CN220613554U

CN220613554U - Knife handle for CNC jig

Info

Publication number: CN220613554U
Application number: CN202321160099.2U
Authority: CN
Inventors: 代京会; 于广治; 聂晓光
Original assignee: Di Shi Bo Zhi Zao Technology Nantong Co ltd
Current assignee: Di Shi Bo Zhi Zao Technology Nantong Co ltd
Priority date: 2023-05-15
Filing date: 2023-05-15
Publication date: 2024-03-19
Anticipated expiration: 2033-05-15

Abstract

The utility model discloses a knife handle for a CNC (computerized numerical control) jig, which comprises a knife handle main body, wherein an elastic polishing mechanism is arranged in the knife handle main body, one end of the knife handle main body is provided with a fixed cylinder, an elastic adjusting component is arranged in the fixed cylinder, one side of the fixed cylinder is provided with an internal thread, and the elastic polishing mechanism comprises a first cavity and a second cavity; the utility model has simple structure and reasonable design, when the workpiece is required to be polished, the polishing knife is in direct contact with the workpiece for polishing, particularly when the polishing knife is used for polishing the rough surface of the workpiece, the protrusions on the surface push the polishing knife to move towards one side, meanwhile, the buffer spring is extruded to generate opposite force to push the polishing knife to reset, the problem that the workpiece collapses due to continuous polishing of the workpiece by the fixed polishing tool in the polishing process is solved by the elastic polishing mechanism, and the polishing knife can utilize the buffer spring to generate elastic shrinkage and can be suitable for polishing the three-dimensional surface of the workpiece.

Description

Knife handle for CNC jig

Technical Field

The utility model relates to the technical field of die processing equipment, in particular to a tool shank for a CNC tool.

Background

In a die production workshop, after the preliminary processing of a workpiece is finished, the workpiece is required to be processed through multiple working procedures to obtain a product, and after the preliminary processing of the workpiece, the workpiece is required to be shaped, and polishing operation can be carried out on the surfaces of the workpieces with various diameter sizes.

The prior art has the following defects:

at present, most of existing polishing modes for the surface of a workpiece are direct contact of a polishing head and the workpiece, and the outer surface of the workpiece is polished through rotation of the polishing head, but the polishing modes can only polish the workpiece with standard outer surfaces, but the outer surfaces of some workpieces are arc surfaces, so that the use of existing polishing equipment is greatly limited, the polishing equipment is not elastic, and when the polishing equipment is in hard contact, the workpiece is collapsed and cannot polish a three-dimensional surface.

Disclosure of Invention

The utility model aims to provide a tool shank for a CNC tool, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a handle of a knife for CNC tool, includes the handle of a knife main part, the inside of handle of a knife main part is provided with elasticity grinding machanism, the one end of handle of a knife main part is provided with a fixed section of thick bamboo, the inside of fixed section of thick bamboo is provided with elasticity adjusting part, the internal thread has been seted up to one side of fixed section of thick bamboo;

the elastic polishing mechanism comprises:

the first cavity is arranged at one side, close to the adjusting assembly, of the inner part of the cutter handle main body, and a buffer spring is arranged in the first cavity;

the second cavity, the second cavity sets up in the inside one side of keeping away from adjusting part of handle of a knife main part, second cavity and first cavity UNICOM, the inside of second cavity is provided with the whets a knife, buffer spring sets up in one side of whetting a knife.

Preferably, the elastic adjusting assembly comprises:

the adjusting plate is movably arranged in the first cavity, one side, away from the sharpening knife, of the buffer spring is connected with the adjusting plate, one side of the adjusting plate is provided with a connecting rod, and the other end of the connecting rod is an inclined plane;

the adjusting screw is in threaded connection with the internal threads, the lower end of the adjusting screw is provided with a round table, and the round table is attached to the inclined surface end of the connecting rod.

Preferably, a sliding groove is formed in the first cavity, and the adjusting plate is in sliding connection with the sliding groove.

Preferably, a connecting block is arranged on one side of the grinding knife, and the buffer spring is connected with the connecting block.

Preferably, the knife handle main body is connected with the fixed cylinder through a bolt.

Preferably, a guide ring is arranged in the second cavity.

