Dry granulator
US11602720B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 11, 2020 |
| Grant date | Mar 14, 2023 |
| Priority date | — |
| Expiry date | Nov 19, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB30B15/308
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A dry granulator includes a rack, a feeding device mounted on the rack, and a slip roller device. The feeding device includes a vertical feeding screw, a buffer hopper, a stirring paddle, a horizontal feeding screw, and two drive assemblies. The drive assembly includes a drive motor and a drive shaft. The slip roller device includes a servo motor, a trapezoidal screw, a primary slip roller assembly and a secondary slip roller. The primary slip roller assembly includes a support frame, and a primary slip roller. A guide rail is arranged between the servo motor and the secondary slip roller. The support frame is provided with a screw hole. A coupling member is arranged between the output shaft of the drive motor and the drive shaft. The coupling member includes a reserved space. The horizontal feeding screw and the vertical feeding screw are drivingly provided with a transmission member, respectively.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.