CN108161582A - A kind of telescope disk fine-processing technique - Google Patents
A kind of telescope disk fine-processing technique Download PDFInfo
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- CN108161582A CN108161582A CN201711455085.2A CN201711455085A CN108161582A CN 108161582 A CN108161582 A CN 108161582A CN 201711455085 A CN201711455085 A CN 201711455085A CN 108161582 A CN108161582 A CN 108161582A
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- polishing
- eyeglass
- fine
- cerium
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- 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
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- 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
- B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The present invention relates to telescope disk processing technology fields, especially a kind of telescope disk fine-processing technique, including roughing cutting, fine grinding, edging, prepared by polishing powder, crystal calcining, polishing fluid is allocated and polishing step, so that the advantages of telescope disk has surface smoothness higher after polishing, and light transmittance is more preferable.
Description
Technical field
The present invention relates to telescope disk processing technology field more particularly to a kind of telescope disk fine-processing techniques.
Background technology
During telescope disk polishes this, the polishing fluid that polishing process is mainly made into using polishing powder is to the big of eyeglass
Face is ground, the performance of polishing fluid and with the processing efficiency and surface of the Proper Matchs of other process conditions to polish parts
Quality has important influence.The polishing effect of traditional polishing fluid is unsatisfactory, and the minute surface after polishing is also less smooth, and this
Kind polishing fluid is to silicon chip minute surface except dirty effect is also poor.Also, the finished product that such traditional grinding method of use is ground
Effect is also bad, and product qualified rate is relatively low, and waste of resource increases entreprise cost.
Invention content
The purpose of the present invention is to solve the polishing effects that traditional lens polishing method exists in the prior art to pay no attention to
The shortcomings that thinking, and a kind of telescope disk fine-processing technique proposed.
To achieve these goals, present invention employs following technical solutions：
A kind of telescope disk fine-processing technique is designed, a kind of telescope disk fine-processing technique includes the following steps；
S1, roughing cutting, machining eyeglass is got rid of into definite shape, size and shaggy crude product, milling
The rough bubble of lens surface and impurity, play the role of molding；
S2, fine grinding, by the destruction layer for getting rid of lens surface after milling, reach as defined in appearance and spherical surface precision
The eyeglass on transparent rules surface；
Eyeglass outer diameter after S2 precision millings is ground to the outer diameter specified by S3, edging；
Prepared by S4, polishing powder, weigh a certain amount of cerium carbonate hydrate and be placed in beaker, adds in a certain amount of glacial acetic acid and fits
The deionized water of amount, the mass ratio 1: 1: 2 of cerium carbonate hydrate, glacial acetic acid and deionized water, is heated while stirring, until hydration carbon
Sour cerium is completely dissolved, and is then vigorously stirred and is heated condensing crystallizing, white crystalline body is collected by filtration, then puts white crystalline body
Dry 20-50min, white powder hydrate cerium acetate crystal is obtained after the completion of drying in 50-80 DEG C of baking oven；
S5, crystal calcining, hydrate cerium acetate crystal obtained in S4 is placed in calcining furnace and is calcined to obtain ultra-fine oxygen
Change cerium powder, calcination temperature is 900-1200 DEG C, calcination time 1-2h；
S6, polishing fluid allotment take 20-50 part of fine cerium oxide powder obtained in S5,1000-2000 parts of deionizations of addition
Water adds suitable dispersant, and allotment is in neutrality polishing slurries, is finally disperseed using ultrasonic wave separating apparatus, dispersion frequency
Rate is 90-120KHz, jitter time 5-10min；
S7, polishing take the polishing fluid prepared in S6 to add in polishing machine and eyeglass are polished, polishing time 30-
60min is dried by eyeglass wiped clean and by eyeglass after polishing by manually to obtain final finished product telescope disk.
Preferably, the filtrate filtered out in S4 carries out condensing crystallizing again, obtains residual crystal and is placed in drying in baking oven
It is dry.
Preferably, the grain size of fine cerium oxide powder is between 50-100nm.
A kind of telescope disk fine-processing technique proposed by the present invention, advantageous effect are：By the way that ultra-fine oxygen is prepared separately
Change cerium powder, fine cerium oxide powder be then deployed into polishing fluid, compares the polishing powder grain size smaller in existing polishing fluid,
So that telescope disk after polishing its surface smoothness higher, light transmittance it is more preferable.
