Patent ID: 8470130

Claim:
A die detachment apparatus for partially delaminating a die from an adhesive tape on which it is mounted, comprising: a cover having a support surface that is operative to support the adhesive tape, the support surface including a set of cover holes; a movable first pin chuck positioned below the support surface and including a first set of pin holes, the first set of pin holes being arranged coaxially with the cover holes and configured for detachably inserting a first set of pins in a first desired configuration into some of the first set of pin holes, the first set of pins being operable to be relocated on the first pin chuck to form another desired configuration; and a second pin chuck positioned below the first pin chuck and independently movable with respect to the first pin chuck, the second pin chuck including a second set of pin holes that are arranged coaxially with the cover holes and the first set of pin holes, and configured for detachably inserting a second set of pins in a second desired configuration into some of the second set of pin holes, the second set of pins being operable to be relocated on the second pin chuck to form another desired configuration; wherein the first set of pins is operative to protrude from the cover by passing through the cover holes to contact and lift the die, and the second set of pins is operative to protrude from the cover by passing through the first set of pin holes and the cover holes to contact and lift the die independently of the first set of pins.