CN217291981U - Nipper pliers for hardware shearing - Google Patents

Abstract

The utility model discloses a five metals are cuted and are used sharp-nosed plier relates to sharp-nosed plier technical field, including left tong arm, right tong arm and round pin axle, left tong arm and right tong arm are articulated through the round pin axle, and left tong arm includes that left side is kept silent and left handle, and right tong arm includes that right side is kept silent and right handle, still includes the locking subassembly, and the locking subassembly includes ratchet dish, first pawl and second pawl, and the rigid coupling of ratchet dish is selling epaxial, and ratchet dish edge is provided with the ratchet tooth, and the rotatable setting of first pawl is at left handle front end, and the second pawl is rotatable to be set up at right handle front end. The utility model discloses a set up the locking subassembly, use the utility model discloses when cuting or pressing from both sides the thing, the user holds left handle and right handle tightly, can drive the front end card dress of first pawl and second pawl in the ratchet tooth on the ratchet dish, and the clamping position who keeps silent in the locking left side and keep silent in the right side reduces the output that the user lasts hand power, alleviates hand fatigue, reaches laborsaving effect, and overall structure is simple, convenient operation, cost of manufacture are low.

Description

Nipper pliers for hardware shearing

Technical Field

The utility model relates to a long-nosed pliers technical field specifically is a five metals is cuted and is used long-nosed pliers.

Background

The nipper pliers are common pliers-shaped tools, can be operated in a narrow working space, are one of common tools for electrician assembly and repair work, have the advantages of simple and flexible structure in the existing nipper pliers on the market at present, but the existing nipper pliers are operated manually, when clamping objects, if the object needs to be clamped for a long time, the user often needs to grip the object with strength for a long time, the hand of the user is fatigued, and when the object is sheared, particularly, when relatively hard objects are sheared, great effort is needed, the shearing force is possibly continuous due to insufficient pressure, even the objects can be sheared by repeatedly shearing for many times, when the hardware is repeatedly sheared, the shearing position needs to be repeatedly determined every time, time and labor are wasted, and therefore the long-nosed pliers for hardware shearing are provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a sharp-nose pliers for hardware shearing.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a five metals are sheared and are used sharp-nosed plier, including left tong arm, right tong arm and round pin axle, left tong arm and right tong arm are articulated through the round pin axle, left tong arm is including integrative left side of setting is kept silent and left handle, right tong arm is kept silent and right handle including the right side that sets up, the left side is kept silent and one side that right handle is relative has set gradually pincers thing mouth and is sheared edge, still include the locking subassembly, the locking subassembly includes the ratchet dish, first pawl and second pawl, the setting can be dismantled at the round pin epaxial in ratchet dish, ratchet dish edge is provided with the ratchet tooth of symmetric distribution, the rotatable setting of first pawl is at left handle front end, the rotatable setting of second pawl is at right handle front end.

Preferably, the outer side of the first pawl is provided with a first elastic sheet, the front end of the first elastic sheet abuts against the outer side of the first pawl, and the rear end of the first elastic sheet is fixedly connected to the left tong arm.

Preferably, a second elastic sheet is arranged on the outer side of the second pawl, the front end of the second elastic sheet abuts against the outer side of the second pawl, and the rear end of the second elastic sheet is fixedly connected to the right clamp arm.

Preferably, the rear end of the first pawl is hinged with a first connecting rod, the rear end of the second pawl is hinged with a second connecting rod, and the free ends of the first connecting rod and the second connecting rod are hinged with each other.

Preferably, one end of the first connecting rod and one end of the second connecting rod, which are hinged to each other, are provided with a pull ring.

Preferably, the outer parts of the left handle and the right handle are respectively sleeved with an anti-skid rubber sleeve.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a set up the locking subassembly, in using the utility model discloses when cuting or pressing from both sides the thing, the user holds left handle and right handle tightly, can drive in the front end card dress of first pawl and second pawl ratchet teeth on the ratchet dish, the clamping position who keeps silent with the right side in the locking left side, reduce the output that the user lasts the hand power, alleviate hand fatigue, reach laborsaving effect, guarantee the firm that first pawl and second pawl clamped through the first shell fragment that sets up and second shell fragment, through mutual articulated pull ring, first connecting rod and second connecting rod, operator operation pull ring drives first connecting rod and second connecting rod, can relieve the locking effect of pawl, the person of facilitating the use uses, overall structure is simple, high convenience in operation, low in manufacturing cost.

