CN210650771U

CN210650771U - Cutter with conveniently-replaced blade

Info

Publication number: CN210650771U
Application number: CN201921590375.2U
Authority: CN
Inventors: 龚宪瑞
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-06-02
Anticipated expiration: 2029-09-24

Abstract

The utility model discloses a can conveniently change cutter of blade, it includes handle of a knife and blade, and the blade is located the front end of handle of a knife, the front end of handle of a knife is equipped with the recess, and in the blade inserted the recess, be equipped with above the recess with handle of a knife fixed connection's knife cover, be equipped with the flexure strip on the knife cover, the tip of flexure strip compresses tightly on the blade. It is through establishing the recess at the front end of handle of a knife, and the blade is located the recess and compresses tightly through the flexure strip on the sword lid, changes convenient and fast, the utility model discloses simple structure is stable, and it is convenient to change, and whole cutter is than frivolous, and the operation is felt better, has gained better result of use.

Description

Cutter with conveniently-replaced blade

Technical Field

The utility model relates to a cutter, in particular to cutter that can conveniently change blade belongs to hand tool technical field.

Background

In the pedicure trade, in order to avoid taking place cross infection's phenomenon, need use disposable blade, but present cutter design is unsatisfactory, and the blade clamping is unstable, can take place to drop even in use, has the potential safety hazard, and the easy card of blade after using dies, dismantles the difficulty when changing the blade, and the handle of a knife is too thick grips and feels phenomenons such as not good, now urgently needs a more reliable cutter.

Disclosure of Invention

The to-be-solved technical problem of the utility model is: the utility model provides a can conveniently change cutter of blade, it is through establishing the recess at the front end of handle of a knife, and the blade is located the recess and compresses tightly through the flexure strip on the sword lid, changes convenient and fast, the utility model discloses simple structure is stable, and it is convenient to change, and whole cutter is than frivolous, and the operation is felt betterly, has solved the above-mentioned technical problem who exists.

The technical scheme of the utility model is that: the utility model provides a can conveniently change cutter of blade, it includes handle of a knife and blade, and the blade is located the front end of handle of a knife, the front end of handle of a knife is equipped with the recess, and in the blade inserted the recess, be equipped with above the recess with handle of a knife fixed connection's sword lid, be equipped with the flexure strip on the sword lid, the tip of flexure strip compresses tightly on the blade.

The groove is of a U-shaped structure, flanges which are symmetrically arranged are arranged on two sides of the groove, and the knife cover covers the flanges and is fixedly connected with the flanges.

The middle of the groove is provided with a positioning pin, the bottom end of the positioning pin is fixedly connected with the knife handle, and the top end of the positioning pin is positioned below the knife cover.

The knife cover is of a square flat plate structure, one or two Y-shaped slits are formed in the side edge of the knife cover, the elastic piece is located in the Y-shaped slits, one end of the elastic piece is fixedly connected with the knife cover, and the other end of the elastic piece inclines downwards and clings to the knife.

The blade is of a flat plate structure, an arc-shaped cutting edge is arranged at the front end of the blade, and an inclined plane matched with the side wall of the groove is arranged at the tail end of the blade.

The middle of the tail end of the blade is provided with a U-shaped notch, and the positioning pin is positioned in the U-shaped notch.

The knife cover is connected with the flange and the knife handle in a welding mode.

The utility model has the advantages that: compared with the prior art, the utility model discloses rational in infrastructure, facilitate the use, it is simple to change the blade, has following advantage:

the structure of the knife handle is simple, the processing technological process is reduced, and the production cycle is shorter;

2, the structure of the blade is very simple, the production difficulty is greatly reduced, the production efficiency can be increased, and the cost can be reduced;

3, the groove at the front end of the knife handle is communicated with the side surface, so that dirt in the knife handle can be cleaned conveniently, and the knife handle is clean and sanitary;

4, the thickness of the cutter can be made thin and light enough, and the use is very convenient and flexible;

5, the blade is pressed tightly through the elastic sheet on the knife cover, and the replacement is simple, convenient and quick;

and 6, the clamping reliability of the blade is improved, and the blade cannot fall off or shake in use.

Drawings

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

FIG. 2 is a cross-sectional view taken along line A-A of the present invention;

FIG. 3 is a cross-sectional view taken along line B-B of the present invention;

FIG. 4 is a schematic view of the blade structure of the present invention;

FIG. 5 is a cross-sectional view of a blade C-C of the present invention;

FIG. 6 is a schematic view of the knife cover structure of the present invention;

FIG. 7 is a cross-sectional view of the knife cover of the present invention;

fig. 8 is a schematic structural diagram of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.

