CN217434081U

CN217434081U - Multifunctional pliers

Info

Publication number: CN217434081U
Application number: CN202221342635.6U
Authority: CN
Inventors: 陈熠洋
Original assignee: Zhangjiagang Mingxing Metal Products Co ltd
Current assignee: Zhangjiagang Mingxing Metal Products Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-09-16
Anticipated expiration: 2032-05-31

Abstract

The utility model relates to a multifunctional pliers, including the first pincers body of cross-hinged and the second pincers body, and be used for the pivot of the first pincers body of articulated and the second pincers body, first binding clip is provided with first blade and first tooth mouth towards one side of second binding clip, be provided with on the second binding clip with the second blade of first blade symmetry, with the second tooth mouth of first tooth mouth symmetry, it is provided with first wire stripping blade to be located the axial one end of first tooth mouth, first wire stripping blade is connected with first binding clip detachably, the one end of second tooth mouth is provided with the second wire stripping blade of symmetry with first wire stripping blade, second wire stripping blade detachably connects on the second binding clip. The utility model discloses a connect first wire stripping blade and second wire stripping blade respectively on first binding clip and second binding clip, just so need not increase the length of itself of pliers, keep the light and handy characteristic of pliers, improve user experience and feel.

Description

Multifunctional pliers

Technical Field

The utility model belongs to the technical field of hardware and tools, concretely relates to multifunctional pliers.

Background

Pliers are various in types, and wire cutters and wire strippers are two types of pliers, and the two types of pliers are commonly used for electrical construction and belong to electric necessary tools. Therefore, an electrician always needs to carry a plurality of tools in the working process, which is very inconvenient and easy to lose.

In order to solve the problems, the existing wire pliers with wire stripping function have the head part which is not different from the head part of the common wire pliers, and the two plier handles at the rear part of the pivot are respectively provided with a wire stripping blade, so that the cutting and wire stripping are integrated on one plier, and the number of tools carried by an operator is reduced.

However, because the position of the wire stripping blade is arranged at the rear part of the pivot, the length of the whole pair of pliers is lengthened, so that the whole pair of pliers is heavier, inconvenient to use and easy to fatigue for users, and the production cost of the pliers is greatly increased.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: a pair of multifunctional pliers is provided, which can integrate the wire stripping function on the pliers to form a pair of pliers with dual functions of cutting and stripping without changing the length of the traditional wire pliers or sharp-nose pliers and basically without changing the weight of the traditional wire pliers or sharp-nose pliers.

In order to solve the technical problem, the utility model discloses a technical scheme is: a multifunctional pliers comprises a first pliers body, a second pliers body and a pivot, wherein the first pliers body and the second pliers body are hinged in a crossed mode, the pivot is used for hinging the first pliers body and the second pliers body, the first pliers head, a first pivoting portion and a first pliers handle are sequentially connected with the first pliers body from the front end to the rear end, the second pliers head, a second pivoting portion and a second pliers handle are sequentially connected with the second pliers body from the front end to the rear end, the first pivoting portion and the second pivoting portion are overlapped with each other, the pivot vertically penetrates through the first pivoting portion and the second pivoting portion to press the first pivoting portion and the second pivoting portion together, the first pivoting portion and the second pivoting portion can rotate relatively, the first pliers head is opposite to the second pliers head, a first cutting edge and a first tooth opening are arranged on one side, facing the second pliers head, a second cutting edge symmetrical to the first cutting edge and a second tooth opening symmetrical to the first tooth opening are arranged on the second pliers head, and the first tooth opening is a circular arc-shaped or polygonal through groove, the first tooth opening extends along the axial direction of the pivot, one end of the first tooth opening in the axial direction is provided with a first wire stripping blade, the first wire stripping blade is detachably connected with the first pliers head, one end of the second tooth opening is provided with a second wire stripping blade symmetrical to the first wire stripping blade, and the second wire stripping blade is detachably connected to the second pliers head.

Preferably, the first cutting edge and the second cutting edge are arranged near the pivot, and the first tooth mouth and the second tooth mouth are arranged at the front ends of the first cutting edge and the second cutting edge.

