ADJUSTING APPARATUS, ADJUSTING SYSTEM, CRUSHER, CRUSHING PLANT AND METHOD FOR ADJUSTING THE CRUSHER

摘要

An adjusting apparatus (10) of a feed opening (121) of a crushing chamber (122) of a crusher (120) comprises one or more adjusting parts (5, 6, 7, 8; 901, 902; 911, 912, 913, 914) to be arranged in connection with the feed opening, which one or more adjusting parts is/are movable during crushing for adjusting a flow area (A) of material which is to be crushed and is flowing through the feed opening (121) to the crushing chamber (122), and front edges (5.1, 6.1, 7.1, 8.1) of the adjusting parts (5, 6, 7, 8; 901, 902; 911, 912, 913, 914) are forming a unitary flow opening (11; 907), the flow area (A) of which flow opening is adjustable by moving one or more adjusting parts. An adjusting system comprises an adjusting apparatus (10) for a feed opening (121) of a crushing chamber (122) of a crusher (120). A pressing crusher (120) suitable for mineral material crushing. A crushing plant (100). A method for adjusting a pressing crusher (120) or a crushing plant (100) suitable for mineral material crushing. A method for avoiding a start peak of a crusher. A method for limiting power intake and/or crushing pressure of a crusher.