CN106773012B - Aspheric paperweight magnifier and preparation method thereof - Google Patents
Aspheric paperweight magnifier and preparation method thereof Download PDFInfo
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- CN106773012B CN106773012B CN201710041356.3A CN201710041356A CN106773012B CN 106773012 B CN106773012 B CN 106773012B CN 201710041356 A CN201710041356 A CN 201710041356A CN 106773012 B CN106773012 B CN 106773012B
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- aspheric
- magnifier
- metal ferrule
- lens
- paperweight
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B25/00—Eyepieces; Magnifying glasses
- G02B25/002—Magnifying glasses
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
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Abstract
The invention belongs to an aspheric paperweight magnifier and a preparation method thereof; the non-spherical magnifier comprises a non-spherical magnifier lens and a metal ferrule arranged outside the non-spherical magnifier lens, wherein the outer diameter of the non-spherical magnifier lens is equal to the inner diameter of the metal ferrule; the paperweight has the advantages of simple structure, reasonable design, firmness, reliability, elegant appearance, large file magnification, no deformation of amplified characters or images, large observation range and suitability for being used as paperweight.
Description
Technical Field
The invention belongs to the technical field of paperweight magnifiers, and particularly relates to an aspheric paperweight magnifier and a preparation method thereof.
Background
The existing magnifier and paperweight are both manufactured independently, when the magnifier is used independently, and when folded or curled documents need to be observed, the magnifier is held by one hand and the other hand is used for flattening the documents, and other things such as recording and the like cannot be done during observation; when the magnifying glass and the paperweight are used simultaneously, the magnifying glass and the paperweight need to be taken and managed respectively, so that the trouble of some details is increased; in recent years, a paperweight magnifier appears on the market, but is not accepted by consumers after entering the market, and has the following defects: 1. the weight is light, and the function of paperweight cannot be realized; 2. the magnification of the file is low; 3. the magnified characters or images are deformed and cause the problems of inconvenient observation and small observation range; 4. the structure is complicated, the outward appearance is coarse, and the magnifying glass easily drops in by the installation frame.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides the aspheric paperweight magnifier which has the advantages of simple structure, reasonable design, firmness, reliability, elegant appearance, large document magnification, no deformation of amplified characters or images, large observation range and suitability for paperweight and the preparation method thereof.
The purpose of the invention is realized as follows: the non-spherical magnifier comprises a non-spherical magnifier lens and a metal ferrule arranged outside the non-spherical magnifier lens, wherein the outer diameter of the non-spherical magnifier lens is equal to the inner diameter of the metal ferrule. The aspheric magnifier lens is clamped inside the metal ferrule. The metal ferrule is made of food-grade 304 stainless steel.
A preparation method of the aspheric paperweight magnifier comprises the following steps:
the method comprises the following steps: carrying out cold processing on an aspheric lens blank by using a ZJP0.5 lower pendulum fine grinding polisher and an SPCM-M1 centering edge grinding machine until the aspheric lens blank meets the appearance inspection standard of MIL40-20, wherein the aspheric lens blank is an aspheric magnifier lens;
step two: the metal ferrule is processed by a single-point vehicle type integrated traceless processing method, and the inner diameter of the processed metal ferrule is equal to the outer diameter of the non-spherical magnifier lens;
step three: heating the metal ferrule processed in the second step to 580-620 ℃ by adopting a muffle furnace, preserving heat when the metal ferrule expands by heat and expands by 0.8-1.2 mm in inner diameter by utilizing the principle of expansion with heat and contraction with cold, and placing the non-spherical magnifier lens in the first step in the metal ferrule in the heat preservation process;
step four: and step three, placing the non-spherical magnifier lens on the metal ferrule, and cooling to room temperature to obtain the finished product.
The invention has the advantages of simple structure, reasonable design, firmness, reliability, elegant appearance, large file magnification, no deformation of amplified characters or images, large observation range and suitability for being used as paperweight.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings, in which like reference numerals refer to like parts throughout. For the sake of simplicity, only the parts relevant to the invention are schematically shown in the drawings, and they do not represent the actual structure as a product.
