Abstract: A method and an apparatus for gas-driven jet polishing and an application thereof are provided. The method for gas-driven jet polishing, includes the following steps: obtaining a polishing slurry comprising a nano-abrasive, a dispersion aid, and a solvent; and immersing at least a surface to be polished of a workpiece in the polishing slurry, and polishing the surface to be polished of the workpiece by forming a gas jet in the polishing slurry using a gas pressure.

Abstract: Provided is a turning apparatus with MQL based on magnetic circulation and ultrasound-assisted infiltration, comprising a turning tool fixed with 2D ultrasonic auxiliary device; a magnetic circulation nozzle and magnetic circulation recycling nozzle arranged on both sides of turning tool; lubricant channels respectively provided inside magnetic circulation nozzle and magnetic circulation recycling nozzle; magnets arranged on peripheries of lubricant channels; polarities of ends of magnets on the two nozzles facing to turning tool are opposite; lubricant channel of magnetic circulation nozzle is connected to one end of first flexible pipe, and another end is connected to lubricant canister after passing through peristaltic pump; one end of second flexible pipe is connected to the peristaltic pump, and another end is connected to a filtering mechanism; one end of third flexible pipe is connected to the magnetic circulation recycling nozzle, and another end is connected to liquid inlet of filtering mechanism.

Abstract: Provided is a turning apparatus with MQL based on magnetic circulation and ultrasound-assisted infiltration, comprising a turning tool fixed with 2D ultrasonic auxiliary device; a magnetic circulation nozzle and magnetic circulation recycling nozzle arranged on both sides of turning tool; lubricant channels respectively provided inside magnetic circulation nozzle and magnetic circulation recycling nozzle; magnets arranged on peripheries of lubricant channels; polarities of ends of magnets on the two nozzles facing to turning tool are opposite; lubricant channel of magnetic circulation nozzle is connected to one end of first flexible pipe, and another end is connected to lubricant canister after passing through peristaltic pump; one end of second flexible pipe is connected to the peristaltic pump, and another end is connected to a filtering mechanism; one end of third flexible pipe is connected to the magnetic circulation recycling nozzle, and another end is connected to liquid inlet of filtering mechanism.

Abstract: The present invention belongs to the technical field of intelligent welding, provides a welding fixture for box-type parts, an intelligent production line, and a welding method.

Abstract: Disclosed is an apparatus for the batch polishing of workpieces, the apparatus includes an annular cavity, in which several workpieces are mounted, magnetic abrasives, which are arranged in the annular cavity and used for polishing the workpieces, and multiple magnet sets, which are used for generating a magnetic field for the magnetic abrasives in order to remove a surface material of the workpieces, wherein each of the magnet sets comprises magnets arranged on both inner and outer sides of the annular cavity and configured to rotate about the axis of the annular cavity.