As a preferable scheme, a first clamping portion facing the second tong head is further arranged on the first tong head, a second clamping portion symmetrical to the first clamping portion is arranged on the second tong head, a large number of labial teeth are respectively arranged on the first clamping portion and the second clamping portion, the extending direction of any labial tooth is parallel to the axial direction of the pivot, and the first clamping portion and the second clamping portion are located at the front ends of the first tooth opening and the second tooth opening.

As a preferred scheme, the first wire stripping blade is semicircular, a plurality of semicircular wire stripping cutting edges which are sequentially arranged along the straight edge and have sequentially enlarged radiuses are formed on the straight edge of the first wire stripping blade, a positioning hole is formed in the middle of the first wire stripping blade, a first assembling groove matched with the first wire stripping blade is formed in the first binding clip, the first assembling groove is positioned at one axial end of the first tooth mouth, a threaded hole corresponding to the positioning hole in the first wire stripping blade is formed in the bottom surface of the first assembling groove, the first wire stripping blade is embedded in the first assembling groove and is fixed in the first assembling groove through a screw in threaded connection with the threaded hole in the first assembling groove, the second wire stripping blade is symmetrical with the first wire stripping blade, the straight edge of the first wire stripping blade is oppositely arranged with the straight edge of the second wire stripping blade, and when the first binding clip and the second binding clip are closed, the straight edge of the first wire stripping blade is connected with the straight edge of the second wire stripping blade, the second binding clip is provided with a second assembly groove matched with the second wire stripping blade, the second assembly groove is positioned on one side of the first tooth mouth, the bottom surface of the second assembly groove is provided with a threaded hole corresponding to the positioning hole on the second wire stripping blade, the second wire stripping blade is embedded in the second assembly groove and is fixed in the second assembly groove through a screw in threaded connection with the threaded hole on the second binding clip, and when the first binding clip and the second binding clip are closed, semicircular wire stripping cutting edges on the first wire stripping blade and the second wire stripping blade are in one-to-one involution.

As a preferred scheme, the arc surfaces of the first wire stripping blade and the second wire stripping blade are provided with positioning teeth extending axially, the arc inner walls of the first assembly groove and the second assembly groove matched with the first wire stripping blade and the second wire stripping blade are provided with tooth grooves matched with the positioning teeth, and the positioning teeth are meshed with the corresponding tooth grooves.

As a preferred scheme, the first wire stripping blade and the second wire stripping blade are both triangular or rectangular.

As a preferable scheme, a plurality of clamping teeth sequentially arranged along the front end and the rear end of the first tong head are respectively arranged on the circular-arc inner walls of the first tooth opening and the second tooth opening, the extending direction of any one clamping tooth is parallel to the axial direction of the pivot, and the clamping teeth on the first tooth opening and the clamping teeth on the second tooth opening are symmetrically arranged.

As a preferred scheme, the clamping teeth are positioned in the middle of the inner wall of the first tooth mouth, and the front part and the rear part of the inner wall of the first tooth mouth are respectively smooth surfaces.

The utility model has the advantages that: the utility model discloses a connect first wire stripping blade and second wire stripping blade respectively on first binding clip and second binding clip, just so need not increase the length of itself of pliers, and the quality of first wire stripping blade and second wire stripping blade is lighter, and is little to the weight influence of pliers, still can keep the light and handy characteristic of pliers, improves user experience and feels. Because do not increase more material, consequently, the utility model discloses also can not increase manufacturing cost by a wide margin, compare with the wire pliers that have the wire stripping function that provide in the background art, manufacturing cost is lower.

Drawings

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

FIG. 1 is an exploded perspective view of the present invention;

FIG. 2 is a rear view of the head of the multi-purpose pliers of the present invention;

FIG. 3 is a front view of the head of the multi-functional pliers of the present invention;

fig. 4 is a schematic view of a specific connection structure of a first wire stripping blade and a first binding clip;

in FIGS. 1 to 4: 1. the pliers comprise a first pliers body, 101, a first pliers head, 102, a first pivot part, 103, a first pliers handle, 2, a second pliers body, 201, a second pliers head, 202, a second pivot part, 203, a second pliers handle, 3, a pivot, 4a, a first cutting edge, 4b, a second cutting edge, 5a, a first tooth opening, 5b, a second tooth opening, 6a, a first stripping blade, 6b, a second stripping blade, 7a, a first clamping part, 7b, a second clamping part, 8, lip teeth, 9, a stripping edge, 10, a positioning hole, 11a, a first assembling groove, 11b, a second assembling groove, 12, a threaded hole, 13, a screw, 14, a positioning tooth, 15, a tooth socket, 16, a clamping tooth, 17 and a smooth surface.

