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Infrared lens integrally formed by hot pressing, forming die and preparation method thereof

A technology of infrared lens and thermoforming, applied in other household appliances, household appliances, installation, etc., can solve the problems of extra assembly links, reduce production efficiency, increase production cost, etc., achieve convenient molding and improve product production efficiency , good stability

Pending Publication Date: 2021-04-06
NANJING WAVELENGTH OPTO ELECTRONICS SCI & TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In production practice, the aforementioned assembly method can easily cause eccentricity of the lens group, which puts forward high requirements on the assembly skills of employees, and the production process has more assembly links, which reduces production efficiency and increases production costs.

Method used

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  • Infrared lens integrally formed by hot pressing, forming die and preparation method thereof
  • Infrared lens integrally formed by hot pressing, forming die and preparation method thereof
  • Infrared lens integrally formed by hot pressing, forming die and preparation method thereof

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Embodiment Construction

[0035] In order to better understand the present invention, the content of the present invention is further illustrated below in conjunction with the examples, but the content of the present invention is not limited to the following examples.

[0036] This application "center", "longitudinal", "transverse", "length", "width", "thickness", "top", "bottom", "front", "back", "left", "right", "Vertical", "horizontal", "top", "bottom", "inner", "outer" and other orientation words are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the application, rather than indicating Or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the application.

[0037] Such as Figure 1-2 As shown, a mold for preparing the above-mentioned infrared lens integrally formed by hot pressing includes an u...

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Abstract

The invention discloses an infrared lens integrally formed by hot pressing, a forming die and a preparation method thereof, and the infrared lens integrally formed by hot pressing comprises a lens cone and a lens; a positioning groove is formed in the inner side of the lens cone along the periphery, a positioning protrusion is arranged on the side wall of the lens along the periphery, and the positioning protrusion on the lens is matched with the positioning groove in the lens cone. The lens is arranged on the inner side of the lens cone, the positioning protrusion of the lens is tightly embedded in the positioning groove of the lens cone, and the side wall of the lens is tightly matched with the inner side wall of the lens cone. The infrared lens integrally formed by hot pressing is high in concentricity, good in stability, simple in structure and convenient to form, one-time hot pressing forming of the lens cone and the aspheric lens can be achieved while the concentricity and the binding power of the lens set are ensured, the subsequent lens assembling procedure is omitted, the product production process can be effectively reduced, and the product production efficiency is improved.

Description

technical field [0001] The invention relates to an infrared lens integrally formed by hot pressing, a forming mold thereof and a preparation method thereof, belonging to the field of integrally formed infrared lens. Background technique [0002] The range of application of infrared lens is very wide, it can be used for special purpose of infrared correspondence, and can also be used as ordinary lens. According to different usage occasions, the corresponding infrared lens can be flexibly used in conjunction with conventional color cameras, black and white cameras, and day and night conversion cameras. [0003] At present, the preparation of the infrared lens is to first prepare the lens into shape, and then assemble it with the lens barrel. In production practice, the above-mentioned assembly method can easily cause eccentricity of the lens group, which puts forward high requirements on the assembly and adjustment skills of employees, and the production process has more asse...

Claims

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Application Information

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IPC IPC(8): G02B7/02B29C43/18B29C43/36B29C43/58B29L11/00
CPCG02B7/02B29C43/18B29C43/36B29C43/58B29C2043/3602B29C2043/5808B29C2043/5816B29L2011/00
Inventor 邹正光王劲吴玉堂朱敏
Owner NANJING WAVELENGTH OPTO ELECTRONICS SCI & TECH CO LTD
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