Process for producing glass shaped material and process for producing optical element

Process for producing glass shaped material and process for producing optical element

  • CN 1,576,247 B
  • Filed: 06/25/2004
  • Issued: 04/08/2015
  • Est. Priority Date: 06/27/2003
  • Status: Active Grant
First Claim
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1. the preparation method of glass shaping body, it is characterized in that the tip at the molten glass flow flowed down from outlet pipe, in the preparation method of the glass shaping body that the fused glass block being separated predetermined amount is also shaped, by the melten glass support configured in the below of outlet pipe, accept the tip also directly supporting molten glass flow, described melten glass support is declined to vertical lower, the glass melting block of predetermined amount is separated from the tip of molten glass flow, and the support described in removing, the fused glass block fallen to vertical lower is accepted with shaping die, and formWherein, melten glass support is made up of multiple division components of mutually sowing discord and be close to, under described division component is in the state be close to, the boundary member be close to each other at described division component accepts and supports the tip of molten glass flow, mutually sow discord by making described division component, fused glass block is fallen to vertical lower, andWherein, after fused glass block falls, division component is close to immediately mutually, applies blast simultaneously, make its molding glass molding that floats on shaping die to fused glass block.

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