Powder dry-pressing molding device and method
US11938653B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | May 8, 2020 |
| Grant date | Mar 26, 2024 |
| Priority date | — |
| Expiry date | Jul 15, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB30B15/304
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a powder dry-pressing molding device and method. The powder dry-pressing molding device includes a rack, the rack is provided with an first pressure mechanism, a workbench mechanism and a second pressure mechanism in sequence along an up-and-down direction, and one side of the workbench mechanism is provided with a scraping mechanism; the first pressure mechanism includes an upper slide block capable of moving up and down, and an upper punch is disposed at a bottom of the upper slide block; the workbench mechanism includes a middle mold seat, a workbench is fixed above the middle mold seat, a middle mold is disposed inside the middle mold seat, and a mandrel runs through the inside of the middle mold; the second pressure mechanism includes a lower slide block capable of moving up and down, a lower punch is fixed at the top end of the lower slide block, and the lower punch is capable of extending into a compacting space between the mandrel and the middle mold; and the scraping mechanism includes a pusher connected with a scraping driving mechanism and capable of moving along the workbench, the pusher is provided with a feeding channel capable of bein…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.