3results about How to "Improve welding process" patented technology

The utility model relates to a kind of hanging device, belong to safety belt hanging technical field, specifically a kind of sliding type safety belt hanging device, including H-shaped steel, further including clamping assembly and fixed component;The clamping assembly includes the U-shaped card of being arranged in H-shaped steel bottom one side, the L-shaped card is arranged in H-shaped steel bottom other side;The fixed component includes the adjusting hole of being opened in U-shaped card one end, the adjusting hole is opened with multiple;The utility model reaches the effect of convenient installation and disassembly, high security, solves the device directly in the existing device between steel column and sets up safety rope, can cause damage to steel surface, increase welding and cutting process;And safety belt hanging is mostly fixed point, when on the steel beam, cannot satisfy the demand of hanging set;If directly using the mode of safety belt around beam, around column, then lead to structure and safety belt wear seriously, security risk is big, not comply with green environmental protection concept problem.

The utility model relates to the technical field of bicycle machining production, specifically disclose a bicycle upper fork pipe fitting clamping positioning device, wherein, two first clamping assemblies are correspondingly arranged with first upper fork pipe body and second upper fork pipe body respectively, first clamping assembly includes first fixed block and first locating block, first fixed block includes first support part and first clamping part, first support part is slidably arranged on first guide rail, first clamping part is protruded in one end of first support part, first locating block is slidably arranged on first support part and forms first adjusting clamping groove between first clamping part, and first adjusting clamping groove is used to clamp first upper fork pipe body or second upper fork pipe body. According to the specification shape of upper fork pipe fitting, adaptively move and adjust the clamping fixed position of two first clamping assemblies, to realize the quick chucking of first adjusting clamping groove to upper fork pipe fitting, flexible and convenient operation, improve the die changing speed, and the versatility is stronger, and guarantees firm and reliable fixation.

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.