CN216577965U - Pipe cutting pliers - Google Patents

Abstract

The utility model discloses pipe cutting pliers which comprise a first clamp body and a second clamp body, wherein one end of the first clamp body is connected with one end of the second clamp body through a rotating shaft, the first clamp body comprises a positioning part and a first limiting part, an arc-shaped positioning groove is formed in the positioning part, the second clamp body comprises a cutting part and a second limiting part, a cutter groove is formed in the cutting part, a blade is connected in the cutter groove, the blade and the arc-shaped positioning groove are oppositely arranged, and the first limiting part and the second limiting part are oppositely arranged. The pipe cutting pliers are convenient to operate, high in operation efficiency, convenient to carry by operators, flat in cutting surface and convenient for subsequent use of pipes.

Description

Pipe cutting pliers

Technical Field

The utility model relates to a manual cutting tool, in particular to a pipe cutting pliers.

Background

The plastic pipe is used as a special device for material conveying, is widely applied to industries such as machinery, petroleum, chemical engineering, metallurgy and the like, and plays an important role in modern industrial production and people's life. The plastic pipe needs to be cut off due to use requirements in the use process.

At present, a large device or equipment is adopted for cutting and cutting off a plastic pipe, and the mode obviously has the problems of inconvenient operation and low working efficiency; and when adopting portable pliers operation, can have the defect of cutting hard, and the section unevenness of cutting of tubular product appears the burr of certain degree even, and is not pleasing to the eye enough, the normal use of tubular product of more not being convenient for.

And after the pipe cutting tool bit is used and damaged for a long time, a replaceable tool bit cannot be provided on the operation site, so that the practicability of the cutting device is greatly reduced.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the technical scheme provided by the utility model is as follows:

the utility model provides a pipe cutting pliers, includes first clamp and second clamp, the one end of first clamp with the one end of second clamp is connected through the pivot, first clamp includes location portion and first spacing portion, be equipped with the arc positioning groove on the location portion, the second clamp includes cutting portion and the spacing portion of second, be equipped with the sword groove in the cutting portion, the sword inslot is connected with the blade, the blade with the arc positioning groove sets up relatively, first spacing portion with the spacing portion of second sets up relatively.

The utility model is further provided with a replacing opening on the cutting part, the replacing opening is positioned on one side of the cutter groove, the other side of the cutter groove is provided with a first positioning hole, the replacing opening and the first positioning hole are oppositely arranged, and the blade is connected in the cutter groove through the matching of a positioning screw and the first positioning hole. The cutting part is reserved with a replacing opening, so that the blade is convenient to replace, and meanwhile, the production and the assembly are convenient.

The utility model is further provided with a spare groove arranged on the first clamp body or the second clamp body, a spare blade is arranged in the spare groove, a second positioning hole is arranged on one side of the spare groove, a spare screw is connected in the second positioning hole, and the spare screw is arranged opposite to the spare groove. A spare groove is arranged on one of the clamp bodies for storing the blade, and when the blade in use is damaged, the spare blade can be directly replaced; wherein spare screw is used for spacing reserve blade, avoids reserve blade free roll-off.

The utility model is further provided that the blade comprises a first blade part and a second blade part, a V-shaped included angle is formed between the first blade part and the second blade part, the joint of the first blade part and the second blade part is a blade part, and the blade part is arranged right opposite to the arc-shaped positioning groove. The blade adopts the structure of two crossing cutting edges, and when using the pipe cutting pliers, the cutting edge portion can easily cut the tubular product, makes things convenient for follow-up operation.

The elastic clamp further comprises a U-shaped elastic sheet, a first elastic part and a second elastic part are formed on two sides of the U-shaped elastic sheet respectively, the first clamp body comprises a first pressing part, the second clamp body comprises a second pressing part, a first positioning column is arranged on the first pressing part, a second positioning column is arranged on the second pressing part, the first elastic part is connected to the first positioning column, and the second elastic part is connected to the second positioning column. The U-shaped elastic sheet is used for resetting the first clamp body and the second clamp body after the first clamp body and the second clamp body are opened.

The utility model is further provided that the first clamp body further comprises a first connecting part, the second clamp body further comprises a second connecting part, the rotating shaft is arranged on the first connecting part and the second connecting part in a penetrating manner, and the rotating shaft is positioned between the first elastic part and the second elastic part.

