ISO 93-2:2006 pdf download.Textile machinery and accessories —cylindrical sliver cans — Part 2: Spring bottoms.
This part of lSo 93 specifies the principal features of spring bottoms - with and without pre-tension — forcylindrical sliver cans,as specified in lso 93-1, used in the textile industry.
2 Normative references
The following referenced documents are indispensable for the application of this document. For datedreferences,only the edition cited applies. Forundated references,the latest edition of the referenceddocument (including any amendments) applies.
ISo 93-1,Textile machinery and accessories —Cylindrical sliver cans — Part 1:Main dimensions
4 Principal features
4.1 Spring bottoms for cylindrical cans without castorsSee Figures 1 and 2, and Table 1.
For type A(see Figure 1), force of spring F, and tolerances of parallelism of the spring plate shall be agreedbetween the producer, machine manufacturer and customer.
For type B (see Figure 2),force of spring F,and force of spring in top working position Fy, as well astolerances of parallelism of the spring plate, shall be agreed between the producer， machine manufacturerand customer.
The distance from the top rim of can to surface of spring plate h2 shall be
for type A, between ≥ 5 mm and ≤ 70 mm, and
for type B, equal to 20 mm.