Detailed Description

The following describes in detail a specific embodiment of the present invention with reference to the drawings.

As shown in fig. 1 to fig. 3, a pair of multi-functional pliers comprises a first pliers body 1 and a second pliers body 2 which are hinged in a crossed manner, and a pivot 3 for hinging the first pliers body 1 and the second pliers body 2, wherein the first pliers body 1 is a first pliers head 101, a first pivot part 102 and a first pliers handle 103 which are connected in sequence from the front end to the rear end, the second pliers body 2 is a second pliers head 201, a second pivot part 202 and a second pliers handle 203 which are connected in sequence from the front end to the rear end, the first pivot part 102 and the second pivot part 202 are overlapped with each other, the pivot 3 vertically passes through the first pivot part 102 and the second pivot part 202, the first pivot part 102 and the second pivot part 102 are pressed together, the first pivot part 102 and the second pivot part 202 can rotate relatively, the first pliers head 101 is opposite to the second pliers head 201, a first cutting edge 4a and a first tooth opening 5a are arranged on one side of the first pliers head 101 facing the second pliers head 201, the second cutting edge 4b symmetrical to the first cutting edge 4a and the second tooth mouth 5b symmetrical to the first tooth mouth 5a are arranged on the second forceps head 201, and when the first forceps head 101 and the second forceps head 201 are closed, the first cutting edge 4a is meshed with the second cutting edge 4 b. In this embodiment, the first tooth opening 5a and the second tooth opening 5b are circular-arc through grooves, and in actual production, the first tooth opening 5a and the second tooth opening 5b may also be designed as polygonal through grooves. The first tooth opening 5a extends along the axial direction of the pivot, one end of the first tooth opening 5a in the axial direction is provided with a first wire stripping blade 6a, the first wire stripping blade 6a is detachably connected with the first binding clip 101, one end of the second tooth opening 5b is provided with a second wire stripping blade 6b symmetrical to the first wire stripping blade 6a, and the second wire stripping blade 6b is detachably connected with the second binding clip 201.

In this embodiment, the first cutting edge 4a and the second cutting edge 4b are disposed adjacent to the pivot 3, and the first tooth mouth 5a and the second tooth mouth 5b are disposed at the front ends of the first cutting edge 4a and the second cutting edge 4 b. Set up like this, when pliers were cuted, the proportion of power arm and resistance arm was bigger, and it is lighter to cut, and the wire stripping resistance is less than the shearing resistance, consequently, sets up first tooth mouth 5a and second tooth mouth 5b at the front end of first blade 4a and second blade 4 b. Of course, in actual production, the first notch 5a and the second notch 5b may also be arranged near the pivot 3, so as to further reduce the distance from the first wire stripping blade 6a and the second wire stripping blade 6b to the pivot 3, and reduce the wire stripping resistance arm, so as to make wire stripping easier.

In this embodiment, the first wire stripping blade 6a and the second wire stripping blade 6b are detachably connected to the first binding clip 101 and the second binding clip 201, respectively, so that the first wire stripping blade 6a and the second wire stripping blade 6b can be separately processed, and since the first wire stripping blade 6a and the second wire stripping blade 6b need to be subjected to heat treatment, if the first wire stripping blade 6a and the second wire stripping blade are integrally formed with the first binding clip 101 and the second binding clip 201, the heat treatment difficulty is large, and the first binding clip 1 and the second binding clip 2 need to be subjected to integral heat treatment, which results in energy consumption waste, increased production cost, and low heat treatment efficiency. The first wire stripping blade 6a and the second wire stripping blade 6b are subjected to heat treatment independently, so that the heat treatment energy consumption can be greatly reduced, the production cost is reduced, and the heat treatment effect is effectively improved.

