CN215036607U - Polishing cutter head for hard alloy and polishing cutter - Google Patents
Polishing cutter head for hard alloy and polishing cutter Download PDFInfo
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- CN215036607U CN215036607U CN202120836896.2U CN202120836896U CN215036607U CN 215036607 U CN215036607 U CN 215036607U CN 202120836896 U CN202120836896 U CN 202120836896U CN 215036607 U CN215036607 U CN 215036607U
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Abstract
The application provides a polishing cutter head and polishing cutter for carbide, this cutter head include spherical cutter grain and set up a plurality of little bulbs on spherical cutter grain, and spherical cutter grain and little bulb are polycrystalline diamond material, and little bulb is arcuation protruding structure, distributes on spherical cutter grain surface. In the practical application process, the micro ball heads of the arc-shaped protruding structures are arranged on the surface of the spherical cutter particles, so that when the polishing cutter operates, materials to be processed are milled, the working efficiency is further accelerated, meanwhile, the micro ball heads are fully distributed on the surface of the cutter head, the processing efficiency of the cutter can be improved, and meanwhile, the size of the micro ball heads can be reasonably controlled according to the requirement of products to be processed on roughness. According to the technical scheme provided by the application, the spherical cutter particles and the micro ball heads are made of polycrystalline diamond materials, so that the polishing tool is suitable for polishing operation of hard alloy materials, and the cutter head is high in hardness and good in wear resistance; the ball head structure on the surface of the cutter head has wider applicability, and is particularly suitable for processing products with spherical structures.
Description
Technical Field
The application relates to the technical field of machining tools, in particular to a polishing tool head and a polishing tool for hard alloy.
Background
The hard alloy is one of the most widely used superhard materials in the world at present, has excellent properties of wear resistance, heat resistance, higher strength and the like, has the defects of brittle property and difficult sharpening, and the machining cutting tool made of the hard alloy is widely used for cutting various materials such as ferrous metal, nonferrous metal, plastics and the like, but when the hard alloy is made into the machining cutting tool, the integral hard alloy part of the tool needs to be subjected to mirror polishing.
Polishing of cemented carbide materials refers to a process of reducing the roughness of the surface of a workpiece by mechanical, chemical or electrochemical action to obtain a bright, flat surface. Polishing does not improve the dimensional or geometric accuracy of the workpiece, but is also sometimes used to eliminate gloss with the aim of obtaining a smooth surface or a mirror finish.
In the prior art, with higher and higher product requirements, most of polishing tools traditionally applied to hard alloy materials are formed by combining abrasive particles and a bonding agent, the abrasion resistance of the bonding agent is poor, so that the abrasion resistance of the polishing tool is reduced, and particularly for the hard alloy materials, the requirement on the hardness of the tool is extremely high.
SUMMERY OF THE UTILITY MODEL
The application provides a polishing cutter head and polishing cutter for carbide to solve the problem that the polishing cutter that the tradition was applied to carbide material is poor in wear resistance etc.
The technical scheme adopted by the application for solving the technical problems is as follows:
the first aspect of the application provides a polishing tool head for hard alloy, which comprises a spherical tool grain and a plurality of micro-ball heads arranged on the spherical tool grain;
the spherical cutter particles and the micro ball heads are made of polycrystalline diamond materials;
the micro ball head is of an arc-shaped convex structure and is distributed on the surface of the spherical cutter particles.
Optionally, the radius of each micro-ball head is 0.01 μm.
Optionally, a distance t is arranged between each microsphere head structure.
Optionally, the distance t is greater than one third of the diameter of the microsphere head.
Optionally, the distance t is less than two thirds of the diameter of the microsphere head.
The second aspect of the application provides a polishing tool for hard alloy, which comprises the polishing tool head, a tool diameter and a tool handle;
the cutter head is coaxially connected with the cutter handle through the cutter diameter.
Optionally, the tool diameter and the tool handle are made of tungsten steel.
Optionally, the tool holder includes a connecting portion and an operating portion connected to the connecting portion, the connecting portion is of a conical table structure, and a tip portion of the conical table is connected to the tool diameter.
Optionally, a protective sleeve is elastically sleeved on the cutter diameter, and the spherical cutter particles and the microsphere heads are covered in the protective sleeve;
be formed with annular groove on the inner wall of protective sheath, be formed with annular arch on the sword footpath, just annular groove cooperates with the protruding elasticity joint of annular.
