bridge gantry crane and other mechanical transmission parts mounted on the upper part of the hood enclosure, the drive mechanism is divided into single lever linkage control mechanism, grab double handle control mechanism, main and auxiliary hook double handle control mechanism, single handle and single handle control mechanism level control mechanism. Lever movement spur gears are used camshaft. Controllers are vertical layout camshaft, transmission part of the pivot bearing all in order to reduce the power loss.
Gantry crane joystick is spherical. To avoid vibration and accidental collision because the
overhead gantry crane control mechanism malfunction, the handle with zero self-locking devices. Composed by the two hemispheres of the handle up and down, only to mention Woxia hemisphere can leave the handle zero position actuator.
Leave the zero position when the handle can loosen the lower hemisphere will continue to operate. If you often use reverse parking brake, feel manipulated inconvenience
hoist gantry crane, can be re-instituted the lower hemisphere handle clockwise, so that the lower hemisphere fixed at lifting position, so zero self-locking device does not work. Six agencies under the rear handle with the zero-touch self-locking device.
Gantry crane positioning ratchet 3 mm thick steel plate stamping of, and after treatment to obtain a higher wear resistance. There are six on the red ratchet positioning holes, positioning screws into the holes in different positions, you can determine the number of stalls joystick. In the left and six-speed range, the number of stalls can be arbitrarily selected. Positioning ratchet spring force can be adjusted, so that you can depending on the circumstances, in the sub-file clear premise,Steel crane adjust the ratchet spring force so that the handle control force within the permitted range.
Overhead crane is Hengjia in workshops, warehouses and empty field for material lifting material lifting equipment. Because of its ends located in the tall concrete pillars or metal bracket, shaped like a bridge. Overhead crane overhead bridge along the laying of tracks on both sides longitudinally running, you can take advantage of the space under the bridge lifting material from ground equipment obstacles. It is the most widely used, the largest number of a lifting machinery.
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