The first wire stripping blade 6a and the second wire stripping blade 6b are detachably connected with the first binding clip 101 and the second binding clip 201 respectively, and the first wire stripping blade 6a and the second wire stripping blade 6b can be replaced at any time according to needs, so that the service life of the pliers is prolonged. Meanwhile, the first wire stripping blade 6a and the second wire stripping blade 6b are assembled in a later stage, so that the assembling position can be corrected in the assembling process, the assembling precision is improved, the matching precision of the first wire stripping blade 6a and the second wire stripping blade 6b is improved, and the quality of the pliers is improved.

As shown in fig. 2 and 3, in the present embodiment, the first binding clip 101 is further provided with a first clamping portion 7a facing the second binding clip 201, the second binding clip 201 is provided with a second clamping portion 7b symmetrical to the first clamping portion 7a, the first clamping portion 7a and the second clamping portion 7b are respectively provided with a plurality of lip teeth 8, the extending direction of any one of the lip teeth 8 is parallel to the axial direction of the pivot 3, and the first clamping portion 7a and the second clamping portion 7b are located at the front ends of the first tooth opening 5a and the second tooth opening 5 b. The first clamping part 7a and the second clamping part 7b are meshed to clamp the workpiece, so that the pliers have a clamping function.

As shown in fig. 3, the first wire stripping blade 6a is semicircular, a plurality of semicircular wire stripping cutting edges 9 which are arranged along the straight edge in sequence and have sequentially enlarged radiuses are formed on the straight edge, a positioning hole 10 is formed in the middle of the first wire stripping blade 6a, a first assembling groove 11a which is matched with the first wire stripping blade 6a is formed on the first binding clip 101, the first assembling groove 11a is positioned at one axial end of the first tooth mouth 5a, a threaded hole 12 which corresponds to the positioning hole 10 on the first wire stripping blade 6a is formed in the bottom surface of the first assembling groove 11a, the first wire stripping blade 6a is embedded in the first assembling groove 11a, the first wire stripping blade 11a is fixed in the first assembling groove 11a through a screw 13 which is in threaded connection with the threaded hole 12 in the first assembling groove 11a, the second wire stripping blade 6b is symmetrical to the first wire stripping blade 6a, the straight edge of the first wire stripping blade 6a is arranged opposite to the straight edge of the second wire stripping blade 6b, when the first binding clip 101 and the second binding clip 201 are closed, the straight edge of the first wire stripping blade 6a is connected with the straight edge of the second wire stripping blade 6b, the second binding clip 201 is provided with a second assembling groove 11b matched with the second wire stripping blade 6b, the second assembling groove 11b is positioned on one side of the first tooth mouth 5a, the bottom surface of the second assembling groove 11b is provided with a threaded hole 12 corresponding to the positioning hole 10 on the second wire stripping blade 6b, the second wire stripping blade 6b is embedded in the second assembling groove 11b, the second wire stripping blade 6b is fixed in the second assembling groove 11b through a screw 13 in threaded connection with the threaded hole 12 on the second binding clip 201, and when the first binding clip 101 and the second binding clip 102 are closed, the semicircular cutting edges 9 on the first wire stripping blade 6a and the second wire stripping blade 6b are in a one-to-one correspondence.

The semicircular first wire stripping blade 6a and the semicircular second wire stripping blade 6b have smaller assembly area requirements, are suitable for the first binding clip 101 and the second binding clip 201, and after being matched with the first assembly groove 11a and the second assembly groove 11b, the arc surfaces of the first and second semicircular

wire stripping blades

6a and 6b are in contact with the concave arc surfaces of the first and second assembling

grooves

11a and 11b, so that the pressure is transmitted to the first and

second pliers bodies

101 and 201, and since the first and second

wire stripping blades

6a and 6b are semicircular, when the wire is stripped, the whole arc surfaces of the first wire stripping blade 6a and the second wire stripping blade 6b are the surfaces for transmitting force, the area for transmitting force is the largest, and the pressure of the first binding clip 101 and the second binding clip 201 on a unit area is the smallest, so that the structure can enable the pliers to be stressed more uniformly when the wire is stripped, and the service life of the pliers is longer.

Of course, in actual production, the first wire stripping blade 6a and the second wire stripping blade 6b may be both triangular or rectangular, and this embodiment does not need to be further unfolded.

