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一种用于生产大型挤吹塑料制品的新型模具,包括左模、右模和自锁机构,自锁机构包括多根拉杆、纵向设置于左模右端的长条状的左凸台及设置于右模上的油缸、油缸滑块、第二竖杆、第一竖杆和纵向设置于右模左端的长条状的右凸台,左凸台设置有一列卡槽,拉杆的后半部分卡接于卡槽内,油缸依次通过油缸滑块、第二竖杆驱动第一竖杆向上运动,右凸台从上到下横向设置有多个拉槽,第一竖杆纵向设置有多个长条状的拉孔,第二竖杆的左端面设置有多个纵向的
The utility model relates to a novel mold used for producing large-scale extrusion blow molding plastic products, which comprises a left mold, a right mold and a self-locking mechanism. The self-locking mechanism comprises a plurality of tie rods, an elongated left boss arranged longitudinally on the right end of the left mold, A hydraulic cylinder on the right mold, a cylinder slider, a second vertical rod, a first vertical rod and an elongated right boss which is longitudinally arranged at the left end of the right mold. The left boss is provided with a row of card slots, Connected to the card slot, the cylinder sequentially through the cylinder slider, the second vertical rod driving the first vertical rod upward movement, the right boss is provided with a plurality of pull grooves transversely from top to bottom, the first vertical rod is provided with a plurality of long Strip-shaped hole, the second vertical rod left end face is provided with a plurality of longitudinal