CN211729251U

CN211729251U - Portable art designing knife

Info

Publication number: CN211729251U
Application number: CN202020096023.8U
Authority: CN
Inventors: 郑炜
Original assignee: Xiamen Jialian Technology Development Co ltd
Current assignee: Xiamen Jialian Technology Development Co ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-10-23
Anticipated expiration: 2030-01-16

Abstract

The utility model discloses a portable art knife, which comprises a knife handle, a blade and a slide block; a cutter groove is formed in the cutter handle, and the blade is sleeved in the cutter groove; the cutter handle is provided with a guide groove, and one side of the guide groove is provided with a plurality of limiting grooves; the sliding block is arranged in the guide groove; the sliding block comprises an upper block and a lower block; one end of the blade is detachably fixed on the lower block; the lower end of the upper block is slidably arranged on the lower block; an elastic limiting sheet is arranged on the outer side of the upper block; the middle part of the limiting piece is fixedly connected with the lower block, two wings of the limiting piece are embedded into the limiting groove, and the wing end of the limiting piece slides out of the limiting groove and drives the blade to slide along the cutter groove by pushing the upper block; therefore, this utility model can accomplish the blade extension or shrink when promoting the piece of going up, and the slider can hinder the blade automatically and remove when stopping promoting the piece of going up, and not only the flexible process of blade is smooth and easy, but also automatic locking blade, convenience simple to use.

Description

Portable art designing knife

Technical Field

The utility model relates to a cutter field, specific portable art designer sword that says so.

Background

The art designing knife is also commonly called as a graver or a wallpaper knife, is a knife for art and handicraft, is mainly used for cutting objects with soft texture, mainly consists of a knife handle and a blade and is of a pull-out structure. The blade of art knife is mostly the bevel connection, can be in the same direction as the marking off rupture of blade body with blunt, appears new blade point, facilitates the use. However, the conventional art knife has a problem that the blade is not smoothly drawn, a user usually needs to push the blade with a large force, and after the extension length of the blade is determined, another locking member needs to be started to fix the blade, which is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable art designer sword, this portable art designer sword can accomplish the blade extension or shrink when promoting the piece, and the slider can block the blade automatically and remove when stopping promoting the piece, and not only the flexible process of blade is smooth and easy, still can automatic locking blade, convenience simple to use.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a portable art knife comprises a knife handle, a blade and a sliding block; a cutter groove is formed in the cutter handle, and the blade is sleeved in the cutter groove; the side wall of the knife handle is provided with a guide groove communicated with the knife groove, and one side of the guide groove is provided with a plurality of limiting grooves at intervals along the length direction; the lower end of the sliding block is arranged in the guide groove; the sliding block comprises an upper block and a lower block; one end of the blade is detachably fixed on the lower block; the lower end of the upper block is slidably arranged on the lower block; an elastic limiting sheet is arranged on the outer side of the upper block; the middle part of the limiting piece is fixedly connected with the lower block, two wings of the limiting piece are embedded into the limiting groove, and the wing end of the limiting piece slides out of the limiting groove and drives the blade to slide along the cutter groove by pushing the upper block.

Furthermore, a sliding groove is formed in the lower block along the direction of the guide groove; the lower end of the upper block is embedded into the sliding groove; and a stop block for limiting the upper block to be separated from the sliding groove is fixed at the bottom end of the upper block.

Further, an inner limiting block used for limiting the limiting sheet to bend inwards is arranged between the two wing ends of the limiting sheet; the inner limiting block is fixedly connected with the lower block; outer limiting blocks for limiting the limiting sheet to bend outwards are arranged on the outer sides of the two wing ends of the limiting sheet respectively; the outer limiting block is fixedly connected with the lower block.

Furthermore, a plurality of broken lines are carved on one surface of the blade at intervals; the knife handle is detachably provided with a knife folding part for breaking the blade; the knife folding piece is provided with a breaking groove, and a blade to be broken is tightly embedded into the breaking groove; the width of the breaking groove is 1/2-2/3 of the width of the blade; the knife folding part is embedded into the knife groove and the guide groove; the side wall of the guide groove is provided with a locking groove; the side part of the folding knife part is provided with a locking block; the locking block is clamped in the locking groove.

Furthermore, anti-skid parts are arranged on two sides of the knife handle; a push plate is fixed at the upper end of the upper block; the upper end face of the folding cutter piece is provided with a rough part.