Specific embodiment
Below in conjunction with the embodiment of the present invention, the technical solution in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.
Embodiment one
A kind of telescope disk fine-processing technique, includes the following steps；
S1, roughing cutting, machining eyeglass is got rid of into definite shape, size and shaggy crude product, milling
The rough bubble of lens surface and impurity, play the role of molding；
S2, fine grinding, by the destruction layer for getting rid of lens surface after milling, reach as defined in appearance and spherical surface precision
The eyeglass on transparent rules surface；
Eyeglass outer diameter after S2 precision millings is ground to the outer diameter specified by S3, edging；
Prepared by S4, polishing powder, weigh a certain amount of cerium carbonate hydrate and be placed in beaker, adds in a certain amount of glacial acetic acid and fits
The deionized water of amount, the mass ratio 1: 1: 2 of cerium carbonate hydrate, glacial acetic acid and deionized water, is heated while stirring, until hydration carbon
Sour cerium is completely dissolved, and is then vigorously stirred and is heated condensing crystallizing, white crystalline body is collected by filtration, and obtained filtrate carries out again
Obtained residual crystal with the powder obtained for the first time is mixed and then mixed crystallization body is placed in 50 DEG C of baking oven by condensing crystallizing
Dry 20min, white powder hydrate cerium acetate crystal is obtained after the completion of drying；
S5, crystal calcining, hydrate cerium acetate crystal obtained in S4 is placed in calcining furnace and is calcined to obtain ultra-fine oxygen
Change cerium powder, the grain size of fine cerium oxide powder is between 50-100nm, and calcination temperature is 900 DEG C, calcination time ih；
S6, polishing fluid allotment, take 20 parts of fine cerium oxide powder obtained in S5, add in 1000 parts of deionized waters, then add
Enter suitable dispersant, allotment is in neutrality polishing slurries, is finally disperseed using ultrasonic wave separating apparatus, dispersion frequency is
90KHz, jitter time 6min；
S7, polishing take the polishing fluid prepared in S6 to add in polishing machine and eyeglass are polished, polishing time 30min,
It is dried by eyeglass wiped clean and by eyeglass by manually to obtain final finished product telescope disk after polishing.
Embodiment two
A kind of telescope disk fine-processing technique, includes the following steps；
S1, roughing cutting, machining eyeglass is got rid of into definite shape, size and shaggy crude product, milling
The rough bubble of lens surface and impurity, play the role of molding；
S2, fine grinding, by the destruction layer for getting rid of lens surface after milling, reach as defined in appearance and spherical surface precision
The eyeglass on transparent rules surface；
Eyeglass outer diameter after S2 precision millings is ground to the outer diameter specified by S3, edging；
Prepared by S4, polishing powder, weigh a certain amount of cerium carbonate hydrate and be placed in beaker, adds in a certain amount of glacial acetic acid and fits
The deionized water of amount, the mass ratio 1: 1: 2 of cerium carbonate hydrate, glacial acetic acid and deionized water, is heated while stirring, until hydration carbon
Sour cerium is completely dissolved, and is then vigorously stirred and is heated condensing crystallizing, white crystalline body is collected by filtration, and obtained filtrate carries out again
Obtained residual crystal with the powder obtained for the first time is mixed and then mixed crystallization body is placed in 60 DEG C of baking oven by condensing crystallizing
Dry 30min, white powder hydrate cerium acetate crystal is obtained after the completion of drying；
S5, crystal calcining, hydrate cerium acetate crystal obtained in S4 is placed in calcining furnace and is calcined to obtain ultra-fine oxygen
Change cerium powder, the grain size of fine cerium oxide powder is between 50-100nm, and calcination temperature is 1000 DEG C, calcination time 1.3h；
S6, polishing fluid allotment, take 30 parts of fine cerium oxide powder obtained in S5, add in 1300 parts of deionized waters, then add
Enter suitable dispersant, allotment is in neutrality polishing slurries, is finally disperseed using ultrasonic wave separating apparatus, dispersion frequency is
100KHz, jitter time 7min；
S7, polishing take the polishing fluid prepared in S6 to add in polishing machine and eyeglass are polished, polishing time 40min,
It is dried by eyeglass wiped clean and by eyeglass by manually to obtain final finished product telescope disk after polishing.