The technical scheme provided by the application comprises the following beneficial technical effects:
according to the technical scheme, the polishing cutter head and the polishing cutter for the hard alloy are provided, the cutter head comprises spherical cutter grains and a plurality of micro-ball heads arranged on the spherical cutter grains, the spherical cutter grains and the micro-ball heads are made of polycrystalline diamond materials, and the micro-ball heads are of arc-shaped protruding structures and distributed on the surfaces of the spherical cutter grains. In the practical application process, the micro ball heads of the arc-shaped protruding structures are arranged on the surface of the spherical cutter particles, so that when the polishing cutter operates, materials to be processed are milled, the working efficiency is further accelerated, meanwhile, the micro ball heads are fully distributed on the surface of the cutter head, the processing efficiency of the cutter can be improved, and meanwhile, the size of the micro ball heads can be reasonably controlled according to the requirement of products to be processed on roughness. According to the technical scheme provided by the application, the spherical cutter particles and the micro ball heads are made of polycrystalline diamond materials, so that the polishing tool is suitable for polishing operation of hard alloy materials, and the cutter head is high in hardness and good in wear resistance; the ball head structure on the surface of the cutter head has wider applicability, and is particularly suitable for processing products with spherical structures.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of a polishing tool head structure for cemented carbide according to an embodiment of the present disclosure;
FIG. 2 is a schematic structural diagram of a polishing tool for cemented carbide according to an embodiment of the present disclosure;
fig. 3 is a view of the inner structure of the protective sheath according to the embodiment of the present application.
Description of reference numerals:
1-spherical cutter grain, 11-micro ball head, 2-cutter diameter, 21-annular bulge, 3-cutter handle, 31-connecting part, 32-operating part, 4-protective sleeve and 41-annular groove.
Detailed Description
In order to make the technical solutions in the present application better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; it is to be understood that the embodiments described are only a few embodiments of the present application and not all 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 application.
The polishing tool aims to solve the problems that most of the traditional polishing tools applied to hard alloy materials are formed by combining abrasive particles and a bonding agent, the abrasion resistance of the polishing tool is reduced along with the poor abrasion resistance of the bonding agent, and particularly the hardness requirement of the polishing tool on the hard alloy materials is extremely high. In a first aspect, the present embodiment provides a polishing tool head for cemented carbide, and with reference to fig. 1, the tool head includes a spherical cutting insert 1 and a plurality of micro-balls 11 disposed on the spherical cutting insert 1;
the micro ball head 11 is an arc-shaped convex structure and is distributed on the surface of the spherical cutter particle 1.
In the practical application process, through the micro ball head 11 that sets up a plurality of arcuation protruding structures on spherical cutter grain 1 surface, make the polishing cutter operation, wait to process the material and receive and mill, and then accelerate work efficiency, simultaneously, the diameter of a plurality of micro ball head 11 can be adjusted according to waiting to process the requirement of product to roughness, if the product is high to the requirement of surface roughness, then the diameter of micro ball head 11 is corresponding to do for a short time, otherwise, then the diameter of micro ball head 11 is corresponding to do for a long time.
On the other hand, the technical scheme provided in this embodiment can solve the problem that the traditional polishing tool cannot be adjusted according to the actual roughness requirement of an application object due to a single shape, and then the working efficiency is improved through the plurality of micro-bulbs 11 on the spherical tool grains.
Further, in some embodiments of the present disclosure, the spherical cutting insert 1 and the microsphere head 11 are made of polycrystalline diamond (PCD), and diamond has the advantages of extremely high hardness and wear resistance, low friction coefficient, high elastic modulus, high thermal conductivity, low thermal expansion coefficient, and low affinity with nonferrous metals; can be used for the precise processing of non-metal hard and brittle materials such as graphite, high-wear-resistance materials, composite materials, high-silicon aluminum alloy and other tough nonferrous metal materials; along with the development trend of the national mechanical field in recent years, the demand of diamond is increasing day by day, so that the cutter head is suitable for polishing operation of hard alloy materials, and has high hardness and good wear resistance; the ball head structure on the surface of the cutter head has wider applicability, and is particularly suitable for processing products with spherical structures.
The polishing tool is mainly applied to metal materials, the hardness is high, the tool head is abraded heavily, the tool head made of PCD materials can enable the tool head to be high in abrasion resistance and wide in applicability, and the service life of the tool head can be prolonged; meanwhile, as the PCD has higher hardness, the tool head can also be suitable for hard alloy materials with hardness higher than that of common metals, and the application field of the traditional polishing tool is expanded. The cutter head is of a spherical structure, is not limited by the shape of a product to be processed, and has a wider application range.
Further, in some embodiments of the present application, the microsphere head 11 is formed by laser engraving, the diameter of the laser engraved microsphere head 11 can be adjusted according to the requirement of the product to be processed on the roughness, and if the requirement of the product on the surface roughness is high, the diameter of the microsphere head 11 is correspondingly reduced, and the minimum diameter can be processed to 0.01 μm.
Further, in some embodiments of this application, every set up interval t between the microballon head 11 structure, leave certain interval t between microballon head 11, when making the operation of polishing cutter, wait to process the material and receive to mill and produce better plastic flow, and then accelerate work efficiency.
