CN110900474B - Double-side processing grinding wheel rod - Google Patents
Double-side processing grinding wheel rod Download PDFInfo
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- CN110900474B CN110900474B CN201911219826.6A CN201911219826A CN110900474B CN 110900474 B CN110900474 B CN 110900474B CN 201911219826 A CN201911219826 A CN 201911219826A CN 110900474 B CN110900474 B CN 110900474B
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- processing
- grinding wheel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D7/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor
- B24D7/18—Wheels of special form
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- Mechanical Engineering (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention discloses a double-sided processing grinding wheel rod which comprises a connecting end and a processing end, wherein the connecting end is connected with the processing end through a concave part, a second processing part is arranged at one end of the processing end, which is connected with the concave part, a first processing part is arranged at the other end of the processing end, the first processing part is formed by connecting a plurality of bosses into a cross shape, and the second processing part comprises an arc-shaped processing part arranged on the processing end. The grinding wheel rod is used for clamping the glass cover plate once, and can process the front surface and the back surface of the glass cover plate, so that the manual sheet placing times are reduced, and the processing efficiency is improved.
Description
Technical Field
The invention discloses a grinding wheel rod for double-sided machining, and belongs to the field of machining tools.
Background
Along with the popularity of intelligent wearing equipment, more and more intelligent wrist-watches, intelligent bracelet etc. appear in people's daily life. The intelligent wearable equipment in the market is provided with a small display screen, and a glass cover plate is arranged on the outermost side of the screen, so that the screen can be protected.
There is one type 2.5D glass apron that is used in intelligent wearing equipment in the existing market, and it needs the manual work to put the glass apron that treats processing twice and process openly and reverse respectively on automatic CNC board in the course of working, because the manual work is put the piece inefficiency, and it is great to put piece offset, leads to machining efficiency to hang down.
Disclosure of Invention
The invention provides a grinding wheel rod with double-sided machining, which is used for machining the front side and the back side of a glass cover plate by clamping the glass cover plate once, so that the manual sheet placing times are reduced, and the machining efficiency is improved.
The invention relates to a double-sided machining grinding wheel rod which comprises a connecting end and a machining end, wherein the connecting end is connected with the machining end through a concave part, a second machining part is arranged at one end of the machining end, which is connected with the concave part, a first machining part is arranged at the other end of the machining end, the first machining part is formed by connecting a plurality of bosses in a cross shape, and the second machining part comprises an arc-shaped machining part arranged on the machining end.
Further, the processing end comprises a conical portion and a cylindrical portion, one end of the cylindrical portion is connected with the conical portion, and the other end of the cylindrical portion is connected with the recessed portion.
Further, the first processing portion is located at one end, away from the cylindrical portion, of the conical portion.
Further, an arc part is arranged between the boss and the conical part, and the arc radius of the arc part is 0.8 mm.
Furthermore, the second processing part is positioned at one end where the cylindrical part is connected with the concave part, and the arc-shaped processing part is composed of an arc chamfer arranged at the connecting edge of the cylindrical part and the concave part.
Further, the arc radius of the arc chamfer is 1 mm.
Further, the conical included angle of the conical part is 40 degrees.
Further, the outer diameter of the cylindrical portion is larger than the maximum outer diameter of the conical portion.
Further, the lateral wall of cylinder portion is equipped with the recess, be equipped with the horn mouth on the recess, the contained angle of horn mouth is 80 degrees.
The invention brings the following beneficial effects:
the connecting end of the grinding wheel rod is fixed on an output shaft of a CNC machine table, and the machining end of the grinding wheel rod is used for machining a glass cover plate of an upper machine table operating platform; during operation, only need manual operation place a glass apron, just can utilize first processing portion to process the front of glass apron, then recycle the reverse side of second processing portion processing glass apron to reduce the manual work and put the piece number of times, improve machining efficiency.
Drawings
FIG. 1 is a front view of a double-sided grinding wheel bar according to the present invention;
fig. 2 is a bottom view of a conical portion of a double-sided grinding wheel rod according to the present invention.