Embodiment three
A kind of telescope disk fine-processing technique, includes the following steps；
S1, roughing cutting, machining eyeglass is got rid of into definite shape, size and shaggy crude product, milling
The rough bubble of lens surface and impurity, play the role of molding；
S2, fine grinding, by the destruction layer for getting rid of lens surface after milling, reach as defined in appearance and spherical surface precision
The eyeglass on transparent rules surface；
Eyeglass outer diameter after S2 precision millings is ground to the outer diameter specified by S3, edging；
Prepared by S4, polishing powder, weigh a certain amount of cerium carbonate hydrate and be placed in beaker, adds in a certain amount of glacial acetic acid and fits
The deionized water of amount, the mass ratio 1: 1: 2 of cerium carbonate hydrate, glacial acetic acid and deionized water, is heated while stirring, until hydration carbon
Sour cerium is completely dissolved, and is then vigorously stirred and is heated condensing crystallizing, white crystalline body is collected by filtration, and obtained filtrate carries out again
Obtained residual crystal with the powder obtained for the first time is mixed and then mixed crystallization body is placed in 70 DEG C of baking oven by condensing crystallizing
Dry 40min, white powder hydrate cerium acetate crystal is obtained after the completion of drying；
S5, crystal calcining, hydrate cerium acetate crystal obtained in S4 is placed in calcining furnace and is calcined to obtain ultra-fine oxygen
Change cerium powder, the grain size of fine cerium oxide powder is between 50-100nm, and calcination temperature is 1100 DEG C, calcination time 1.6h；
S6, polishing fluid allotment, take 40 parts of fine cerium oxide powder obtained in S5, add in 1600 parts of deionized waters, then add
Enter suitable dispersant, allotment is in neutrality polishing slurries, is finally disperseed using ultrasonic wave separating apparatus, dispersion frequency is
110KHz, jitter time 8min；
S7, polishing take the polishing fluid prepared in S6 to add in polishing machine and eyeglass are polished, polishing time 50min,
It is dried by eyeglass wiped clean and by eyeglass by manually to obtain final finished product telescope disk after polishing.
Example IV
A kind of telescope disk fine-processing technique, includes the following steps；
S1, roughing cutting, machining eyeglass is got rid of into definite shape, size and shaggy crude product, milling
The rough bubble of lens surface and impurity, play the role of molding；
S2, fine grinding, by the destruction layer for getting rid of lens surface after milling, reach as defined in appearance and spherical surface precision
The eyeglass on transparent rules surface；
Eyeglass outer diameter after S2 precision millings is ground to the outer diameter specified by S3, edging；
Prepared by S4, polishing powder, weigh a certain amount of cerium carbonate hydrate and be placed in beaker, adds in a certain amount of glacial acetic acid and fits
The deionized water of amount, the mass ratio 1: 1: 2 of cerium carbonate hydrate, glacial acetic acid and deionized water, is heated while stirring, until hydration carbon
Sour cerium is completely dissolved, and is then vigorously stirred and is heated condensing crystallizing, white crystalline body is collected by filtration, and obtained filtrate carries out again
Obtained residual crystal with the powder obtained for the first time is mixed and then mixed crystallization body is placed in 80 DEG C of baking oven by condensing crystallizing
Dry 50min, white powder hydrate cerium acetate crystal is obtained after the completion of drying；
S5, crystal calcining, hydrate cerium acetate crystal obtained in S4 is placed in calcining furnace and is calcined to obtain ultra-fine oxygen
Change cerium powder, the grain size of fine cerium oxide powder is between 50-100nm, and calcination temperature is 1200 DEG C, calcination time 1.9h；
S6, polishing fluid allotment, take 50 parts of fine cerium oxide powder obtained in S5, add in 1900 parts of deionized waters, then add
Enter suitable dispersant, allotment is in neutrality polishing slurries, is finally disperseed using ultrasonic wave separating apparatus, dispersion frequency is
120KHz, jitter time 9min；
S7, polishing take the polishing fluid prepared in S6 to add in polishing machine and eyeglass are polished, polishing time 60min,