Specifically, the distance t is greater than one third of the diameter of the microsphere head 11, or the distance t is less than two thirds of the diameter of the microsphere head 11, and the gap between the microsphere heads 11 is preferably one third to two thirds of the diameter of the microsphere head 11, considering the use effect and the surface strength of the microsphere head comprehensively.
A second aspect of the embodiment of the present application provides a polishing tool for cemented carbide, please refer to fig. 2, including the polishing tool head, further including a tool diameter 2 and a tool shank 3;
the cutter diameter 2 and the cutter handle 3 are both of cylindrical structures, and the cutter head is coaxially connected with the cutter handle 3 through the cutter diameter 2.
Further, in some embodiments of the present application, the tool diameter 2 and the tool shank 3 are both made of tungsten steel.
Further, in some embodiments of the present application, the tool holder 3 includes a connecting portion 31 and an operating portion 32 connected to the connecting portion 31, where the connecting portion 31 has a tapered platform structure, and a tip portion of the tapered platform is connected to the tool diameter 2.
Further, in some embodiments of the present application, please refer to fig. 1 and fig. 3, a protective sleeve 4 is elastically sleeved on the blade diameter 2, and the spherical blade 1 and the microsphere head 11 are covered in the protective sleeve 4;
be formed with annular groove 41 on the inner wall of protective sheath 4, be formed with annular protrusion 21 on the sword footpath 2, just annular groove 41 cooperates with annular protrusion 21 elastic clamping.
According to a third aspect of the embodiments of the present application, there is provided a numerically controlled lathe including the above polishing tool. Because the polishing cutter is arranged on the numerical control lathe, the polishing cutter can be adjusted according to the requirement of a product to be processed on the roughness, and a processed finished product meeting the actual roughness requirement is obtained.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
It will be understood that the present application is not limited to what has been described above and shown in the accompanying drawings, and that various modifications and changes can be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.
Claims (9)
1. The polishing cutter head for the hard alloy is characterized by comprising a spherical cutter particle (1) and a plurality of micro-ball heads (11) arranged on the spherical cutter particle (1);
the spherical cutter particles (1) and the microsphere heads (11) are made of polycrystalline diamond materials;
the micro ball head (11) is of an arc-shaped convex structure and is distributed on the surface of the spherical cutter particle (1).
2. The polishing tool head for cemented carbide according to claim 1, characterized in that the radius of each micro-sphere head (11) is 0.01 μ ι η.
3. The polishing tool head for cemented carbide according to claim 1, characterized in that a spacing t is provided between each of the micro-ball head (11) structures.
4. The polishing tool head for cemented carbide according to claim 3, characterized in that the pitch t is larger than one third of the diameter of the micro-ball head (11).
5. The polishing tool head for cemented carbide according to claim 3, characterized in that the pitch t is smaller than two thirds of the diameter of the micro-ball head (11).
6. A burnishing tool for cemented carbide, comprising a burnishing tool head according to any one of claims 1 to 5, further comprising a tool diameter (2) and a tool shank (3);
the cutter head is characterized in that the cutter diameter (2) and the cutter handle (3) are both of cylindrical structures, and the cutter head is coaxially connected with the cutter handle (3) through the cutter diameter (2).
7. The finishing tool for cemented carbide according to claim 6, characterized in that the tool diameter (2) and the tool shank (3) are both of tungsten steel.
8. The polishing tool for cemented carbide according to claim 6, characterized in that the shank (3) comprises a connecting portion (31) and an operating portion (32) connected to the connecting portion (31), the connecting portion (31) being of a conical frustum structure, the tip of the conical frustum connecting the tool radius (2).
9. The polishing tool for hard alloy according to claim 6, wherein the tool diameter (2) is elastically sleeved with a protective sleeve (4), and the spherical cutting insert (1) and the microsphere head (11) are covered in the protective sleeve (4);
be formed with annular groove (41) on the inner wall of protective sheath (4), be formed with annular protrusion (21) on sword footpath (2), just annular groove (41) and the cooperation of annular protrusion (21) elasticity joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120836896.2U CN215036607U (en) | 2021-04-22 | 2021-04-22 | Polishing cutter head for hard alloy and polishing cutter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120836896.2U CN215036607U (en) | 2021-04-22 | 2021-04-22 | Polishing cutter head for hard alloy and polishing cutter |
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| Publication Number | Publication Date |
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| CN215036607U true CN215036607U (en) | 2021-12-07 |
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| CN202120836896.2U Active CN215036607U (en) | 2021-04-22 | 2021-04-22 | Polishing cutter head for hard alloy and polishing cutter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112975768A (en) * | 2021-04-22 | 2021-06-18 | 嘉兴沃尔德金刚石工具有限公司 | Polishing cutter head for hard alloy and polishing cutter |
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2021
- 2021-04-22 CN CN202120836896.2U patent/CN215036607U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112975768A (en) * | 2021-04-22 | 2021-06-18 | 嘉兴沃尔德金刚石工具有限公司 | Polishing cutter head for hard alloy and polishing cutter |
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