CN219618314U - Polarizing resin lens forming rubber ring - Google Patents
Polarizing resin lens forming rubber ring Download PDFInfo
- Publication number
- CN219618314U CN219618314U CN202223397030.XU CN202223397030U CN219618314U CN 219618314 U CN219618314 U CN 219618314U CN 202223397030 U CN202223397030 U CN 202223397030U CN 219618314 U CN219618314 U CN 219618314U
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- sleeve part
- ring
- pressing table
- annular sleeve
- semicircular pressing
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- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a polarized resin lens molding rubber ring, which comprises: the silica gel sleeve body is sequentially provided with an upper annular sleeve part, a middle annular sleeve part and a lower annular sleeve part from top to bottom; the limiting ring part is respectively arranged at the centers of the upper ring sleeve part and the lower ring sleeve part, and the inner diameter of the limiting ring part is larger than that of the middle ring sleeve part; the extending sealing edges horizontally extend to the edges of the upper end and the lower end of the middle ring sleeve part; the semicircular pressing table is positioned at the upper end of the extending sealing edge at the lower side of the middle ring sleeve, and a clamping groove is formed between the semicircular pressing table and the extending sealing edge; the upper end face of the semicircular pressing table is a horizontal plane, and the radian of the lower end face of the semicircular pressing table is raised and is used for pressing the polarizing film into the buckling groove. According to the utility model, the polarizing film is pressed into the buckling groove through the semicircular pressing table, the contact is reduced by utilizing the radian bulge, the polarizing film is efficiently and firmly in interference fit, meanwhile, the upper annular sleeve part and the lower annular sleeve part clamp the glass lens mold through the limiting ring part, the mold movement in the resin curing process is avoided, and the lens molding quality is ensured.
Description
Technical Field
The utility model belongs to the technical field of lens forming rubber rings, and particularly relates to a polarized resin lens forming rubber ring.
Background
At present, resin monomer filling casting molding is adopted in the production of resin polarized lenses, and in the production process, the polarized films are positioned through corner folds, however, the positioning mode is unstable, the polarized films are easy to shift and float in the production, so that defective products are generated, and the production cost is increased; in addition, the stability of the glass mold in the rubber ring is slightly poor due to the fact that the glass mold is limited only by the friction force of the rubber ring, and the glass mold is shifted and displaced when being placed into an oven for solidification, so that diopter of a formed lens is affected.
Disclosure of Invention
In view of the above, the technical problem to be solved by the utility model is to provide a polarized resin lens molding rubber ring, which avoids the trouble that the prior rubber ring is poor in positioning of a polarized film and a glass mold is easy to move in the subsequent resin curing process.
In order to solve the technical problems, the utility model discloses a polarized resin lens molding rubber ring, which comprises:
the silica gel sleeve body is sequentially provided with an upper annular sleeve part, a middle annular sleeve part and a lower annular sleeve part from top to bottom, wherein the inner diameter of the upper annular sleeve part is the same as that of the lower annular sleeve part, and is larger than that of the middle annular sleeve part;
the limiting ring part is respectively arranged at the centers of the upper ring sleeve part and the lower ring sleeve part, and the inner diameter of the limiting ring part is larger than that of the middle ring sleeve part;
the extending sealing edges horizontally extend to the edges of the upper end and the lower end of the middle ring sleeve part;
the semicircular pressing table is positioned at the upper end of the extending sealing edge at the lower side of the middle ring sleeve, and a clamping groove is formed between the semicircular pressing table and the extending sealing edge;
the upper end face of the semicircular pressing table is a horizontal plane, and the radian of the lower end face of the semicircular pressing table is raised and is used for pressing the polarizing film into the buckling groove.
According to an embodiment of the present utility model, the semicircular pressing table spacer is disposed at the middle ring sleeve portion, and the number of the semicircular pressing table spacer is 8.
According to an embodiment of the present utility model, the front end of the stop collar has a taper angle.
According to an embodiment of the present utility model, the semicircular pressing table extends beyond the extended edge sealing for 2mm.
According to an embodiment of the present utility model, a pouring hole is formed in a side wall of the silica gel sleeve.
