CN216939904U - Optical part polishing tool and polishing device - Google Patents
Optical part polishing tool and polishing device Download PDFInfo
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- CN216939904U CN216939904U CN202220562712.2U CN202220562712U CN216939904U CN 216939904 U CN216939904 U CN 216939904U CN 202220562712 U CN202220562712 U CN 202220562712U CN 216939904 U CN216939904 U CN 216939904U
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Abstract
The utility model provides an optical part polishing tool and a polishing device, relates to the technical field of optical part processing, and solves the technical problem that parts are easy to damage when large-size long and thin optical parts are polished in the prior art. The optical part polishing tool and the polishing device comprise a tool body, wherein the top of the tool body is a spherical surface; one side of the polishing surface is provided with a containing tank, and a plurality of cushion blocks are arranged in the containing tank; the cushion blocks are fixed in the holding tank, the top surfaces of the cushion blocks are constructed to be inclined along the spherical rotation direction of the polishing surface to form a big head end and a small head end of the cushion blocks, when the optical parts are plano-convex parts, the big head ends of the cushion blocks are oppositely arranged, and/or when the optical parts are plano-concave parts, the small head ends of the cushion blocks are oppositely arranged, so that blanks to be polished on all the cushion blocks are distributed on the spherical curve where the polishing surface is located. The utility model is used for providing the optical part polishing tool and the polishing device which can improve the polishing quality.
Description
Technical Field
The utility model relates to the technical field of optical part machining, in particular to an optical part polishing tool and a polishing device.
Background
The optical part processing generally needs steps of milling, fine grinding, polishing, edging and the like, wherein the polishing of the optical part is an important step, plays a main role in influencing technical parameters such as aperture, smoothness and the like on the surface of the optical part, and directly determines the precision grade of the optical part.
At present, when an optical part is polished, the optical part is clamped on an operation table of a polishing machine through a clamping apparatus and then polished by using a polishing die arranged on the polishing machine, however, when a large-size long and thin flat convex or flat concave part is processed, because the product is in a narrow and long shape and the length/thickness ratio is more than 5, no good clamping apparatus is provided for the product during polishing, the part is easy to damage, the polishing efficiency is low, and the optical quality and the working efficiency of the optical part are influenced.
The applicant has found that the prior art has at least the following technical problems: when the convex surface or the concave surface of a large-size long and thin optical part is polished, a good fixture is not used for fixing, and the part is easy to be clamped firmly or damaged due to excessive clamping.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an optical part polishing tool and a polishing device, which aim to solve the technical problem that parts are easy to damage when a convex surface or a concave surface of a large-size long and thin optical part is polished in the prior art. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the utility model are described in detail in the following.
In order to achieve the purpose, the utility model provides the following technical scheme:
the optical part polishing tool provided by the utility model is a planoconvex part or a planoconcave part, and comprises a tool body, wherein the top of the tool body is a polishing surface, and the surface of the polishing surface is a spherical surface;
an accommodating groove is formed in one side of the polishing surface, a plurality of cushion blocks are arranged in the accommodating groove, and each cushion block is used for accommodating a blank to be polished;
the cushion can be fixed to in the holding tank, the top surface of cushion is followed the sphere direction of revolution of polished surface constructs for the slope form, forms the stub end and the microcephaly end of cushion, when optical component is planoconvex part, the stub end of cushion sets up relatively, and/or, when optical component is planoconcave part, the microcephaly end of cushion sets up relatively, so that all treat the blank of polishing on the cushion and distribute on the sphere curve that polished surface place.
As a further improvement of the present invention, the optical component is a rectangular parallelepiped, the spherical revolution direction of the convex surface or the concave surface of the optical component is along the width direction of the optical component, the spacer is configured as a rectangular parallelepiped, and the major end and the minor end of the spacer are distributed along the width direction of the spacer.
As a further improvement of the utility model, the tool body is also provided with a matching disc, and the matching disc is arranged on the periphery of the accommodating groove.
As a further improvement of the utility model, the matching discs are symmetrically distributed on the periphery of the accommodating groove.
As a further improvement of the utility model, the matching disc is an L-shaped block with a rectangular opening formed by cutting a rectangular block out of a cuboid, the matching discs are combined in pairs and distributed on the periphery of the accommodating groove, and the rectangular openings of the matching discs combined in pairs are arranged in a back-to-back manner.
