Automatic casting die of production

The application discloses automatic casting die of production includes: left template and right template that mutually support and formation product one -tenth die cavity between the two can be controlled through the back stitching and connected movablely the left thimble board of left side template, and with the thimble board is fixed, just can be controlled and stretch into movablely the product becomes the thimble in the die cavity, still including arranging the runner board at left side template and right template top, the pivot that fixed connection extends a front and back on the runner board, be fixed with two pivot supports of tandem interval distribution in the template of the right side, but pivot back -and -forth movement ground pivotally connected to is on these two pivot supports. This application can realize automated production, improve plumbous terminal product the uniformity, reduce workman intensity of labour, shorten molding cycle, practice thrift the cost and improve production efficiency.