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Notes On The Flange Production Process

Jun 27, 2019 Leave a message

(1) The technical condition of forging equipment, process equipment and blanks should be analyzed as necessary, so that the forging process conforms to the actual production, so as to be advanced, reasonable, complete and accurate. 
(2) In the forging design, we should consider the forming force required for forging and the tonnage of the equipment, reasonable allocation of the volume of the blank or intermediate blank, choose the correct filling method, increase the fill radius or forging slope at the transition of the forging mold, reduce the surface roughness value of the mold .

(3) It should be ensured that the aluminum alloy raw materials used are free of defects such as folds, cracks and rough crystal rings. 
For the heating of the blanks, the amount of furnace should be strictly controlled, in half the time of heating the billet flip, as far as possible to reduce the time from the oven to forging. 
(4) In forging operation, should be in accordance with the first light and then heavy operating principle, correctly control the deformation degree of the blank slab or hammering force, reasonable use of the extropation of raw materials, the correct preheat forging mold and operating tools, and reasonable lubrication of forging mold (especially the mold).

(5) In forging production, should be under the unified command of the production monitor, the first inspection should be accompanied by competent technical personnel, if necessary, follow the shift operation to guide production, while the first batch of production, should be arranged as far as possible in the day shift production, in order to facilitate the discovery of the quality defects of forgings, after the confirmation of non-folding and cracks and other defects, Production can be balanced uniformly and rhythmically over specified intervals.

(6) In the forging inspection, must do the first piece of inspection, strict implementation of the "three inspection system", should also do the process inspection, intermediate inspection, circuit inspection and final inspection, to prevent systemic quality defects into the next process.

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