Example 1: as shown in the attached drawings 1-3, the cutter with the blade convenient to replace comprises a cutter handle 5 and a blade 1, wherein the blade 1 is located at the front end of the cutter handle 5, a groove 4 is formed in the front end of the cutter handle 5, the blade 1 is inserted into the groove 4, a cutter cover 2 fixedly connected with the cutter handle 5 is arranged above the groove 4, an elastic sheet 22 is arranged on the cutter cover 2, and the end part of the elastic sheet 22 is tightly pressed on the blade 1.

Furthermore, the groove 4 is of a U-shaped structure, the flanges 3 are symmetrically arranged on two sides of the groove 4, and the knife cover 2 covers the flanges 3 and is fixedly connected with the flanges 3.

Furthermore, the middle of the groove 4 is provided with a positioning pin 6, the bottom end of the positioning pin 6 is fixedly connected with the knife handle 5, and the top end of the positioning pin is positioned below the knife cover 2.

Further, the knife cover 2 is of a square flat plate structure, two Y-shaped slits 21 are formed in the side edge of the knife cover 2, the elastic piece 22 is located in the Y-shaped slits 21, one end of the elastic piece 22 is fixedly connected with the knife cover 2, and the other end of the elastic piece inclines downwards and clings to the blade 1.

Further, the blade 1 is of a flat plate structure, an arc-shaped cutting edge 11 is arranged at the front end of the blade 1, and an inclined plane 13 matched with the side wall of the groove 4 is arranged at the tail end of the blade.

Furthermore, the middle of the tail end of the blade 1 is provided with a U-shaped notch 12, and the positioning pin 6 is positioned in the U-shaped notch 12.

Further, the knife cover 2 is connected with the flange 3 and the knife handle 5 in a welding mode.

The utility model discloses simple structure when needing to change blade 1, only need with blade 1 take out towards the front end can, insert recess 4 with 1 tail end of new blade again, blade 1 compresses tightly in recess 4 of handle of a knife 5 through flexure strip 22, no longer needs specialized tool, changes simple convenient and fast.

Example 2: as shown in the attached drawing 8, the cutter with the blade convenient to replace comprises a cutter handle 5 and a blade 1, wherein the blade 1 is located at the front end of the cutter handle 5, a groove 4 is formed in the front end of the cutter handle 5, the blade 1 is inserted into the groove 4, a cutter cover 2 fixedly connected with the cutter handle 5 is arranged above the groove 4, an elastic sheet 22 is arranged on the cutter cover 2, and the end portion of the elastic sheet 22 is tightly pressed on the blade 1.

Further, the knife cover 2 is of a square flat plate structure, a Y-shaped seam 21 is arranged on the side edge of the knife cover 2, the elastic piece 22 is located in the Y-shaped seam 21, one end of the elastic piece 22 is fixedly connected with the knife cover 2, and the other end of the elastic piece is inclined downwards and clings to the blade 1.

The parts of the present invention not described in detail are the known techniques of those skilled in the art. Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a can conveniently change cutter of blade, it includes handle of a knife (5) and blade (1), and blade (1) is located the front end of handle of a knife (5), its characterized in that: the utility model discloses a cutter handle, including handle of a knife (5), recess (4) are equipped with to the front end of handle of a knife (5), and in blade (1) inserted recess (4), be equipped with on recess (4) with handle of a knife (5) fixed connection's sword lid (2), be equipped with flexure strip (22) on sword lid (2), the tip of flexure strip (22) compresses tightly on blade (1).

2. The tool of claim 1, wherein the tool further comprises: the groove (4) is of a U-shaped structure, the flanges (3) which are symmetrically arranged are arranged on two sides of the groove (4), and the knife cover (2) covers the flanges (3) and is fixedly connected with the flanges (3).

3. A tool with an easily replaceable insert according to claim 1 or 2, wherein: the middle of the groove (4) is provided with a positioning pin (6), the bottom end of the positioning pin (6) is fixedly connected with the knife handle (5), and the top end of the positioning pin is located below the knife cover (2).

4. The tool of claim 1, wherein the tool further comprises: the knife cover (2) is of a square flat plate structure, one or two Y-shaped seams (21) are arranged on the side edge of the knife cover (2), the elastic piece (22) is positioned in the Y-shaped seam (21), one end of the elastic piece (22) is fixedly connected with the knife cover (2), and the other end of the elastic piece inclines downwards and clings to the blade (1).

5. The tool of claim 1, wherein the tool further comprises: the blade (1) is of a flat plate structure, an arc-shaped cutting edge (11) is arranged at the front end of the blade (1), and an inclined plane (13) matched with the side wall of the groove (4) is arranged at the tail end of the blade.

6. A tool with an easily replaceable blade according to claim 1 or 5, wherein: the middle of the tail end of the blade (1) is provided with a U-shaped notch (12), and the positioning pin (6) is positioned in the U-shaped notch (12).

7. The tool of claim 2, wherein the tool further comprises: the knife cover (2) is connected with the flange (3) and the knife handle (5) in a welding mode.