CN216991267U

CN216991267U - Diamond grinding head for precise electronic instrument

Info

Publication number: CN216991267U
Application number: CN202220764254.0U
Authority: CN
Inventors: 罗伟强; 赵文钦; 郭志双
Original assignee: SHENZHEN CHANGXING TECHNOLOGY CO LTD
Current assignee: SHENZHEN CHANGXING TECHNOLOGY CO LTD
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-07-19
Anticipated expiration: 2032-04-02

Abstract

The utility model discloses a diamond grinding head for a precise electronic instrument, which comprises an end head part, a mounting handle and a connecting rod, wherein the end head part is provided with a first connecting rod; the end head part is arranged at one end of the connecting rod, and the mounting handle is arranged at the other end of the connecting rod; the end head part comprises a built-in base body, an electroplated layer wrapped outside the built-in base body and a plurality of diamond abrasive grains arranged on the electroplated layer at intervals; the ratio of the external surface area of the electroplated layer to the grain diameter of the diamond abrasive grains is 15: 1-17: 1. according to the diamond grinding head for the precise electronic instrument, the design of combining the end head part, the mounting handle and the connecting rod is adopted, and the end head part is combined by adopting the built-in matrix, the electroplated layer and a plurality of diamond abrasive particles, so that the grinding performance can be improved, and the service life can be prolonged; moreover, the method is convenient to manufacture and can reduce manufacturing cost.

Description

Diamond grinding head for precise electronic instrument

Technical Field

The utility model relates to the field of grinding heads of precise electronic instruments, in particular to a diamond grinding head for a precise electronic instrument.

Background

With the development of science and technology, grinding tools are commonly used in the decoration industry, automobile parts, prism industry and the like, so that the production efficiency of the parts can be improved through the processing of the grinding tools. However, in the face of some low iron content metal and non-metal hard and brittle materials, such as hard alloy, agate gem, high alumina porcelain, optical glass, semiconductor material, stone, etc., the processing of ordinary grinding wheels and other grinding tools cannot be met, and the processing of the ordinary grinding wheels and other grinding tools is often required to depend on precise electronic instruments. However, the grinding head for the existing precise electronic instrument often has the defects of lower grinding performance and shorter service life, and can not meet the industrial requirements.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a diamond grinding head for a precise electronic instrument, which can improve the grinding performance and prolong the service life.

The purpose of the utility model is realized by adopting the following technical scheme:

the diamond grinding head for the precise electronic instrument is characterized in that: comprises an end head part, a mounting handle and a connecting rod; the end head part is arranged at one end of the connecting rod, and the mounting handle is arranged at the other end of the connecting rod; the end head part comprises a built-in base body, an electroplated layer wrapped outside the built-in base body and a plurality of diamond abrasive particles arranged on the electroplated layer at intervals; the ratio of the area of the outer surface of the electroplated layer to the grain diameter of the diamond abrasive grains is 15: 1-17: 1.

the ratio of the area of the outer surface of the electroplated layer to the grain diameter of the diamond abrasive grains is 16: 1.

the built-in matrix is spherical.

The diamond abrasive grains are bonded on the electroplated layer.

The electroplated layer is a nickel-plated layer.

The connecting rod comprises a front rod body and a rear rod body; the front rod body is arranged at one end of the rear rod body, and the mounting handle is arranged at the other end of the rear rod body; the end head part is arranged at one end of the front rod body far away from the rear rod body.

The mounting handle comprises a mounting main handle section and a transition handle section arranged between the post rod body and the mounting main handle section; the diameter of the transition handle section is gradually increased from one end, close to the rear rod body, of the transition handle section to one end, close to the mounting main handle section, of the transition handle section, the diameter of one end, close to the rear rod body, of the transition handle section is the same as that of the rear rod body, and the diameter of one end, close to the mounting main handle section, of the transition handle section is the same as that of the mounting main handle section.

The length of the rear rod body is smaller than that of the mounting handle.

The built-in substrate is a diamond substrate made of diamond.

The built-in base body, the connecting rod and the mounting handle are integrally formed.

