Polish cleaning apparatus and method in manufacture of HGA
AssigneeSAE Magnetics (H.K.) Ltd.
InventorsMingbing Wong, Fuhong Yu, Liang Qian, Feng Xie
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Abstract
A method and apparatus for cleaning the slider air bearing surface of a head gimbal assembly is disclosed. A plurality of carriers may position and hold a plurality of head gimbal assemblies to be polished. A cloth strip may be rubbed against the slider air bearing surface. A movable cylinder unit coupled to the plurality of carriers may move the carriers. A polish tank may provide cleaning solution to the movable cylinder unit. A pump may recirculate the cleaning solution. A filter canister with a filter cartridge may filter the cleaning solution.
Claims6
A cleaning method for cleaning an HGA (head gimbal assembly) comprising:
- precisely positioning and holding in a carrier a plurality of head gimbal assemblies each with a slider air bearing surface to be polished;
- moving a cloth strip on the slider air bearing surface to scrub off any contaminants;
- immersing the carrier into a cylinder unit filled with a solution to collect said contaminants into the solution;
- agitating said solution by motion of the cylinder unit to promote dissolution of said contaminants;
- and
- filtering off insoluble, suspended contaminants and particles in said solution by a filter canister.
Dependencies are inferred from the claim text.