Zipper is a variety of bags, luggage production process, and an indispensable component part in the life of the application quite extensive. Tight zipper repeated its detection on related standards such as: QB / T2171-2173-2001, BS 3084 made ??a detailed inspection requirements and guidance.
Such as model BA-7016 Zipper repeated testing machine, is based on the standard BS3084, QB/T2171-2173-2001 detection technology requirements and design and production testing equipment. Equipped with special test equipment and fixtures and jigs and repeatedly by a group of sports transmission and display system. The instrument will repeatedly test specimen 30 beats / min, stroke 75mm, opening and closing angles to open 30 and closed 60 of the technical parameters to be tested.
Sample size requirements:
1 Test Range: Zipper specifications 3.5mm ~ 12mm.
2 Test Fixture: Width 25mm, length 10mm, clamping surface tooth angle of 60 degrees, pitch 1.5mm, tooth top width 0.2nun
Test procedure:
1 zipper first end (bottom dead end) fixed at a fixed point (the tab inward)
2 the pull-tab fixed to the pull-tab fixture
3 the zipper end (upper end stop) is fixed at D, E point
4 Release a fixed point, the end of the zipper pull up, take along a fall in the balance of the fixed intermediate plate hole, and the human point clamped (Meanwhile, visual D, E point on the horizontal line)
5 The horizontal clamp blocks B, C loosen, allowing both sides of the fastener tape cloth tape into B, C fixture clamping jaws with teeth clip about 5nun, at this time, five fixed-point fixed completions
6 Pull times supreme instrument adjustment limit, release the pull tab fixture, visual zipper is kept straight. If you do not meet the requirements, re-adjust to the fixture completed
7 different specifications zipper, respectively, in its horizontal and vertical load is applied within the specified requirements
Any related products and technical requirements, please contact BANG Instrument Co., Ltd, we will be happy to serve you.