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

according to the diamond grinding head for the precise electronic instrument, the design of combining the end head part, the mounting handle and the connecting rod is adopted, and the end head part is combined by adopting the built-in matrix, the electroplated layer and a plurality of diamond abrasive particles, so that the grinding performance can be improved, and the service life can be prolonged; in addition, the connecting structure is convenient to manufacture, can reduce manufacturing cost, and can improve the connection stability, so that the service life is further prolonged, and the working reliability is ensured.

Drawings

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

FIG. 2 is another schematic view of the present invention;

FIG. 3 is a side view of the present invention;

FIG. 4 is a cross-sectional view of the tip section;

10, an end head part; 11. a substrate is arranged inside; 12. electroplating layer; 13. diamond abrasive grains; 20. a handle is installed; 21. installing a main handle section; 22. a transition shank segment; 30. a connecting rod; 31. a front rod body; 32. a post rod body; 33. a front main rod section; 34. the front transition section.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

As shown in fig. 1 to 4, a diamond grinding head for a precision electronic instrument includes a head part 10, a mounting shank 20, and a connecting rod 30; the end head part 10 is arranged on one end of the connecting rod 30, and the mounting handle 20 is arranged on the other end of the connecting rod 30; the end head part 10 comprises a built-in base body 11, a plating layer 12 wrapping the built-in base body 11 and a plurality of diamond abrasive grains 13 arranged on the plating layer 12 at intervals; the ratio of the area of the outer surface of the electroplated layer 12 to the particle size of the diamond abrasive particles 13 is 15: 1-17: 1. wherein, the grain diameter of the diamond abrasive grains 13 is the maximum length of the periphery of the diamond abrasive grains 13.

The utility model provides a diamond grinding head for a precise electronic instrument, which adopts the combination design of an end part 10, a mounting handle 20 and a connecting rod 30, adopts the combination of a built-in base body 11, a plating layer 12 and a plurality of diamond abrasive grains 13 for the end part 10, and simultaneously sets the ratio of the external surface area of the plating layer 12 to the grain diameter of the diamond abrasive grains 13 as 15: 1-17: 1, the grinding tool can improve the hardness, the compressive strength and the wear resistance, thereby improving the grinding performance and prolonging the service life, and the grinding workpiece has high efficiency, high precision, good roughness, less consumption and long service life, and can be used for processing hard alloy, metal with low iron content and non-metal hard and brittle materials, such as hard alloy, agate jewel, high-alumina porcelain, optical glass, semiconductor materials, stone materials and the like; the manufacturing is convenient, and the manufacturing cost can be reduced; in addition, the end head part 10, the mounting handle 20 and the connecting rod 30 are adopted, so that the clamping is facilitated. The diamond grinding head may also be used for mounting to grinding machines, grinders, polishers, or mounting tools, etc.

Preferably, the ratio of the area of the outer surface of the electroplated layer 12 to the particle size of the diamond abrasive particles 13 is 16: 1, thereby improving the performance and fully utilizing the space.

The built-in matrix 11 is spherical, so that the manufacturing is convenient.

The diamond abrasive grains 13 are bonded to the electroplated layer 12, so that the connection stability can be improved, the service life is further prolonged, and the working reliability is ensured. Specifically, the diamond abrasive grains 13 are bonded to the plating layer 12 by a bonding agent.

Preferably, the plating layer 12 is a nickel plating layer. And the electroplated layer 12 is a nickel-plated layer, so that the manufacturing cost can be further reduced, the hardness of the diamond grinding head can be further improved, and the service life can be prolonged.

Preferably, the connecting rod 30 comprises a front rod body 31 and a rear rod body 32; the front rod body 31 is arranged at one end of the rear rod body 32, and the mounting handle 20 is arranged at the other end of the rear rod body 32; the end head part 10 is arranged at one end of the front rod body 31 far away from the rear rod body 32, so that the processing is convenient. The length of the rear rod body 32 is greater than that of the front rod body 31. The length of the rear lever body 32 is less than the length of the mounting shank 20.