In this embodiment, the circular arc inner walls of the first tooth opening 5a and the second tooth opening 5b are respectively provided with a plurality of clamping teeth 16 sequentially arranged along the front and rear end directions of the first binding clip 101, the extending direction of any one of the clamping teeth 16 is parallel to the axial direction of the pivot shaft 3, and the clamping teeth 16 on the first tooth opening 5a and the clamping teeth 16 on the second tooth opening 5b are symmetrically arranged. After the holding teeth 16 are provided on the circular arc-shaped inner walls of the first and

second notches

5a and 5b, the nut can be held by the first and

second notches

5a and 5b and rotated. In the present embodiment, the holding teeth 16 are disposed in the middle of the inner wall of the first tooth opening 5a, and the front and rear portions of the inner wall of the first tooth opening 5a are smooth surfaces 17. Thereby reducing the processing cost and the production cost.

Although the drawings adopted in the embodiment are wire pliers as an example, in actual production, the multifunctional pliers of the present invention may be wire pliers or sharp-nose pliers.

As shown in fig. 4, as a further optimization of the above technical solution, the first wire stripping blade 6a and the second wire stripping blade 6b are provided with positioning teeth 14 extending axially on the arc surfaces, the first assembly groove 11a and the second assembly groove 11b matched with the first wire stripping blade 6a and the second wire stripping blade 6b are provided with tooth sockets 15 matched with the positioning teeth 14 on the arc inner walls, and the positioning teeth 14 are engaged with the corresponding tooth sockets 15. The positioning teeth 14 are matched with the tooth grooves 15, so that the mounting accuracy of the first wire stripping blade 6a and the second wire stripping blade 6b is improved. Meanwhile, the installation stability of the first wire stripping blade 6a and the second wire stripping blade 6b is improved.

The utility model discloses the theory of operation is: the utility model discloses a connect first wire stripping blade 6a and second wire stripping blade 6b detachably respectively on first binding clip 101 and second binding clip 201, just so need not increase the length of itself of pliers, and first wire stripping blade 6a and second wire stripping blade 6 b's quality is lighter, and is little to the weight influence of pliers, still can keep the light and handy characteristic of pliers, improves user experience and feels. Because do not increase more material, and first wire stripping blade 6a and second wire stripping blade 6b can independently process, consequently, multi-functional pliers also can not increase manufacturing cost by a wide margin, compares with the wire pliers that has the wire stripping function that provides in the background art, and manufacturing cost is lower.

The above embodiments are merely illustrative of the principles and effects of the present invention, and some embodiments in use, and are not intended to limit the invention; it should be noted that various changes and modifications can be made by those skilled in the art without departing from the inventive concept, and these changes and modifications fall within the scope of the invention.

Claims

1. A multifunctional plier comprises a first plier body (1) and a second plier body (2) which are hinged in a crossed manner, and a pivot (3) used for hinging the first plier body (1) and the second plier body (2), wherein the first plier body (1) is provided with a first plier head (101), a first pivoting part (102) and a first plier handle (103) which are sequentially connected from the front end to the rear end, the second plier body (2) is provided with a second plier head (201), a second pivoting part (202) and a second plier handle (203) which are sequentially connected from the front end to the rear end, the first pivoting part (102) and the second pivoting part (202) are mutually overlapped, the pivot (3) vertically penetrates through the first pivoting part (102) and the second pivoting part (202) to press and press the first pivoting part (102) and the second pivoting part (202) together, the first pivoting part (102) and the second pivoting part (202) can relatively rotate, the first plier head (101) is opposite to the second plier head (201), it is characterized in that one side of the first tong head (101) facing the second tong head (201) is provided with a first cutting edge (4 a) and a first tooth opening (5 a), the second tong head (201) is provided with a second cutting edge (4 b) which is symmetrical to the first cutting edge (4 a), the first tooth opening (5 a) is a circular arc or polygonal through groove, the first tooth opening (5 a) extends along the axial direction of the pivot, a first wire stripping blade (6 a) is arranged at one end, located in the axial direction of the first tooth opening (5 a), of the first wire stripping blade (6 a) and detachably connected with the first tong head (101), a second wire stripping blade (6 b) symmetrical to the first wire stripping blade (6 a) is arranged at one end of the second tooth opening (5 b), and the second wire stripping blade (6 b) is detachably connected to the second tong head (201).

