CN216300638U

CN216300638U - High-strength corrosion-resistant graver

Info

Publication number: CN216300638U
Application number: CN202122907546.3U
Authority: CN
Inventors: 周锦杰
Original assignee: Zhejiang Tenghui Tool Co ltd
Current assignee: Zhejiang Tenghui Tool Co ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-04-15
Anticipated expiration: 2031-11-23

Abstract

The utility model provides a high-strength corrosion-resistant graver, belongs to the technical field of gravers, and solves the problems that the conventional high-strength corrosion-resistant graver cannot accommodate and protect a tool bit and is inconvenient to clean the tool bit. This corrosion-resistant carving tool of high strength, including the protecting crust, the right side of protecting crust inner chamber is rotated and is connected with the screw rod, the dish is turned round to the fixed surface of screw rod is connected with, and turn round the surface swing joint of dish and protecting crust, the surperficial threaded connection of screw rod has the dead lever, the dead lever is located the left side of turning round the dish, the internal thread has been seted up to the inside of the dead lever other end, the left inside of dead lever is provided with the connecting rod, the surface of connecting rod is provided with the external screw thread, threaded connection between connecting rod and the dead lever, the left side fixedly connected with blade of connecting rod, the equal fixedly connected with spring in the left front and back of protecting crust inner chamber. The tool bit can be stored and protected, and the surface of the tool bit is convenient to clean.

Description

High-strength corrosion-resistant graver

Technical Field

The utility model belongs to the technical field of gravers, and relates to a graver, in particular to a high-strength corrosion-resistant graver.

Background

The graver is a steel engraving tool with various tips, the rear part of the graver is provided with a wood handle, and the graver is usually round for the palm to take comfortably. The graver has an elliptic section and a rhombic section, and the top ends of the gravers are oblique points. The top end of the cutter with the rectangular cross section is an inclined surface and has a blunt shape, a round shape and a pointed shape. The tip and width of the edge are determined by the depth and width of the line to be engraved. Gravers come in a variety of sizes and shapes. Either curved or straight handles are preferred.

Through retrieval, for example, chinese patent document discloses an engraving knife [ application No.: CN 201220693243.4; publication No.: CN203046695U ]. The graver comprises a knife body, wherein one end of the knife body is provided with a knife head, the other end of the knife body is provided with a knife handle, the middle part of the knife body is inwards sunken, the outer wall of the sunken part is provided with anti-skidding threads, and both sides of one end of the knife head are respectively provided with a sharp knife edge and a blunt knife edge.

The carving tool that discloses in this patent still has the weak point, when taking it, is not convenient for accomodate the protection to the tool bit, leads to the staff easily to contact with the tool bit, cuts wound user's skin easily, and it is using the back simultaneously, and the surface of tool bit easily glues and adheres a large amount of pieces, is not convenient for clear up, brings great inconvenience for user's use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art, and provides a high-strength corrosion-resistant graver which can be used for accommodating and protecting a tool bit and is convenient for cleaning the surface of the tool bit.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides a corrosion-resistant carving tool of high strength, includes the protecting crust, the right side of protecting crust inner chamber is rotated and is connected with the screw rod, the fixed surface of screw rod is connected with turns round the dish, and turns round the surface swing joint of dish and protecting crust, the surperficial threaded connection of screw rod has the dead lever, the dead lever is located the left side of turning round the dish, the internal thread has been seted up to the inside of the dead lever other end, the left inside of dead lever is provided with the connecting rod, the surface of connecting rod is provided with the external screw thread, threaded connection between connecting rod and the dead lever, the left side fixedly connected with blade of connecting rod, the left front and back of protecting crust inner chamber is equal fixedly connected with spring, the other end fixedly connected with sponge of spring is wiped, and the sponge is wiped and is laminated mutually with the surface of dead lever.

The working principle of the utility model is as follows: when the carving tool is not used, the rotary twisting disc can be rotated, the fixing rod is driven by the screw rod to move rightwards, so that the fixing rod and the blade are driven to completely enter the inner part of the protective shell, then the elastic force is applied to the sponge through the spring, the blade on the blade can be wiped, and if the blade needs to be replaced, the rotary connecting rod can be detached from the fixing rod for replacement.

The inside fixedly connected with fixed plate of protecting crust, the inside of fixed plate and the surperficial swing joint of screw rod.

By adopting the structure, the screw rod can be supported in an auxiliary way, and the stability of the screw rod during rotation is kept.

The equal fixedly connected with gag lever post in left front and back of fixed plate, the spacing groove has all been seted up to the front and back of dead lever right-hand member, and uses between spacing groove and the gag lever post in the cooperation.

