CN102896568A - Aspheric surface processing device and processing method - Google Patents
Aspheric surface processing device and processing method Download PDFInfo
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- CN102896568A CN102896568A CN201210336709XA CN201210336709A CN102896568A CN 102896568 A CN102896568 A CN 102896568A CN 201210336709X A CN201210336709X A CN 201210336709XA CN 201210336709 A CN201210336709 A CN 201210336709A CN 102896568 A CN102896568 A CN 102896568A
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- emery wheel
- cylinder barrel
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Abstract
The invention provides an aspheric surface processing device which comprises a numerical control grinder. A vacuum clamping sucking disc is installed on a main shaft of the numerical control grinder, an abrasive wheel of the numerical control grinder is a cylindrical abrasive wheel, the abrasive wheel is provided with two end feet, the numerical control grinder further comprises an index plate, the two end feet of the abrasive wheel are connected with the index plate through a link mechanism, and when the index plate rotates, an inclination angle of the abrasive wheel can be adjusted. The invention further provides a method for processing an aspheric surface. The method comprises installing a workpiece on the vacuum clamping sucking disc and fixedly installing the cylindrical abrasive wheel on the index plate through the link mechanism; setting processing parameters of the workpiece, rotating the index plate to adjust the inclination angle between the abrasive wheel and the workpiece, starting the numerical control grinder, enabling the workpiece to do rotation movement, grinding the workpiece by using the cylindrical abrasive wheel and cooling and lubricating through cutting liquid; and conducting polishing treatment on the workpiece. By means of the aspheric surface processing device and the method, processing cost is reduced, and processing efficiency is guaranteed.
Description
Technical field
The present invention relates to the aspheric surface processing technology field, special, refer to a kind of aspherical mirror machining equipment and adopt this aspherical mirror machining equipment to process aspheric method.
Background technology
At present, the production method that domestic and international aspherical mirror machining mainly adopts is compression moulding, by pressed film method processing aspheric surface glass, at first large-scale a series of auxiliary facilities such as hot moulding lathe must will be arranged, and in addition ultraprecise Mould Machining ability must will be arranged.This processing method, producing cost is expensive, is not suitable for small batch production.Because the optical characteristics of glass material and the effect of expanding with heat and contract with cold, aspheric surface glass surface fineness and the face type of production are all imperfect.
Secondly, domestic a lot of producer and universities and colleges also test with the numerical control machine tool transformation and come the production aspheric surface, but optical glass and nonmetallic materials hardness is high, fragility is large, thermal conductivity is slow frangible and large to wear of diamond wheel, wayward, increased production cost, and inefficiency.
Summary of the invention
The present invention proposes a kind of aspherical mirror machining equipment and processing method, and it has solved aspherical mirror machining equipment in the prior art and the processing method machining accuracy is low, cost is high and working (machining) efficiency is low technical problem.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of aspherical mirror machining equipment, comprise numerically control grinder, on the main shaft of described numerically control grinder vacuum is housed and clamps sucker, the emery wheel of wherein said grinding machine is the cylinder barrel shaped emery wheel, described emery wheel has two end pin, two of described emery wheel end pin be connected through the hinge respectively first connecting rod and second connecting rod, and first connecting rod and second connecting rod interconnect by hinge; Described numerically control grinder also includes index dial, the hinged bearing pin of first connecting rod and second connecting rod and second connecting rod and the hinged bearing pin of emery wheel end pin all are installed on the index dial, be to have arc groove on the index dial, hinge pin between hinge pin between first connecting rod and the second connecting rod and second connecting rod and the emery wheel end pin all extends in the arc groove, rotates the angle of inclination that index dial can be adjusted emery wheel.
Preferably, described first connecting rod and second connecting rod are loop bar internal thread expansion screw, can finely tune the angle of inclination of cylinder barrel shaped emery wheel by the length of adjusting first connecting rod and second connecting rod.
Preferably, described index dial is fan-shaped index dial.
The present invention also provides the above-mentioned aspherical mirror machining equipment of a kind of usefulness to process aspheric method, and this processing method may further comprise the steps:
A, workpiece is installed on vacuum clamps on the sucker, the cylinder barrel shaped emery wheel is installed on the index dial by first connecting rod and second connecting rod;
B, the machined parameters of workpiece is set, rotate index dial and regulate the angle of inclination of cylinder barrel shaped emery wheel and workpiece, start numerically control grinder, the workpiece rotating motion, the cylinder barrel shaped emery wheel carries out grinding to workpiece, by the cutting fluid cooling and lubricating that sprays in the cylinder barrel shaped emery wheel endoporus;
C, workpiece is carried out polishing.