After the technical scheme is adopted, the utility model discloses following beneficial effect has:

1. the utility model relates to a portable art knife, when the upper block is not pushed, the two wing ends of the limiting sheet are embedded into the limiting groove, and the two wing ends of the upper block can be abutted against the two wing ends of the limiting sheet, so that the two wing ends of the limiting sheet can be prevented from turning inwards and sliding out of the limiting groove, and the blade can be effectively prevented from moving; when the upper block is pushed, the upper block moves along the sliding groove, the wing end of the limiting piece at the pushing advancing end slides out of the limiting groove, so that the lower block pushes the blade to advance, and the wing end of the limiting piece far away from the advancing end can slide out of the limiting groove backwards due to elasticity, so that the blade can be effectively pushed to move; when the upper block stops being pushed, under the elastic restoring action, the two wing ends of the limiting sheet are embedded into the limiting groove again, and the two ends of the upper block can abut against the two wing ends of the limiting sheet, so that the two wing ends of the limiting sheet can be prevented from being turned inwards to slide out of the limiting groove, and the blade can be effectively prevented from moving; therefore, the extension or the contraction of the blade can be completed when the upper block is pushed, the sliding block can automatically block the blade from moving when the upper block is stopped to be pushed, the stretching process of the blade is smooth, the blade can be automatically locked, and the use is simple and convenient.

2. The utility model relates to a portable art designer's sword, interior stopper can further stop up spacing piece incurve to when making not promote the piece, the blade is locked and can not take place to slide, and outer stopper can effectively prevent that spacing piece incurve is too big, improves the life of spacing piece.

3. The utility model relates to a portable art designer's sword, when the knife tip was damaged, can pull down a sword spare, will treat that the blade of breaking closely imbeds the groove of breaking to in with the blade rupture.

4. The utility model relates to a portable art designer's sword, push pedal and coarse portion can convenient to use person promote the piece and roll over the cutter spare, and the frictional force between hand and handle can be improved to antiskid portion simultaneously, is convenient for promptly grasp the handle of a knife.

Drawings

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

FIG. 2 is a schematic structural view of the present invention when the upper block is not installed;

FIG. 3 is an exploded view of the present invention;

FIG. 4 is a schematic structural view of the knife handle of the present invention;

fig. 5 is a front exploded view of the slider of the present invention;

fig. 6 is a back side exploded view of the slider of the present invention;

FIG. 7 is a schematic view of the blade of the present invention connected to the slider;

fig. 8 is a schematic structural view of the folding knife of the present invention.

The reference numbers in the figures denote:

1. a knife handle; 10. a cutter groove; 11. a guide groove; 12. a limiting groove; 13. a locking groove; 14. an anti-slip portion; 2. a blade; 20. breaking the line; 3. a slider; 30. loading blocks; 300. a stopper; 301. pushing the plate; 31. c, discharging; 310. a chute; 32. a limiting sheet; 33. an inner limiting block; 34. an outer stop block; 4. folding the knife; 40. breaking the groove; 41. a locking block; 42. a roughened portion.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 8, a portable utility knife includes a knife handle 1, a blade 2 and a slider 3; a cutter groove 10 is formed in the cutter handle 1, and the blade 2 is sleeved in the cutter groove 10; the side wall of the knife handle 1 is provided with a guide groove 11 communicated with the knife groove 10, and one side of the guide groove 11 is provided with a plurality of limiting grooves 12 at intervals along the length direction; the lower end of the sliding block 3 is arranged in the guide groove 11; the sliding block 3 comprises an upper block 30 and a lower block 31; one end of the blade 2 is detachably fixed on the lower block 31; the lower end of the upper block 30 is slidably arranged on the lower block 31; an elastic limiting sheet 32 is arranged on the outer side of the upper block 30; the middle part of the limiting sheet 32 is fixedly connected with the lower block 31, two wings of the limiting sheet 32 are embedded into the limiting groove 12, and the wing ends of the limiting sheet 32 slide out of the limiting groove 12 and drive the blade 2 to slide along the cutter groove 10 by pushing the upper block 30.

As shown in fig. 2, 3, 5 and 6, the lower block 31 is provided with a sliding groove 310 along the direction of the guide groove 11; the lower end of the upper block 30 is embedded into the sliding groove 310; a stopper 300 for limiting the upper block 30 from being separated from the sliding groove 310 is fixed to the bottom end of the upper block 30.

As shown in fig. 2, 3 and 5, an inner limiting block 33 for limiting the inward bending of the limiting sheet 32 is arranged between the two wing ends of the limiting sheet 32; the inner limiting block 33 is fixedly connected with the lower block 31; outer limiting blocks 34 for limiting the limiting sheet 32 to bend outwards are respectively arranged on the outer sides of the two wing ends of the limiting sheet 32; the outer limiting block 34 is fixedly connected with the lower block 31.

As shown in fig. 1, 2, 3, 4, 7 and 8, a plurality of breaking lines 20 are carved on one surface of the blade 2 at intervals; the knife handle 1 is detachably provided with a knife folding part 4 for folding the blade 2; the knife folding piece 4 is provided with a folding groove 40, and the blade 2 to be folded can be tightly embedded into the folding groove 40; the width of the breaking groove 40 is 1/2-2/3 of the width of the blade 2; the knife folding component 4 is embedded into the knife groove 10 and the guide groove 11; a locking groove 13 is formed in the side wall of the guide groove 11; the side part of the knife folding piece 4 is provided with a locking block 41; the locking block 41 is snapped into the locking groove 13.