Compared with the prior art, the utility model can obtain the following technical effects:
the polarizing film is pressed to the buckle groove through the semicircular pressing table, contact is reduced through the radian protrusion, interference fit is achieved, the polarizing film is efficiently and stably achieved, meanwhile, the upper annular sleeve part and the lower annular sleeve part are clamped with the glass lens mold through the limiting ring part, mold movement in the resin curing process is avoided, and lens molding quality is guaranteed.
Of course, it is not necessary for any one product embodying the utility model to achieve all of the technical effects described above at the same time.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
fig. 1 is a schematic view of a polarizing resin lens molding rubber ring according to an embodiment of the present utility model.
Reference numerals
The device comprises a silica gel sleeve body 10, an upper ring sleeve part 11, a middle ring sleeve part 12, a lower ring sleeve part 13, a limiting ring part 20, an extension sealing edge 30, a semicircular pressing table 40 and a buckling groove 50.
Detailed Description
The following detailed description of embodiments of the present utility model will be given with reference to the accompanying drawings and examples, by which the implementation process of how the present utility model can be applied to solve the technical problems and achieve the technical effects can be fully understood and implemented.
Referring to fig. 1, fig. 1 is a schematic view of a molded rubber ring of a polarized resin lens according to an embodiment of the utility model.
As shown, a polarized resin lens molding rubber ring, comprising: the silica gel sleeve body 10, the silica gel sleeve body 10 is sequentially provided with an upper annular sleeve part 11, a middle annular sleeve part 12 and a lower annular sleeve part 13 from top to bottom, wherein the inner diameter of the upper annular sleeve part 11 is the same as the inner diameter of the lower annular sleeve part 13, and the inner diameters of the upper annular sleeve part and the lower annular sleeve part are both larger than the inner diameter of the middle annular sleeve part 12; the limiting ring part 20 is arranged at the center of the upper ring sleeve part 11 and the lower ring sleeve part 13 respectively, and the inner diameter of the limiting ring part 20 is larger than that of the middle ring sleeve part 12; the extending sealing edge 30, wherein the extending sealing edge 30 horizontally extends to the upper end edge and the lower end edge of the middle ring sleeve part 12; the semicircular pressing table 40 is positioned at the upper end of the extending sealing edge 30 at the lower side of the middle ring sleeve part 12, and a buckling groove 50 is formed between the semicircular pressing table 40 and the extending sealing edge 30; the upper end surface of the semicircular pressing table 40 is a horizontal plane, and the radian of the lower end surface is convex, so that the polarizing film is pressed into the buckling groove 50.
In an embodiment of the present utility model, the silica gel sleeve body 10 is in a circular sleeve shape, the inner wall has steps, and is divided into an upper annular sleeve portion 11, an intermediate annular sleeve portion 12 and a lower annular sleeve portion 13, wherein the inner diameter of the intermediate annular sleeve portion 12 is the smallest, the inner diameters of the upper annular sleeve portion 11 and the lower annular sleeve portion 13 are the same and larger, the upper annular sleeve portion and the lower annular sleeve portion are used for sleeving a glass lens mold, the intermediate annular sleeve portion 12 is filled with resin monomers, and a lens is cured and formed.
Specifically, a ring of limiting ring part 20 is arranged around the middle section of the upper ring sleeve part 11 and the lower ring sleeve part 13, and is formed into a protruding annular extension edge for being embedded into a glass lens mold to form reinforced positioning. Meanwhile, the groove corresponding to the limiting ring part 20 is formed in the glass lens mold, so that the molding is convenient, the stability is good, the mold movement in the resin curing process is avoided, and the molding quality of the lens is ensured.
In addition, the upper and lower ends of the middle ring sleeve portion 12 are further provided with the extending sealing edges 30, which are respectively covered with the glass lens mold and extend out, and the corresponding semicircular pressing table 40 is used for clamping the polarizing film, so that the polarizing film can be firmly fixed in the clamping groove 50, and vibration displacement is avoided when the resin monomer is filled, so that the upper and lower levels are not uniform enough, and the lens molding quality is affected. In addition, the design of the extension sealing edge 30 forms a ladder, which is also beneficial to removing the rubber ring after the lens is molded, and the operation is convenient.