Drawings

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

FIG. 2 is a schematic view of the three-dimensional structure of the present invention (the left jaw and the right jaw are open);

fig. 3 is a schematic perspective view of the present invention (the left jaw and the right jaw are closed);

fig. 4 is a schematic view of a part a of the enlarged structure of fig. 1 according to the present invention.

In the figure: 1. a left jaw; 2. a left handle; 3. a right jaw; 4. a right handle; 5. a clamp port; 6. cutting the opening; 7. a ratchet wheel disc; 8. a first pawl; 9. a second pawl; 10. ratchet teeth; 11. a first spring plate; 12. a second elastic sheet; 13. a first link; 14. a second link; 15. a pull ring; 16. and (7) a pin shaft.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings.

Referring to fig. 1-4, a sharp-nose pliers is used in five metals shearing, including left tong arm, right tong arm and round pin axle 16, left tong arm and right tong arm rotate through round pin axle 16 and articulate, left tong arm includes left tong 1 and left handle 2 that integrated processing formed, right tong arm includes right tong 3 and right handle 4 that integrated processing formed, it has tong mouth 5 and cutting 6 to process in proper order to have in the relative one side of left tong 1 and right tong mouth 3, tong mouth 5 can be used to the centre gripping object, cutting 6 can be used to cut hard thing, left handle 2 and right handle 4's outside all overlaps and is equipped with anti-skidding gum cover, anti-skidding gum cover has antiskid and insulating effect, it is high to grip the comfort level, the security is strong.

Referring to fig. 1-4, the nipper pliers for hardware shearing further comprise a locking assembly, the locking assembly comprises a ratchet disc 7, a first pawl 8 and a second pawl 9, the ratchet disc 7 is mounted on a pin 16 through a bolt, symmetrically distributed ratchet teeth 10 are machined on the edge of the ratchet disc 7, the first pawl 8 is rotatably mounted at the front end of the left handle 2 through a positioning pin, the second pawl 9 is rotatably mounted at the front end of the right handle 4 through a positioning pin, the front ends of the first pawl 8 and the second pawl 9 can be clamped into the ratchet teeth 10 to limit the position where the left jaw 1 and the right jaw 3 clamp an object, a first elastic sheet 11 is mounted on the outer side of the first pawl 8, the front end of the first elastic sheet 11 abuts against the outer side of the first pawl 8, the rear end of the first elastic sheet 11 is fixed on the left jaw arm through a bolt, the first pawl 8 is pressed by the first elastic sheet 11, so that the front end of the first pawl 8 can be firmly clamped into the ratchet teeth 10, a second elastic sheet 12 is arranged on the outer side of the second pawl 9, the front end of the second elastic sheet 12 is abutted against the outer side of the second pawl 9, the rear end of the second elastic sheet 12 is fixed on the right forceps arm through a bolt, the second pawl 9 is pressed through the second elastic sheet 12, the front end of the second pawl 9 can be firmly clamped in the ratchet teeth 10, a first connecting rod 13 is rotatably arranged at the rear end of the first pawl 8, a second connecting rod 14 is rotatably arranged at the rear end of the second pawl 9, the free end of the first connecting rod 13 and the free end of the second connecting rod 14 are connected together through a pull ring 15, a user pushes the pull ring 15, the first pawl 8 and the second pawl 9 can be driven to overcome the elastic forces of the first elastic sheet 11 and the second elastic sheet 12 respectively through the transmission of the first connecting rod 13 and the second connecting rod 14, so that the front ends of the first pawl 8 and the second pawl 9 are separated from the ratchet teeth 10, and the locking of the left forceps jaw 1 and the right forceps jaw 3 is released, the pull ring 15 is more labor-saving and convenient to pull.

