BS EN ISO 11111-3 pdf download Textile machinery — Safety requirements — Part 3: Nonwoven machinery
4List of significant hazards
Significant hazards found in nonwoven machines which are common with those frequently occurring withother textile machines or with machine elements of other textile machines shall be considered in accordancewith ISO11111-1:2005，Clauses 5 and 6,whenever referred to under the heading “General safetyrequirements” in Clause 5 of this part of lSO 11111. Significant hazards which are particular to nonwovenmachines are considered as “Specific hazards” in Clause 5 of this part of lSO 11111.
Before using this part of lS0 11111, it is important to carry out a check to ascertain that the specific machinehas the significant hazards identified.
NOTE The significant hazards of nonwoven machines are always considered in conjunction with safety requirements,
5 significant hazards and corresponding safety requirements and/or measures5.1General
Machinery shall conform to the safety requirements of IlSO 11111-1:2005, Clauses 5 and 6, whenever referredto under the heading “General safety requirements”of this Clause 5 and shall conform to the additional”Specific safety requirements” of this Clause 5.
5.2Opening, cleaning, blending machines
The safety requirements and/or measures shall be in accordance with ISO11111-2:2005,5.2.
General safety requirements
The safety requirements andor measures shall be in accordance with ISO 11111-2:2005,5.5.Specific hazards
Mechanical,from the cross-folder unit，in particular,crushing,shearing impact;from the conveyors，inparticular，drawing-in or trapping; from the wheels,in particular，crushing and shearing; from the webcompression rollers, in particular, drawing-in and trapping.
Occasional access during special operation, in particular, to assist movement of the web, leading to a mediumprobability of severe injury.
Specific safety requirements
a)Access to the cross-folder unit shall be prevented.Where full-height fence guards (see lSO 11111-1-2005,
A.3) are provided to guard the particularly dangerous machine elements of the cards, these shall beextended along the sides of the cross-folder unit and conveyors and shall extend across the end, unless itis guarded by other means.
b)Where there are doors in the fence guard between the cross-folder and roller-clearer card sections, these
shall be interlocked with guard locking.
c)Where openings in the fence guards to allow access to the conveyors to assist movement of the web at
start-up (e.g. using long poles) are provided, they shall not allow access to the danger zone for hand orfingers in accordance with ISO 13852.Alternatively,supplementary guards shall be provided within thefence guard to prevent access to drives or other danger zones through the opening (e.g. a tunnel guardmay be suitable).
d)Where fence guards do not extend the full length of the web-forming area,guarding shall be provided in
accordance with ISO 11111-1:2005,6.10 for traps between the lattices or belts used for cross-laying theweb.
e)Access to wheels of cross-folder units shall be prevented by guards in accordance withISO 11111-1:2005,6.7.
f)Access to rollers used to compress the carded web shall be prevented by guards in accordance with
ISO11111-1:2005,6.5(e.g. by fencing with interlocking doors or tunnel guards).
5.4 Needle punching machines
Needle punching machines are used to process a web or felt by means of needles which tangle and compressthe fibre.
General safety requirements
The safety requirements and/or measures shall be in accordance with Table 1.