METHOD OF PRODUCING OF DISTRIBUTOR Russian patent published in 2013 - IPC B23P15/04 B23K26/20 B23K37/04 B23K31/02 F01D5/12 

Abstract RU 2494849 C1

FIELD: process engineering.

SUBSTANCE: invention relates to production of gas turbine engine distributor. The latter represents ring sets of fixed or rotary shape vanes that make divergent channels and can be used in aircraft engineering, machine building, etc, for attachment of vanes to said rings. In locking of vanes and rings in welding and assembling device, outer and inner rings are fitted at appliance base, Vanes are arranged along circumference of bearing ring. Retainers fitted at said bearing ring the vanes are locked against the turn. Vanes are pressed to bearing ring arranged under vanes by lock ring with rubber seal fitted on centering posts. Then, case is set and produced closed space is filled with inert gas. Then, laser welding is performed. Mix of argon and helium represents said inert gas. At least three equidistant retainers can be mounted at bearing ring.

EFFECT: simplified manufacture, lower labor input, higher reliability of weld joint.

3 cl, 3 dwg, 1 ex

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RU 2 494 849 C1

Authors

Korenchenko Mikhail Genrikhovich

Dates

2013-10-10Published

2012-04-18Filed