CN116833901B - Grinding tool for annular table of precision grinding disc parts - Google Patents
Grinding tool for annular table of precision grinding disc parts Download PDFInfo
- Publication number
- CN116833901B CN116833901B CN202310901548.2A CN202310901548A CN116833901B CN 116833901 B CN116833901 B CN 116833901B CN 202310901548 A CN202310901548 A CN 202310901548A CN 116833901 B CN116833901 B CN 116833901B
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- disc
- grinding
- annular table
- driving motor
- grinding tool
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- 238000000034 method Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000005498 polishing Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/27—Work carriers
- B24B37/30—Work carriers for single side lapping of plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/34—Accessories
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention discloses a grinding tool for an annular table of a precision grinding disc part, which relates to the technical field of grinding of the bottom surface of the annular table of the disc part. The beneficial effects of the invention are as follows: compact structure, greatly improved grinding quality, high grinding precision and simple operation.
Description
Technical Field
The invention relates to the technical field of grinding the bottom surface of an annular table of a disc part, in particular to a grinding tool for precisely grinding the annular table of the disc part.
Background
The structure of the disc parts produced in a workshop is shown in fig. 1-5, and comprises an upper annular ring 1 and a lower annular ring 2, wherein a plurality of connecting frames 3 are fixedly arranged on the outer edge of the upper annular ring 1 along the circumferential direction of the upper annular ring, the other end of each connecting frame 3 is fixedly arranged on the lower annular ring 2, a cross-shaped plate 4 is fixedly arranged at the central hole of the upper annular ring 1, a through hole 5 is formed in the central position of the cross-shaped plate 4, and an annular table 6 is fixedly arranged on the bottom surface of the upper annular ring 1 along the circumferential direction of the upper annular ring. When such a disc-like part is produced and formed, the bottom surface of the annular table 6 is required to be ground in a process.
In a workshop, the operation method for grinding the bottom surface of the annular table 6 of the disc-type part comprises the following steps:
S1, a worker firstly takes out a disc part, supports an upper annular ring 1 of the disc part on a grinding table 7 of a grinder, as shown in FIG. 6, and ensures that the annular table 6 is positioned right above a grinding disc of the grinder;
S2, a worker controls the grinding disc of the grinder to rotate, then controls the grinding disc to move downwards, the rotating grinding disc grinds the annular table 6, and after a period of time, the annular table 6 can be ground;
s3, repeating the operations of the steps S1-S2, so that the annular table 6 of the plurality of disc parts can be continuously ground.
However, the method of operation in the workshop is capable of grinding the annular table 6 of the disc-like parts, but in actual operation, the following technical drawbacks still appear:
In step S1, since the uneven burrs exist on the bottom surface of the upper annular ring 1, when the burrs contact with the polishing table 7, the burrs tilt the entire disc parts, and further tilt the annular table 6, so that the annular table 6 is not parallel to the polishing disc (but the annular table 6 is required to be polished by the polishing disc in a horizontal state in the process), and therefore, the polishing quality of the annular table 6 is poor and the polishing precision is low after the polishing disc grinds the annular table 6. Therefore, there is a need for a polishing tool with greatly improved polishing quality and high polishing accuracy.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the grinding tool for the annular table of the precision grinding disc parts, which has the advantages of compact structure, great improvement of grinding quality, high grinding precision and simplicity in operation.
The aim of the invention is achieved by the following technical scheme: the utility model provides a grinding frock of accurate grinding disc class part annular table, it is including setting firmly in the platform on the frame top surface, set firmly in the driving motor on the platform basal surface, driving motor's output shaft runs through the platform setting, and extends and be connected with the grinding disc on the end, its characterized in that: the center department of abrasive disc top surface has seted up the step hole, has set firmly ball bearing in the macropore of step hole, has set firmly the center post in ball bearing's the inner circle, and the upper end of center post extends in the outside of step hole, and has seted up the external screw thread on the cylinder of extension end, and threaded connection has lock nut on the external screw thread, and the welding has the supporting disk that is located the step hole aperture on the cylinder of center post, and the supporting disk top surface extends in the top of step hole.
And a fence positioned outside the driving motor is fixedly arranged on the top surface of the platform.