Names and designations of parts
1-a connecting end;
2-processing the end;
3-a first processing part;
4-a second processing section;
5-a recess;
6-groove;
7-arc part;
8-a snap ring;
21-a conical section;
22-a cylindrical portion;
31-concave hole.
Detailed description of the preferred embodiments
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
Examples
Referring to fig. 1-2, the embodiment discloses a double-sided grinding wheel rod, which includes a connecting end 1 and a processing end 2, the connecting end 1 is connected with the processing end 2 through a concave portion 5, a second processing portion 4 is disposed at one end of the processing end 2 connected with the concave portion 5, a first processing portion 3 is disposed at the other end of the processing end 2, the first processing portion 3 is formed by connecting a plurality of bosses in a cross shape, and the second processing portion 4 includes an arc-shaped processing portion disposed on the processing end 2.
And the grinding wheel rod is arranged on an output shaft of the CNC machine table and used for grinding the glass cover plate to be machined on the machine table. During the use, connect 1 and the CNC board through the emery wheel stick to can set up snap ring 8 at the middle part of connecting 1, inject the position of emery wheel stick dress at the CNC board through snap ring 8. The CNC machine table drives the grinding wheel rod to rotate, lift and horizontally move.
When the grinding wheel rod moves to the upper part of the glass cover plate, the first processing part 3 of the grinding wheel rod is pressed against the front surface of the glass cover plate, and then the cambered surface at the boundary of the front surface of the glass cover plate is ground under the driving of the CNC machine table. When the grinding wheel rod moves to the side of the glass cover plate, the concave part 5 is utilized to provide part of accommodating space, so that the grinding wheel rod approaches to the glass cover plate, part of the glass cover plate can extend into the concave part 5, the second processing part 4 on the grinding wheel rod is abutted against the back surface of the glass cover plate, and then the cambered surface of the back surface boundary of the glass cover plate is polished under the driving of the CNC machine table.
According to the grinding wheel rod, the connecting end 1 is used for being fixed on an output shaft of a CNC machine table, and the machining end 2 is used for machining a glass cover plate of an operating platform of the machine table; during operation, only need manual operation place a glass apron, just usable first processing portion 3 processes the front of glass apron, then recycles the reverse side of second processing portion 4 processing glass apron to reduce the manual work and put the piece number of times, improve machining efficiency.
Specifically, the processing end 2 includes a conical portion 21 and a cylindrical portion 22, one end of the cylindrical portion 22 is connected to the conical portion 21, and the other end of the cylindrical portion 22 is connected to the recessed portion 5. The cylindrical portion 22 is used to provide the second processed portion 4, and in order to increase the processing radius of the second processed portion 4 as much as possible, the cylindrical portion 22 is provided with a larger radius; the conical portion 21 is provided for the first machined portion 3, and in order to reduce interference of the machined end 2 with the first machined portion 3 during operation as much as possible, the conical portion 21 is obtained by setting a section of the machined end 2 downward from the cylindrical portion 22 to be conical. In a specific embodiment, the first processed portion 3 is located at an end of the conical portion 21 away from the cylindrical portion 22, i.e., at an end of the conical portion 21 at the smallest end, so that the conical portion 21 has the least interference with the first processed portion 3; the second processing part 4 is located at one end where the cylindrical part 22 is connected with the concave part 5, and the arc-shaped processing part is composed of arc chamfers arranged at the connecting edges of the cylindrical part 11 and the concave part 5, so that the processing radius of the second processing part 4 is the largest.
In one embodiment, the included angle a of the conical portion 21 is 40 degrees, and the outer diameter of the cylindrical portion 22 is larger than the maximum outer diameter of the conical portion 21, so that a step is formed at the connection position of the cylindrical portion 22 and the conical portion 21, and the transition of the included angle a of 40 degrees is smoother. It is understood that in other embodiments, the included angle a of the conical portion 21 may be set to other degrees, such as 45 degrees, 50 degrees, etc.