The front rod body 31 comprises a front main rod section 33 and a front transition section 34 arranged between the front main rod section 33 and the rear rod body 32; the diameter of the front transition section 34 is gradually increased from the end of the front transition section 34 close to the rear rod body 32 to the end close to the front main rod section 33, the diameter of the end of the front transition section 34 close to the front main rod section 33 is the same as that of the front main rod section 33, and the diameter of the end of the front transition section 34 close to the rear rod body 32 is the same as that of the rear rod body 32. By adopting the above structure, the front rod 31 and the rear rod 32 can be smoothly transited.

The diameter of the inner base body 11 is greater than the diameter of the front main shaft section 33.

The mounting handle 20 comprises a mounting main handle section 21 and a transition handle section 22 arranged between the rear rod body 32 and the mounting main handle section 21; the diameter of the transition handle section 22 is gradually increased from the end of the transition handle section 22 close to the rear rod body 32 to the end close to the main handle section 21, the diameter of the end of the transition handle section 22 close to the rear rod body 32 is the same as that of the rear rod body 32, and the diameter of the end of the transition handle section 22 close to the main handle section 21 is the same as that of the main handle section 21. By adopting the above structure, the rear rod 32 and the mounting handle 20 can be smoothly transited.

The cross section of the diamond abrasive particle 13 is hexagonal, and of course, the diamond abrasive particle 13 may be set to have other shapes, but the cross section of the diamond abrasive particle 13 is hexagonal, which is the most preferable embodiment of the present invention, and is convenient for processing.

Preferably, the built-in substrate 11 is a diamond substrate made of diamond, so as to further improve the hardness and compressive strength of the diamond substrate. The built-in base body 11, the connecting rod 30 and the mounting handle 20 are integrally formed.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. The diamond grinding head for the precise electronic instrument is characterized in that: comprises an end head part, a mounting handle and a connecting rod; the end head part is arranged at one end of the connecting rod, and the mounting handle is arranged at the other end of the connecting rod; the end head part comprises a built-in base body, an electroplated layer wrapped outside the built-in base body and a plurality of diamond abrasive particles arranged on the electroplated layer at intervals; the ratio of the area of the outer surface of the electroplated layer to the grain diameter of the diamond abrasive grains is 15: 1-17: 1.

2. a diamond grinding head for a precision electronic instrument according to claim 1, wherein: the ratio of the area of the outer surface of the electroplated layer to the grain diameter of the diamond abrasive grains is 16: 1.

3. a diamond grinding head for a precision electronic instrument according to claim 1, wherein: the built-in matrix is spherical.

4. A diamond grinding head for a precision electronic instrument according to claim 1, wherein: the diamond abrasive grains are bonded on the electroplated layer.

5. A diamond grinding head for a precision electronic instrument according to claim 1, wherein: the electroplated layer is a nickel-plated layer.

6. A diamond grit wheel for precision electronic instruments, as claimed in claim 1, wherein: the connecting rod comprises a front rod body and a rear rod body; the front rod body is arranged at one end of the rear rod body, and the mounting handle is arranged at the other end of the rear rod body; the end head part is arranged at one end of the front rod body far away from the rear rod body.

7. A diamond grinding head for a precision electronic instrument according to claim 6, wherein: the mounting handle comprises a mounting main handle section and a transition handle section arranged between the post rod body and the mounting main handle section; the diameter of the transition handle section is gradually increased from one end, close to the rear rod body, of the transition handle section to one end, close to the mounting main handle section, of the transition handle section, the diameter of one end, close to the rear rod body, of the transition handle section is the same as that of the rear rod body, and the diameter of one end, close to the mounting main handle section, of the transition handle section is the same as that of the mounting main handle section.

8. A diamond grinding head for a precision electronic instrument according to claim 6, wherein: the length of the rear rod body is smaller than that of the mounting handle.

9. A diamond grinding head for a precision electronic instrument according to claim 1, wherein: the built-in substrate is a diamond substrate made of diamond.

10. A diamond grinding head for a precision electronic instrument according to claim 1, wherein: the built-in base body, the connecting rod and the mounting handle are integrally formed.