35results about "Travelling cranes" patented technology

The utility model provides a kind of electric suspension crane convenient to stable operation, it is related to suspension crane field, including hoisting unit, including support crossbeam, the surface of the movable connection of support crossbeam electric hoist body, and the hook body connected below the electric hoist body by wire rope;The utility model support crossbeam, electric hoist body and hook body constitute hoisting equipment, for carrying out hoisting operation to article, mounting block and mounting plate can be detachably connected, can be added or disassembled positioning unit according to use scene, telescopic assembly is composed of multiple hollow columns of sleeve connection, can realize the telescopic adjustment of crane in vertical direction, adapt to the positioning needs of different height, fixed component is used to connect with the wire rope of hoisting equipment, and cooperate telescopic assembly and connecting plate to position wire rope, prevent the situation that article appears to sway in hoisting process, to improve safety and stability in hoisting process.

This application relates to a gradient lifting and rod removal device and method for ALC (Alternating Current Carbide) sheets, belonging to the field of ALC sheet processing. It includes a rod removal drive mechanism, a rod removal frame, and a rod removal structure. The drive mechanism is connected to the rod removal frame and can drive the frame to lift. The rod removal structure is mounted on the frame and can be positioned below a saddle to provide rod removal support. Driven by the drive mechanism, the rod removal structure lifts the saddles one by one. This application has the advantage of first applying force to the rods of the lowest saddle, causing them to loosen slowly and release localized adhesion, and then gradually applying force to the next group. This allows the internal stress of the ALC sheet to be gradually dispersed and released, reducing concentrated stress points, lowering the risk of defects such as chipped corners and through cracks in the ALC sheet, and improving the yield rate of ALC sheets.

The utility model relates to an electric hoist steel structure, include: support leg, its upper end connects girder, girder is I -steel structure, reinforcing rib is connected between support leg and girder, forms stable triangle support system, track one is fixedly connected in the lower extreme of girder, track two is slidably connected in the lower extreme of track one and can move along track one, electric hoist is slidably connected in the lower extreme of track two and can move along track two. Track system is composed of track one fixedly connected in the lower extreme of girder and slidably connected track two, realizes the bidirectional movement function of electric hoist. The utility model solves the problem that the existing electric hoist support structure is insufficient in stability, is limited in operation range and is inconvenient to maintain, has the advantages such as stable structure, strong carrying capacity, large operation range, high positioning accuracy, convenient maintenance, can be widely applied in the material handling operation of factory, warehouse and other places, and significantly improves work efficiency and safety.

The utility model relates to a hydraulic support recovery technical field especially relates to a kind of direction adjusting recovery device for coal mine hydraulic support, including two symmetrical support base, two groups of lifting mechanisms are symmetrically installed on each support base, and multiple groups of lifting mechanisms are used to drive the top beam mechanism lifting of its top capable of hoisting hydraulic support;Gear can drive rotating support plate to rotate 90 degrees to the inside of two support base and be perpendicular to support base.It has beneficial effect, hoist hydraulic support by lifting mechanism driving top beam mechanism, avoid the damage such as wear and tear, structural damage caused by part ground dragging;Rotary support mechanism can make rotating support plate rotate 90 degrees and connect into platform, it is convenient to support and transport hydraulic support in the coal mine underground with many sundries, reduce moving resistance, improve direction adjusting flexibility and recovery efficiency, and structure symmetrical stable, compact adaptation underground environment, reduce manual operation, improve security.

This invention belongs to the field of container yard technology, specifically a container yard facility for automated loading and unloading. It includes parallel bridge rails, longitudinal moving mechanisms slidably connected to each bridge rail, a lateral moving mechanism connected between the two longitudinal moving mechanisms, and a lifting mechanism mounted on the lateral moving mechanism. The longitudinal moving mechanism includes a first base plate, a first roller, and a longitudinal moving motor; the lateral moving mechanism includes a second base plate, a second roller, a lateral moving motor, and lateral moving rails. The facility also includes an intelligent control system. Its environmental perception module is equipped with a three-dimensional vision sensor and a laser rangefinder sensor, and the motion control module generates coordinated motion commands for each motor through an anti-sway trajectory planning algorithm. This invention simplifies the control model by mechanically decoupling the longitudinal and lateral movements. Combined with intelligent perception and anti-sway control, it achieves automated and smooth container loading and unloading, significantly improving the efficiency and intelligence level of yard operations.