2. The multi-purpose pliers according to claim 1, wherein the first cutting edge (4 a) and the second cutting edge (4 b) are disposed adjacent to the pivot (3), and the first tooth notch (5 a) and the second tooth notch (5 b) are located at the front ends of the first cutting edge (4 a) and the second cutting edge (4 b).

3. The multifunctional pliers according to claim 2, wherein the first pliers head (101) is further provided with a first clamping portion (7 a) facing the second pliers head (201), the second pliers head (201) is provided with a second clamping portion (7 b) symmetrical to the first clamping portion (7 a), the first clamping portion (7 a) and the second clamping portion (7 b) are respectively provided with a plurality of labial teeth (8), the extending direction of any labial tooth (8) is parallel to the axial direction of the pivot (3), and the first clamping portion (7 a) and the second clamping portion (7 b) are located at the front ends of the first tooth opening (5 a) and the second tooth opening (5 b).

4. The multifunctional pliers according to claim 1, wherein the first wire stripping blade (6 a) is semicircular, a plurality of semicircular wire stripping cutting edges (9) which are sequentially arranged along the straight edge and have sequentially enlarged radii are formed on the straight edge, a positioning hole (10) is formed in the middle of the first wire stripping blade (6 a), a first assembling groove (11 a) which is matched with the first wire stripping blade (6 a) is formed in the first pliers head (101), the first assembling groove (11 a) is located at one axial end of the first tooth opening (5 a), a threaded hole (12) which corresponds to the positioning hole (10) in the first wire stripping blade (6 a) is formed in the bottom surface of the first assembling groove (11 a), the first wire stripping blade (6 a) is embedded in the first assembling groove (11 a), and is fixed in the first assembling groove (11 a) through a screw (13) which is in threaded connection with the threaded hole (12) in the first assembling groove (11 a), the second wire stripping blade (6 b) is symmetrical to the first wire stripping blade (6 a), the straight edge of the first wire stripping blade (6 a) is arranged opposite to the straight edge of the second wire stripping blade (6 b), when the first binding clip (101) and the second binding clip (201) are closed, the straight edge of the first wire stripping blade (6 a) is connected with the straight edge of the second wire stripping blade (6 b), a second assembling groove (11 b) matched with the second wire stripping blade (6 b) is arranged on the second binding clip (201), the second assembling groove (11 b) is positioned on one side of the first tooth mouth (5 a), the bottom surface of the second assembling groove (11 b) is provided with a threaded hole (12) corresponding to the positioning hole (10) on the second wire stripping blade (6 b), the second wire stripping blade (6 b) is embedded in the second assembling groove (11 b), and is fixed in the second assembling groove (11 b) through a screw (13) in threaded connection with the threaded hole (12) on the second wire stripping blade (201), when the first pliers head (101) and the second pliers head (201) are closed, semicircular wire stripping cutting edges (9) on the first wire stripping blade (6 a) and the second wire stripping blade (6 b) are in one-to-one involution.

5. The multifunctional pliers according to claim 4, wherein the first wire stripping blade (6 a) and the second wire stripping blade (6 b) are provided with axially extending positioning teeth (14) on the arc surfaces thereof, and the first assembly groove (11 a) and the second assembly groove (11 b) which are matched with the first wire stripping blade (6 a) and the second wire stripping blade (6 b) are provided with tooth grooves (15) matched with the positioning teeth (14) on the arc inner walls thereof, and the positioning teeth (14) are engaged with the corresponding tooth grooves (15).

6. The multi-purpose pliers according to claim 1, wherein said first and second stripping blades (6 a, 6 b) are triangular or rectangular.

7. The multi-functional pliers according to claim 1, wherein the circular arc inner walls of the first jaw (5 a) and the second jaw (5 b) are respectively provided with a plurality of clamping teeth (16) which are sequentially arranged along the front and rear end directions of the first head (101), the extending direction of any one clamping tooth (16) is parallel to the axial direction of the pivot (3), and the clamping teeth (16) on the first jaw (5 a) and the clamping teeth (16) on the second jaw (5 b) are symmetrically arranged.

8. The multi-purpose pliers according to claim 7, wherein said gripping tooth (16) is located in the middle of the inner wall of the first mouth (5 a), the front and rear parts of the inner wall of the first mouth (5 a) being plain (17).