CN220516875U - Shearing tool - Google Patents

Abstract

The utility model discloses a shearing tool, which comprises a first shearing body and a second shearing body, wherein the first shearing body is connected with the second shearing body through a first pivot, the first shearing body is connected with a first shearing handle through a second pivot, the second shearing body is connected with a second shearing handle through a third pivot, the first shearing body is separated from the first shearing handle, and the second shearing body is separated from the second shearing handle; the split type pivot connection structure is adopted among the first shear body, the first shear handle, the second shear body and the second shear handle, so that the torsion radian between the shear body and the shear handle is canceled, and the first shear body, the first shear handle, the second shear body and the second shear handle are all straight pieces, so that the overall processing difficulty of the shear is reduced.

Description

Shearing tool

Technical Field

The utility model relates to the technical field of shearing, in particular to a shearing tool.

Background

The existing shearing tool generally integrates a handle and a shearing body, and realizes the shearing function through cross connection. In the application process, the handle applies force to enable the scissors to perform shearing operation, but the cross connection mode tends to enable dislocation between the scissors and the handle, namely bending radian exists between the handle and the blade, so that the process difficulty is increased; in addition, conventional shearing tools often do not have a labor-saving function, and when shearing some articles with relatively high thickness or hardness, relatively high strength is often required, and the shearing tools are inconvenient to use.

The utility model discloses an English type white iron scissor blade device, which mainly comprises a first scissor blade, a second scissor blade, a central shaft, a groove shaft hole, a ring shaft spring and a buckle, wherein the first scissor blade and the second scissor blade are intersected, the groove shaft hole for placing the ring shaft spring is arranged at the central position of the intersection of the first scissor blade and the second scissor blade, the central shaft is arranged in the groove shaft hole, the ring shaft spring is arranged at the central position on the central shaft, the buckle is arranged on the first scissor blade, the bottom end of the buckle is fixed on the second scissor blade, and the upper end of the buckle buckles the first scissor blade. The utility model is internally provided with the annular shaft spring, so that the operation is labor-saving, the muscle fatigue and the time loss are reduced, the shearing frequency is accelerated, and the working efficiency is improved. But the scissors body and the handle are of an integrated structure, and the connecting place of the scissors body and the handle is provided with a bending radian, so that the difficulty of a processing technology can be increased during processing, more defective products are caused, and the production cost is increased.

Disclosure of Invention

The utility model aims to solve the technical problems that: the scissors body and the handle of the existing scissors are integrated, so that the joint of the scissors body and the handle has a bending radian, and the technical problem of processing difficulty is improved. The utility model provides a shearing tool which can reduce the processing difficulty of processing, thereby reducing the production cost.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a shearing tool, includes first shear body and second shear body, first shear body with the second shear body is through first pivot connection, first shear body is connected with first handle of cutting through the second pivot, the second shear body is connected with the second handle of cutting through the third pivot, first shear body with first handle of cutting separates, the second shear body with the handle of cutting separates.

A shearing tool separates a shearing body from a shearing handle, a first shearing body is connected with the first shearing handle through a second pivot, a second shearing handle is connected with the second shearing body through a third pivot, the first shearing body is connected with the second shearing body through a first pivot, so that a main body of the shearing tool is formed, and the first shearing body, the first shearing handle, the second shearing body and the second shearing handle are all of straight pieces, so that the processing difficulty is reduced.

Preferably, the first shear body and the second shear body are of a straight sheet type, and the first shear handle and the second shear handle are of a straight sheet type. The straight piece type first shear body, the first shear handle, the second shear body and the second shear handle can reduce the processing difficulty and the production cost.

Preferably, the first scissor handle and the second scissor handle are connected through a fourth pivot. The first pivot, the second pivot, the third pivot and the fourth pivot can form a four-bar mechanism, so that the effect of saving power is achieved, and the shearing device is more convenient when shearing some thicker or harder objects.

Preferably, an axis formed by connecting the first pivot and the fourth pivot is perpendicular to an axis formed by connecting the second pivot and the third pivot. The four-bar linkage structure formed by the angle fit can be suitable for the combination of the straight-piece type scissors body and the scissors handle.