As a further improvement of the utility model, the bottom of the accommodating groove is provided with a fixing hole, and the cushion block is connected to the fixing hole through a fastener so as to fix the cushion block in the accommodating groove.
As a further improvement of the tool, the number of the cushion blocks is two, and the two cushion blocks are symmetrically distributed in the accommodating groove by taking the central line of the tool body as a central axis.
As a further improvement of the tool body, four cushion blocks are arranged, and the four cushion blocks are distributed in the accommodating groove in a cross shape by taking the center line of the tool body as the center.
The optical part polishing device comprises a polishing die and the optical part polishing tool, wherein the lower end face of the polishing die is a spherical surface, and the shape of the spherical surface of the lower end face of the polishing die is matched with that of the polishing surface.
The utility model has the beneficial effects that: according to the optical part polishing tool and the polishing device, the tool body is provided with the containing groove, the cushion block is arranged in the containing groove, and the optical part is fixed on the cushion block, so that the bottom surface of the optical part is in complete contact with the cushion block, the problem that the optical part is easy to damage due to uneven stress is avoided, and the polishing quality is improved; in addition, through setting the polishing surface to the sphere, the top surface of cushion sets to the slope form, makes the optical element wait to polish the blank the surface can distribute on the sphere curve at polishing surface place, when optical element is plano-convex part, the major part end relative setting of cushion, the cushion is to the slope of convex polishing surface direction of revolution, works as when optical element is plano-concave part, the minor part end relative setting of cushion, the cushion is to the slope of concave polishing surface direction of revolution to in the polishing process of high efficiency completion work piece.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic perspective view of a first embodiment of the present invention;
FIG. 2 is a cross-sectional view of a first embodiment of the present invention;
fig. 3 is a cross-sectional view of a second embodiment of the utility model.
In the figure 1, a tool body; 2. accommodating grooves; 3. cushion blocks; 4. a blank; 5. and (5) matching a disc.
Detailed Description
The contents of the present invention and the differences between the present invention and the prior art can be understood with reference to fig. 1 to 3 and the text. The utility model will now be described in further detail, including the preferred embodiments, with reference to the accompanying drawings, in which some alternative embodiments of the utility model are shown. It should be noted that: any technical features and any technical solutions in the present embodiment are one or more of various optional technical features or optional technical solutions, and for the sake of brevity, this document cannot exhaustively enumerate all the alternative technical features and alternative technical solutions of the present invention, and is also not convenient for each embodiment of the technical features to emphasize it as one of various optional embodiments, so those skilled in the art should know that: any technical means provided by the utility model can be replaced or any two or more technical means or technical characteristics provided by the utility model can be combined with each other to obtain a new technical scheme. Any technical features and any technical solutions in the present embodiment do not limit the scope of the present invention, and the scope of the present invention should include any alternative technical solutions that can be conceived by those skilled in the art without inventive efforts and new technical solutions that can be obtained by those skilled in the art by combining any two or more technical means or technical features provided by the present invention with each other.
In the description of the present invention, it is to be noted that "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing and simplifying the description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as appropriate to those of ordinary skill in the art.
The utility model provides an optical part polishing tool and a polishing device capable of improving polishing quality.
The technical solution provided by the present invention is explained in more detail with reference to fig. 1 to 3.
The utility model provides an optical part polishing tool, wherein the optical part is a plano-convex part or a plano-concave part, the polishing tool comprises a tool body, the top of the tool body is a polishing surface, and the surface of the polishing surface is a spherical surface;
an accommodating groove is formed in one side of the polishing surface, a plurality of cushion blocks are arranged in the accommodating groove, and each cushion block is used for accommodating a blank to be polished;
the cushion can be fixed to in the holding tank, the top surface of cushion is followed the sphere direction of revolution of polished surface constructs for the slope form, forms the stub end and the microcephaly end of cushion, when optical component is planoconvex part, the stub end of cushion sets up relatively, and/or, when optical component is planoconcave part, the microcephaly end of cushion sets up relatively, so that all treat the blank of polishing on the cushion and distribute on the sphere curve that polished surface place.
According to the optical part polishing tool and the polishing device, the tool body is provided with the containing groove, the cushion block is arranged in the containing groove, and the optical part is fixed on the cushion block, so that the bottom surface of the optical part is in complete contact with the cushion block, the problem that the optical part is easy to damage due to uneven stress is avoided, and the polishing quality is improved; in addition, through setting the polishing surface to the sphere, the top surface of cushion sets to the slope form, makes the optical element wait to polish the blank the surface can distribute on the sphere curve at polishing surface place, when optical element is plano-convex part, the major part end relative setting of cushion, the cushion is to the slope of convex polishing surface direction of revolution, works as when optical element is plano-concave part, the minor part end relative setting of cushion, the cushion is to the slope of concave polishing surface direction of revolution to in the polishing process of high efficiency completion work piece.
