CN100501456C - Method for processing non-turning L-shape notch on optical lens - Google Patents
Method for processing non-turning L-shape notch on optical lens Download PDFInfo
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- CN100501456C CN100501456C CNB2007101235856A CN200710123585A CN100501456C CN 100501456 C CN100501456 C CN 100501456C CN B2007101235856 A CNB2007101235856 A CN B2007101235856A CN 200710123585 A CN200710123585 A CN 200710123585A CN 100501456 C CN100501456 C CN 100501456C
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- frock clamp
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Abstract
The invention relates a method and clamp used to process non- rotary L type gap on the optical lens. It exploits the existing optical numerical control equipment prism milling machine, uses the ex-circle and end face of diamond grinding wheel to process high precision non rotary L type gap step, designs out proper clamp to make the process usual. The grinding wheel end face can be used to process one side and grind out platform by its outside diameter at the same time to form L type gap.
Description
Technical field
The invention belongs to Optical manufacture technology, relate to the method for processing non-turning L-shape notch on optical lens.
Background technology
If step is circular, it is solid of revolution, can be behind processing excircles on the laser centring edging machine, the reprogramming coordinates of reference points grinds step, by measuring the thickness of actual step, revision program, and then guarantee the step thicknesses size, and cylindrical and clamping of step finish, and guaranteed the depth of parallelism of step and bottom surface well.Yet its weak point is only can process rotating step cutting pattern, can't processing non-turning L-shape notch.
Summary of the invention
The objective of the invention is: on optical lens, process the non-turning L-shape notch that meets the demands.
Technical scheme of the present invention is: a kind of on optical lens the method for processing non-turning L-shape notch, it is characterized in that: the ingenious exploitation optical numerical control equipment prism of this method milling and grinding machine, by the design specialized frock clamp, rationally change precision measurement in job sequence and the process, the function of machining high-precision non-turning L-shape notch under the unconventional machining state of realization equipment.
Processing step is as follows:
(1) cleaning frock clamp and part to be processed;
(2) bonding part, frock clamp and part to be processed are placed on the electric hot plate, slowly be heated to 70 ℃～80 ℃ of the firm temperature that can melt of adhesive tape wax, being coated with one deck on frock clamp and part to be processed adhesive surface approaches and uniform adhesive tape wax, part to be processed is placed on (face of A shown in the accompanying drawing) on the frock clamp, justified margin;
(3) naturally cool to room temperature.
(4) adopt the processing of prism milling and grinding machine, machining state is that the centre of gyration of emery wheel is consistent with the central shaft of part processing face, utilizes the cylindrical and the end face milling of emery wheel on the prism milling and grinding machine simultaneously, works out first machined surface program according to part shape;
(5) according to second machined surface program of part shape establishment;
(6) tear glue open, frock clamp and part to be processed are placed on the electric hot plate, slowly be heated to the temperature that adhesive tape wax just can melt, part is slowly taken off;
(7) naturally cool to room temperature;
(8) sharp edge protectiveness chamfering is 0.3 * 45 °;
(9) clean, part is cleaned up with gasoline, ethanol.
The structure of described anchor clamps
The top of anchor clamps cup dolly is a width and the corresponding to plane of part to be processed outside diameter, the height of base and emery wheel external diameter are complementary to guarantee the processing of high precision non-turning L-shape notch step thicknesses size, one end on plane is a square column, provide the pressure condition of normal operation to equipment, make that adding the man-hour depression bar can be pressed on the square column of anchor clamps rather than on the part.
Advantage of the present invention
The present invention utilizes the function of existing optical numerical control equipment prism milling and grinding machine, utilize the cylindrical and the end face of diamond-impregnated wheel simultaneously, on optical lens, process the non-rotating type L type of high precision breach step, and by the suitable frock clamp of design height, make that adding the man-hour depression bar can be pressed on the square column of anchor clamps rather than on the part; The design width plane consistent on base with the part cylindrical, make when bonding the center of part try one's best with the machine tool rotary center point-blank; The level of anchor clamps and special-purpose emery wheel external diameter are complementary, and guarantee the processing of high precision non-turning L-shape notch step thicknesses size; As the common prism processing non-turning type L type breach of processing, when utilizing the emery wheel end face to produce one side, utilize the grinding of emery wheel external diameter to go out platform.