And a coupling is connected between the grinding disc and the output shaft of the driving motor, and the grinding disc, the driving motor and the central column are coaxially arranged.
The grinding disc is internally provided with a plurality of inclined grooves which are obliquely arranged, and the inclined grooves penetrate through the top and bottom surfaces of the grinding disc.
The center post is in interference fit with the inner ring of the ball bearing.
The step surface of the step hole is fixedly provided with a pressing plate, the pressing plate is sleeved outside the center column, and the pressing plate presses the outer ring of the ball bearing.
The invention has the following advantages: compact structure, greatly improved grinding quality, high grinding precision and simple operation.
Drawings
FIG. 1 is a schematic structural view of a disc-type part;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is an enlarged partial view of section I of FIG. 3;
FIG. 5 is a bottom view of FIG. 1;
FIG. 6 is a schematic view of the support of the upper annular ring of the disc-like part on the grinding table;
FIG. 7 is a schematic diagram of the structure of the present invention;
FIG. 8 is a schematic diagram of the main section of FIG. 7;
FIG. 9 is an enlarged partial view of section II of FIG. 8;
FIG. 10 is a schematic illustration of the securing of a disc-like part to a support disc;
FIG. 11 is a schematic diagram of the main section of FIG. 10;
FIG. 12 is an enlarged partial view of the portion III of FIG. 11;
In the figure, the upper annular ring, the lower annular ring, the 3-connecting frame, the 4-cross-shaped plate, the 5-through hole, the 6-annular table, the 7-grinding table, the 8-frame, the 9-platform, the 10-driving motor, the 11-grinding disc, the 12-step hole, the 13-ball bearing, the 14-center post, the 15-external thread, the 16-locking nut, the 17-supporting disc, the 18-fence, the 19-chute, the 20-pressing plate and the 21-disc type part are arranged.
Detailed Description
The invention is further described below with reference to the accompanying drawings, the scope of the invention not being limited to the following:
as shown in fig. 7-9, a grinding tool for an annular table of precision grinding disc parts comprises a platform 9 fixedly arranged on the top surface of a frame 8, and a driving motor 10 fixedly arranged on the bottom surface of the platform 9, wherein a fence 18 positioned outside the driving motor 10 is fixedly arranged on the top surface of the platform 9, an output shaft of the driving motor 10 penetrates through the platform 9, and an extending end is connected with a grinding disc 11, and the grinding tool is characterized in that: the center department of grinding disc 11 top surface has seted up step hole 12, has set firmly ball bearing 13 in the macropore of step hole 12, has set firmly central post 14 in the inner circle of ball bearing 13, central post 14 and ball bearing 13's inner circle interference fit, and the upper end of central post 14 extends in the outside of step hole 12, and has seted up external screw thread 15 on the cylinder of extension end, and threaded connection has lock nut 16 on the external screw thread 15, and the welding has the supporting disk 17 that is located step hole 12 aperture on the cylinder of central post 14, and supporting disk 17 top surface extends in the top of step hole 12. A pressing plate 20 is fixedly arranged on the step surface of the step hole 12, the pressing plate 20 is sleeved outside the center column 14, and the pressing plate 20 presses the outer ring of the ball bearing 13
A coupling is connected between the grinding disc 11 and the output shaft of the driving motor 10, and the grinding disc 11, the driving motor 10 and the center column 14 are coaxially arranged. A plurality of inclined grooves 19 which are obliquely arranged are formed in the grinding disc 11, and the inclined grooves 19 penetrate through the top and bottom surfaces of the grinding disc 11.
