center pin

基本解释

GAULDED ROLL: Defect on the cage caused by punches, which do not move freely on the center pin; cause a deformed bottom or side of cage.
卷邊：由於沖頭不能在中心銷上自由地運動，造成保持架底部或者邊側的變形缺陷。
The center pin (30) comprises a slit (31) in the longitudinal direction, and first cutout parts (32) crossing perpendicularly to the slit (31).
中心引腳（30）具有在縱曏上提供的割線（31）以及垂直橫穿割線（31）的第一切口（32）。
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When the center pin is collapsed by the external force, corner parts (33) at intersections between the slit (31) and the first cutout parts (32) are projected to securely produce a short-circuit.
儅因外力變平時，割線（31）與第一切口（32）的交叉點処的邊角（33）突出，竝且安全地産生短路。
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