It is dried by eyeglass wiped clean and by eyeglass by manually to obtain final finished product telescope disk after polishing.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (4)
1. a kind of telescope disk fine-processing technique, which is characterized in that include the following steps；
S1, roughing cutting, eyeglass is got rid of by machining eyeglass into definite shape, size and shaggy crude product, milling
The bubble and impurity of surface irregularity, play the role of molding；
S2, fine grinding, by the destruction layer for getting rid of lens surface after milling, reach as defined in appearance and spherical surface precision it is transparent
The eyeglass of regular surfaces；
Eyeglass outer diameter after S2 precision millings is ground to the outer diameter specified by S3, edging；
Prepared by S4, polishing powder, weigh a certain amount of cerium carbonate hydrate and be placed in beaker, adds in a certain amount of glacial acetic acid and suitable
Deionized water, the mass ratio 1: 1: 2 of cerium carbonate hydrate, glacial acetic acid and deionized water, is heated while stirring, until cerium carbonate hydrate
It is completely dissolved, is then vigorously stirred and heats condensing crystallizing, white crystalline body is collected by filtration, is then placed in white crystalline body
Dry 20-50min, white powder hydrate cerium acetate crystal is obtained after the completion of drying in 50-80 DEG C of baking oven；
S5, crystal calcining, hydrate cerium acetate crystal obtained in S4 is placed in calcining furnace and is calcined to obtain fine cerium oxide
Powder, calcination temperature are 900-1200 DEG C, calcination time 1-2h；
S6, polishing fluid allotment, take 20-50 part of fine cerium oxide powder obtained in S5,1000-2000 parts of deionized waters of addition,
Suitable dispersant is added, allotment is in neutrality polishing slurries, is finally disperseed using ultrasonic wave separating apparatus, dispersion frequency is
90-120KKHz, jitter time 5-10min；
S7, polishing take the polishing fluid prepared in S6 to add in polishing machine and eyeglass are polished, polishing time 30-60min,
It is dried by eyeglass wiped clean and by eyeglass by manually to obtain final finished product telescope disk after polishing.
2. a kind of telescope disk fine-processing technique according to claim 1, which is characterized in that be polished to eyeglass
When polishing fluid temperature maintain between 25-28 DEG C of room temperature.
A kind of 3. telescope disk fine-processing technique according to claim 1, which is characterized in that the filter filtered out in S4
Liquid carries out condensing crystallizing again, obtains residual crystal and is placed in drying in baking oven.
4. a kind of telescope disk fine-processing technique according to claim 1, which is characterized in that fine cerium oxide powder
Grain size is between 50-100nm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711455085.2A CN108161582A (en) | 2017-12-27 | 2017-12-27 | A kind of telescope disk fine-processing technique |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711455085.2A CN108161582A (en) | 2017-12-27 | 2017-12-27 | A kind of telescope disk fine-processing technique |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1821314A (en) * | 2005-12-26 | 2006-08-23 | 内蒙古科技大学 | Process for preparing super fine cerium oxide for polishing |
| CN104044015A (en) * | 2014-05-30 | 2014-09-17 | 丹阳市鑫烨光学仪器有限公司 | Lens processing process |
| CN104673101A (en) * | 2015-02-12 | 2015-06-03 | 柳州豪祥特科技有限公司 | Preparation process of rare-earth polishing powder |
| CN106349948A (en) * | 2016-08-22 | 2017-01-25 | 西安博尔新材料有限责任公司 | Preparation method of nano polishing liquid |
-
2017
- 2017-12-27 CN CN201711455085.2A patent/CN108161582A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1821314A (en) * | 2005-12-26 | 2006-08-23 | 内蒙古科技大学 | Process for preparing super fine cerium oxide for polishing |
| CN104044015A (en) * | 2014-05-30 | 2014-09-17 | 丹阳市鑫烨光学仪器有限公司 | Lens processing process |
| CN104673101A (en) * | 2015-02-12 | 2015-06-03 | 柳州豪祥特科技有限公司 | Preparation process of rare-earth polishing powder |
| CN106349948A (en) * | 2016-08-22 | 2017-01-25 | 西安博尔新材料有限责任公司 | Preparation method of nano polishing liquid |
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Application publication date: 20180615 |
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