Preferably, one end of the polishing blade is provided with a polishing head.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the tool handle for the CNC tool, the elastic polishing mechanism is arranged, the elastic polishing mechanism comprises the first cavity and the second cavity, when a workpiece is required to be polished, the polishing cutter is in direct contact with the workpiece for polishing, particularly when the polishing cutter is used for polishing a rough surface of the workpiece, the protrusion of the surface pushes the polishing cutter to move towards one side, meanwhile, the buffer spring is extruded to generate opposite force to push the polishing cutter to reset, the problem that the workpiece is collapsed due to continuous polishing of a fixed polishing tool in the polishing process is solved through the elastic polishing mechanism, the polishing cutter can utilize the buffer spring to generate elastic shrinkage, and the tool handle is applicable to polishing a three-dimensional surface of the workpiece;

2. this a handle of a knife for CNC tool, through being provided with elastic adjustment subassembly, elastic adjustment subassembly is including regulating plate and adjusting screw, when needs are adjusted the elasticity of sharpening the sword, rotates adjusting screw and takes place to rotate in the internal thread, and the round platform that drives the adjusting screw lower extreme is rotatory down to remove, promotes the regulating plate to one side removal when round platform down removes, compresses buffer spring and accomplishes elastic adjustment from this, can carry out the fine adjustment to the elasticity of sharpening the sword by oneself according to the roughness on work piece surface through elastic adjustment subassembly, is unlikely to producing excessive grinding to the work piece.

Drawings

FIG. 1 is an overall perspective view of the present utility model;

FIG. 2 is an overall elevation view of the present utility model;

FIG. 3 is an overall side view of the present utility model;

FIG. 4 is a whole internal construction diagram of embodiment 1 of the present utility model;

fig. 5 is an overall internal structural view of embodiment 2 of the present utility model.

In the figure: 1. a handle body; 11. a fixed cylinder; 12. an internal thread; 2. an elastic polishing mechanism; 21. a first cavity; 211. a buffer spring; 212. a chute; 213. a first magnet; 214. a second magnet; 22. a second cavity; 221. sharpening the knife; 222. a connecting block; 223. a guide ring; 224. polishing head; 3. an elastic adjustment assembly; 31. an adjusting plate; 311. a connecting rod; 32. adjusting a screw; 321. and (5) round tables.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, or detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Example 1

Referring to fig. 1-4, the present utility model provides a tool shank for CNC tools, which comprises: a handle of a knife for CNC tool, including handle of a knife main part 1, handle of a knife main part 1 internally mounted has elasticity grinding machanism 2, handle of a knife main part 1's one end has fixed section of thick bamboo 11 through bolted connection, fixed section of thick bamboo 11's internally mounted has elasticity adjusting part 3, internal thread 12 has been seted up to one side of fixed section of thick bamboo 11, elasticity grinding machanism 2 is including first cavity 21 and second cavity 22, first cavity 21's inside is seted up at handle of a knife main part 1, first cavity 21's internally mounted has buffer spring 211, second cavity 22 sets up in handle of a knife main part 1's inside, second cavity 22 and first cavity 21 UNICOM, second cavity 22's internally mounted has the knife 221 of grinding, buffer spring 211 is connected in one side of knife 221, when needs to polish the work piece, use knife 221 and work piece direct contact to grind, especially, the bump on surface promotes the knife 221 and moves towards one side, extrusion buffer spring 211 produces opposite force and pushes the knife 221 reset, the fixed tool has solved in the fixed grinding process and has taken place the work piece limit to take place, the flexible knife 221 can be applicable to the three-dimensional face of grinding that the work piece is used to the shrink.

The elastic adjusting component 3 comprises an adjusting plate 31 and an adjusting screw 32, wherein the adjusting plate 31 is movably arranged in the first cavity 21, one side, away from the sharpening blade 221, of a buffer spring 211 is connected with the adjusting plate 31, one side of the adjusting plate 31 is welded with a connecting rod 311, the other end of the connecting rod 311 is an inclined plane, the adjusting screw 32 is in threaded connection with the internal thread 12, the lower end of the adjusting screw 32 is welded with a round table 321, the round table 321 is attached to the inclined plane end of the connecting rod 311, when the elasticity of the sharpening blade 221 needs to be adjusted, the adjusting screw 32 rotates in the internal thread 12, the round table 321 at the lower end of the adjusting screw 32 is driven to move downwards while rotating, the round table 321 moves downwards and simultaneously pushes the adjusting plate 31 to move to one side, therefore the elastic adjusting spring 211 is compressed, the elasticity of the sharpening blade 221 can be adjusted slightly according to the roughness of the surface of a workpiece through the elastic adjusting component 3, and excessive grinding of the workpiece is avoided.