The semicircular pressing table 40 has the advantages that the upper end is horizontal, the lower end is convex in radian, the contact area is reduced, meanwhile, the semicircular pressing table can be fully pressed against the polarized film sheet to perform interference fit, and compared with planar contact, the semicircular pressing table is higher in stability.
In a preferred embodiment, the semicircular pressing table 40 is arranged in a spacing ring manner on the middle ring sleeve part 12, and the number of the semicircular pressing table is 8. Namely, the circumferential array is designed into 8 pieces, the resin monomers are uniformly pressed and covered, and the resin monomers are circulated in the gaps at intervals, so that the curing is convenient. Further, the semicircular pressing table 40 is about 2mm beyond the extended seal edge 30, facilitating sufficient pressing against the stabilized polarizing film from above.
The side wall of the silica gel sleeve body 10 is provided with a pouring hole, and the side wall of the middle ring sleeve part 12 can be provided with a butt joint glue gun to finish filling.
In addition, the front end of the limiting ring part 20 is provided with a taper angle, so that the guiding is convenient, and the clamping of the glass die is performed.
In summary, the present utility model presses the polarizing film into the fastening groove 50 through the semicircular pressing table 40, and reduces contact by using the radian protrusion, and the polarizing film is efficiently and firmly in interference fit, and meanwhile, the upper loop part 11 and the lower loop part 12 clamp the glass lens mold by using the limiting loop part 20, so as to avoid mold movement during the resin curing process, and ensure the molding quality of the lens.
While the foregoing description illustrates and describes the preferred embodiments of the present utility model, it is to be understood that the utility model is not limited to the forms disclosed herein, but is not to be construed as limited to other embodiments, and is capable of numerous other combinations, modifications and environments and is capable of changes or modifications within the scope of the inventive concept as described herein, either as a result of the foregoing teachings or as a result of the knowledge or technology in the relevant art. And that modifications and variations which do not depart from the spirit and scope of the utility model are intended to be within the scope of the appended claims.
Claims (5)
1. A polarized resin lens molding rubber ring, comprising:
the silica gel sleeve body is sequentially provided with an upper annular sleeve part, a middle annular sleeve part and a lower annular sleeve part from top to bottom, wherein the inner diameter of the upper annular sleeve part is the same as that of the lower annular sleeve part, and is larger than that of the middle annular sleeve part;
the limiting ring part is respectively arranged at the centers of the upper ring sleeve part and the lower ring sleeve part, and the inner diameter of the limiting ring part is larger than that of the middle ring sleeve part;
the extending sealing edges horizontally extend to the edges of the upper end and the lower end of the middle ring sleeve part;
the semicircular pressing table is positioned at the upper end of the extending sealing edge at the lower side of the middle ring sleeve, and a clamping groove is formed between the semicircular pressing table and the extending sealing edge;
the upper end face of the semicircular pressing table is a horizontal plane, and the radian of the lower end face of the semicircular pressing table is raised and used for pressing the polarizing film into the clamping groove.
2. The polarized resin lens forming rubber ring according to claim 1, wherein the semicircular pressing table spacer ring is provided in the middle ring sleeve portion and is provided in 8.
3. The polarized resin lens forming rubber ring as claimed in claim 1, wherein the stopper ring portion has a leading end taper angle.
4. The polarized resin lens forming rubber ring as claimed in claim 1, wherein the semicircular pressing stage exceeds the extended edge seal by 2mm.
5. The polarized resin lens molding rubber ring according to claim 1, wherein the silica gel cover body side wall is provided with a pouring hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223397030.XU CN219618314U (en) | 2022-12-19 | 2022-12-19 | Polarizing resin lens forming rubber ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223397030.XU CN219618314U (en) | 2022-12-19 | 2022-12-19 | Polarizing resin lens forming rubber ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219618314U true CN219618314U (en) | 2023-09-01 |
Family
ID=87775989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223397030.XU Active CN219618314U (en) | 2022-12-19 | 2022-12-19 | Polarizing resin lens forming rubber ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219618314U (en) |
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2022
- 2022-12-19 CN CN202223397030.XU patent/CN219618314U/en active Active
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