Title:
METHOD AND APPARATUS FOR TRANSFERRING LEAD FRAME
Document Type and Number:
Japanese Patent JP3354052
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To prevent the wear of feed claws on a loader by detecting the top end of a lead frame by a positioning sensor and positioning the lead frame and then carrying a first bonding section of the lead frame, with the lead frame being chucked by the feed claws, to a bonding position.
SOLUTION: A lead frame IA is on-p' to a position about 20mm before a positioning sensor 40. Then, the lead frame IA is chucked by the feeder claws 5 on a loader by closing the claws 5. Then, the lead frame IA is ' until the top end of it is detected by the positioning sensor 40. Then, the lead frame, being kept chucked by the feed claws 5 on the loader, is carried until an IC2A comes to a bonding position 7. After bonding of the IC2A is finished, a window clamper is opened and the lead frame IA is moved by the feed claws 5 on the loader to l' an IC2B to the bonding position 7.
Inventors:
Toru Mochida
Masayuki
Yoshimitsu Terakado
Shigeru Shiozawa
Masayuki
Yoshimitsu Terakado
Shigeru Shiozawa
Application Number:
JP24723896A
Publication Date:
December 09, 2002
Filing Date:
August 29, 1996
Export Citation:
Assignee:
Shinkawa Co., Ltd.
International Classes:
B65G25/08; H01L21/00; H01L21/50; H01L21/677; H01L21/68; (IPC1-7): H01L21/50; H01L21/68
Domestic Patent References:
| JP6151476A | ||||
| JP7176552A |
Attorney, Agent or Firm:
Yoshinori Tanabe