Structure more than adopting can assist spacingly to the dead lever to strengthen its steadiness.

The utility model discloses a safety shield, including protective housing, both sides all seted up movable groove around the protective housing inner chamber, the inside sliding connection in movable groove has the movable block, and two movable blocks one side in opposite directions all with one side fixed connection of dead lever.

By adopting the structure, the fixed rod can be assisted to be limited, and the fixed rod is prevented from rotating.

The right side fixedly connected with of protecting crust gu fixed ring, and solid fixed ring's surface is provided with the protection pad.

By adopting the structure, the graver is convenient to carry.

Both sides all are provided with row material pipe around the protecting crust left end, and arrange the surperficial threaded connection of material pipe other end and have the apron.

By adopting the structure, the scraps can be conveniently discharged and cleaned.

Compared with the prior art, the high-strength corrosion-resistant graver has the advantages that:

1. according to the utility model, the rotary disc drives the screw rod to rotate, so that the screw rod can drive the fixed rod and the blade to move rightwards, the graver can be stored and protected, the situation that the knife head is contacted with the skin of a user to cause the user to be cut is avoided, meanwhile, the sponge wiper can clean the scraps on the surface of the knife head through the elastic force application of the spring to the sponge wiper, meanwhile, the knife head of the graver is convenient to detach and replace by utilizing the threaded connection of the connecting rod and the fixed rod, the phenomenon that the knife head is abraded after being used for a long time to influence the use of the user is avoided, and the problems that the existing high-strength corrosion-resistant graver cannot store and protect the knife head and is inconvenient to clean the knife head are solved.

2. According to the utility model, the screw rod can be supported in an auxiliary manner through the arrangement of the fixing plate, and the stable rotation of the screw rod is facilitated.

3. According to the utility model, through the arrangement of the limiting rod and the limiting groove, the fixed rod can be limited in an auxiliary manner, so that the fixed rod can be fixed conveniently and can be prevented from rotating randomly.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic top sectional structure of the present invention.

Fig. 3 is a partial perspective view of the present invention.

Fig. 4 is a partially enlarged structural view of a portion a of fig. 2 according to the present invention.

In the figure, 1, a protective shell; 2. a screw; 3. twisting the disc; 4. fixing the rod; 5. a blade; 6. a spring; 7. sponge wiping; 8. a connecting rod; 9. an external thread; 10. an internal thread; 11. a movable groove; 12. a movable block; 13. a fixing plate; 14. a limiting rod; 15. a limiting groove; 16. a fixing ring; 17. a discharge pipe; 18. and (7) a cover plate.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1-4, the high-strength corrosion-resistant graver comprises a protective shell 1, a screw 2 is rotatably connected to the right side of the inner cavity of the protective shell 1, a twisting disc 3 is fixedly connected to the surface of the screw 2, the twisting disc 3 is movably connected to the surface of the protective shell 1, a fixing rod 4 is in threaded connection with the surface of the screw 2, the fixing rod 4 is located on the left side of the twisting disc 3, an internal thread 10 is formed inside the other end of the fixing rod 4, a connecting rod 8 is arranged inside the left side of the fixing rod 4, an external thread 9 is formed on the surface of the connecting rod 8, the connecting rod 8 is in threaded connection with the fixing rod 4, a blade 5 is fixedly connected to the left side of the connecting rod 8, springs 6 are fixedly connected to the front and the rear sides of the left side of the inner cavity of the protective shell 1, sponge wipers 7 are fixedly connected to the other ends of the springs 6, the sponge wipers 7 are attached to the surface of the fixing rod 4, and the screws 2 are driven to rotate by the twisting disc 3, make screw rod 2 can drive dead lever 4 and blade 5 and remove right, thereby can accomodate the protection to the carving tool, avoid the tool bit to contact with user's skin, lead to the user to be cut, wipe the elasticity application of force of 7 through spring 6 to the sponge simultaneously, make the sponge wipe 7 and can clear up the piece on tool bit surface, utilize connecting rod 8 and dead lever 4's threaded connection simultaneously, be convenient for dismantle the change to the tool bit of carving tool, avoid wearing and tearing to appear after the long-time use of tool bit, influence user's use, the current corrosion-resistant carving tool of high strength can't accomodate the protection to the tool bit, the inconvenient problem of clearing up the tool bit of while still.

The inside fixedly connected with fixed plate 13 of protecting crust 1, the inside of fixed plate 13 and the surperficial swing joint of screw rod 2, in this embodiment, through the setting of fixed plate 13, can carry out auxiliary stay to screw rod 2 to be convenient for its stable rotation.

