Stone carving knife

Abstract

The utility model aims to provide a stone carving knife, relates to the field of stone carving knives, and provides the following scheme that the stone carving knife comprises a pressing cap and a telescopic mechanism arranged below the pressing cap, the telescopic mechanism comprises a sliding assembly and a telescopic assembly, and a telescopic pressing column below the pressing cap slides with a sliding outer column through manual pressing; a rotating switch rotates around a rotating shaft through a rotating cylinder, so that a pressing block is pressed downwards, the telescopic length of a telescopic pressing column is fixed, a prismatic tool bit stretches out and draws back along with the telescopic pressing column, carving can be conveniently conducted on different stones, meanwhile, a detachable plate is arranged, follow-up blade replacement and adjustment are facilitated, and a telescopic spring column is pressed by a telescopic spring column. The spring column contracts and rebounds automatically, the sliding plate slides along the groove, stretching and retracting of the stone carving knife are achieved, the space utilization rate is increased, protection measures are added, the storage problem of the stone carving knife is solved, and the service life of the stone carving knife is prolonged.

Description

Technical Field

[0001] The utility model relates to the field of stone carving tools, in particular to a stone carving tool which can adjust the length by telescoping. Background Art

[0002] Stone carving knives are special tools used in CNC stone carving machines. Stone carving knives must have high structural strength, high wear resistance, etc. The selection of stone carving knives must be based on different carving materials and different carving methods.

[0003] However, common carving knives in the prior art generally have the disadvantages of easy chipping and short blade life, which do not meet people's use needs and are not applicable to stone. Therefore, a safe and wear-resistant stone carving knife is needed. Utility Model Content

[0004] The utility model aims to provide a stone carving knife, which solves the problems of easy chipping of the stone carving knife, flexibility and safety in the prior art.

[0005] To achieve the above object, the utility model provides the following technical solution: a stone carving knife, comprising a pressing cap and a telescopic mechanism arranged below the pressing cap, characterized in that: the telescopic mechanism comprises a sliding component and a telescopic component;

[0006] The sliding assembly includes a telescopic pressing column, a sliding outer column, a prismatic cutter head and a detachable plate. A telescopic pressing column is arranged below the pressing cap, the outer wall of the telescopic pressing column is slidably connected to the sliding outer column, the bottom end of the telescopic pressing column is fixedly connected to the prismatic cutter head, and one end of the prismatic cutter head is provided with a detachable plate;

[0007] The telescopic assembly includes a pressing block, a connecting block, a rotating cylinder, a rotating switch, a rotating shaft, and a connecting column. The connecting block is installed on the outside of the telescopic pressing column, the outer wall of the connecting block is rotatably connected to the rotating cylinder, one end of the rotating cylinder is installed with a rotating switch, the inside of the rotating cylinder is rotatably connected to the rotating shaft, and the connecting column is installed above the pressing block.

[0008] Preferably, a first groove block is provided below the pressing cap, a telescopic spring column is connected through the inside of the first groove block, a second groove block is installed inside the first groove block, a sliding groove block is fixedly connected to the inner wall of the second groove block, the inner wall of the second groove block is located at one end of the sliding groove block and is rotatably connected to a sliding plate, the bottom end of the second groove block is threadedly connected to the spring column, the bottom end of the second groove block is fixedly connected to a fixed slide groove, and a mechanism housing is provided below the fixed slide groove.

[0009] Preferably, the telescopic pressing column forms a telescopic structure through a pressing block, a connecting block, a rotating cylinder and a sliding outer column.

[0010] Preferably, the rotating cylinder forms a rotating structure through a rotating shaft and a rotating switch.

[0011] Preferably, the prismatic blade head is in the shape of a triangular prism.

[0012] Preferably, the telescopic spring column and the sliding plate form a sliding structure through pressing.

[0013] Preferably, the second groove block has a groove-like shape, and the telescopic column has a thread-like shape.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. By setting a telescopic pressing column under the pressing cap, it slides with the sliding outer column through the spring column. The rotating switch rotates around the rotating axis through the rotating cylinder to press the pressing block downward and fix the telescopic length of the telescopic pressing column. The prismatic blade head is located at the bottom end of the telescopic pressing column. As the telescopic pressing column expands and contracts, it is convenient to carve on different stones. At the same time, a detachable plate is set to be detachable, which is convenient for subsequent replacement and adjustment of the blade.

