What Is Injection Molding Clamping Unit? A clamping unit for an IMM is used to keep the mold shut against the forces developed when injection pressure pushes plastic into the closed mold. It includes a drive mechanism for moving a moving platen of the injection molding machine in at least one direction. Some think there are only 2 types of clamping units for injection molding, while actually there are 3. 1.Injection Molding Toggle Type Clamping Unit: A toggle clamping unit for an IMM includes a toggle link, a crosshead connected to the toggle link, and a driving device for driving the crosshead. People mainly use it for high speed injection molding. Due to the different angles to the toggle position has a decelerate interval before the mold touchpoint that can
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