When the clamping device is used, when an object needs to be clamped, a user grips the left handle 2 and the right handle 4, after the clamped object is clamped in the object clamping opening 5, the front ends of the first pawl 8 and the second pawl 9 are respectively clamped into the ratchet teeth 10, the clamping positions of the left jaw 1 and the right jaw 3 on the object are kept locked, the user does not need to keep the forced gripping state of the left handle 2 and the right handle 4 all the time, labor is saved, and the labor intensity of the user is reduced; when the object to be sheared needs to be cut, the object to be sheared is placed at the position of the shearing opening 6, a user can tightly hold the left handle 2 and the right handle 4 to complete shearing work, when the object to be sheared is thick and difficult to shear, the user can not completely shear once exerting force, the hand fatigue can not continue to exert force, the user can loosen the holding of the left handle 2 and the right handle 4, at the moment, the front ends of the first pawl 8 and the second pawl 9 are clamped in the ratchet teeth 10, the shearing opening 6 still keeps the clamping state of the object to be sheared, the user can exert larger shearing force after relieving the hand fatigue, the object to be sheared is convenient to shear the thick and difficult to shear, the use is convenient, and labor is saved.

It should be noted that, in the embodiment of the present invention, the first elastic sheet 11, the second elastic sheet 12, the pin 16, the bolt, and the positioning pin are all applied in the prior art.

In the description of this patent, it is to be understood that the terms "upper," "lower," "inner," "outer," "center," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the patent and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the patent.

In this patent, unless expressly stated or limited otherwise, the terms "combined," "disposed," "connected," "secured," and the like are intended to be inclusive and mean, for example, that they may be fixedly connected, releasably connected, or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate, or they may be connected internally or in an interactive relationship with each other, and unless otherwise specifically limited, the specific meaning of the above terms in this patent will be understood by those skilled in the art according to the specific circumstances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims (6)

1. The utility model provides a five metals are sheared and are used sharp-nosed pliers, includes left tong arm, right tong arm and round pin axle (16), left side tong arm and right tong arm pass through round pin axle (16) are articulated, left side tong arm is including integrative left side of setting keep silent (1) and left handle (2), right side tong arm is including integrative right side of setting keep silent (3) and right handle (4), one side that (1) and right side of keeping silent (3) are relative is kept silent in a left side and is set gradually pincers thing mouth (5) and cut (6), its characterized in that: still include the locking subassembly, the locking subassembly includes ratchet dish (7), first pawl (8) and second pawl (9), the setting can be dismantled on round pin axle (16) in ratchet dish (7), and ratchet dish (7) edge is provided with symmetric distribution's ratchet tooth (10), first pawl (8) rotatable setting is in left handle (2) front end, second pawl (9) rotatable setting is in right handle (4) front end.

2. The sharp-nose pliers for hardware shearing as claimed in claim 1, wherein: the outer side of the first pawl (8) is provided with a first elastic sheet (11), the front end of the first elastic sheet (11) abuts against the outer side of the first pawl (8), and the rear end of the first elastic sheet (11) is fixedly connected to the front end of the left handle (2).

3. The nipper pliers for hardware shearing as claimed in claim 2, wherein: the outer side of the second pawl (9) is provided with a second elastic sheet (12), the front end of the second elastic sheet (12) abuts against the outer side of the second pawl (9), and the rear end of the second elastic sheet (12) is fixedly connected to the front end of the right handle (4).

4. The sharp-nose pliers for hardware shearing as claimed in claim 3, wherein: the rear end of the first pawl (8) is hinged with a first connecting rod (13), the rear end of the second pawl (9) is hinged with a second connecting rod (14), and the free ends of the first connecting rod (13) and the second connecting rod (14) are hinged with each other.

5. The sharp-nose pliers for hardware shearing as claimed in claim 4, wherein: and one end of the first connecting rod (13) and one end of the second connecting rod (14) which are hinged with each other are provided with a pull ring (15).

6. The sharp-nose pliers for hardware shearing as claimed in claim 5, wherein: and anti-skid rubber sleeves are sleeved outside the left handle (2) and the right handle (4).

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