CN211721111U

CN211721111U - Agricultural cutter

Info

Publication number: CN211721111U
Application number: CN202020205221.3U
Authority: CN
Inventors: 宋国栋
Original assignee: Wuyi Yuli Cutting Tool Factory
Current assignee: Wuyi Yuli Cutting Tool Factory
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2020-10-23
Anticipated expiration: 2030-02-25

Abstract

The agricultural cutter comprises a blade, a cutter hoop, a connecting pipe and a handle, wherein the cutter hoop and the handle are sleeved on the connecting pipe; a knife handle structure is formed at the end part of the blade, and a groove matched with the knife handle structure is formed on the knife hoop; the knife handle structure penetrates through the groove and extends into the knife hoop, and the outer wall of the knife handle structure is welded and fixed with the inner wall of the groove; compared with the prior art, the agricultural cutter has the advantages that the production steps of the agricultural cutter are reduced by welding and fixing the blade and the cutter hoop, so that the production efficiency of the agricultural cutter is improved, and meanwhile, the handle part of the agricultural cutter is similar in structure and is suitable for production of different agricultural cutters.

Description

Agricultural cutter

Technical Field

The utility model belongs to the technical field of the agricultural products, especially, relate to an agricultural cutter.

Background

Agricultural cutter includes the hook, the sword of mowing, the firewood sword, chopper etc, agricultural cutter is rural agricultural implement of reaping crops and mowing, constitute by blade and woodcut, have little sawtooth on some blades, generally be used for reaping wheat, corn etc., there is extensive use in rural area in addition, in prior art's agricultural cutter preparation process, usually with blade part embedded in woodcut, thereby realize being connected between blade and the woodcut, this kind of connected mode is simply connected by embedded, throw off easily between blade and the woodcut, because the blade is comparatively sharp, there is certain potential safety hazard.

Still some agricultural cutters even have the sleeve in the handle of a knife department of blade in the manufacturing process, and set up the screw or the round pin axle that are connected with the handle of a knife on the sleeve to realize the fixed connection between sleeve and the blade, and this kind of connected mode need punch after sleeve and the handle of a knife centre gripping, and carry out the setting of screw or round pin axle, and the step is more, and is inefficient.

SUMMERY OF THE UTILITY MODEL

The utility model relates to an overcome the defect among the above-mentioned prior art, provide a simple structure, processing is high-efficient, safe and reliable.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the agricultural cutter comprises a blade, a cutter hoop, a connecting pipe and a handle, wherein the cutter hoop and the handle are sleeved on the connecting pipe; a knife handle structure is formed at the end part of the blade, and a groove matched with the knife handle structure is formed on the knife hoop; the knife handle structure penetrates through the groove and extends into the knife hoop, and the outer wall of the knife handle structure and the inner wall of the groove are welded and fixed.

As an optimized scheme of the utility model, the sword hoop is hollow structure, and one of sword hoop serves and is formed with the working face, and the recess is located working face center department, and the recess is linked together with sleeve inside.

As an optimized scheme of the utility model, clearance fit between recess and the handle of a knife structure is formed with the clearance between the outer lane of handle of a knife structure and the recess.

As an optimized proposal of the utility model, the length of the knife handle structure is consistent with the diameter of the connecting pipe.

As an optimized scheme of the utility model, the handle of a knife structure is located the tip center department of blade, and the working face surface offsets with the blade.

As an optimized proposal of the utility model, the knife hoop is in clearance fit with the connecting pipe, and the end part of the connecting pipe is offset with the working surface.

As an optimized scheme of the utility model, the connecting pipe is hollow structure, and the recess is linked together with the connecting pipe.

As an optimized proposal of the utility model, the knife hoop and the connecting pipe are welded and fixed.

As an optimized scheme of the utility model, the handle cup joints on the connecting pipe, and handle and connecting pipe interference fit.

As an optimal scheme of the utility model, the handle is the rubber material, and the handle surface is formed with the rib.

The beneficial effects of the utility model are that, compare with prior art: the agricultural cutter has the advantages that the production steps of the agricultural cutter are reduced by welding and fixing the blade and the cutter hoop, so that the production efficiency of the agricultural cutter is improved, and meanwhile, the structure of the handle part of the agricultural cutter is similar, so that the agricultural cutter is suitable for production of different agricultural cutters.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of a tool tip;

FIG. 3 is a schematic view of the configuration of the tool holder;

FIG. 4 is a schematic view of the structure of the connection pipe;

FIG. 5 is a schematic view of the handle construction;

reference numbers in the figures: the tool comprises a blade 1, a tool handle structure 1-1, a tool hoop 2, a working surface 2-1, a groove 2-2, a connecting pipe 3 and a handle 4.

Detailed Description

The following describes embodiments of the present invention in detail with reference to the accompanying drawings.