Energy storage device comprising at least the following components: - at least one load spring (2) to absorb a force, - a load sensor (7) that detects the force acting on the load spring (2), - a volume variator (4) designed as a cylinder with a floating, movable piston (42), wherein the load spring (2) is connected to the volume variator (4) on a compression side (41) such that the pressure on the compression side (41) of the volume variator (4) acts as a counterforce on the load spring (2), - an energy storage device (6) which is coupled to the piston (42) of the volume variator (4) via an adapter on an expansion side, wherein the adapter adapts a force-displacement characteristic of the volume variator (4) with the load spring (2), based on the force detected by the load sensor (7), to the force-displacement characteristic of the energy storage device (6) in such a way that an energy exchange between volume variator (4) and energy storage device (6) is possible with no or only a small force expenditure.

The utility model relates to hoisting and conveying equipment technical field discloses a hoisting trolley direction changing moving device, including mobile base, and mobile base is equipped with two groups, two groups of mobile base are fixedly installed together through a group of slide rods, the slide rod is in the shape of H, and the middle part of slide rod is provided with mobile base, and the bottom end fixed mounting of mobile base has the crane, and one group of speed reducer mechanism is arranged on the both sides of mobile base respectively, the inside of two groups of mobile base is rotatably installed with two groups of moving wheels respectively, and the inside of moving wheel is provided with brake mechanism, this hoisting trolley direction changing moving device, through the regulation contact pressure dynamic control moving speed, through accurate brake and deceleration control, effectively reduce the shaking of hoisting goods, improve hoisting operation stability and security.

The present application relates to a kind of multifunctional crown block and its using method, multifunctional crown block includes basic crown block, and first modification device and second modification device are respectively arranged at the two ends of horizontal main beam of basic crown block.First and second modification device can be rotated relative to basic crown block, so that first and second modification device are switched between open state and closed state.When first and second modification device are in closed state, first modification device, second modification device and horizontal main beam enclose bridge below horizontal main beam.The present application combines crown block with modification trolley, so that crown block has bridge modification function in addition to hoisting and lifting, modification trolley does not need to be additionally arranged to carry out modification work, two different functions are realized by crown block, can improve the efficiency of modification work, simplify equipment structure, save manpower and material resources.In addition, modification device can also move along with crown block along the direction of bridge extension synchronously, quickly across any pier.

This invention provides a method for constructing a sliding mode controller for a two-dimensional bridge crane, comprising: establishing a two-dimensional dynamic model of the bridge crane based on the Lagrange equation; transforming the two-dimensional dynamic model to obtain a full-drive model; and constructing an adaptive sliding mode controller based on the full-drive model. This application proposes a control method for two-dimensional bridge cranes with accompanying loads, which can effectively suppress swaying. This method enables rapid and accurate positioning of the load on the bridge crane system and effectively suppresses swaying, thereby simplifying the operation difficulty for crane operators, reducing the risk factor in enterprise production processes and cargo transportation, and improving production efficiency.

The invention discloses a water pump lifting and moving device for a fixed pump station in a long and large tunnel, and belongs to the technical field of tunnel construction. The device comprises two longitudinal beam rails, a cross beam rail, a movable hoisting machine and longitudinal beam rail fixing devices, the two longitudinal beam rails are arranged on the two sides of the upper portion of a fixed pump station in the longitudinal direction of a tunnel respectively, and the longitudinal beam rails are fixedly connected with a vault above the fixed pump station through the multiple longitudinal beam rail fixing devices arranged at intervals. The longitudinal beam track fixing device comprises an embedded steel plate embedded in vault second lining concrete and a triangular connecting piece fixedly connected to the outer side of the embedded steel plate, the longitudinal beam track is I-shaped steel, the upper end of the longitudinal beam track is fixedly connected with the triangular connecting piece through a bolt, the cross beam track is I-shaped steel, and the lower end of the cross beam track is fixedly connected with the triangular connecting piece through a bolt. The two ends of the cross beam track are movably matched with lower flanges of I-shaped steel of the longitudinal beam track through walking pulley mechanisms respectively, the movable hoisting machine is movably arranged on the cross beam track, and the two ends of the longitudinal beam track and the two ends of the cross beam track are each provided with a limiting buffering device.