The first processing part 3 is formed by connecting four bosses in a cross shape from mutually perpendicular directions in a mode of facing to a center, and the outer edge of each boss and the conical part 21 are in smooth transition through the circular arc part 7, so that the edge angle formed at the joint of the boss and the conical part 21 is avoided. Specifically, the arc radius e of the arc portion 7 is 0.8 mm, and it can be understood that the arc radius e of the arc portion 7 can also be set to other dimensions, for example, the arc radius e may be between 0.5 mm and 1.2 mm.
The second processing portion 4 comprises an arc-shaped processing portion arranged on the processing end 2, in this embodiment, the second processing portion 4 is located at one end where the cylindrical portion 22 is connected with the recessed portion 5, and the arc-shaped processing portion is composed of arc chamfers arranged at connecting edges of the cylindrical portion 22 and the recessed portion 5. Further, the arc radius d of the arc chamfer is 1 mm. It is understood that the radial distance from the bottom of the depressed part 5 to the curved processing part is the maximum processing radius, and the curved processing part is formed in the form of a circular arc chamfer provided at the connecting edge of the cylindrical part 22 and the depressed part 5, so that it is simpler to process the curved processing part, and the maximum processing radius can be obtained by such an arrangement.
In one embodiment, the radial distance c between the bottom of the recess 5 and the maximum outer diameter of the second machined part 4 is 3.5 mm. Namely, the maximum machining radius of the second machining part 4 is 3.5 mm, and the maximum machining radius determines the maximum extension of the arc surface at the boundary of the maximum machinable glass cover plate, so that the maximum machinable arc surface width of the grinding wheel rod in the embodiment does not exceed 3.5 mm.
The side wall of the cylindrical portion 22 is annularly provided with a groove 6, the groove 6 is provided with a bell mouth, and an included angle b of the bell mouth is 80 degrees. The groove 6 is used for chamfering the boundary of the glass cover plate, and it can be understood that the included angle b of the horn mouth can be correspondingly set according to the required chamfering size of the boundary of the glass cover plate.
This embodiment still discloses a concrete structure of above-mentioned emery wheel stick: the connecting structure comprises a conical part 21 positioned at the lowest end, a cylindrical part 22 positioned at the upper end of the conical part 21 and a connecting end 1 positioned at the upper end of the cylindrical part 22, wherein the concave part 5 is arranged at the position, close to the cylindrical part 22, of the connecting end 1.
Wherein, the height of the conical part 21 is set to 5 mm, the section of the conical part with the lower end of 0-3.65 mm is set to be conical, the diameter of the small end is set to 6.6 mm, and the diameter of the large end is set to 9 mm, thereby forming a conical included angle of 40 degrees; the section 3.65-5 mm in diameter at its upper end is cylindrical and the diameter of this section is set to 9 mm.
The cylindrical portion 22 is formed in a 3.2 mm cylindrical shape and has a diameter of 11.5 mm. The groove 6 is arranged at a position 0.5 mm away from the lower end of the cylindrical part 22, the width of the groove opening of the groove 6 is 1.29 mm, the width of the groove bottom is 0.79 mm, and the depth of the groove is 0.3 mm, so that the groove 6 forms a horn mouth with an included angle of 80 degrees.
The connecting end 1 is designed to be a cylinder with the height of 32 mm and the diameter of 6 mm, a clamping ring 8 is arranged 20.6 mm away from the upper end of the connecting end, the width of the clamping ring 8 is set to be 1.2 mm, and the outer diameter of the clamping ring is set to be 8 mm. And the upper ends of the connecting end 1 and the snap ring 8 are chamfered.
The concave portion 5 is closely attached to the upper end of the cylindrical portion 22, the opening width of the concave portion is set to be 2.6 mm, the bottom width of the concave portion is set to be 0.8 mm, and the minimum diameter of the bottom of the concave portion is 4.5 mm, so that a horn mouth with an included angle of 85 degrees is formed.
The first processing part 3 is arranged on the lower end face of the conical part 21, the first processing part 3 is a cross-shaped boss, the height of the cross-shaped boss is set to be 0.44 mm, the sides of the cross-shaped boss are arranged in a rounding mode, a concave hole 31 is arranged in the center of the cross-shaped boss, and the diameter of the concave hole 31 is set to be 1.69 mm. An arc part 7 is arranged between the outer side of the cross-shaped boss and the outer side of the conical part 21, the arc radius of the arc part 7 is 0.8 mm, and the cross-shaped boss is smoothly transited to the conical part 21 through the arc part 7.