As shown in fig. 1-5, the agricultural cutter comprises a blade 1, a tool holder 2, a connecting pipe 3 and a handle 4, wherein the tool holder 2 and the handle 4 are sleeved on the connecting pipe 3; a knife handle structure 1-1 is formed at the end part of the blade 1, and a groove 2-2 matched with the knife handle structure 1-1 is formed on the knife hoop 2; the knife handle structure 1-1 penetrates through the groove 2-2 and extends into the knife hoop 2, and the outer wall of the knife handle structure 1-1 and the inner wall of the groove 2-2 are welded and fixed.

The cutter handle structure 1-1 is located at the center of the end portion of the blade 1, the cutter handle structure 1-1 is a downward extending convex structure, the center of the cutter handle structure 1-1 is the largest in extension size, the cutter handle structure 1-1 is also a sheet structure, and the cutter handle structure 1-1 and the blade 1 are integrally formed.

The tool hoop 2 is of a hollow structure, a working face 2-1 is formed at one end of the tool hoop 2, the groove 2-2 is located in the center of the working face 2-1, the groove 2-2 is communicated with the interior of the sleeve, in the welding process of the tool handle structure 1-1 and the tool hoop 2, the tool handle structure 1-1 is placed in the groove 2-2, the surface of the working face 2-1 abuts against the blade 1 at the moment, the working face 2-1 plays a certain positioning role on the blade 1, meanwhile, the length of the tool handle structure 1-1 is consistent with the diameter of the connecting pipe 3, at the moment, two ends of the tool handle structure 1 simultaneously abut against the inner wall of the connecting pipe 3, the tool handle structure 1-1 is positioned, and the two sides of the tool handle structure 1 are welded simultaneously, so that the tool handle structure 1 and the tool hoop 2 are fixedly connected.

The groove 2-2 is in clearance fit with the knife handle structure 1-1, a clearance is formed between the outer ring of the knife handle structure 1-1 and the groove 2-2, the welding between the knife handle structure 1 and the knife hoop 2 is facilitated, the connecting pipe 3 is of a hollow structure, and the groove 2-2 is communicated with the connecting pipe 3.

The tool hoop 2 is in clearance fit with the connecting pipe 3, the tool hoop 2 is fixedly connected with the connecting pipe 3 in a welding mode, the length of the connecting pipe 3 is designed according to actual needs, the connecting pipe 3 is similar to the tool hoop 2 in structure, preferably, the connecting pipe 3 and the tool hoop 2 are both hollow cylindrical structures, and the end of the connecting pipe 3 is abutted to the working face 2-1.

The handle 4 is sleeved on the connecting pipe 3, the handle 4 is in interference fit with the connecting pipe 3, the handle 4 is made of rubber, and ribs 4-3 are formed on the surface of the handle 4.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Although the reference numerals in the figures are used more here: the terms of the blade 1, the handle structure 1-1, the tool hoop 2, the working surface 2-1, the groove 2-2, the connecting pipe 3, the handle 4 and the like do not exclude the possibility of using other terms; these terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The agricultural cutter is characterized by comprising a blade (1), a cutter hoop (2), a connecting pipe (3) and a handle (4), wherein the cutter hoop (2) and the handle (4) are sleeved on the connecting pipe (3); a knife handle structure (1-1) is formed at the end part of the blade (1), and a groove (2-2) matched with the knife handle structure (1-1) is formed on the knife hoop (2); the knife handle structure (1-1) penetrates through the groove (2-2) and extends into the knife hoop (2), and the outer wall of the knife handle structure (1-1) and the inner wall of the groove (2-2) are welded and fixed.

2. An agricultural cutter according to claim 1, wherein the tool holder (2) is a hollow structure, a working surface (2-1) is formed on one end of the tool holder (2), the groove (2-2) is located at the center of the working surface (2-1), and the groove (2-2) communicates with the inside of the sleeve.

3. An agricultural cutter according to claim 1, characterized in that the groove (2-2) is in clearance fit with the shank structure (1-1), and a clearance is formed between the outer ring of the shank structure (1-1) and the groove (2-2).

4. An agricultural cutter according to claim 1, characterized in that the length of the shank structure (1-1) corresponds to the diameter of the connecting tube (3).

5. An agricultural cutter according to claim 1, characterized in that the shank structure (1-1) is located in the center of the end of the blade (1), the surface of the working surface (2-1) being against the blade (1).

6. An agricultural cutter according to claim 1, characterized in that the tool holder (2) is a clearance fit with the connecting tube (3), the end of the connecting tube (3) abutting the working surface (2-1).

7. An agricultural cutter according to claim 1, characterized in that the connecting pipe (3) is a hollow structure, and the grooves (2-2) are communicated with the connecting pipe (3).

8. The agricultural cutter according to claim 1, wherein the tool holder (2) and the connecting pipe (3) are fixed by welding.

9. The agricultural cutter according to claim 1, wherein the handle (4) is sleeved on the connecting pipe (3), and the handle (4) is in interference fit with the connecting pipe (3).

10. An agricultural cutter as claimed in claim 1, wherein the handle (4) is of rubber material and ribs (4-3) are formed on the surface of the handle (4).