The inside of the first cavity 21 is provided with a chute 212, and the adjusting plate 31 is slidably connected with the chute 212, so that the adjusting plate 31 slides in the first cavity 21.

One side of the grinding blade 221 is welded with a connecting block 222, and the buffer spring 211 is connected with the connecting block 222 to prevent the grinding blade 221 from falling off in the second cavity 22.

The handle main body 1 is connected with the fixed cylinder 11 through bolts, so that the fixed handle main body 1 and the fixed cylinder 11 are fixed relatively.

A guide ring 223 is fixed inside the second cavity 22 to guide the grinding blade 221, thereby preventing the grinding blade 221 from being deviated.

One end of the polishing blade 221 is fixed with a polishing head 224, so that the workpiece is polished by the polishing head 224.

The working principle of the utility model is as follows:

when the tool holder for the CNC tool is used, firstly, the surface roughness of a workpiece to be polished is elastically adjusted, the adjusting screw 32 is rotated in the internal thread 12, the round table 321 at the lower end of the adjusting screw 32 is driven to rotate and move downwards, the round table 321 moves downwards and pushes the adjusting plate 31 to move to one side, the buffer spring 211 is compressed to complete the elastic adjustment, then the polishing tool 221 is used for directly contacting with the workpiece for polishing, particularly, when the polishing tool 221 is used for polishing the rough surface of the workpiece, the protrusions on the surface push the polishing tool 221 to move to one side, and meanwhile, the buffer spring 211 is extruded to generate opposite force to push the polishing tool 221 to reset, the problem that the workpiece is continuously polished in the polishing process by the elastic polishing mechanism 2, the polishing tool 221 can utilize the buffer spring 211 to generate elastic shrinkage, and the tool holder is suitable for polishing the three-dimensional surface of the workpiece.

Example 2

Referring to fig. 1-3 and 5, the present utility model provides a tool shank for CNC tools, which comprises: a handle for CNC tool, including handle of a knife main body 1, the internally mounted of handle of a knife main body 1 has elasticity grinding machanism 2, the one end of handle of a knife main body 1 has fixed section of thick bamboo 11 through bolted connection, the internally mounted of fixed section of thick bamboo 11 has elasticity adjusting part 3, internal thread 12 has been seted up to one side of fixed section of thick bamboo 11, elasticity grinding machanism 2 is including first cavity 21 and second cavity 22, first cavity 21 is seted up in the inside of handle of a knife main body 1, the internally mounted of first cavity 21 has first magnet 213 and second magnet 214, first magnet 213 and second magnet 214 are homopolar magnet, first magnet 213 is fixed in the inside of first cavity 21, second cavity 22 is seted up in the inside of handle of a knife main body 1, second cavity 22 and first cavity 21 UNICOM, the internally mounted of second cavity 22 has the sword 221 of polishing, the second magnet 214 is connected in one side of sword 221 of polishing, when needs are polished the work piece, use sword 221 and work piece direct contact to grind, especially when the sword 221 of polishing is polishing the rough surface of work piece, the protruding promotion of surface is polished sword 221 and is moved towards one side, drive second magnet 214 simultaneously towards first magnet 213 orientation and remove, because second magnet 214 and the homopolar repulsion of first magnet 213 produce opposite force and push the sword 221 of polishing and reset, it leads to the work piece to take place to collapse to have solved fixed grinding tool in the polishing process to the work piece through elasticity grinding machanism 2, the sword 221 of polishing can utilize homopolar magnet to produce elastic contraction, and can be applicable to the three-dimensional face of polishing the work piece.