The method for polishing the bottom surface of the annular table 6 of the disc-like part comprises the following steps:
s1, a worker unscrews a lock nut 16 from an external thread 15 of a center column 14;
S2, positioning of the disc parts 21: the worker takes out one disc-like part 21 as shown in fig. 1-5, the worker sleeves the lower annular ring 2 of the disc-like part 21 outside the grinding disc 11 from top to bottom, then sleeves the through holes 5 of the cross-shaped plate 4 of the disc-like part 21 outside the center column 14, and ensures that the bottom surface of the cross-shaped plate 4 is supported on the top surface of the supporting disc 17, thereby realizing the positioning of the disc-like part 21, and the bottom surface of the annular table 6 of the disc-like part 21 is contacted with the top surface of the grinding disc 11;
S3, fixing the disc parts 21: the worker threads the lock nut 16 on the external thread 15 of the central column 14 again, and under the threaded connection force, the cross-shaped plate 4 is fixed between the lock nut 16 and the supporting disc 17, so that the disc part 21 is fixed on the supporting disc 17, as shown in fig. 10-12;
s4, grinding the annular table 6 of the disc part 21, wherein the specific operation steps are as follows:
s41, a worker holds the lower annular ring 2 of the disc part 21 by hand and keeps the disc part 21 motionless;
s42, controlling the driving motor 10 to start, driving the driving motor 10 to drive the grinding disc 11 to rotate, enabling the rotating grinding disc 11 to rotate relative to the static disc part 21, grinding the bottom surface of the annular table 6 by the grinding disc 11 in the rotating process, enabling the ground scraps to pass through the chute 19 and then fall on the top surface of the platform 9, and finally grinding the bottom surface of the annular table 6 of the disc part 21 after grinding for a period of time;
As can be seen from steps S2 to S4, the upper annular ring 1 of the disc part 21 is in a suspended state, burrs on the bottom surface of the upper annular ring are not in contact with the grinding table 7, so that the annular table 6 to be ground and the grinding disc 11 are always in a parallel state, that is, the grinding disc 11 always grinds the annular table 6 in the horizontal state, and compared with the grinding mode shown in fig. 6, the grinding fixture greatly improves the grinding quality of the bottom surface of the annular table 6 and has the characteristic of high grinding precision.
S5, taking out the disc parts 21: the worker firstly controls the driving motor 10 to be closed, then the lock nut 16 is screwed out from the external thread 15 of the center column 14, and finally the worker removes the disc part 21 from the center column 14;
S6, repeating the operations of the steps S1-S5, so as to continuously grind the bottom surfaces of the annular platforms 6 of the plurality of disc parts 21.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a grinding frock of accurate grinding disc class part annular table, it is including setting firmly platform (9) on frame (8) top surface, set firmly driving motor (10) on platform (9) bottom surface, the output shaft of driving motor (10) runs through platform (9) setting, and extends and be connected with grinding disc (11), its characterized in that on the end: a step hole (12) is formed in the center of the top surface of the grinding disc (11), a ball bearing (13) is fixedly arranged in a large hole of the step hole (12), a center column (14) is fixedly arranged in an inner ring of the ball bearing (13), the upper end part of the center column (14) extends out of the step hole (12), an external thread (15) is formed in a cylindrical surface of the extending end, a locking nut (16) is connected to the external thread (15) in a threaded manner, a supporting disc (17) positioned in a small hole of the step hole (12) is welded on the cylindrical surface of the center column (14), and the top surface of the supporting disc (17) extends above the step hole (12); the operation method for grinding the bottom surface of the annular table (6) of the disc part by the grinding tool comprises the following steps:
s1, a worker unscrews a lock nut (16) from an external thread (15) of a center column (14);
S2, positioning of disc parts (21): the worker takes out one disc part (21), the worker sleeves the lower annular ring (2) of the disc part (21) outside the grinding disc (11) from top to bottom, then sleeves the through hole (5) of the cross-shaped plate (4) of the disc part (21) outside the center column (14), and ensures that the bottom surface of the cross-shaped plate (4) is supported on the top surface of the supporting disc (17), so that the disc part (21) is positioned, and the bottom surface of the annular table (6) of the disc part (21) is contacted with the top surface of the grinding disc (11);
S3, fixing the disc parts (21): the worker connects the lock nut (16) on the external thread (15) of the center column (14) again, under the connecting force of the thread, the cross-shaped plate (4) is fixed between the lock nut (16) and the supporting disc (17), and then the disc parts (21) are fixed on the supporting disc (17);
S4, grinding an annular table (6) of the disc part (21), wherein the specific operation steps are as follows:
S41, a worker holds the lower annular ring (2) of the disc part (21) by hand and keeps the disc part (21) motionless;
s42, controlling a driving motor (10) to start, driving the driving motor (10) to drive a grinding disc (11) to rotate, enabling the rotating grinding disc (11) to rotate relative to a static disc part (21), grinding the bottom surface of the annular table (6) by the grinding disc (11) in the rotating process, enabling ground scraps to pass through a chute (19) and then fall on the top surface of the platform (9), and finally grinding the bottom surface of the annular table (6) of the disc part (21) after grinding for a period of time;
S5, taking out the disc parts (21): the worker firstly controls the driving motor (10) to be closed, then the locking nut (16) is screwed out from the external thread (15) of the central column (14), and finally the worker removes the disc part (21) from the central column (14);
S6, repeating the operations of the steps S1-S5, so as to continuously grind the bottom surfaces of the annular platforms (6) of the plurality of disc parts (21).