As shown in figure 1, the invention relates to an aspheric paperweight magnifier and a preparation method thereof, the aspheric paperweight magnifier comprises an aspheric magnifier lens 1 and a metal ferrule 2 arranged outside the aspheric magnifier lens 1, and the outer diameter of the aspheric magnifier lens 1 is equal to the inner diameter of the metal ferrule 2. The aspheric magnifier lens 1 is clamped inside the metal ferrule 2. The material of the metal ferrule 2 is food grade 304 stainless steel.
A preparation method of the aspheric paperweight magnifier comprises the following steps:
the method comprises the following steps: carrying out cold processing on an aspheric lens blank by using a ZJP0.5 lower pendulum fine grinding polisher and an SPCM-M1 centering edge grinding machine until the aspheric lens blank meets the appearance inspection standard of MIL40-20, wherein the aspheric lens blank is the aspheric magnifier lens 1;
step two: the metal ferrule 2 is processed by adopting a single-point vehicle type integrated traceless processing method, and the inner diameter of the processed metal ferrule is equal to the outer diameter of the non-spherical magnifier lens 1;
step three: heating the metal ferrule 2 processed in the second step by using a muffle furnace, heating the metal ferrule 2 to 580-620 ℃, preserving heat when the metal ferrule 2 expands by heat and expands by 0.8-1.2 mm in inner diameter by using the principle of expansion with heat and contraction with cold, and placing the non-spherical magnifier lens 1 in the first step in the metal ferrule 2 in the heat preservation process;
step four: and step three, placing the aspheric magnifier lens 1 on the metal ferrule 2, and cooling to room temperature to obtain the finished product.
In the field of optical magnifying glasses, no matter what kind of material and principle the optical magnifying glasses adopt, the most important function of the products is to realize optical magnification imaging with certain multiplying power for a certain range of observation field of view. The optical magnifier adopting the spherical lens inevitably generates imaging distortion and has a limited observation range. Paperweight magnifying glasses on the current market generally adopt spherical lens to assemble, can not effectively solve the imaging distortion, the limited condition of observation scope. The invention provides an aspheric paperweight magnifier aiming at the defects, which comprises an aspheric magnifier lens 1 and a metal ferrule 2, wherein the metal ferrule 2 is subjected to traceless integrated processing, so that the aspheric magnifier lens can be firmly arranged in the metal ferrule 2. The structure effectively improves the defects of imaging distortion and limited observation range of the existing spherical paperweight magnifier, so that the magnification of the spherical paperweight magnifier is increased by 3-5 times under the same size, the imaging distortion is reduced by 2-3 times, the observation range is enlarged by 2-3 times, and the requirements of modern society on high-quality optical products are met. The invention adopts the aspheric lens to replace the traditional spherical lens, reduces the imaging distortion, improves the magnification and enlarges the observation range; the metal ferrule is integrally processed and formed by adopting a single-point vehicle type, so that assembling gaps and traces are avoided; the assembly of the non-spherical magnifier lens 1 and the metal ferrule 2 utilizes the principle of expansion with heat and contraction with cold to carry out traceless assembly, replaces the traditional metal-clad ring type assembly, and has the characteristics of high assembly efficiency, reduction of damage to the magnifier lens in the assembly process, elegant appearance, firmness and durability. The aspheric lens blank can be directly purchased in the market, and the aspheric lens blank can be purchased by Youguang photoelectricity corporation, Xiaoyuan (hong Kong) optics corporation and Wuxi Union-Schottky optics corporation.
The present invention will now be further illustrated with reference to examples in order to explain the present invention in more detail. The specific embodiment is as follows:
example one
The utility model provides an aspheric surface paperweight magnifying glass, includes aspheric surface magnifying glass lens 1 and sets up at 1 outside metal ring 2 of aspheric surface magnifying glass lens, aspheric surface magnifying glass lens 1's external diameter equal the internal diameter of metal ring 2. The aspheric magnifier lens 1 is clamped inside the metal ferrule 2. The material of the metal ferrule 2 is food grade 304 stainless steel.
