Mold surface repairing process
US10906138B2 · kind B2 · utility
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1References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 25, 2019 |
| Grant date | Feb 2, 2021 |
| Priority date | — |
| Expiry date | Mar 3, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C33/74
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A mold surface repairing process, the process flow of which is as follows: first sand blasting—defect identification—repairing welding—coarse grinding—semi-finishing grinding—finishing grinding—secondary sand blasting—mold heating—spray paint. The disclosure provides a combination of automatic equipment, special grinding tools and finishing grinding process, which ensures the quality and efficiency of the mold repair and reduces the labor force.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.