2. The grinding tool for the annular table of the precision grinding disc parts according to claim 1, wherein the grinding tool comprises the following components: and a fence (18) positioned outside the driving motor (10) is fixedly arranged on the top surface of the platform (9).
3. The grinding tool for the annular table of the precision grinding disc parts according to claim 1, wherein the grinding tool comprises the following components: a coupling is connected between the grinding disc (11) and the output shaft of the driving motor (10), and the grinding disc (11), the driving motor (10) and the central column (14) are coaxially arranged.
4. The grinding tool for the annular table of the precision grinding disc parts according to claim 1, wherein the grinding tool comprises the following components: a plurality of inclined grooves (19) which are obliquely arranged are formed in the grinding disc (11), and the inclined grooves (19) penetrate through the top and bottom surfaces of the grinding disc (11).
5. The grinding tool for the annular table of the precision grinding disc parts according to claim 1, wherein the grinding tool comprises the following components: the center column (14) is in interference fit with the inner ring of the ball bearing (13).
6. The grinding tool for the annular table of the precision grinding disc parts according to claim 1, wherein the grinding tool comprises the following components: the step surface of the step hole (12) is fixedly provided with a pressing plate (20), the pressing plate (20) is sleeved outside the center column (14), and the pressing plate (20) presses the outer ring of the ball bearing (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310901548.2A CN116833901B (en) | 2023-07-21 | 2023-07-21 | Grinding tool for annular table of precision grinding disc parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310901548.2A CN116833901B (en) | 2023-07-21 | 2023-07-21 | Grinding tool for annular table of precision grinding disc parts |
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| Publication Number | Publication Date |
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| CN116833901A CN116833901A (en) | 2023-10-03 |
| CN116833901B true CN116833901B (en) | 2024-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310901548.2A Active CN116833901B (en) | 2023-07-21 | 2023-07-21 | Grinding tool for annular table of precision grinding disc parts |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104476381A (en) * | 2014-11-07 | 2015-04-01 | 成都泰美克晶体技术有限公司 | Grinding machine for grinding disk type part |
| CN105945668A (en) * | 2016-06-29 | 2016-09-21 | 中信戴卡股份有限公司 | Adjustable wheel burring device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4590583B2 (en) * | 2003-12-26 | 2010-12-01 | 株式会社日本キャリア工業 | Block meat slicer |
| JP5545640B2 (en) * | 2010-05-11 | 2014-07-09 | 株式会社ディスコ | Grinding method |
| CN107855873A (en) * | 2017-10-31 | 2018-03-30 | 徐笑笑 | A kind of valve processing sanding apparatus with fixing function |
| CN107639494A (en) * | 2017-11-21 | 2018-01-30 | 王小洪 | A kind of bamboo cane edge sanding apparatus |
| CN109079618A (en) * | 2018-09-19 | 2018-12-25 | 广州市镭迪机电制造技术有限公司 | It is a kind of for polishing the polishing machine and application method of step cutting pattern mirror surface |
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- 2023-07-21 CN CN202310901548.2A patent/CN116833901B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104476381A (en) * | 2014-11-07 | 2015-04-01 | 成都泰美克晶体技术有限公司 | Grinding machine for grinding disk type part |
| CN105945668A (en) * | 2016-06-29 | 2016-09-21 | 中信戴卡股份有限公司 | Adjustable wheel burring device |
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| CN116833901A (en) | 2023-10-03 |
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