CN213618299U - Polarizing film manufacturing device - Google Patents
Polarizing film manufacturing device Download PDFInfo
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- CN213618299U CN213618299U CN202022474570.8U CN202022474570U CN213618299U CN 213618299 U CN213618299 U CN 213618299U CN 202022474570 U CN202022474570 U CN 202022474570U CN 213618299 U CN213618299 U CN 213618299U
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- polarizing film
- bending
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Abstract
The utility model belongs to the polarizer manufacturing field, and provides a polarizing film manufacturing device, which comprises a base, wherein the upper end surface of the base is connected with a supporting plate through a supporting column, the upper end surface of the supporting plate is provided with a cylinder, a lifting rod of the cylinder passes through a through hole prefabricated on the supporting plate, the lower end of the lifting rod is connected with an upper die, the lower end surface of the upper die is provided with a film bending bulge, a lower die is arranged right below the upper die, the upper end surface of the lower die is provided with a film bending groove, and the upper die and the lower die are both provided with heating devices; the film bending fixture comprises a lower supporting plate and an upper cover plate, a through hole for bending the film is formed in the centers of the lower supporting plate and the upper cover plate, and the lower supporting plate is fixedly connected with the upper cover plate through screws. The utility model relates to a polarizing film making devices directly makes to the membrane paper, and the size requirement is not strict, and the later stage cuts according to actual need, can be thinner with polarizing film moreover, has eliminated polarizing film probably existing inherent defect.
Description
Technical Field
The utility model relates to a mechanical device especially relates to a polarizing film making devices.
Background
The existing method for manufacturing the polarizing film comprises the steps of cutting flat film paper into required sizes, heating a die to a specific temperature, clamping the flat film paper in the middle of the die, and shaping to obtain a finished film. The disadvantage of this method is that the size of the polarizing film must be determined, and the thickness of the film paper must be as thin as 0.2 mm, otherwise the film paper is difficult to be formed in a short time. However, in the latter polarizing lens product, such a thick polarizing film has inherent defects (uneven wrinkles are formed after reflection of light by a polarizing film of 0.2 mm or more) and cannot be handled.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming current defect, providing a polarizing film making devices, it is strict to solve present polarizing film preparation size requirement, and polarizing film is thick has the problem of inherent defect.
In order to solve the technical problem, the utility model provides a following technical scheme:
a polarizing film manufacturing device comprises a base, wherein a support column is arranged on the upper end face of the base, a support plate is connected to the upper end of the support column, an air cylinder is arranged on the upper end face of the support plate, a lifting rod of the air cylinder penetrates through a through hole prefabricated in the support plate, an upper die is connected to the lower end of the lifting rod, a film bending bulge is arranged on the lower end face of the upper die, a lower die is arranged on the upper end face of the base right below the upper die, a film bending groove is arranged on the upper end face of the lower die, and heating devices are arranged on the upper die and the lower die; the film bending fixture comprises a lower supporting plate and an upper cover plate, a through hole for bending the film is formed in the centers of the lower supporting plate and the upper cover plate, and the periphery of the through hole for bending the film is correspondingly provided with a threaded hole and fixedly connected through screws.
Further, the cylinder is provided with an air pressure regulating valve.
Further, the heating device is a heating ring, and the heating ring is sleeved on the outer side surfaces of the upper die and the lower die.
Furthermore, the heating ring adopts a hoop structure, and the end parts of the heating ring are fastened and connected through screws.
Further, the inside of going up mould and bed die is provided with the coolant liquid runner, the coolant liquid runner with go up the connecting hole intercommunication that mould and bed die surface set up, the connecting hole has the coolant liquid storage tank through coolant liquid carrier pipe connection.
Furthermore, the upper end face of the lower supporting plate is provided with a positioning pin, and a pin hole is formed in the position, corresponding to the positioning pin, of the upper cover plate.
Further, an annular step is arranged on the upper end face of the lower die and on the periphery of the film bending groove, and the outer diameter of the annular step is consistent with the inner diameter of the through hole for bending the film.
The utility model relates to a polarizing film making devices directly makes to the membrane paper, and the size requirement is not strict, and the later stage cuts according to actual need, can be thinner with polarizing film moreover, has eliminated polarizing film probably existing inherent defect.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the middle upper and lower molds of the present invention;
FIG. 3 is a schematic view of the middle and bottom pallets of the present invention;
fig. 4 is a schematic view of the heating ring of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
As shown in fig. 1-4, a polarizing film manufacturing apparatus includes a base 1, wherein a supporting column 2 is disposed on an upper end surface of the base 1, a supporting plate 3 is connected to an upper end of the supporting column 2, a cylinder 4 is disposed on an upper end surface of the supporting plate 3, a lifting rod 5 of the cylinder 4 passes through a through hole prefabricated on the supporting plate 3, a lower end of the lifting rod 5 is connected to an upper mold 6, a film bending protrusion is disposed on a lower end surface of the upper mold 6, a lower mold 7 is disposed on an upper end surface of the base 1 right below the upper mold 6, a film bending groove is disposed on an upper end surface of the lower mold 7, and both the upper mold 6 and the lower; the film bending fixture comprises a lower supporting plate 9 and an upper cover plate, a through hole for bending the film is formed in the centers of the lower supporting plate 9 and the upper cover plate, and the periphery of the through hole for bending the film is correspondingly provided with a threaded hole 10 and fixedly connected with the lower supporting plate 9 and the upper cover plate through screws.