Description of drawings
Fig. 1 is the structural representation of anchor clamps of the present invention;
Fig. 2 is the upward view of Fig. 1.
Embodiment
Below the present invention is described in further details.The function of the ingenious exploitation optical numerical control equipment prism of the present invention milling and grinding machine, and the normal process state of prism milling and grinding machine must satisfy two conditions, the one, for clamping firm, the lathe depression bar centre of gyration overlaps with the center of gravity of part, and the 2nd, the centre of gyration of emery wheel is consistent with part machined surface height center.Because of the generation of L type breach not only utilizes the cylindrical of diamond-impregnated wheel, and utilize its end face simultaneously, and part is optical lens, the surface is the ball of certain curvature radius, can not directly be pressed in lens surface.Design height, the frock clamp that shape is suitable, depression bar are pressed on the anchor clamps rather than on the part, the job sequence of establishment lathe approval guarantees the formation of L type breach.
Processing is to equipment configratioin requirement:
Produce L type breach because of needs utilize the emery wheel lower surface, frock clamp is low more than lathe normal process state, forms for guaranteeing breach, and the minimum point of emery wheel must be through the edge of L type breach, and the stroke of lathe should meet the demands.The PR-150 optical numerical control equipment prism milling and grinding machine that for example can use German LOH company to produce.
Processing step is as follows:
(1) cleaning frock clamp and part to be processed;
(2) bonding part, frock clamp and part to be processed are placed on the electric hot plate, slowly be heated to 70 ℃～80 ℃ of the firm temperature that can melt of adhesive tape wax, being coated with one deck on frock clamp and part to be processed adhesive surface approaches and uniform adhesive tape wax, the plane A that part to be processed is placed on frock clamp goes up (face of A shown in the accompanying drawing), justified margin;
(3) naturally cool to room temperature.
(4) adopt the processing of prism milling and grinding machine, machining state is that the centre of gyration of emery wheel is consistent with the central shaft of part processing face, utilizes the cylindrical and the end face milling of emery wheel on the prism milling and grinding machine simultaneously, works out first machined surface program according to part shape;
(5) according to second machined surface program of part shape establishment;
(6) tear glue open, frock clamp and part to be processed are placed on the electric hot plate, slowly be heated to the temperature that adhesive tape wax just can melt, part is slowly taken off;
(7) naturally cool to room temperature;
(8) sharp edge protectiveness chamfering is 0.3 * 45 °;
(9) clean, part is cleaned up with gasoline, ethanol.
The structure of described anchor clamps
Design one width and the corresponding to plane A of part to be processed outside diameter on the anchor clamps, make when bonding the center of part try one's best with the machine tool rotary center point-blank; The end of plane A is a square column 2, makes that adding the man-hour depression bar can be pressed on the anchor clamps rather than on the part; Plane A on the base 1 is complementary apart from the height and the special-purpose emery wheel external diameter of anchor clamps baseplane, guarantees high precision non-turning L-shape notch step thicknesses size; The depth of parallelism of plane A and anchor clamps bottom surface can guarantee the depth of parallelism of high precision non-turning L-shape notch step.
On PR-150 prism milling and grinding machine, utilize this method to process the L type breach of following precision:
● L type breach step thicknesses 4 ± 0.02;
● the L type breach step two sides depth of parallelism 0.01;
● L type gap width 17 ± 0.05.
The technological process of processing is as follows:
(1) cleaning frock clamp and part to be processed.
(2) bonding part, frock clamp and part to be processed are placed on the electric hot plate, slowly are heated to 70 ℃～80 ℃ of the firm temperature that can melt of adhesive tape wax, on frock clamp and part to be processed adhesive surface, be coated with one deck and approach and uniform adhesive tape wax, part to be processed is placed on the frock clamp justified margin.
(3) naturally cool to room temperature.