A preparation method of the aspheric paperweight magnifier comprises the following steps:
the method comprises the following steps: carrying out cold processing on an aspheric lens blank by using a ZJP0.5 lower pendulum fine grinding polisher and an SPCM-M1 centering edge grinding machine until the aspheric lens blank meets the appearance inspection standard of MIL40-20, wherein the aspheric lens blank is the aspheric magnifier lens 1;
step two: the metal ferrule 2 is processed by adopting a single-point vehicle type integrated traceless processing method, and the inner diameter of the processed metal ferrule is equal to the outer diameter of the non-spherical magnifier lens 1;
step three: heating the metal ferrule 2 processed in the step two by using a muffle furnace, heating the metal ferrule 2 to 580 ℃, preserving heat when the metal ferrule 2 expands by heat and expands by 0.8-1.2 mm in inner diameter by using the principle of expansion with heat and contraction with cold, and placing the aspheric magnifier lens 1 in the step one in the metal ferrule 2 in the heat preservation process;
step four: and step three, placing the aspheric magnifier lens 1 on the metal ferrule 2, and cooling to room temperature to obtain the finished product.
Example two
The utility model provides an aspheric surface paperweight magnifying glass, includes aspheric surface magnifying glass lens 1 and sets up at 1 outside metal ring 2 of aspheric surface magnifying glass lens, aspheric surface magnifying glass lens 1's external diameter equal the internal diameter of metal ring 2. The aspheric magnifier lens 1 is clamped inside the metal ferrule 2. The material of the metal ferrule 2 is food grade 304 stainless steel.
A preparation method of the aspheric paperweight magnifier comprises the following steps:
the method comprises the following steps: carrying out cold processing on an aspheric lens blank by using a ZJP0.5 lower pendulum fine grinding polisher and an SPCM-M1 centering edge grinding machine until the aspheric lens blank meets the appearance inspection standard of MIL40-20, wherein the aspheric lens blank is the aspheric magnifier lens 1;
step two: the metal ferrule 2 is processed by adopting a single-point vehicle type integrated traceless processing method, and the inner diameter of the processed metal ferrule is equal to the outer diameter of the non-spherical magnifier lens 1;
step three: heating the metal ferrule 2 processed in the step two by using a muffle furnace, heating the metal ferrule 2 to 620 ℃, preserving heat when the metal ferrule 2 expands by heat and expands by 0.8-1.2 mm in inner diameter by using the principle of expansion with heat and contraction with cold, and placing the aspheric magnifier lens 1 in the step one in the metal ferrule 2 in the heat preservation process;
step four: and step three, placing the aspheric magnifier lens 1 on the metal ferrule 2, and cooling to room temperature to obtain the finished product.
EXAMPLE III
The utility model provides an aspheric surface paperweight magnifying glass, includes aspheric surface magnifying glass lens 1 and sets up at 1 outside metal ring 2 of aspheric surface magnifying glass lens, aspheric surface magnifying glass lens 1's external diameter equal the internal diameter of metal ring 2. The aspheric magnifier lens 1 is clamped inside the metal ferrule 2. The material of the metal ferrule 2 is food grade 304 stainless steel.
A preparation method of the aspheric paperweight magnifier comprises the following steps:
the method comprises the following steps: carrying out cold processing on an aspheric lens blank by using a ZJP0.5 lower pendulum fine grinding polisher and an SPCM-M1 centering edge grinding machine until the aspheric lens blank meets the appearance inspection standard of MIL40-20, wherein the aspheric lens blank is the aspheric magnifier lens 1;
step two: the metal ferrule 2 is processed by adopting a single-point vehicle type integrated traceless processing method, and the inner diameter of the processed metal ferrule is equal to the outer diameter of the non-spherical magnifier lens 1;
step three: heating the metal ferrule 2 processed in the step two by using a muffle furnace, heating the metal ferrule 2 to 600 ℃, preserving heat when the metal ferrule 2 expands by heat and expands by 0.8-1.2 mm in inner diameter by using the principle of expansion with heat and contraction with cold, and placing the aspheric magnifier lens 1 in the step one in the metal ferrule 2 in the heat preservation process;
step four: and step three, placing the aspheric magnifier lens 1 on the metal ferrule 2, and cooling to room temperature to obtain the finished product.
In the description of the present invention, it is to be understood that the terms "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "disposed" and the like are to be broadly construed, and may be, for example, fixedly connected, integrally connected, or detachably connected; or communication between the interior of the two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art can understand the specific meaning of the above terms in the present invention according to specific situations. The above-mentioned embodiments are not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the specification and the drawings, or any other related fields directly or indirectly, are within the scope of the present invention.
