3results about How to "Strong pressure" patented technology

The utility model relates to blade manufacturing technical field especially relates to a kind of aeroengine blade welding fixture, including basin orientation positioning seat and back orientation positioning seat, the first end of basin orientation positioning seat and the first end of back orientation positioning seat are hinged, the second end of basin orientation positioning seat and the second end of back orientation positioning seat are connected by distance adjusting mechanism;Second end on basin orientation positioning seat and the first end on back orientation positioning seat are fixed with linear movement mechanism, the output end of two linear movement mechanisms is oppositely arranged, and the output end of linear movement mechanism is installed with pressure block, under the driving of two linear movement mechanisms, the pressure block on two linear movement mechanisms is mutually close or far away from each other.The beneficial effects of the utility model are: realize the clamping of blade blade body, effectively reduce the volume of clamp;Realize the positioning of wear block;Compact and light structure, compact and stable and reliable, satisfy the use requirement in vacuum arc brazing equipment.

The utility model relates to valve body shell technical field, concretely is a stamping, stretch forming split type welding assembly's valve body shell, including water inlet flange, water outlet flan, the water inlet flange and water outlet flan all include the annular groove flange, circular flange body and the outer turning ring circular flange of being provided with three kinds of flange form of circular notch, flat mouth and outer turning, and the annular groove flange, circular flange body and outer turning ring circular flan all are divided into two kinds of standard form of circular flange and circular flange with notch, the utility model has the advantages of multi-component combination welding, through the welding connection mode of many flanges makes the valve body shell more suitable, welding firm easy to assemble, production process and process are more environmental protection and do not have the advantages such as pollution discharge, solve the connecting drawbacks of existing water valve, matching and the limitation lead to in the installation process, and the problem of complicated production procedure and pollution emission in casting and forging process.