The second processed portion 4 is formed by an arc chamfer provided at an inner end edge of the cylindrical portion 22, and an arc radius of the arc chamfer is 1 mm, so that a radial distance between the bottom of the recessed portion 5 and a maximum outer diameter of the second processed portion 4 is 3.5 mm.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention. It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (7)
1. A double-sided processing grinding wheel rod is characterized by comprising a connecting end and a processing end, wherein the connecting end is connected with the processing end through a concave part;
the processing end comprises a conical part and a cylindrical part, one end of the cylindrical part is connected with the conical part, the other end of the cylindrical part is connected with the concave part, a groove is annularly arranged on the side wall of the cylindrical part, and the groove is provided with a horn mouth;
the second processing part is positioned at one end where the cylindrical part is connected with the depressed part, and the arc-shaped processing part is composed of an arc chamfer arranged at the connecting edge of the cylindrical part and the depressed part.
2. The double-sided grinding wheel bar according to claim 1, wherein the first machining portion is located at an end of the conical portion remote from the cylindrical portion.
3. The double-sided grinding wheel rod according to claim 2, wherein an arc portion is provided between the boss and the conical portion, and an arc radius of the arc portion is 0.8 mm.
4. The double-sided grinding wheel bar according to claim 3, wherein the arc radius of the arc chamfer is 1 mm.
5. The double-sided grinding wheel bar according to claim 1, wherein the conical portion has an included angle of taper of 40 degrees.
6. The double-sided grinding wheel bar according to claim 1, wherein the outer diameter of the cylindrical portion is larger than the maximum outer diameter of the conical portion.
7. The double-sided grinding wheel bar according to claim 1, wherein the angle of the flare is 80 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911219826.6A CN110900474B (en) | 2019-12-03 | 2019-12-03 | Double-side processing grinding wheel rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911219826.6A CN110900474B (en) | 2019-12-03 | 2019-12-03 | Double-side processing grinding wheel rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110900474A CN110900474A (en) | 2020-03-24 |
| CN110900474B true CN110900474B (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911219826.6A Active CN110900474B (en) | 2019-12-03 | 2019-12-03 | Double-side processing grinding wheel rod |
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| CN (1) | CN110900474B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000317794A (en) * | 1999-05-11 | 2000-11-21 | Amada Co Ltd | Grinding wheel for deburring and deburring machine |
| CN205097063U (en) * | 2015-11-11 | 2016-03-23 | 湖北慧点科技股份有限公司 | Processing arc limit glass's emery wheel stick |
| KR102578503B1 (en) * | 2016-09-12 | 2023-09-14 | 삼성디스플레이 주식회사 | Lapping device |
| CN206169915U (en) * | 2016-11-16 | 2017-05-17 | 东莞市湘华建强光电科技有限公司 | CNC bistrique of improvement |
| CN206717639U (en) * | 2017-05-19 | 2017-12-08 | 江西合力泰科技有限公司 | A kind of new touch cover processing bistrique |
| CN109834543A (en) * | 2018-12-03 | 2019-06-04 | 江西合力泰科技有限公司 | A kind of glass processing grinding wheel stick and CNC processing method |
| CN209350093U (en) * | 2018-12-14 | 2019-09-06 | 江西合力泰科技有限公司 | A kind of copy grinding wheel stick |
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2019
- 2019-12-03 CN CN201911219826.6A patent/CN110900474B/en active Active
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| CN110900474A (en) | 2020-03-24 |
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Address after: 343700 Taihe County Industrial Park, Ji'an City, Jiangxi Province Applicant after: JIANGXI HOLITECH TECHNOLOGY Co.,Ltd. Address before: 343700 Industrial Park, Taihe County, Ji'an City, Jiangxi Province Applicant before: JIANGXI HOLITECH TECHNOLOGY Co.,Ltd. |
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