Preferably, the first shear body is provided with a first accommodating groove, the second shear body is provided with a second accommodating groove, and the first accommodating groove and the second accommodating groove are semi-circles with equal sizes. The first bending part is formed at one end of the first shearing handle, which is close to the first shearing body, the second bending part is formed at one end of the second shearing handle, which is close to the second shearing body, the first bending part is connected with the second bending part through a fourth pivot, and the first bending part is in an arc shape at one end of the first bending part, which is close to the second shearing body, and a second accommodating groove matched with the first bending part is formed on the second shearing body, so that the first bending part cannot interfere with the second shearing body when the shearing action is executed; similarly, one end of the second bending part, which is close to the first shear body, is arc-shaped, and correspondingly, the first shear body is provided with a first accommodating groove matched with the first accommodating groove, so that the second bending part cannot interfere with the first shear body when the shearing action is executed.

Preferably, the thickness of the first shear body is equal to that of the first shear handle, and the thickness of the second shear body is equal to that of the second shear handle. The thickness of the first shear body, the thickness of the first shear handle, the thickness of the second shear body and the thickness of the second shear handle are equal, so that the whole surface of the shear can be smoother, and the attractiveness of the shear is improved.

Preferably, the first scissor handle top is bent inward to form a first bending portion, and the second scissor handle top is bent inward to form a second bending portion. The bending part is used for connecting the first shearing handle and the second shearing handle to form a fulcrum of the four-bar mechanism.

Preferably, the first shear handle is provided with a first blocking portion, and the second shear handle is provided with a second blocking portion. The first blocking part and the second blocking part can avoid transition dislocation of the first scissors body and the second scissors body when being folded.

Preferably, the first scissor handle and the second scissor handle are coated with a coating layer. The friction force at the shearing handle can be increased through the arrangement of the coating layer, so that the force application of a user is facilitated, the hand slip is avoided, and meanwhile, the hand feeling can be improved through the coating layer 15.

The utility model has the following substantial effects: the first shear body, the first shear handle, the second shear body and the second shear handle adopt split pivot connection structures, so that the torsion radian between the shear body and the shear handle is eliminated, and the first shear body, the first shear handle, the second shear body and the second shear handle are all straight pieces, so that the overall processing difficulty of the shear is reduced; the scissors also use a four-bar structure, so that the scissors are more labor-saving when shearing objects.

Drawings

FIG. 1 is a front view of an embodiment;

FIG. 2 is an oblique side view of an embodiment;

fig. 3 is a rear view of an embodiment.

Wherein: 1. the first scissors body, 2, the second scissors body, 3, the first scissors handle, 4, the second scissors handle, 5, the first pivot, 6, the second pivot, 7, the third pivot, 8, the fourth pivot, 9, the first accommodation groove, 10, the second accommodation groove, 11, the first bending part, 12, the second bending part, 13, the first blocking part, 14, the second blocking part, 15 and the coating layer.

Detailed Description

The following description of the embodiments of the present utility model will be made with reference to the accompanying drawings.

A shearing tool, as shown in figures 1, 2 and 3, mainly comprises a first shearing body 1, a second shearing body 2, a first shearing handle 3 and a second shearing handle 4. The first shear body 1 and the first shear handle 3 are separated, the second shear body 2 and the second shear handle 4 are separated, and the shear body and the shear handle are cast separately. And the whole of the first scissors body 1, the second scissors body 2, the first scissors handle 3 and the second scissors handle 4 are straight pieces, and the processing difficulty is further reduced, so that the whole production cost of the scissors is reduced.