Preferably, in step b, by the length of regulating first connecting rod and second connecting rod the angle of inclination of cylinder barrel shaped emery wheel is finely tuned.
Preferably, before the aspheric surface of processing optical glass and other nonmetallic materials, use precise numerical control grinder to process the workpiece of a metal material, this workpiece is used for measuring, comparing the machining accuracy of optical glass and other nonmetallic materials workpiece.
Adopt the aspherical mirror machining equipment of this invention, by using ellipse principle, namely the cylinder barrel shaped emery wheel is when any angle is cut sth. askew, and the workpiece that cuts out is an ellipse always, according to the dimensioned requirement of workpiece, the technological parameter of setting processing can be realized the processing of aspherics glass.Determine external diameter and the internal orifice dimension of cylinder barrel shaped emery wheel according to the processing needs, the rotating speed of determining emery wheel is processed and is got final product.And aspherical mirror machining device structure of the present invention is simple, only needs numerically control grinder is transformed, and cost is low.The endoporus that is positioned on the emery wheel can either satisfy workpiece shape processing needs, can better to the emery wheel cooling, effectively protect emery wheel and guarantee machining accuracy simultaneously.Adopt this equipment processing aspheric surface, technique is simple, and can satisfy different aspheric processing needs.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is aspherical mirror machining equipment among the present invention.
Among the figure, 1, main shaft; 2, vacuum clamps sucker; 3, workpiece; 4, endoporus; 5, emery wheel; 6, end pin; 7, arc groove; 8, index dial; 9, first connecting rod; 10, bearing pin; 11, second connecting rod.
The specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
When the present invention utilized cylinder to be the cutting of any angle of inclination, its cross section is an ellipse always.Therefore, when carrying out aspherical mirror machining, can select cylinder barrel shaped emery wheel 5 to be obliquely installed as cutter and with cylinder barrel shaped emery wheel 5 and workpiece 3, the reciprocating motion by cylinder barrel shaped emery wheel 5 can process aspheric surface like this.
Aspherical mirror machining equipment of the present invention comprises numerically control grinder (all not illustrating among the figure), on the main shaft 1 of numerically control grinder vacuum is housed and clamps sucker 2, and vacuum clamps workpiece 3 is housed on the sucker 2.The end of cylinder barrel shaped emery wheel 5 of the present invention is provided with end pin 6, and emery wheel 5 is connected with index dial 8 by the connecting rod on its end pin 6.Emery wheel shown in the figure has two end pin 6, be connected with respectively first connecting rod 9 and second connecting rod 11 on two end pin 6, first connecting rod 9 interconnects with second connecting rod 11, between two end pin 6 and first connecting rod 9 and the second connecting rod 11, all form chain connection between first connecting rod 9 and the second connecting rod 11.Between first connecting rod 9 and the second connecting rod 11 and an end pin 6 of second connecting rod 11 and emery wheel all be installed on the index dial 8 by hinge, be to have arc groove 7 on the index dial 8, hinge pin (hinge pin of lower end shown in the figure) between hinge pin 10 between first connecting rod 9 and the second connecting rod 11 and second connecting rod 11 and the cylinder barrel shaped emery wheel 5 one end pin all extends in the arc groove 7, rotates the angle of inclination that index dial 8 can be adjusted emery wheel 5 and workpiece 3.
First connecting rod 9 all adopts loop bar internal thread expansion screw with second connecting rod 11, on it with scale, can regulate length by the screw thread rotation of inside and regulate needs with the emery wheel that satisfies different angles, namely by the fine setting of the realization of the length ratio between adjusting first connecting rod 9 and the second connecting rod 11 to the emery wheel angle of inclination.Index dial 8 is chosen as fan-shaped index dial, and this sector is about the hemicycle size, so that rotation-indexing table 8 is regulated emery wheel 5 and the angle of inclination of workpiece 3 and the installation that is used for emery wheel 5.
