2-STAGE EJECTORS Application Examples
2-Stage Ejector Bottom Last – TSBL Application Example 1 1. First ejector stroke lifts cavity plate and ejector sleeve. Center pin remains back. Part is free to be ejected. 2. Second stroke moves the ejector sleeve, releasing the part from cavity. This configuration is recommended for parts with outside details with smooth or round edges.
1. Ejector Plates Back
3. Second Ejector Stroke
2. First Ejector Stroke
2-Stage Ejector Bottom Last – TSBL Application Example 2 1. First ejector stroke pulls the central core pin and sleeve forward. Part is released from cavity.
2. Second stroke pulls the center pin and part forward. Because of plastic elasticity the part is stripped from core. Recommended for parts with an inner undercut – a circular detail placed on the edge (for example, inward undercut).
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