The elastic adjusting component 3 comprises an adjusting plate 31 and an adjusting screw 32, wherein the adjusting plate 31 is movably arranged in the first cavity 21, one side of a first magnet 213 is connected with the adjusting plate 31, one side of the adjusting plate 31 is welded with a connecting rod 311, the other end of the connecting rod 311 is an inclined plane, the adjusting screw 32 is in threaded connection with the internal thread 12, the lower end of the adjusting screw 32 is welded with a round table 321, the round table 321 is attached to the inclined plane end of the connecting rod 311, when the elasticity of the grinding tool 221 needs to be adjusted, the adjusting screw 32 rotates in the internal thread 12 to drive the round table 321 at the lower end of the adjusting screw 32 to move downwards while rotating, the round table 321 moves downwards while pushing the adjusting plate 31 to move to one side, thereby the elastic adjustment is completed by compressing the distance between the first magnet 213 and the second magnet 214, and the elasticity of the grinding tool 221 can be automatically adjusted slightly according to the roughness of the surface of a workpiece through the elastic adjusting component 3, so that excessive grinding of the workpiece is avoided.

One side of the grinding blade 221 is welded with a connecting block 222, and the second magnet 214 is connected with the connecting block 222 to prevent the grinding blade 221 from falling off in the second cavity 22.

The working principle of the utility model is as follows:

when the tool holder for the CNC tool is used, firstly, the surface roughness of a workpiece to be polished is elastically adjusted, the adjusting screw 32 is rotated in the internal thread 12, the round table 321 at the lower end of the adjusting screw 32 is driven to rotate and move downwards, the round table 321 moves downwards and pushes the adjusting plate 31 to move to one side, the distance between the first magnet 213 and the second magnet 214 is compressed to complete the elastic adjustment, then the polishing tool 221 is used for polishing by directly contacting with the workpiece, particularly when the polishing tool 221 is used for polishing the rough surface of the workpiece, the protrusions on the surface push the polishing tool 221 to move to one side and drive the second magnet 214 to move towards the first magnet 213, and the second magnet 214 and the first magnet 213 are driven to move to reset due to the fact that homopolar repulsion of the second magnet 214 and the first magnet 213 generate opposite force.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A handle of a knife for CNC tool, includes handle of a knife main part (1), its characterized in that: an elastic polishing mechanism (2) is arranged in the tool handle main body (1), a fixed cylinder (11) is arranged at one end of the tool handle main body (1), an elastic adjusting component (3) is arranged in the fixed cylinder (11), and an internal thread (12) is formed on one side of the fixed cylinder (11);

the elastic polishing mechanism (2) comprises:

the first cavity (21) is arranged at one side, close to the adjusting assembly (3), of the interior of the tool handle main body (1), and a buffer spring (211) is arranged in the first cavity (21);

the second cavity (22), second cavity (22) set up in the inside one side of keeping away from adjusting part (3) of handle of a knife main part (1), second cavity (22) and first cavity (21) UNICOM, the inside of second cavity (22) is provided with and beats sword (221), buffer spring (211) set up in one side of beating sword (221).

2. The tool shank for a CNC tool of claim 1, wherein: the elastic adjusting component (3) comprises:

the adjusting plate (31), the adjusting plate (31) is movably arranged in the first cavity (21), one side of the buffer spring (211) away from the sharpening knife (221) is connected with the adjusting plate (31), one side of the adjusting plate (31) is provided with a connecting rod (311), and the other end of the connecting rod (311) is an inclined plane;

the adjusting screw (32), adjusting screw (32) and internal thread (12) threaded connection, the lower extreme of adjusting screw (32) is provided with round platform (321), the inclined plane end laminating of round platform (321) and connecting rod (311).

3. The tool shank for a CNC tool of claim 2, wherein: a chute (212) is formed in the first cavity (21), and the adjusting plate (31) is connected with the chute (212) in a sliding mode.

4. The tool shank for a CNC tool of claim 1, wherein: one side of the polishing knife (221) is provided with a connecting block (222), and the buffer spring (211) is connected with the connecting block (222).

5. The tool shank for a CNC tool of claim 1, wherein: the knife handle main body (1) is connected with the fixed cylinder (11) through bolts.

6. The tool shank for a CNC tool of claim 1, wherein: a guide ring (223) is arranged in the second cavity (22).

7. The tool shank for a CNC tool of claim 1, wherein: one end of the polishing knife (221) is provided with a polishing head (224).