As a further improvement of the present invention, the optical component is a rectangular parallelepiped, the spherical revolution direction of the convex surface or the concave surface of the optical component is along the width direction of the optical component, the spacer is configured as a rectangular parallelepiped, and the major end and the minor end of the spacer are distributed along the width direction of the spacer.
As a further improvement of the utility model, the tool body is also provided with a matching disc, and the matching disc is arranged on the periphery of the accommodating groove.
As a further improvement of the utility model, the matching discs are symmetrically distributed on the periphery of the accommodating groove.
As a further improvement of the utility model, the matching disc is an L-shaped block with a rectangular opening formed by cutting a rectangular block out of a cuboid, the matching discs are combined in pairs and distributed on the periphery of the accommodating groove, and the rectangular openings of the matching discs combined in pairs are arranged in a back-to-back manner.
The matching disc can enable the die to firstly grind the matching disc and then grind the matching disc and parts during polishing, and in addition, as the die rotates or translates to grind a blank, the setting of the matching disc can also finish the surface shape and the smooth finish of the die in the polishing process, thereby improving the quality of the polished surface shape and the polishing effect. The two-two opposite vertical distribution of the matching discs can ensure the uniformity of trimming the die, the grinding is uniform, and the polishing effect is further improved.
As a further improvement of the utility model, the pad may be fixed to the bottom of the receiving groove by means of glue.
As a further improvement of the utility model, the bottom of the accommodating groove is provided with a fixing hole, and the cushion block is connected to the fixing hole through a fastener so as to fix the cushion block in the accommodating groove.
As a further improvement of the tool, the number of the cushion blocks is two, and the two cushion blocks are symmetrically distributed in the accommodating groove by taking the central line of the tool body as a central axis.
As a further improvement of the tool body, four cushion blocks are arranged, and the four cushion blocks are distributed in the accommodating groove in a cross shape by taking the center line of the tool body as the center.
The optical part polishing device comprises a polishing die and the optical part polishing tool, wherein the lower end face of the polishing die is a spherical surface, and the shape of the spherical surface of the lower end face of the polishing die is matched with that of the polishing surface.
Example 1:
the optical part polishing tool provided by the utility model comprises a tool body 1, wherein the top of the tool body 1 is a polished surface, the polished surface is a convex surface, an accommodating groove 2 is formed in the polished surface, two cushion blocks 3 are arranged in the accommodating groove 2, and a blank 4 is arranged on each cushion block 3;
the bottom of cushion 3 with holding tank 2 is connected, the top surface of cushion 3 sets up to the inclined plane, just the top surface of cushion 3 is for following 1 central periphery slope of frock body, so that blank 4 slope settings on the cushion 3 make the surface of blank 4 distribute in on the sphere curve at polishing surface place.
The tool body 1 is further provided with eight matching discs 5, and every two of the eight matching discs 5 are vertically distributed on the periphery of the accommodating groove 2 in a pairwise opposite mode.
Further, join in marriage dish 5 and cut out the rectangle piece from the cuboid and form the L-shaped piece that has the rectangle open-ended, two liang of combinations of join in marriage dish are distributed around the holding tank, and two liang of combinations the rectangle open-end of joining in marriage dish 5 sets up dorsad.
According to the optical part polishing tool, the containing groove 2 is formed in the tool body 1, the cushion block 3 is arranged in the containing groove 2, and the optical part is fixed on the cushion block 3, so that the bottom surface of the optical part is in complete contact with the cushion block 3, the problem that the optical part is damaged easily due to uneven stress is avoided, and the polishing quality is improved; in addition, through setting the polishing surface to a convex surface, the top surface of the cushion block is set to be followed the inclined plane inclined towards the periphery from the center of the tool body 1, so that the surface of the blank 4 to be processed of the optical part is inclined towards the same side with the polishing surface, and the surface of the blank 4 is distributed on the spherical curve where the polishing surface is located, thereby facilitating the polishing process of the blank 4 to be completed quickly and efficiently.