(4) adopt the processing of prism milling and grinding machine, machining state is that the centre of gyration of emery wheel is consistent with the central shaft of part processing face, utilizes the cylindrical and the end face milling of emery wheel on the prism milling and grinding machine simultaneously, works out first machined surface program according to part shape,
Tool?number：7
Outside?diameter OD[mm]：100
Inside?diameter ID[mm]：89.9
Tool?Ref.diameter?TR[mm]：0
Tool?height TH[mm]：25.11
Max.stock?removal?S[mm]：?0.3
Tool?corr.value TC[mm]：0.04
Processing?data：
Feed?tool[mm/min]：50
Rapid?motion[mm/min]：2000
Dry?Run： off
Clamp.Pressure[bar]：28
Reception?height：45
Angle，E_value
0 ，?38
90 ，?5
90 ，?6
90 ，?5
90
Blank：
Angle，E_value
0 ，?38.2
90?， 16
90?， 29
90?， 15
90
Prism?height：80
Angle，E_value
0 ， 38.2
90?， 10.5
90?， 29
90?， 15
90
Process first, amount of feeding 0.3mm, error causes the inaccurate of accurate to dimension in order to avoid boning, be not machined to last size, stay process redundancy 2mm, by testing the difference of actual processing dimension and program input size, reprogramming reaches the accuracy of processing.
(5) according to second machined surface program of part shape establishment,
Tool?number：7
Outside?diameter OD[mm]：100
Inside?diameter ID[mm]：89.9
Tool?Ref.diameter?TR[mm]：0
Tool?height TH[mm]：25.11
Max.stock?removal?S[mm]：?0.3
Tool?corr.value TC[mm]：0.04
Processing?data：
Feed?tool[mm/min]：50
Rapid?motion[mm/min]：2000
Dry?Run： off
Clamp.Pressure[bar]：28
Reception?height：45
Angle，E_value
0 ， 38
90?， 5
90?， 6
90?， 5
90
Blank：
Angle，E_value
0 ， 50
90?， 16
90?， 7
90?， 15
90
Prism?height：80
Angle，E_value
0 ， 50
90?， 16
90?， 7
90?， 10.5
90
Process second,, be not machined to last size, stay process redundancy 2mm for the error of avoiding boning causes the inaccurate of accurate to dimension, by testing the difference of actual processing dimension and program input size, reprogramming, processing parts is to the requirement of completing.
(6) tear glue open, frock clamp and part to be processed are placed on the electric hot plate, slowly be heated to 70 ℃～80 ℃ of the firm temperature that can melt of adhesive tape wax, part is slowly taken off.
(7) naturally cool to room temperature.
(8) sharp edge protectiveness chamfering is 0.3 * 45 °.
(9) clean, part is cleaned up with gasoline, ethanol.
On PR-150 prism milling and grinding machine, utilize this method to process the L type breach of following precision:
● L type breach step thicknesses 4 ± 0.02;
● the L type breach step two sides depth of parallelism 0.01;
● L type gap width 17 ± 0.05.
The technological process of processing is as follows:
(1) cleaning frock clamp and part to be processed.
(2) bonding part, frock clamp and part to be processed are placed on the electric hot plate, slowly are heated to 70 ℃～80 ℃ of the firm temperature that can melt of adhesive tape wax, on frock clamp and part to be processed adhesive surface, be coated with one deck and approach and uniform adhesive tape wax, part to be processed is placed on the frock clamp justified margin.
(3) naturally cool to room temperature.
(4) program
Tool?number：7
Outside?diameter OD[mm]：100
Inside?diameter ID[mm]：89.9
Tool?Ref.diameter?TR[mm]：0
Tool?height TH[mm]：25.11
Max.stock?removal?S[mm]：?0.3
Tool?corr.value TC[mm]：0.04
Processing?data：
Feed?tool[mm/min]：50
Rapid?motion[mm/min]：2000
Dry?Run： off
Clamp.Pressure[bar]：28
Reception?height：45
Angle，E_value
0 ， 38
90?， 5
90?， 6
90?， 5
90
Blank：
Angle，E_value
0 ， 38.2
90?， 16
90?， 29
90?， 15
90
Prism?height：80
Angle，E_value
0 ， 38.2
90?， 9.5
90?， 29
90?， 15
90
Process first, amount of feeding 0.4mm, error causes the inaccurate of accurate to dimension in order to avoid boning, be not machined to last size, stay process redundancy 1mm, by testing the difference of actual processing dimension and program input size, reprogramming reaches the accuracy of processing.