The utility model is further arranged that the first limiting part is arranged close to the first connecting part, and the second limiting part is arranged close to the second connecting part.

The utility model is further provided that the first pressing part and the second pressing part are both provided with pressing stripes.

The utility model is further provided that one end of the positioning part far away from the rotating shaft is a first guide inclined plane, one end of the cutting part far away from the rotating shaft is a second guide inclined plane, and the first guide inclined plane and the second guide inclined plane are oppositely arranged. Guide inclined planes are respectively formed at the end part of the first clamp body and the end part of the second clamp body, and the pipe to be cut plays a role in guiding.

The utility model is further provided that the first clamp body or the second clamp body is provided with a cutting mark. The cutting mark is used for guiding the pipe placing direction and the cutting direction of the pipe cutting pliers during use.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects:

the pipe cutting pliers of the technical scheme have the use mode that: the operation is first pressed the splenium and the second is pressed the splenium and is made first clamp and second clamp open, put into the arc constant head tank with tubular product, the position according to the length adjustment tubular product that cuts, then fold first clamp and second clamp, make the blade portion of blade cut into tubular product, because the limiting displacement of first spacing portion and the spacing portion of second, the blade only need run through tubular product periphery one section can, tubular product body is held between the fingers to another hand, the other hand is pressed and is held the pipe cutting pliers and do the rotation action, the blade is around tubular product cutting at least a week, accomplish cutting to tubular product promptly.

The pipe cutting pliers are convenient to operate, high in operation efficiency, convenient to carry by operators, flat in cutting surface and convenient for subsequent use of pipes.

Drawings

FIG. 1 is a perspective view of an embodiment of the present invention.

Fig. 2 is an exploded view of an embodiment of the present invention.

Fig. 3 is a cross-sectional view of an embodiment of the present invention.

Detailed Description

For a further understanding of the present invention, reference will now be made in detail to the embodiments illustrated in the drawings.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, integrally connected, or detachably connected; either mechanically or electrically, or internally communicating two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art will understand the specific meanings of the above terms according to specific situations.

With reference to fig. 1-3, the technical solution of the present invention is a pipe cutting pliers, including a first clamp body 1 and a second clamp body 2, one end of the first clamp body 1 is connected to one end of the second clamp body 2 through a rotating shaft 8, the first clamp body 1 includes a positioning portion 11 and a first position-limiting portion 12, the positioning portion 11 is provided with an arc-shaped positioning slot 111, the second clamp body 2 includes a cutting portion 21 and a second position-limiting portion 22, the cutting portion 21 is provided with a knife slot 211, the knife slot 211 is connected to a blade 3, the cutting portion 21 is provided with a replacement opening 212, the replacement opening 212 is located on one side of the knife slot 211, the other side of the knife slot 211 is provided with a first positioning hole 213, the replacement opening 212 is opposite to the first positioning hole 213, the blade 3 is connected to the knife slot 211 through the cooperation of a positioning screw 4 and the first positioning hole 213, blade 3 includes first cutting edge portion 31 and second cutting edge portion 32, first cutting edge portion 31 with form V type contained angle between the second cutting edge portion 32, first cutting edge portion 31 with the junction of second cutting edge portion 32 is cutting edge portion 33, cutting edge portion 33 is just right arc positioning groove 111 sets up, first spacing portion 12 with the spacing portion 22 of second sets up relatively, be equipped with reserve groove 133 on the first clamp body 1, be equipped with reserve blade 7 in the reserve groove 133, one side of reserve groove 133 is equipped with second locating hole 134, second locating hole 134 in-connection has reserve screw 5, reserve screw 5 with reserve groove 133 sets up relatively.

The pipe cutting pliers further comprise a U-shaped elastic sheet 6, a first elastic portion 61 and a second elastic portion 62 are formed on two sides of the U-shaped elastic sheet 6 respectively, the first clamping body 1 comprises a first pressing portion 13, the second clamping body 2 comprises a second pressing portion 23, a first positioning column 131 is arranged on the first pressing portion 13, a second positioning column 231 is arranged on the second pressing portion 23, the first elastic portion 61 is connected to the first positioning column 131, the second elastic portion 62 is connected to the second positioning column 231, and pressing stripes (132, 232) are arranged on the first pressing portion 13 and the second pressing portion 23 respectively.