The polishing device comprises a polishing die and an optical part polishing tool, wherein the lower end face of the polishing die is a spherical surface, and the surface shape of the spherical surface of the lower end face of the polishing die is matched with that of the polishing surface.
Example 2:
the present embodiment 2 is different from embodiment 1 in that: the tool comprises a tool body 1, wherein the top of the tool body 1 is a polished surface, the polished surface is a concave surface, an accommodating groove 2 is formed in the polished surface, two cushion blocks 3 are arranged in the accommodating groove 2, and a blank 4 is arranged on each cushion block 3;
the bottom of cushion 3 with holding tank 2 is connected, the top surface of cushion 3 sets up to the inclined plane, just the top surface of cushion 3 is for following the periphery of frock body 1 is to central slope, so that blank 4 on the cushion 3 inclines to be set up, and the surface distribution of blank 4 is on the sphere curve that polishing face was located.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (9)
1. The optical part polishing tool is characterized in that the optical part is a plano-convex part or a plano-concave part, the polishing tool comprises a tool body, the top of the tool body is a polishing surface, and the surface of the polishing surface is a spherical surface;
an accommodating groove is formed in one side of the polishing surface, a plurality of cushion blocks are arranged in the accommodating groove, and each cushion block is used for accommodating a blank to be polished;
the cushion can be fixed to in the holding tank, the top surface of cushion is followed the sphere direction of revolution of polished surface constructs for the slope form, forms the stub end and the microcephaly end of cushion, when optical component is planoconvex part, the stub end of cushion sets up relatively, and/or, when optical component is planoconcave part, the microcephaly end of cushion sets up relatively, so that all treat the blank of polishing on the cushion and distribute on the sphere curve that polished surface place.
2. The optical component polishing tool according to claim 1, wherein the optical component is a rectangular parallelepiped, a spherical revolution direction of a convex surface or a concave surface of the optical component is along a width direction of the optical component, the cushion block is configured as a rectangular parallelepiped, and a major end and a minor end of the cushion block are distributed along the width direction of the cushion block.
3. The optical component polishing tool as claimed in claim 1, wherein a matching disc is further disposed on the tool body, and the matching disc is disposed at the periphery of the accommodating groove.
4. The optical part polishing tool of claim 3, wherein the matching discs are symmetrically distributed on the periphery of the accommodating groove.
5. The optical part polishing tool according to claim 4, wherein the matching discs are L-shaped blocks with rectangular openings formed by cutting rectangular blocks out of a cuboid, the matching discs are distributed around the accommodating groove in a pairwise combination mode, and the rectangular openings of the matching discs in the pairwise combination mode are arranged in a back-to-back mode.
6. The optical part polishing tool as claimed in any one of claims 1 to 5, wherein a fixing hole is provided at a bottom of the receiving groove, and the pad block is connected to the fixing hole by a fastening member to fix the pad block in the receiving groove.
7. The optical component polishing tool according to any one of claims 1 to 5, wherein two of the cushion blocks are arranged, and the two cushion blocks are symmetrically distributed in the accommodating groove with a central line of the tool body as a central axis.
8. The optical component polishing tool according to any one of claims 1 to 5, wherein four of the cushion blocks are arranged, and the four cushion blocks are distributed in a cross shape in the accommodating groove with a center line of the tool body as a center.
9. A polishing device, comprising a polishing mold and the optical component polishing tool according to any one of claims 1 to 8, wherein the lower end surface of the polishing mold is spherical, and the spherical surface shape of the lower end surface of the polishing mold is matched with the surface shape of the polishing surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220562712.2U CN216939904U (en) | 2022-03-15 | 2022-03-15 | Optical part polishing tool and polishing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220562712.2U CN216939904U (en) | 2022-03-15 | 2022-03-15 | Optical part polishing tool and polishing device |
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| CN216939904U true CN216939904U (en) | 2022-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220562712.2U Active CN216939904U (en) | 2022-03-15 | 2022-03-15 | Optical part polishing tool and polishing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116442055A (en) * | 2023-04-07 | 2023-07-18 | 北京创思工贸有限公司 | Wedge lens processing method |
-
2022
- 2022-03-15 CN CN202220562712.2U patent/CN216939904U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116442055A (en) * | 2023-04-07 | 2023-07-18 | 北京创思工贸有限公司 | Wedge lens processing method |
| CN116442055B (en) * | 2023-04-07 | 2024-01-30 | 北京创思工贸有限公司 | Wedge lens processing method |
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