CN-122009970-A - Active anti-shake and omnibearing lifting appliance micro-motion system

CN122009970ACN 122009970 ACN122009970 ACN 122009970ACN-122009970-A

Abstract

The invention discloses an active anti-shake and omnibearing lifting appliance micro-motion system, which relates to the technical field of cranes and solves the problems of efficiency loss, safety risk, repeated correction cost of alignment deviation, precision speed, automatic requirement adaptation fault and the like caused by the shaking of a lifting appliance of a traditional container crane. Through winding system and a plurality of mobile device, the combined system of initiative anti-shake and all-round hoist fine motion has been accomplished, double effect with meticulous counterpoint is realized rocking suppression.

Inventors

ZHANG FENGFENG
ZHA YAN
CHENG GANG
SONG YUXIANG
XU BO
LV HUIQIANG

Assignees

江苏润邦工业装备有限公司

Dates

Publication Date: 20260512
Application Date: 20260309

Claims (10)

1. The active anti-shake omnibearing lifting appliance micro-motion system is characterized by comprising a lifting trolley and a special lifting appliance, wherein the lifting trolley is connected with a winding system, the winding system comprises a plurality of steel wire ropes, the special lifting appliance comprises a lifting appliance upper frame and a plurality of steel wire rope fixing devices, the steel wire ropes are connected with the corresponding steel wire rope fixing devices, the corresponding moving devices are connected between the steel wire rope fixing devices and the lifting appliance upper frame, and the moving devices drive the steel wire rope fixing devices and the lifting appliance upper frame to move relatively.
2. The active anti-shake omni-directional spreader micro-motion system of claim 1, wherein the moving device comprises a transverse moving assembly, wherein the transverse moving assembly is arranged along the length direction of the spreader upper frame and drives the corresponding steel rope fixing device to move along the length direction of the spreader upper frame.
3. The active anti-shake omnidirectional lifting appliance micro-motion system according to claim 2, wherein at least two transverse moving assemblies are arranged on two sides of the lifting appliance upper frame respectively, drive the corresponding steel rope fixing devices to move in the same direction or in different directions, and adjust the position/angle of the lifting appliance upper frame.
4. The active anti-shake omni-directional spreader micro-motion system according to claim 1 or 2, wherein the moving device comprises a longitudinal moving component, and the longitudinal moving component is arranged along the width direction of the spreader upper frame and drives the corresponding steel rope fixing device to move along the width direction of the spreader upper frame.
5. The active anti-shake omnidirectional lifting appliance micro-motion system of claim 1, wherein the moving device comprises a screw transmission assembly and a micro-motion motor, the output end of the micro-motion motor is connected with the screw transmission assembly, the screw transmission assembly comprises a nut seat moving along a screw, and the nut seat is connected with an upper lifting appliance frame.
6. The active anti-shake omni-directional sling micro-motion system as defined in claim 1 or 5, wherein the upper sling frame is further provided with a plurality of sensing sensors for detecting the position of the upper sling frame relative to the object to be lifted or the reference object.
7. The active anti-sway omnibearing lifting appliance micro-motion system according to claim 1, wherein the winding system comprises a lifting motor and two lifting drums, the two lifting drums are respectively connected to corresponding ends of a lifting trolley, the lifting motor drives the two lifting drums to rotate, a plurality of rope grooves are formed in the lifting drums, and a steel wire rope is connected into the corresponding rope grooves.
8. The active anti-sway omnibearing lifting appliance micro-motion system of claim 7, wherein the lifting trolley is provided with a plurality of groups of lifting pulleys, one end of a steel wire rope is wound on the lifting drum, and the other end of the steel wire rope is connected with the steel wire rope fixing device after bypassing the plurality of lifting pulleys.
9. The active anti-sway omni-directional spreader micro-motion system of claim 8, wherein the reference speed Vr=Vs/J of the lifting motor is characterized by w factor ; Where Vs is the desired dispensing velocity, J w factor For the dynamic compensation factor of the crane, through J w factor And C/D is calculated in real time, the steel wire rope is downwards connected to the upper frame of the lifting appliance from the trolley through the inclined section, C is the length of the inclined section of the steel wire rope, and D is the height of the inclined section of the steel wire rope in the vertical direction.
10. An active anti-sway omnibearing lifting appliance micro-motion system according to claim 9, wherein said lifting appliance upper frame is connected with a lifting object through a twist lock, the actual height of the twist lock from the ground LH=H D B, B is the height from the lower end of the inclined section of the steel wire rope to the twist lock, and H is the total height from the ground to the upper end of the inclined section of the steel wire rope.