The first clip body 1 further comprises a first connecting portion 14, the second clip body 2 further comprises a second connecting portion 24, the rotating shaft 8 penetrates through the first connecting portion 14 and the second connecting portion 24, the rotating shaft 8 is located between the first elastic portion 61 and the second elastic portion 62, the first limiting portion 12 is arranged close to the first connecting portion 14, and the second limiting portion 22 is arranged close to the second connecting portion 24.

The end of the positioning portion 11 away from the rotating shaft 8 is a first guiding inclined surface 112, the end of the cutting portion 21 away from the rotating shaft 8 is a second guiding inclined surface 214, and the first guiding inclined surface 112 and the second guiding inclined surface 214 are oppositely arranged.

The first clamp body 1 is provided with a cutting mark 113, and the second clamp body 2 is provided with a cutting mark 215.

In this embodiment, a clamp spring is further disposed on the rotating shaft 8.

In the present embodiment, the structure of the spare blade 7 coincides with that of the blade 3.

In the embodiment, the positioning part 11 of the first clamp body 1 is provided with lightening holes, and the cutting part 21 of the second clamp body 2 is also provided with lightening holes, so that the whole pipe cutting pliers is lighter.

In this embodiment, the first positioning hole 213 and the second positioning hole 134 may be a counterbore, a through hole, or a blind hole, and both the first positioning hole 213 and the second positioning hole 134 are provided with internal threads.

In other embodiments, the standby groove 133 may be located on the second clip body 2.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the utility model, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the utility model.

Claims (10)

1. The utility model provides a pipe cutting pliers, its characterized in that includes first clamp and second clamp, the one end of first clamp with the one end of second clamp is connected through the pivot, first clamp includes location portion and first spacing portion, be equipped with the arc positioning groove on the location portion, the second clamp includes cutting portion and the spacing portion of second, be equipped with the sword groove in the cutting portion, the sword inslot is connected with the blade, the blade with the arc positioning groove sets up relatively, first spacing portion with the spacing portion of second all is close to the pivot.

2. A pipe cutting pliers as claimed in claim 1, wherein said cutting portion has a replacement opening on one side of said cutting portion, said cutting portion has a first positioning hole on the other side of said cutting portion, said replacement opening is opposite to said first positioning hole, and said cutting blade is connected in said cutting portion by a positioning screw engaged with said first positioning hole.

3. The pipe cutting pliers according to claim 1 wherein the first or second clamp body has a spare groove, a spare blade is disposed in the spare groove, a second positioning hole is disposed on one side of the spare groove, a spare screw is connected in the second positioning hole, and the spare screw is disposed opposite to the spare groove.

4. The pipe cutting pliers according to claim 1 wherein the blade includes a first blade portion and a second blade portion, a V-shaped included angle is formed between the first blade portion and the second blade portion, the junction of the first blade portion and the second blade portion is a blade portion, and the blade portion is disposed opposite to the arc positioning slot.

5. The pipe cutting pliers according to one of claims 1 to 4, further comprising a U-shaped spring, wherein a first elastic portion and a second elastic portion are respectively formed on two sides of the U-shaped spring, the first clamping body comprises a first pressing portion, the second clamping body comprises a second pressing portion, a first positioning post is arranged on the first pressing portion, a second positioning post is arranged on the second pressing portion, the first elastic portion is connected to the first positioning post, and the second elastic portion is connected to the second positioning post.

6. The pipe cutting pliers according to claim 5 wherein the first body further comprises a first connecting portion, the second body further comprises a second connecting portion, the shaft is threaded through the first connecting portion and the second connecting portion, and the shaft is located between the first resilient portion and the second resilient portion.

7. A pipe cutting pliers as claimed in claim 6 wherein said first stop portion is located adjacent said first connecting portion and said second stop portion is located adjacent said second connecting portion.

8. A pipe cutting pliers as claimed in claim 5 wherein said first and second pressing portions each have a pressing stripe.

9. A pipe cutting pliers as claimed in any one of claims 1 to 4 wherein the end of the locating portion remote from the shaft is a first guide ramp and the end of the cutting portion remote from the shaft is a second guide ramp, the first and second guide ramps being disposed opposite one another.

10. A pipe cutting pliers according to any one of claims 1 to 4 wherein said first body or said second body is provided with cutting indicia.

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