The working principle comprises the following steps:
s1, cutting the flat film paper into processable models for standby use, wherein the flat film paper does not need to be cut into the size required by the lens and can be matched with a film bending clamp;
s2, tearing off the outer protective film of the film paper, flatly placing the film paper in a film bending clamp, and tightening screws;
s3, starting a heating device, placing the film bending clamp on the lower die when the upper die and the lower die are heated to 80-85 ℃, starting an air cylinder, descending the upper die, and pressing and baking the film paper, wherein in the process, the upper die is used for forming, the lower die is used for preserving heat, and the film paper is only contacted with the upper die;
s4, baking for 5-10 minutes to enable the film paper to be completely molded, closing the heating device, starting cooling the die to reach 30-35 ℃, and taking out the film bending clamp;
s5, loosening the screws, taking out the molded film paper, putting the film paper into a box for later use, and cutting the molded film paper according to actual needs.
The traditional mode adopts the mode of directly pressing the film, and the method adopts the mode of pressing while tensioning the film, so that the thickness of the film paper manufactured by the method can reach 0.035-0.2 mm, and the inherent defects of the film paper with the thickness of more than 0.2 mm can be effectively eliminated.
The air cylinder 4 is provided with an air pressure regulating valve 11, so that the pressure in the air cylinder can be regulated as required, and the reliable and stable operation of the air cylinder is ensured.
The heating device is a heating ring 12, the heating ring 12 is sleeved on the outer side surfaces of the upper die and the lower die, the heating ring 12 adopts a hoop structure, and the end parts of the heating ring are fastened and connected through screws. And the hoop type heating ring is adopted, so that the cost is low, and the installation and maintenance are convenient.
The upper mold 6 and the lower mold 7 are provided with coolant flow passages 13 inside, and the coolant flow passages 13 communicate with connection holes provided on the surfaces of the upper mold 6 and the lower mold 7, and the connection holes are connected to a coolant storage tank (not shown) through a coolant delivery pipe (not shown). The upper die and the lower die are cooled by the cooling liquid, so that the cooling time is shortened, the manufacturing time of the polarizing film is shortened, and the production efficiency is improved.
The upper end face of the lower supporting plate 9 is provided with a positioning pin 14, and the upper cover plate is provided with a pin hole corresponding to the positioning pin. The leveling film paper to be processed is also provided with the pin hole, so that the film paper can be positioned when being placed on the lower supporting plate, and the film paper can not move when the upper cover plate is installed.
An annular step 15 is arranged on the upper end face of the lower die 7 at the periphery of the film bending groove, and the outer diameter of the annular step 15 is consistent with the inner diameter of the through hole for bending the film. When the film bending clamp is placed on the lower die, the positioning function is achieved, and the position accuracy of the film paper to be processed is guaranteed.
The utility model relates to a polarizing film making devices directly makes to the membrane paper, and the size requirement is not strict, and the later stage cuts according to actual need, can be thinner with polarizing film moreover, has eliminated polarizing film probably existing inherent defect.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A polarizing film production apparatus characterized in that: the die comprises a base, wherein a supporting column is arranged on the upper end face of the base, a supporting plate is connected to the upper end of the supporting column, an air cylinder is arranged on the upper end face of the supporting plate, a lifting rod of the air cylinder penetrates through a through hole prefabricated in the supporting plate, an upper die is connected to the lower end of the lifting rod, a film bending bulge is arranged on the lower end face of the upper die, a lower die is arranged on the upper end face of the base right below the upper die, a film bending groove is arranged on the upper end face of the lower die, and heating devices are arranged on the upper die and the lower die;
the film bending fixture comprises a lower supporting plate and an upper cover plate, a through hole for bending the film is formed in the centers of the lower supporting plate and the upper cover plate, and the periphery of the through hole for bending the film is correspondingly provided with a threaded hole and fixedly connected through screws.
2. The polarizing film producing apparatus according to claim 1, wherein: the cylinder is provided with an air pressure regulating valve.
3. The polarizing film producing apparatus according to claim 1, wherein: the heating device is a heating ring, and the heating ring is sleeved on the outer side surfaces of the upper die and the lower die.
4. The polarizing film producing apparatus according to claim 3, wherein: the heating ring adopts a hoop structure, and the end parts of the heating ring are fastened and connected through screws.
5. The polarizing film producing apparatus according to claim 1, wherein: the inside of going up mould and bed die is provided with the coolant liquid runner, the coolant liquid runner with go up the connecting hole intercommunication that mould and bed die surface set up, the connecting hole has the coolant liquid storage tank through coolant liquid carrier pipe connection.
6. The polarizing film producing apparatus according to claim 1, wherein: the upper end face of the lower supporting plate is provided with a positioning pin, and a pin hole is formed in the position, corresponding to the positioning pin, of the upper cover plate.
7. The polarizing film producing apparatus according to claim 1, wherein: and the upper end surface of the lower die is provided with an annular step at the periphery of the film bending groove, and the outer diameter of the annular step is consistent with the inner diameter of the through hole for bending the film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022474570.8U CN213618299U (en) | 2020-10-30 | 2020-10-30 | Polarizing film manufacturing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022474570.8U CN213618299U (en) | 2020-10-30 | 2020-10-30 | Polarizing film manufacturing device |
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| Publication Number | Publication Date |
|---|---|
| CN213618299U true CN213618299U (en) | 2021-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022474570.8U Active CN213618299U (en) | 2020-10-30 | 2020-10-30 | Polarizing film manufacturing device |
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| CN (1) | CN213618299U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112265251A (en) * | 2020-10-30 | 2021-01-26 | 丹阳市大尧光学眼镜有限公司 | Device and method for manufacturing polarizing film |
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2020
- 2020-10-30 CN CN202022474570.8U patent/CN213618299U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112265251A (en) * | 2020-10-30 | 2021-01-26 | 丹阳市大尧光学眼镜有限公司 | Device and method for manufacturing polarizing film |
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