The first shear body 1 is connected with the second shear body 2 at the bending part of the shear body through a first pivot 5, the first shear body 1 is connected with the first shear handle 3 through a second pivot 6, the second shear body 2 is connected with the second shear handle 4 through a third pivot 7, and the top of the first shear handle 3 is connected with the top of the second shear handle 4 through a fourth pivot 8. The first pivot 5, the second pivot 6, the third pivot 7 and the fourth pivot 8 can form a four-bar linkage, so that the effect of saving power is achieved when shearing some thicker or harder objects, and the object shearing process of the scissors is more convenient. When the scissors are opened, the first scissors body 1 and the second scissors body 2 are rotated and separated around the first pivot 5, meanwhile, the first scissors handle 3 and the first scissors body 1 are rotated around the second pivot 6, the second scissors body 2 and the second scissors handle 4 are rotated around the third pivot 7, the first scissors handle 3 and the second scissors handle 4 are rotated around the fourth pivot 8, and meanwhile, the fourth pivot 8 moves away from the scissors body. The axes formed by the connection of the first pivot 5 and the fourth pivot 8 and the axes formed by the connection of the second pivot 6 and the third pivot 7 remain perpendicular to each other during the movement.

A first bending part 11 is formed at one end of the first shear handle 3, which is close to the first shear body 1, a second bending part 12 is formed at one end of the second shear handle 4, which is close to the second shear body 2, the first bending part 11 is connected with the second bending part 12 through a fourth pivot 8, in order to reduce the width of the part and not influence the normal operation of the four-bar mechanism, one end of the first bending part 11, which is close to the second shear body 2, is arc-shaped, and correspondingly, a second accommodating groove 10 matched with the second bending part is formed on the second shear body 2, so that the first bending part 11 cannot interfere with the second shear body 2 when the shearing action is executed; similarly, the end of the second bending portion 12 near the first shear body 1 is arc-shaped, and correspondingly, the first shear body 1 is formed with a first accommodating groove 9 adapted thereto, so that the second bending portion 12 does not interfere with the first shear body when performing the shearing action.

The inner sides of the handles of the first scissors handle 3 and the second scissors handle 4 are respectively provided with a first blocking part 13 and a second blocking part 14, and the first blocking part 13 and the second blocking part 14 can be mutually propped against each other when the scissors are completely retracted, so that transition dislocation of the first scissors body 1 and the second scissors body 2 when the scissors are closed is avoided.

The grab handles of the first scissor handle 3 and the second scissor handle 4 are wrapped with the anti-slip coating layer 15, so that the situation that a user shears some thicker or harder objects due to the fact that the surfaces of the scissor handles are smooth and slipping occurs can be avoided, and meanwhile, the handfeel of the coating layer 15 can be improved.

The first scissors body 1 and the second scissors body 2 are identical in shape and size, and the first scissors handle 3 and the second scissors handle 4 are identical in shape and size, so that the processing is more convenient. And the thickness of the first scissors body 1, the first scissors handle 3, the second scissors body 2 and the second scissors handle 4 are equal, so that the whole surface of the scissors is smoother, and the whole aesthetic property of the scissors is enhanced.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims (7)

1. The shearing tool is characterized by comprising a first shearing body and a second shearing body, wherein the first shearing body is connected with the second shearing body through a first pivot, the first shearing body is connected with a first shearing handle through a second pivot, the second shearing body is connected with a second shearing handle through a third pivot, the first shearing body is separated from the first shearing handle, and the second shearing body is separated from the second shearing handle; the first shear handle is connected with the second shear handle through a fourth pivot; the first scissor handle top is bent inwards to form a first bending part, and the second scissor handle top is bent inwards to form a second bending part.

2. The cutting tool of claim 1, wherein the first and second cutting bodies are of a straight piece type and the first and second cutting handles are of a straight piece type.

3. A shear tool as claimed in claim 1, wherein the axis of connection of said first pivot and said fourth pivot is perpendicular to the axis of connection of said second pivot and said third pivot.

4. The cutting tool of claim 1, wherein the first cutting body is provided with a first receiving groove, the second cutting body is provided with a second receiving groove, and the first receiving groove and the second receiving groove are semi-circles with equal sizes.

5. A cutting tool according to claim 1, 2 or 3, wherein the first cutting body is of equal thickness to the first cutting shank and the second cutting body is of equal thickness to the second cutting shank.

6. A cutting tool according to claim 1, wherein the first cutting shank is provided with a first stop and the second cutting shank is provided with a second stop.

7. The cutting tool of claim 1, wherein said first and second handles are overcoated with a coating.