This structure of the present invention, two end pin 6 of emery wheel 5 consist of linkage with first connecting rod 9 and second connecting rod 11, rotate the relative position of index dial 8 and regulating connecting rod and emery wheel 5, can regulate the angle of inclination of emery wheel 5, to satisfy the processing needs of different aspheric surfaces (such as common ellipsoid etc.).Can finely tune the angle of inclination of emery wheel 5 with the length ratio of second connecting rod 11 by regulating first connecting rod 9.Cylinder barrel shaped emery wheel 5 endoporus 4, endoporus shown in the figure 4 is positioned at the center of cylinder barrel shaped emery wheel 5, plays workpiece 3 moulding and is cylinder barrel shaped emery wheel 5 cooling and lubrications.
The present invention also provides the above-mentioned aspherical mirror machining equipment of a kind of usefulness to process aspheric method, and this processing method may further comprise the steps:
A, workpiece 3 is installed on vacuum clamps on the sucker 2, cylinder barrel shaped emery wheel 5 is installed on the index dial 8 by first connecting rod 9 and second connecting rod 11;
B, the machined parameters of workpiece is set, rotate index dial 8 and regulate the angle of inclination of cylinder barrel shaped emery wheel 5 and workpiece 3, start numerically control grinder, workpiece 3 rotatablely moves, 5 pairs of workpiece of cylinder barrel shaped emery wheel 3 carry out grinding, by the cutting fluid cooling and lubricating of ejection in the cylinder barrel shaped emery wheel endoporus 4;
C, workpiece 3 is carried out polishing.
In step b, the angle of inclination of cylinder barrel shaped emery wheel 5 is finely tuned with the length of second connecting rod 11 by regulating first connecting rod 9.
Simultaneously, the present invention can also adopt this aspherical mirror machining equipment that the aspheric surface of optical glass and other nonmetallic materials is carried out first being processed, use precise numerical control grinder to process the workpiece of a metal material, this workpiece is used for measuring, comparing the machining accuracy of optical glass and other nonmetallic materials.
It is different that the aspheric surface of metal material and the aspherical mirror machining of optical glass and other nonmetallic materials exist, and the fragility of metal material and hardness are large not as common used materials such as optical glass, so its processing is more convenient.Use this principle, before the aspheric surface of processing optical glass, adopt precise numerical control grinder to process a metal aspheric surface workpiece, be used for comparing, measuring with the aspheric surface workpiece of optical glass material, to meet processing request.
During use, workpiece 3 is installed on vacuum clamps on the sucker 2, according to the cylinder barrel shaped emery wheel 5 of workpiece 3 sizes and the machined parameters requirement suitable diameter of selection (comprising external diameter and internal orifice dimension).Start lathe, main shaft 1 rotatablely moves, 5 pairs of workpiece of emery wheel carry out grinding, after grinding a period of time according to the workpiece requirement, angle of inclination between 8 pairs of emery wheels 5 of rotation-indexing table and the workpiece 3 is regulated, and can adjust emery wheel 5 angles with the length of second connecting rod 11 by regulating first connecting rod 9.For the emery wheel middle heat that produces that runs up, in the process, the endoporus 4 ejection cooling fluids that are positioned in the middle of the emery wheel 5 are carried out cooling and lubricating, have guaranteed cooling effect.
Above demonstration and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that describes in above-described embodiment and the specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (6)
1. aspherical mirror machining equipment, comprise numerically control grinder, on the main shaft of described numerically control grinder vacuum is housed and clamps sucker, it is characterized in that: the emery wheel of described grinding machine is the cylinder barrel shaped emery wheel, described emery wheel has two end pin, two of described emery wheel end pin be connected through the hinge respectively first connecting rod and second connecting rod, first connecting rod and second connecting rod interconnect by hinge; Described numerically control grinder also includes index dial, the hinged bearing pin of first connecting rod and second connecting rod and second connecting rod and the hinged bearing pin of emery wheel end pin all are installed on the index dial, be to have arc groove on the index dial, hinge pin between hinge pin between first connecting rod and the second connecting rod and second connecting rod and the emery wheel end pin all extends in the arc groove, rotates the angle of inclination that index dial can be adjusted emery wheel.
2. according to aspherical mirror machining equipment claimed in claim 1, it is characterized in that: described first connecting rod and second connecting rod are loop bar internal thread expansion screw, can finely tune the angle of inclination of cylinder barrel shaped emery wheel by the length of adjusting first connecting rod and second connecting rod.
3. according to claim 1 or 2 described aspherical mirror machining equipment, it is characterized in that: described index dial is fan-shaped index dial.
