CN215548821U - Art designing knife convenient for replacing blade - Google Patents

Abstract

The utility model discloses an art knife convenient for replacing a blade, which comprises a fixed seat, wherein one side of the fixed seat is fixedly connected with a sliding blade through a blade holder magnet, the other side of the fixed seat is fixedly connected with a locking block elastic sheet through a round head screw, a locking block is arranged between the locking block elastic sheet and the fixed seat, the upper end of the locking block is fixedly connected with a spring, the other end of the spring is fixedly connected with a push button, and the push button is connected in a groove in the upper end of a cutter shell in a sliding manner. In the utility model, the spare knife shell is arranged outside the knife shell, the switch of the knife shell is quickly opened, the spare knife shell automatically pops up, the blade is safely and quickly replaced, meanwhile, the spare knife shell can be repeatedly used, and the whole set of spare knife shell can be replaced and used without purchasing the blade again after the blade is used up, and only the whole set of spare shell needs to be purchased. The blade is prevented from being accidentally injured due to the fact that a user does not know how to mount the blade after buying the blade, the function of replacing the blade conveniently and quickly is achieved, and the blade is worth popularizing.

Description

Art designing knife convenient for replacing blade

Technical Field

The utility model relates to the field of art designing knives, in particular to an art designing knife convenient for replacing a blade.

Background

The utility knife is used for cutting. Also commonly known as nicking tools or wallpaper knives. When the utility knife is normally used, only the knife tip part is usually used, and cutting, carving and dotting are the main functions. However, the knife body of the knife is very brittle, the knife body which is too long cannot extend out when the knife is used, in addition, the hardness and the durability of the knife body are different due to different textures of the knife body, the knife body is mainly used for cutting soft textures, and the knife body is mainly composed of two parts, namely a plastic knife handle and a blade and is of a pull-out type structure. Also have a small number for the metal handle of a knife, the blade is mostly the bevel connection, can follow the marking off rupture of blade with the blunt, appears new blade point, facilitates the use. The utility knife has various sizes.

Chinese patent document CN201520972757.7 discloses an art knife, which comprises a blade and a protective casing, wherein the protective casing is provided with a sliding slot, the blade is fixed with a sliding member, and the sliding member is adjusted to control the blade to move in the sliding slot and extend out or retract into the protective casing; the inboard symmetry of spout is equipped with the multiunit constant head tank, the slider still includes the elasticity piece and presses the briquetting, the bottom of slider is located to the elasticity piece, be equipped with on the elasticity piece extend to both sides and with the stopper of constant head tank block, the stopper interval sets up two at least. This art designer's sword is through the location structure who improves the blade, lets the blade can stably draw the hard thing of saw and not squint, even long-term use, also can keep each part closely contradict, removes the potential safety hazard, but has the trouble and the problem of easily hindering the hand of changing the blade

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides an art knife with a blade convenient to replace.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides an art designing sword convenient to change blade, includes the fixing base, fixing base one side is passed through the opposite side of blade holder magnetism fixedly connected with slip blade and fixing base and is passed through button head screw fixedly connected with locking piece shell fragment, be provided with locking piece and locking piece upper end fixedly connected with spring between locking piece shell fragment and fixing base, the other end fixedly connected with of spring pushes away the button and pushes away button sliding connection in cutter housing upper end recess, the inboard sliding connection of cutter housing front end has slip blade and cutter housing front end, centre and rear end difference threaded connection have first bolt, second bolt and third bolt, cutter housing front end downside is provided with the middle reserve sword shell that is provided with in multi-functional cutting groove and cutter housing rear side, reserve sword shell inboard is provided with between reserve blade and the reserve sword shell and is provided with reserve shell fragment.

As a further description of the above technical solution:

the front end of the cutter shell is provided with a button switch.

As a further description of the above technical solution:

the rear side of the cutter shell is provided with a patterned rubber sheet.

As a further description of the above technical solution:

the upper end of the sliding blade is provided with a groove, and the fixed seat is provided with an arc-shaped bulge.

As a further description of the above technical solution:

push away button upside top fixedly connected with semicircle type block rubber and semicircle type block rubber upside and be provided with the recess.

As a further description of the above technical solution:

the position relation of the first bolt, the second bolt and the third bolt is always kept in a triangular shape.

As a further description of the above technical solution:

the sliding blade and the standby blade are both trapezoidal, and the knife edges of the standby blade and the sliding blade are both long edges.

The utility model has the following beneficial effects:

according to the utility model, firstly, the spare knife shell is arranged outside the knife shell, the knife shell switch is quickly opened, the spare knife shell automatically pops up, the blade is safely and quickly replaced, meanwhile, the spare knife shell can be repeatedly used, and the whole set of spare knife shell can be replaced and used without purchasing the blade again after the blade is used up, and only the whole set of spare knife shell needs to be purchased. The blade is prevented from being accidentally injured due to the fact that a user does not know how to mount the blade after buying the blade, the function of replacing the blade conveniently and quickly is achieved, and the blade is worth popularizing.

Drawings

FIG. 1 is an isometric view of an art knife with a replaceable blade according to the present invention;

FIG. 2 is a view of a sliding blade structure of an art knife with easy blade replacement according to the present invention;

FIG. 3 is a structure view of a spare blade housing of an art knife with a blade convenient to replace according to the present invention;

fig. 4 is a first bolt structure diagram of an art knife convenient for replacing a blade according to the present invention.

