Minimal quantity lubrication grinding device integrating nanofluid electrostatic atomization with electrocaloric heat pipe
US9925638B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 1, 2015 |
| Grant date | Mar 27, 2018 |
| Priority date | — |
| Expiry date | Apr 23, 2036 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25B2321/001
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A minimal quantity lubrication grinding device including: heat pipe grinding wheel covered with electrocaloric film material on both side surfaces, wherein external electric field is applied to outside of the electrocaloric film material; and electrostatic atomization combined nozzle provided with high-voltage DC electrostatic generator and magnetic field forming device at the outside and in an electrocaloric refrigeration and magnetically enhanced electric field; electrostatic atomization combined nozzle is respectively connected with nanoparticle liquid and gas supply system; and nanofluid is electrostatically atomized by electrostatic atomization combined nozzle and is jet to grinding area to absorb heat of grinding area; electrocaloric film material absorbs heat in grinding area through electrocaloric effect and disperses absorbed heat through heat pipe grinding wheel after leaving grinding area to form a Carnot cycle. Nanofluid electrostatic atomization is integrated with electrocaloric refrigeration and heat pipe.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.