What is BS 5307 - Basic ball-lock punches about?
BS 5307 is a British standard that outlines the dimensions for basic ball-lock light and heavy-duty punches for manufacturing efficient basic ball-lock punches.
Under BS 5307 light-duty interchangeable punches are standard in the round, oblong, square, and rectangular shapes with punches available in 6.3 mm to 25.0 mm overall diameter shank sizes. The size of the locking ball in the retainer ranges from6.0 mm to 10.0 mm in diameter. The light-duty series pierce up to 3.2 mm stock.
Under BS 5307 heavy-duty interchangeable punches are standard in the round, oblong, square, and rectangular shapes, with punches available in 13.0 mm to 32.0 mm overall diameter shank sizes. The size of the locking ball in the retainer is 12.0 mm in diameter.
Note: The heavy-duty series generally will pierce up to 9.0 mm stock in all but a few of the larger sizes.
Who is BS 5307 - Basic ball-lock punches for?
BS 5307 on basic ball-lock punches is relevant to:
- Basic ball-lock punches manufacturers
- Design engineers
- Die makers
Why should you use BS 5307 - Basic ball-lock punches?
Ball-lock punches are generally required when quick replacement is necessary. The ball lock is used for the convenient replacement of worn punches without removing the die from the press, saving many hours of downtime.
BS 5307 guides you regarding the nomenclature on punch, working end (points), retaining portion, and ball seats for manufacturing basic ball-lock punches. BS 5307 also guides you regarding the material used, hardness, and marking of punches that assist in manufacturing highly efficient and durable basic ball-lock punches.
With obedience and compliance to BS 5307, you can manufacture standardized basic ball-lock punches that are globally acceptable.