(5) program
Tool?number：7
Outside?diameter OD[mm]：100
Inside?diameter ID[mm]：89.9
Tool?Ref.diameter?TR[mm]：0
Tool?height TH[mm]：25.11
Max.stock?removal?S[mm]：?0.3
Tool?corr.value TC[mm]：0.04
Processing?data：
Feed?tool[mm/min]：50
Rapid?motion[mm/min]：2000
Dry?Run： off
Clamp.Pressure[bar]：28
Reception?height：45
Angle，E_value
0 ， 38
90?， 5
90?， 6
90?， 5
90
Blank：
Angle，E_value
0 ， 50
90?， 16
90?， 7
90?， 15
90
Prism?height：80
Angle，E_value
0 ， 50
90?， 16
90?， 7
90?， 9.5
90
Process second,, be not machined to last size, stay process redundancy 1mm for the error of avoiding boning causes the inaccurate of accurate to dimension, by testing the difference of actual processing dimension and program input size, reprogramming, processing parts is to the requirement of completing.
(6) tear glue open, frock clamp and part to be processed are placed on the electric hot plate, slowly be heated to 70 ℃～80 ℃ of the firm temperature that can melt of adhesive tape wax, part is slowly taken off.
(7) naturally cool to room temperature.
(8) sharp edge protectiveness chamfering is 0.3 * 45 °.
(9) clean, part is cleaned up with gasoline, ethanol.
Every index of the L type breach of secondary processing all meets the demands.
Claims (1)
1. the method for a processing non-turning L-shape notch on optical lens, its process is:
(1) cleaning frock clamp and part to be processed;
(2) bonding part, frock clamp and part to be processed are placed on the electric hot plate, slowly are heated to 70 ℃～80 ℃ of the firm temperature that can melt of adhesive tape wax, on frock clamp and part to be processed adhesive surface, be coated with one deck and approach and uniform adhesive tape wax, part to be processed is placed on the frock clamp justified margin;
(3) naturally cool to room temperature;
(4) adopt the processing of prism milling and grinding machine, machining state is that the centre of gyration of emery wheel is consistent with the central shaft of part processing face, utilizes the cylindrical and the end face milling of emery wheel on the prism milling and grinding machine simultaneously, according to first machined surface program of part shape establishment L type breach;
(5) according to second machined surface program of part shape establishment L type breach;
(6) tear glue open, frock clamp and part to be processed are placed on the electric hot plate, slowly be heated to the temperature that adhesive tape wax just can melt, part is slowly taken off;
(7) naturally cool to room temperature;
(8) sharp edge protectiveness chamfering is 0.3 * 45 °;
(9) clean, part is cleaned up with gasoline, ethanol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101235856A CN100501456C (en) | 2007-07-04 | 2007-07-04 | Method for processing non-turning L-shape notch on optical lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101235856A CN100501456C (en) | 2007-07-04 | 2007-07-04 | Method for processing non-turning L-shape notch on optical lens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101067664A CN101067664A (en) | 2007-11-07 |
| CN100501456C true CN100501456C (en) | 2009-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007101235856A Expired - Fee Related CN100501456C (en) | 2007-07-04 | 2007-07-04 | Method for processing non-turning L-shape notch on optical lens |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102825519B (en) * | 2012-09-07 | 2014-12-31 | 中国航天空气动力技术研究院 | Processing method of prism |
| CN102962745B (en) * | 2012-11-02 | 2015-10-21 | 中国航空工业集团公司洛阳电光设备研究所 | Utilize the method in hole, spherical surface miling-grinding machine processing optical lens centre |
| CN104297822B (en) * | 2013-11-28 | 2016-08-17 | 中国航空工业集团公司洛阳电光设备研究所 | A kind of wedge-shaped lens assembly and processing method thereof |
| CN108015639B (en) * | 2017-11-28 | 2019-05-10 | 宁波江北森壹机械制造有限公司 | A kind of lens processing apparatus |
| CN108034406B (en) * | 2017-12-26 | 2019-09-17 | 华中光电技术研究所（中国船舶重工集团公司第七一七研究所） | A kind of optical element beats the preparation method and applications of disk bonded adhesives on table |
| CN108747603B (en) * | 2018-06-12 | 2019-05-07 | 山东大学 | The coarse-fine of non-rotating optical array integrates progressive method for grinding |
| CN108789878A (en) * | 2018-07-12 | 2018-11-13 | 上海侦纬电子设备有限公司 | A kind of processing method of high reflecting rate glass lens |
| CN109366291A (en) * | 2018-11-23 | 2019-02-22 | 中国航空工业集团公司洛阳电光设备研究所 | A kind of high-precision processing method of Schmidt prism |
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| CN101067664A (en) | 2007-11-07 |
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Granted publication date: 20090617 Termination date: 20180704 |