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What is the blank type and manufacturing method of gearbox?
The types of gear box blanks and their manufacturing methods are as follows:

1, reducer box blank type: Common reducer box blank types include: casting blank, forging blank, riveting blank, welding blank, forging and welding composite blank, etc.

2. Manufacturing method of reducer box blank: casting method: liquid metal is poured into the box blank mold, cooled and taken out. Forging method: metal is heated to a certain temperature, and then shaped by hammering. Riveting method: several parts are connected by riveting process to form a box blank. Welding method: a plurality of parts are connected by welding process to form a box blank. Forging-welding composite method: firstly, forging blanks are manufactured by forging process, and then a plurality of forging blanks are connected by welding process to form composite blanks.