Claims (2)
1. A preparation method of an aspheric paperweight magnifier is characterized in that: the preparation method comprises the following steps:
the method comprises the following steps: carrying out cold processing on an aspheric lens blank by using a ZJP0.5 lower pendulum fine grinding polisher and an SPCM-M1 centering edge grinding machine until the aspheric lens blank meets the appearance inspection standard of MIL40-20, wherein the aspheric lens blank is an aspheric magnifier lens (1);
step two: the metal ferrule (2) is processed by adopting a single-point vehicle type integrated traceless processing method, and the inner diameter of the processed metal ferrule is equal to the outer diameter of the non-spherical magnifier lens (1);
step three: heating the metal ferrule (2) processed in the second step by using a muffle furnace, heating the metal ferrule (2) to 580-620 ℃, preserving heat when the metal ferrule (2) expands by heating and expands by 0.8-1.2 mm in inner diameter by using the principle of expansion with heat and contraction with cold, and placing the non-spherical magnifier lens (1) in the first step in the metal ferrule (2) in the heat preservation process;
step four: and in the third step, the non-spherical magnifier lens (1) is placed on the metal ferrule (2) and then cooled to room temperature, and a finished product is obtained.
2. The method for preparing the aspheric paperweight magnifier according to claim 1, wherein the method comprises the following steps: the metal ferrule (2) is made of food-grade 304 stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710041356.3A CN106773012B (en) | 2017-01-12 | 2017-01-12 | Aspheric paperweight magnifier and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710041356.3A CN106773012B (en) | 2017-01-12 | 2017-01-12 | Aspheric paperweight magnifier and preparation method thereof |
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| CN106773012A CN106773012A (en) | 2017-05-31 |
| CN106773012B true CN106773012B (en) | 2022-08-05 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1409147A (en) * | 2001-09-27 | 2003-04-09 | 富士写真光机株式会社 | Method for producing front optical part of endoscope |
| EP1380870A1 (en) * | 2002-07-12 | 2004-01-14 | VDM Laser Optics | Lens with optimized heat transfer properties |
| CN201387511Y (en) * | 2009-03-11 | 2010-01-20 | 康新 | Paperweight type magnifier |
| CN104181688A (en) * | 2013-05-23 | 2014-12-03 | 鸿富锦精密电子(天津)有限公司 | Lens assembly and desk-type magnifying lens provided with lens assembly |
| CN104203861A (en) * | 2012-02-09 | 2014-12-10 | 阿基米德太阳能有限公司 | A glass-to-metal joint for a solar receiver |
| CN104235748A (en) * | 2013-06-19 | 2014-12-24 | 欧司朗有限公司 | Lamp shell, manufacturing method thereof and lighting device with lamp shell |
| CN104909585A (en) * | 2009-04-16 | 2015-09-16 | 艾默生电气公司 | Hermetic glass-to-metal seal assembly and method of manufacturing hermetic glass-to-metal seal assembly |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5978250B2 (en) * | 2014-06-03 | 2016-08-24 | 日本特殊陶業株式会社 | Electrode tip for spark plug and spark plug |
-
2017
- 2017-01-12 CN CN201710041356.3A patent/CN106773012B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1409147A (en) * | 2001-09-27 | 2003-04-09 | 富士写真光机株式会社 | Method for producing front optical part of endoscope |
| EP1380870A1 (en) * | 2002-07-12 | 2004-01-14 | VDM Laser Optics | Lens with optimized heat transfer properties |
| CN201387511Y (en) * | 2009-03-11 | 2010-01-20 | 康新 | Paperweight type magnifier |
| CN104909585A (en) * | 2009-04-16 | 2015-09-16 | 艾默生电气公司 | Hermetic glass-to-metal seal assembly and method of manufacturing hermetic glass-to-metal seal assembly |
| CN104203861A (en) * | 2012-02-09 | 2014-12-10 | 阿基米德太阳能有限公司 | A glass-to-metal joint for a solar receiver |
| CN104181688A (en) * | 2013-05-23 | 2014-12-03 | 鸿富锦精密电子(天津)有限公司 | Lens assembly and desk-type magnifying lens provided with lens assembly |
| CN104235748A (en) * | 2013-06-19 | 2014-12-24 | 欧司朗有限公司 | Lamp shell, manufacturing method thereof and lighting device with lamp shell |
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| CN106773012A (en) | 2017-05-31 |
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