As shown in fig. 1 to 8, anti-skid parts 14 are arranged on two sides of the tool holder 1; a push plate 301 is fixed at the upper end of the upper block 30; the upper end face of the folding knife element 4 is provided with a rough part 42.

The working principle of the utility model is as follows:

when the utility model relates to a portable art knife is used, when the upper block 30 is not pushed, the two wing ends of the limiting sheet 32 are embedded into the limiting groove 12, and the two wing ends of the upper block 30 can be abutted against the two wing ends of the limiting sheet 32, so that the two wing ends of the limiting sheet 32 can be prevented from being turned inwards and sliding out of the limiting groove 12, and the movement of the blade 2 can be effectively hindered; when the blade 2 needs to be extended or contracted, the upper block 30 is pushed, the upper block 30 moves along the sliding groove, and the wing end of the limiting piece 32 at the advancing end is pushed to slide out of the limiting groove 12, so that the lower block 31 pushes the blade 2 to advance, and at the moment, the wing end of the limiting piece 32 far away from the advancing end can slide out of the limiting groove 12 backwards due to elasticity, so that the blade 2 can be effectively pushed to move; when the upper block 30 stops being pushed, under the elastic recovery action, the two wing ends of the limiting sheet 32 are embedded into the limiting groove 12 again, and the two ends of the upper block 30 can abut against the two wing ends of the limiting sheet 32, so that the two wing ends of the limiting sheet 32 can be prevented from being turned inwards to slide out of the limiting groove 12, and the blade 2 can be effectively prevented from moving; when the tool tip of the blade 2 is damaged, the length of the blade 2 is adjusted, the fracture line 20 at the outermost end extends out of the tool holder 1, the blade folding part 4 is detached, and the blade 2 to be fractured is tightly embedded into the fracture groove 40, so that the blade 2 is fractured from the fracture line 20; therefore, the portable utility knife has the advantages of smooth extension process of the blade 2, automatic locking of the blade 2 and simple and convenient use.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A portable art knife comprises a knife handle (1), a blade (2) and a sliding block (3); a cutter groove (10) is formed in the cutter handle (1), and the cutter blade (2) is sleeved in the cutter groove (10); the utility model discloses a handle of a knife (1) lateral wall is provided with guide way (11) with sword groove (10) intercommunication, its characterized in that: a plurality of limiting grooves (12) are arranged on one side of the guide groove (11) at intervals along the length direction of the guide groove; the lower end of the sliding block (3) is arranged in the guide groove (11); the sliding block (3) comprises an upper block (30) and a lower block (31); one end of the blade (2) is detachably fixed on the lower block (31); the lower end of the upper block (30) is arranged on the lower block (31) in a sliding manner; an elastic limiting sheet (32) is arranged on the outer side of the upper block (30); the middle part of the limiting piece (32) is fixedly connected with the lower block (31), two wings of the limiting piece (32) are embedded into the limiting groove (12), and the wing end of the limiting piece (32) slides out of the limiting groove (12) and drives the blade (2) to slide along the cutter groove (10) by pushing the upper block (30).

2. The utility knife of claim 1, wherein: the lower block (31) is provided with a sliding groove (310) along the direction of the guide groove (11); the lower end of the upper block (30) is embedded into the sliding groove (310); the bottom end of the upper block (30) is fixed with a stop block (300) used for limiting the upper block (30) to be separated from the sliding groove (310).

3. The utility knife of claim 1, wherein: an inner limiting block (33) used for limiting the limiting sheet (32) to bend inwards is arranged between the two wing ends of the limiting sheet (32); the inner limiting block (33) is fixedly connected with the lower block (31); outer limiting blocks (34) used for limiting the limiting sheet (32) to bend outwards are arranged on the outer sides of the two wing ends of the limiting sheet (32) respectively; the outer limiting block (34) is fixedly connected with the lower block (31).

4. The utility knife of claim 1, wherein: a plurality of breaking lines (20) are carved on one surface of the blade (2) at intervals; a knife folding part (4) for breaking the blade (2) is detachably arranged on the knife handle (1); the knife folding piece (4) is provided with a breaking groove (40), and the blade (2) to be broken is tightly embedded into the breaking groove (40); the width of the breaking groove (40) is 1/2-2/3 of the width of the blade (2); the knife folding piece (4) is embedded into the knife groove (10) and the guide groove (11); a locking groove (13) is formed in the side wall of the guide groove (11); a locking block (41) is arranged at the side part of the folding knife piece (4); the locking block (41) is clamped in the locking groove (13).

5. The utility knife of claim 4, wherein: anti-skid parts (14) are arranged on two sides of the knife handle (1); a push plate (301) is fixed at the upper end of the upper block (30); the upper end face of the folding knife piece (4) is provided with a rough part (42).