4. a right to use requires 1 described process equipment to process aspheric method, and it is characterized in that: this processing method may further comprise the steps:
A, workpiece is installed on vacuum clamps on the sucker, the cylinder barrel shaped emery wheel is installed on the index dial by first connecting rod and second connecting rod;
B, the machined parameters of workpiece is set, rotate index dial and regulate the angle of inclination of cylinder barrel shaped emery wheel and workpiece, start numerically control grinder, the workpiece rotating motion, the cylinder barrel shaped emery wheel carries out grinding to workpiece, by the cutting fluid cooling and lubricating that sprays in the cylinder barrel shaped emery wheel endoporus;
C, workpiece is carried out polishing.
5. according to the aspheric method of the described processing of claim 4, it is characterized in that: in step b, by the length of regulating first connecting rod and second connecting rod the angle of inclination of cylinder barrel shaped emery wheel is finely tuned.
6. according to claim 4 or the aspheric method of 5 described processing, it is characterized in that: before the aspheric surface of processing optical glass and other nonmetallic materials, use precise numerical control grinder to process the workpiece of a metal material, this workpiece is used for measuring, comparing the machining accuracy of optical glass and other nonmetallic materials workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210336709.XA CN102896568B (en) | 2012-09-12 | 2012-09-12 | Aspheric surface processing device and processing method |
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| CN201210336709.XA CN102896568B (en) | 2012-09-12 | 2012-09-12 | Aspheric surface processing device and processing method |
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| CN102896568A true CN102896568A (en) | 2013-01-30 |
| CN102896568B CN102896568B (en) | 2015-05-06 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103192305A (en) * | 2013-03-19 | 2013-07-10 | 西安交通大学苏州研究院 | Point contact polishing device and method of aspheric-surface optical element |
| CN106041720A (en) * | 2016-07-22 | 2016-10-26 | 成都贝瑞光电科技股份有限公司 | Milling and grinding tool |
| CN109434629A (en) * | 2019-01-24 | 2019-03-08 | 烟台工程职业技术学院(烟台市技师学院) | Burnishing machine is used in a kind of processing of mechanized equipment |
| CN109893123A (en) * | 2019-03-20 | 2019-06-18 | 刘凯 | A kind of dedicated ECG monitor of pediatric nursing |
| CN111496628A (en) * | 2020-06-01 | 2020-08-07 | 河南工业贸易职业学院 | Grinding device for machine-building |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106363501A (en) * | 2015-07-24 | 2017-02-01 | 蓝思科技（长沙）有限公司 | Arc surface processing and polishing method for ceramic product and ceramic panel |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103192305A (en) * | 2013-03-19 | 2013-07-10 | 西安交通大学苏州研究院 | Point contact polishing device and method of aspheric-surface optical element |
| CN106041720A (en) * | 2016-07-22 | 2016-10-26 | 成都贝瑞光电科技股份有限公司 | Milling and grinding tool |
| CN109434629A (en) * | 2019-01-24 | 2019-03-08 | 烟台工程职业技术学院(烟台市技师学院) | Burnishing machine is used in a kind of processing of mechanized equipment |
| CN109893123A (en) * | 2019-03-20 | 2019-06-18 | 刘凯 | A kind of dedicated ECG monitor of pediatric nursing |
| CN111496628A (en) * | 2020-06-01 | 2020-08-07 | 河南工业贸易职业学院 | Grinding device for machine-building |
| CN111496628B (en) * | 2020-06-01 | 2021-09-17 | 河南工业贸易职业学院 | Grinding device for machine-building |
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| CN102896568B (en) | 2015-05-06 |
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Owner name: CHANGZHOU RUNCHANG PHOTOELECTRIC TECHNOLOGY CO., L Free format text: FORMER OWNER: CHANGZHOU JIAMING OPTOELECTRONICS CO., LTD. Effective date: 20150508 |
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Effective date of registration: 20150508 Address after: 213000 International Industrial Park, 8 West Lake Road, Changzhou hi tech Industrial Development Zone, Wujin District, Jiangsu, three Patentee after: CHANGZHOU RUNCHANG PHOTOELECTRIC TECHNOLOGY CO., LTD. Address before: 213000 Hutang Town, Wujin District, Jiangsu City, Changzhou province Huayuan Road Changzhou Jiaming photoelectric component Co., Ltd. Patentee before: Changzhou Jiaming Optoelectronics Co., Ltd. |