient, and the cutter head body can be normally used on the bolt cutter.

The working principle is as follows: when the wire cutting tool is used, the tool bit body is connected with the connecting arm of the wire cutter through the connecting hole 7 on the mounting wafer 10, the connecting arm of the wire cutter is pulled after connection, the connecting arm is pulled outwards, the mounting wafers 10 on the first blade 1 and the second blade 5 are close to each other, because the middle ends of the first blade 1 and the second blade 5 are connected with the bolt 3, the first blade 1 and the second blade 5 rotate respectively by taking the bolt 3 connected with each other as an axis, the blades 6 on the first blade 1 and the second blade 5 form an included angle in the rotation, an electric wire to be cut is placed between the included angles formed by the two blades 6, then the connecting arm of the wire cutter is pulled inwards, the two mounting wafers 10 are far away from each other, the included angle between the two blades 6 is gradually reduced until the two blades 6 are attached to each other, the electric wire is cut, and a high-frequency induction quenching layer is arranged on the blades 6 in the process, the hardness of the blade 6 is increased, so that the wire can be easily cut, and the first blade 1 always moves in the gap between the two limiting pieces 8 on the second blade 5, so that the vibration of the first blade 1 and the second blade 5 in the wire breaking process is reduced.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a tool bit body of bolt clipper, includes first blade (1) and second blade (5), its characterized in that: the utility model discloses a cutter blade, including first blade (5), second blade (5), spacing piece (8), and spacing piece (8) are isosceles trapezoid, spacing piece (8) and second blade (5) welded connection, two form the clearance between spacing piece (8), first blade (1) is identical with the clearance between two spacing pieces (8), one side of first blade (1) is provided with first preforming (2), and the opposite side of first blade (1) is provided with second preforming (9), one side that second blade (5) were kept away from in second preforming (9) is provided with nut (4), and nut (4) have two.

2. The bit body of a bolt clipper according to claim 1, characterized in that: the inner side of the nut (4) is provided with a bolt (3), and the bolt (3) is rotatably connected with the nut (4) through internal threads.

3. The bit body of a bolt clipper according to claim 2, characterized in that: the number of the bolts (3) is two, one of the bolts (3) penetrates through the first pressing plate (2), the second blade (5), the second pressing plate (9) and the nut (4) in sequence, and the other bolt (3) penetrates through the first pressing plate (2), the first blade (1), the second pressing plate (9) and the nut (4) in sequence.

4. The bit body of a bolt clipper according to claim 1, characterized in that: one side that first blade (1) and second blade (5) are close to each other all is provided with cutting edge (6), and has high frequency induction quenching layer on cutting edge (6).

5. The bit body of a bolt clipper according to claim 1, characterized in that: the bottom of each of the first blade (1) and the second blade (5) is provided with an installation wafer (10), and the installation wafer (10) is provided with a connecting hole (7).