Description

Active anti-shake and omnibearing lifting appliance micro-motion system Technical Field The invention relates to the technical field of cranes, in particular to an active anti-shake and omnibearing lifting appliance micro-motion system. Background Along with the accelerated upgrading of ports to full-automatic, high-density and quick-turnover directions, the short plates exposed by the traditional container crane in an operation scene become more prominent, so that the key bottleneck for limiting the efficiency and safety of the wharf is formed, the specific pain points are concentrated on the following three aspects, namely, firstly, the lifting appliance and the container are easy to shake greatly due to inertia and external force in the lifting and translation processes, can align after waiting for shaking attenuation, seriously drag the operation rhythm, and easily cause collision risks, secondly, the lifting appliance and the container are easy to have position deviation due to the working conditions of uneven wharf ground, container stacking deviation and the like, and the traditional control mode is difficult to realize fine adjustment, needs to repeatedly move a cart and a trolley for correction and has low efficiency; In summary, the traditional container crane has three core pain points of efficiency loss and safety risk of lifting appliance shaking, repeated correction cost of alignment deviation, precision speed and adaptation fault of automation requirement, so that the operation requirement of a modern wharf under high operation density and rapid turnover condition is difficult to support, the upgrading requirement of the full-automatic wharf on the aspects of high autonomy and low error control cannot be met, the traditional container crane has become a key obstacle for restricting the improvement of port operation efficiency and safety level, and technical innovation is needed to realize breakthrough. Disclosure of Invention The invention aims to provide an active anti-shake all-dimensional lifting appliance micro-motion system, which completes a combined system of active anti-shake and all-dimensional lifting appliance micro-motion through a winding system and a plurality of moving devices, and realizes double breakthrough of shake inhibition and fine alignment. The technical aim of the invention is realized by the following technical scheme: The utility model provides an initiative anti-shake, all-round hoist fine motion system, includes lifting trolley and special lifting tool, winding system is connected to the lifting trolley, and winding system includes a plurality of wire ropes, and special lifting tool includes hoist upper bracket and a plurality of wire rope fixing device, and wire rope connects in the wire rope fixing device that corresponds, connects the mobile device that corresponds between wire rope fixing device and the hoist upper bracket, and the relative movement between mobile device drive wire rope fixing device and the hoist upper bracket. Further, the moving device comprises a transverse moving component, wherein the transverse moving component is arranged along the length direction of the upper frame of the lifting appliance, and drives the corresponding steel rope fixing device to move along the length direction of the upper frame of the lifting appliance. Furthermore, at least two transverse moving assemblies are arranged on two sides of the upper frame of the lifting appliance respectively, drive the corresponding steel rope fixing devices to move in the same direction or in different directions, and adjust the position/angle of the upper frame of the lifting appliance. Further, the moving device comprises a longitudinal moving component, wherein the longitudinal moving component is arranged along the width direction of the upper frame of the lifting appliance, and drives the corresponding steel rope fixing device to move along the width direction of the upper frame of the lifting appliance. Still further, the mobile device includes lead screw drive assembly and micro motor, and micro motor output is connected in lead screw drive assembly, and lead screw drive assembly includes the nut seat that removes along the lead screw, and the nut seat is connected in hoist upper bracket. Furthermore, a plurality of induction sensors are also arranged on the lifting appliance upper frame, and the positions of the lifting appliance upper frame relative to the lifting object or the reference object are detected. Furthermore, the winding system comprises a lifting motor and two lifting drums, wherein the two lifting drums are respectively connected to corresponding ends of the trolley, the lifting motor drives the two lifting drums to rotate, a plurality of rope grooves are formed in the lifting drums, and the steel wire ropes are connected into the corresponding rope grooves. Furthermore, the lifting trolley is provided with a plurality of groups of lifting pulleys, one end of t