Apparatus and method for the manufacture of rock bolts

Details Apparatus and method for the manufacture of rock bolts Apparatus and method for the manufacture of rock bolts

E - Fixed Constructions

21

D

E21D 21/00 (2006.01) E02D 5/80 (2006.01)

Patent

CA 2384622

Apparatus and method for manufacturing multi strand rock bolts having spaced apart bulbs (12), wherein there is a feed means (14, 16, 18 and 19) for supplying a multi strand cable (11) from a rotatable supply wheel (13). Means (30, 32, 35 and 38) is provided for forming the cable (11) with bulbs (12) at spaced intervals and the position of the cable (11) is determined by a sensor means (40).

Appareil et procédé servant à fabriquer des boulons d'ancrage comportant des torons multiples, ainsi que des renflements (12) espacés les uns des autres. Des moyens d'alimentation (14, 16, 18 et 19) servent à amener un câble (11) à torons multiples depuis une roue d'alimentation (13). Des moyens (30, 32, 35 and 38) servent à créer des renflements (12) sur le câble (11) à des intervalles espacés et on détermine la position du câble (11) au moyen d'un détecteur (40).

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