Illustration of the drawings:

1. a sliding blade; 2. the tool holder is magnetic; 3. a fixed seat; 4. a round head screw; 5. a locking block spring sheet; 6. a locking block; 7. a spring; 8. a push button; 9. a spare cutter shell; 10. a spare spring plate; 11. a spare blade; 12. a first bolt; 13. a second bolt; 14. a third bolt; 15. a multifunctional cutting groove; 16. a cutter housing.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: an art knife convenient for replacing a blade comprises a fixed seat 3, one side of the fixed seat 3 is fixedly connected with a sliding blade 1 through a knife seat magnet 2, the other side of the fixed seat 3 is fixedly connected with a locking block elastic sheet 5 through a round head screw 4, a locking block 6 is arranged between the locking block elastic sheet 5 and the fixed seat 3, the upper end of the locking block 6 is fixedly connected with a spring 7, the other end of the spring 7 is fixedly connected with a push button 8, the push button 8 is connected in a groove at the upper end of the cutter shell 16 in a sliding way, the inner side of the front end of the cutter shell 16 is connected with a sliding blade 1 in a sliding way, the front end, the middle and the rear end of the cutter shell 16 are respectively connected with a first bolt 12, a second bolt 13 and a third bolt 14 in a threaded way, a multifunctional cutting groove 15 is arranged at the lower side of the front end of the cutter shell 16, a spare cutter shell 9 is arranged in the middle of the rear side of the cutter shell 16, the spare knife shell 9 is provided with a spare blade 11 on the inner side, and a spare spring 10 is arranged between the spare blade 11 and the spare knife shell 9.

Firstly, the spare knife shell 9 is arranged outside the knife shell 16, the knife shell switch is quickly opened, the spare knife shell 9 automatically pops up, the blade can be safely and quickly replaced, meanwhile, the spare knife shell 9 can be repeatedly used, and the blade can be completely replaced and used without purchasing the blade again if the blade is used up, and only the whole spare knife shell 9 needs to be purchased. The blade is prevented from being accidentally injured due to the fact that a user does not know how to mount the blade after buying the blade, the function of replacing the blade conveniently and quickly is achieved, and the blade is worth popularizing.

16 front ends of cutter shell are provided with button switch, through popping out of the reserve sword shell 9 of on-off control, 16 rear sides of cutter shell are provided with the decorative pattern rubber piece, when using the cutter, can not the landing easily, slip blade 1 upper end is provided with the recess, it is protruding to be provided with the arc on fixing base 3, further restricts the position of slip blade 1 through recess and arch, it is provided with the recess to push away 8 upside top fixedly connected with semicircle type rubber blocks and semicircle type rubber block upsides of button. The position that the people of being convenient for can remove push button 8 in the outside, the positional relation of first bolt 12, second bolt 13 and third bolt 14 remains throughout for the triangle-shaped, and when fixed whole fine arts sword, the fixed mode of triangle-shaped makes the structure more stable, sliding blade 1 is trapezoidal and spare blade 11 and sliding blade 1's edge of a knife is long limit with spare blade 11 for the area of cutting edge is enough big when using the sword, convenient to use.

The working principle is as follows: firstly, the spare knife shell 9 is arranged outside the knife shell 16, the knife shell switch is quickly opened, the spare knife shell 9 automatically pops up, the blade can be safely and quickly replaced, meanwhile, the spare knife shell 9 can be repeatedly used, and the blade can be completely replaced and used without purchasing the blade again if the blade is used up, and only the whole spare knife shell 9 needs to be purchased. The blade is prevented from being accidentally injured due to the fact that a user does not know how to mount the blade after buying the blade, the function of replacing the blade conveniently and quickly is achieved, and the blade is worth popularizing.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims (7)

1. The utility model provides an art designing sword convenient to change blade, includes fixing base (3), its characterized in that: one side of the fixed seat (3) is fixedly connected with a sliding blade (1) through a tool holder magnet (2), the other side of the fixed seat (3) is fixedly connected with a locking block elastic sheet (5) through a round head screw (4), a locking block (6) is arranged between the locking block elastic sheet (5) and the fixed seat (3), the upper end of the locking block (6) is fixedly connected with a spring (7), the other end of the spring (7) is fixedly connected with a push button (8) and the push button (8) is slidably connected in a groove at the upper end of the tool shell (16), the inner side of the front end of the tool shell (16) is slidably connected with the sliding blade (1), the front end, the middle end and the rear end of the tool shell (16) are respectively in threaded connection with a first bolt (12), a second bolt (13) and a third bolt (14), the lower side of the front end of the tool shell (16) is provided with a multifunctional cutting groove (15), and the middle of the rear side of the tool shell (16) is provided with a spare tool shell (9), the inner side of the spare knife shell (9) is provided with a spare blade (11), and a spare elastic sheet (10) is arranged between the spare blade (11) and the spare knife shell (9).

2. An art knife to facilitate blade replacement as claimed in claim 1, wherein: the front end of the cutter shell (16) is provided with a button switch.

3. An art knife to facilitate blade replacement as claimed in claim 1, wherein: the rear side of the cutter shell (16) is provided with a patterned rubber sheet.

4. An art knife to facilitate blade replacement as claimed in claim 1, wherein: the upper end of the sliding blade (1) is provided with a groove, and the fixed seat (3) is provided with an arc-shaped bulge.

5. An art knife to facilitate blade replacement as claimed in claim 1, wherein: push away button (8) upside top fixedly connected with semicircle type block rubber and semicircle type block rubber upside and be provided with the recess.

6. An art knife to facilitate blade replacement as claimed in claim 1, wherein: the first bolt (12), the second bolt (13) and the third bolt (14) are always kept in a triangular shape.

7. An art knife to facilitate blade replacement as claimed in claim 1, wherein: the sliding blade (1) and the standby blade (11) are both trapezoidal, and the knife edges of the standby blade (11) and the sliding blade (1) are both long edges.

Images