[0016] 2. A telescopic spring column is arranged at the bottom of the pressing cap. When pressed, the spring column contracts and automatically rebounds. The sliding plate slides along the groove to realize the extension and retraction of the stone carving knife, improve space utilization, increase protection measures, solve the storage problem of the stone carving knife, and increase the service life of the stone carving knife. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of a stone carving knife proposed by the utility model;

[0018] Figure 2 This is a schematic diagram of the retracted state of a stone carving knife proposed by the utility model;

[0019] Figure 3 This is a schematic diagram of the telescopic structure of a stone carving knife proposed by the utility model;

[0020] Figure 4 The utility model is a schematic diagram of a button structure of a stone carving knife.

[0021] In the figure: 1. pressing cap; 2. telescopic pressing column; 3. sliding outer column; 4. prismatic blade; 5. removable plate; 6. pressing block; 7. connecting block; 8. rotating cylinder; 9. rotating switch; 10. rotating shaft; 11. connecting column; 12. first groove block; 13. telescopic spring column; 14. second groove block; 15. sliding groove block; 16. sliding plate; 17. spring column; 18. fixed slide groove; 19. mechanism housing. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Example 1

[0024] like Figure 1-4 As shown, a stone carving knife in the figure includes a pressing cap 1 and a telescopic mechanism arranged below the pressing cap 1, and the telescopic mechanism includes a sliding component and a telescopic component;

[0025] The sliding assembly includes a telescopic pressing column 2, a sliding outer column 3, a prismatic cutter head 4 and a removable plate 5. The telescopic pressing column 2 is arranged below the pressing cap 1. The outer wall of the telescopic pressing column 2 is slidably connected with the sliding outer column 3. The bottom end of the telescopic pressing column 2 is fixedly connected with the prismatic cutter head 4. A removable plate is arranged at one end of the prismatic cutter head 4.

[0026] The telescopic assembly includes a pressing block 6, a connecting block 7, a rotating cylinder 8, a rotating switch 9, a rotating shaft 10, and a connecting column 11. The connecting block 7 is installed on the outside of the telescopic pressing column 2, the outer wall of the connecting block 7 is rotatably connected to the rotating cylinder 8, one end of the rotating cylinder 8 is installed with a rotating switch 9, the inside of the rotating cylinder 8 is rotatably connected to the rotating shaft 10, and the connecting column 11 is installed above the pressing block 6.

[0027] Among them, Figure 3 As shown, the telescopic pressing column 2 forms a telescopic structure with the sliding outer column 3 through the pressing block 6, the connecting block 7 and the rotating cylinder 8, which is conducive to adjusting the length of the stone carving knife and can be adjusted for different stones, thereby increasing practicality.

[0028] Among them, Figure 3 As shown, the rotating cylinder 8 forms a rotating structure with the rotating switch 9 through the rotating shaft 10, which is conducive to forming a telescopic effect, forming an effect of adjustable length, and increasing usability in actual situations.

[0029] Among them, Figure 3As shown, the prismatic blade head 4 is triangular in shape, and is more wear-resistant when subjected to forces at multiple angles, which is beneficial to the flexibility of engraving, is not prone to chipping, reduces accidental injuries, and increases safety.

[0030] Example 2

[0031] like Figure 1 , Figure 2 and Figure 4 As shown, this embodiment further illustrates Example 1, a first groove block 12 is provided below the pressing cap 1, a telescopic spring column 13 is connected through the inside of the first groove block 12, a second groove block 14 is installed inside the first groove block 12, a sliding groove block 15 is fixedly connected to the inner wall of the second groove block 14, a sliding plate 16 is rotatably connected to one end of the sliding groove block 15, a spring column 17 is threadedly connected to the bottom end of the second groove block 14, a fixed slide groove 18 is fixedly connected to the bottom end of the second groove block 14, and a mechanism housing 19 is provided below the fixed slide groove 18.

