Shifting Device SAKThe shifting device is determined for moving of the under-wall equipment suspended in the technological slot ZD, together with the coal crusher and discharge station of the wall conveyor. The device consists of a basic frame, two hydraulic rolls pawl, a hydraulic control device, a shifting chain and anchoring nests for hydraulic props. For anchoring it is possible to use standard hydraulic props of relevant length (they are not a part of a delivery). These props can be delivered by the customer´s request. Work description: The equipment is anchored through the use of hydraulic props. Subsequently the equipment is moved by hydraulic rolls. The reverse run is blocked with a pawl. More info [PDF; 0,33 MB]
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Chainless Shifting Device SAB 1The chainless shifting device type SAB is determined for moving of the under-wall (gathering) conveyors suspended in the technological slot as well as for the moving of complete configurations consisting of a gathering conveyor, a coal crusher and a discharge station of the wall conveyor. The device consists of a basic frame, a pawl, two hydraulic rolls, a hydraulic control device, pull-rods and anchoring nests. For anchoring it is possible to use standard hydraulic props of relevant height or special hydraulic props delivered by our company separately. Work description: The equipment is anchored through the use of hydraulic props. Subsequently the pull-rods of 1400 mm length are moved by hydraulic rolls. The hydraulic rolls travel is 700 mm. After each travel the pull-rod is blocked with a backspace pawl. More info [PDF; 0,01 MB]
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