The equal fixedly connected with gag lever post 14 in left preceding rear side of fixed plate 13, spacing groove 15 has all been seted up at the preceding rear side of 4 right-hand members of dead lever, and the cooperation is used between spacing groove 15 and the gag lever post 14, in this embodiment, through gag lever post 14 and spacing groove 15's setting, can assist spacingly to dead lever 4, and the convenience is fixed it, avoids it to take place to rotate at will.

Activity groove 11 has all been seted up to both sides around the 1 inner chamber of protecting crust, and the inside sliding connection in activity groove 11 has movable block 12, and two movable block 12 one side in opposite directions all with one side fixed connection of dead lever 4, in this embodiment, through the setting of activity groove 11 and movable block 12 for movable block 12 can be controlled in the inside of activity groove 11 and remove, and drive dead lever 4 simultaneously and remove together, makes it can assist spacingly to dead lever 4.

The solid fixed ring 16 of right side fixedly connected with of protecting crust 1, and the surface of solid fixed ring 16 is provided with the protection pad, in this embodiment, through the setting of solid fixed ring 16, the person of facilitating the use carries it, uses the setting of protection pad simultaneously, can protect user's hand skin, avoids it to appear reining in the trace.

Both sides all are provided with row material pipe 17 around the protective housing 1 left end, and arrange the surperficial threaded connection of material pipe 17 other end and have apron 18, in this embodiment, through arranging material pipe 17 and apron 18's setting, can carry out unified emission to the piece of clearance, avoid the piece to pile up in the inside of protective housing 1, influence its use.

The working principle of the utility model is as follows: when the carving tool does not use, rotatable dish 3 of turning round, it drives screw rod 2 and rotates to turn round dish 3, and screw rod 2 drives dead lever 4 and moves right, thereby drive blade 5 and move together, make dead lever 4 and blade 5 get into the inside of protecting crust 1 completely, elastic force application through spring 6 self after that, and drive sponge and wipe 7 and clean the piece on the blade 5, make the piece drop to arranging in the material pipe 17, at this moment rotatable apron 18, and discharge the piece, if blade 5 uses when the period needs to be changed, rotatable connecting rod 8, make between connecting rod 8 and the dead lever 4 break away from the change can.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. The high-strength corrosion-resistant engraving knife comprises a protective shell (1) and is characterized in that a screw rod (2) is rotatably connected to the right side of an inner cavity of the protective shell (1), a twisting disc (3) is fixedly connected to the surface of the screw rod (2), the twisting disc (3) is movably connected to the surface of the protective shell (1), a fixing rod (4) is in threaded connection with the surface of the screw rod (2), the fixing rod (4) is located on the left side of the twisting disc (3), an internal thread (10) is arranged inside the other end of the fixing rod (4), a connecting rod (8) is arranged inside the left side of the fixing rod (4), external threads (9) are arranged on the surface of the connecting rod (8), the connecting rod (8) is in threaded connection with the fixing rod (4), a blade (5) is fixedly connected to the left side of the connecting rod (8), and springs (6) are fixedly connected to the front and the rear sides of the left side of the inner cavity of the protective shell (1), the other end of the spring (6) is fixedly connected with a sponge wiper (7), and the sponge wiper (7) is attached to the surface of the fixed rod (4).

2. A high strength corrosion resistant graver according to claim 1, wherein a fixing plate (13) is fixedly connected to the inside of the protective shell (1), and the inside of the fixing plate (13) is movably connected to the surface of the screw (2).

3. The high-strength corrosion-resistant graver according to claim 2, wherein the front and rear sides of the left side of the fixed plate (13) are fixedly connected with limit rods (14), the front and rear sides of the right end of the fixed rod (4) are respectively provided with limit grooves (15), and the limit grooves (15) and the limit rods (14) are used in a matching manner.

4. The high-strength corrosion-resistant graver according to claim 1, wherein the front and back sides of the inner cavity of the protective shell (1) are provided with movable grooves (11), the movable grooves (11) are slidably connected with movable blocks (12), and the opposite sides of the two movable blocks (12) are fixedly connected with one side of the fixed rod (4).

5. A high strength corrosion resistant graver according to claim 1, wherein a fixing ring (16) is fixedly connected to the right side of the protective shell (1), and a protective pad is arranged on the surface of the fixing ring (16).

6. The high-strength corrosion-resistant graver according to claim 1, wherein the front and back sides of the left end of the protective shell (1) are provided with a material discharging pipe (17), and the surface of the other end of the material discharging pipe (17) is in threaded connection with a cover plate (18).