[0032] Among them, Figure 4 As shown, the telescopic spring column 13 forms a sliding structure through pressing, the spring column 17 and the sliding plate 16, which is conducive to forming an automatic rebound effect, so that the wall of the carving knife is recovered, and the protection measures and the service life of the blade are increased.

[0033] Among them, Figure 2 As shown, the second groove block (14) is groove-shaped, and the spring column (17) is thread-shaped, forming a sliding effect and a telescopic effect, which is conducive to the storage of the carving knife during daily use, prolongs the service life of the blade, reduces accidental injuries, and is safer.

[0034] When in use: first, press the pressing cap 1, the telescopic pressing column 2 below the pressing cap 1 passes through the spring column 17 and slides with the sliding outer column 3, the rotating switch 9 rotates around the rotating axis 10 through the rotating cylinder 8, so that the pressing block 6 is pressed downward to fix the telescopic length of the telescopic pressing column 2, and the prismatic blade 4 is located at the bottom end of the telescopic pressing column 2. As the telescopic pressing column 2 is extended and retracted, it is convenient to carve on different stones. At the same time, the detachable plate 5 is detachable to facilitate the subsequent replacement and adjustment of the blade.

[0035] Finally, a telescopic spring column 13 is provided at the bottom end of the pressing cap 1. When the telescopic spring column 13 is pressed, the spring column 17 contracts and automatically rebounds, and the sliding plate 16 slides along the groove to realize the telescopic movement of the stone carving knife, improve the space utilization rate, increase the protection measures, solve the problem of storing the stone carving knife, and increase the service life of the stone carving knife.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0037] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is limited by the appended claims and their equivalents.

Claims

1. A stone carving knife, comprising a pressing cap (1) and a telescopic mechanism arranged below the pressing cap (1), characterized in that: The telescopic mechanism comprises a sliding component and a telescopic component; The sliding assembly comprises a telescopic pressing column (2), a sliding outer column (3), a prismatic cutter head (4) and a detachable plate (5); a telescopic pressing column (2) is arranged below the pressing cap (1); the outer wall of the telescopic pressing column (2) is slidably connected to the sliding outer column (3); the bottom end of the telescopic pressing column (2) is fixedly connected to the prismatic cutter head (4); and one end of the prismatic cutter head (4) is arranged with a detachable plate (5); The telescopic assembly comprises a pressing block (6), a connecting block (7), a rotating cylinder (8), a rotating switch (9), a rotating shaft (10), and a connecting column (11); the connecting block (7) is installed on the outside of the telescopic pressing column (2); the outer wall of the connecting block (7) is rotatably connected to the rotating cylinder (8); one end of the rotating cylinder (8) is installed with the rotating switch (9); the inside of the rotating cylinder (8) is rotatably connected to the rotating shaft (10); and the connecting column (11) is installed above the pressing block (6).

2. The stone carving knife according to claim 1, characterized in that: A first groove block (12) is arranged below the pressing cap (1), a telescopic spring column (13) is connected to the inside of the first groove block (12), a second groove block (14) is installed inside the first groove block (12), a sliding groove block (15) is fixedly connected to the inner wall of the second groove block (14), a sliding plate (16) is rotatably connected to one end of the inner wall of the second groove block (14) located at the sliding groove block (15), a spring column (17) is threadedly connected to the bottom end of the second groove block (14), a fixed slide groove (18) is fixedly connected to the bottom end of the second groove block (14), and a mechanism housing (19) is arranged below the fixed slide groove (18).

3. The stone carving knife according to claim 1, characterized in that: The telescopic pressing column (2) forms a telescopic structure with the sliding outer column (3) through a pressing block (6), a connecting block (7) and a rotating cylinder (8).

4. The stone carving knife according to claim 1, characterized in that: The rotating cylinder (8) forms a rotating structure with the rotating switch (9) via a rotating shaft (10).

5. The stone carving knife according to claim 1, characterized in that: The prismatic cutter head (4) is in the shape of a triangular prism.

6. The stone carving knife according to claim 2, characterized in that: The telescopic spring column (13) forms a sliding structure with the spring column (17) and the sliding plate (16) through pressing.

7. The stone carving knife according to claim 2, characterized in that: The second groove block (14) has a groove-like shape, and the spring column (17) has a thread-like shape.

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