The application discloses an emergency hydraulic braking method for a bridge crane trolley running mechanism, comprising the following steps: setting an automatic switching device for monitoring the working pressure of the main system in real time at the hydraulic circuit convergence of the main system and the emergency system; when the working pressure of the main system is normal, keeping the main system in communication with the brake actuator; when the working pressure of the main system is detected to be below a preset threshold, switching the communication path to the emergency system; when the working pressure of the main system is below the preset threshold due to power failure or failure, the automatic switching device performs a switching operation to make the emergency system in communication with the brake actuator, generates hydraulic pressure through the operation mechanism of the emergency system, and transmits the hydraulic pressure to the brake actuator through the switched emergency system circuit to realize the braking of the bridge crane trolley running mechanism; and the performance of the completed emergency system is verified to ensure that the predetermined braking performance requirement can be achieved when the main system fails.

This invention belongs to the field of overhead crane technology and discloses a special clamping overhead crane for graphitization, including a car body. A control frame is fixedly installed inside the car body, and a lifting rod is fixedly installed on the bottom surface of the control frame. A clamping frame is fixedly connected to the bottom surface of the lifting rod. This invention utilizes a pumping mechanism to introduce pressurized oil into each set of connecting sleeves via a distribution sleeve. The continuously introduced pressurized oil pushes two sets of push rods on the side of the elastic plate, causing the elastic plate to bend and deform. This bending deformation allows for full contact and compression with the surface of the graphite crucible, increasing the contact area during clamping and significantly increasing friction. Furthermore, by coordinating sufficient oil pressure into the inner cavity of the elastic plate, local expansion of the elastic plate further increases the arc-shaped contact area between the elastic plate and the graphite crucible. By expanding the clamping area and increasing friction, the stability of the actual clamping and stacking is greatly improved.

This utility model discloses a tire-mounted boat handling crane, relating to the field of crane technology. Specifically, it is a tire-mounted boat handling crane comprising a tire-mounted crane and a reinforcing adjustment plate. A servo motor is installed internally in the tire-mounted crane. A threaded rod with the same center as the output shaft of the servo motor is mounted on the output end of the servo motor. A threaded ring block is connected to the outer surface of the threaded rod. Positioning sliders are mounted on both sides of the threaded ring block, and a connecting rod is mounted on one side of the threaded ring block. This tire-mounted boat handling crane allows for convenient adjustment of the spacing between the tires according to site conditions. The cooperation between the threaded rod and the threaded ring block facilitates adjustment of the spacing between the tires, increasing its applicability. The cooperation between the extension rod and the strip plate facilitates extension and adjustment. The pulleys assist in adjustment and movement, thus improving practicality.

This invention relates to a bridge crane, comprising a frame, a moving device, a tank lifting device, a tank tilting device, a vision sensor, and a control device. The moving device is mounted on the frame. The tank lifting device is mounted on the moving device. The tank tilting device includes a lifting drive unit mounted on the moving device, a horizontal rotary actuator mounted on the output end of the lifting drive unit, and a special-shaped hook mounted on the output end of the horizontal rotary actuator. The special-shaped hook has at least two hook bodies, each hook body being used to hook different specifications of tank tilting lifting lugs. The vision sensor is used to acquire images of the tank tilting lifting lugs. The control device is electrically connected to the moving device, the tank lifting device, the lifting drive unit, the horizontal rotary actuator, and the vision sensor, and is used to receive images of the tank tilting lifting lugs and control the horizontal rotary actuator to rotate according to the images, so that the corresponding hook body is aligned with the tank tilting lifting lug. This bridge crane can improve the efficiency and safety of steel slag handling.

This invention discloses a power supply device for a bridge crane trolley. The device includes two sets of power supply support components, a wire rope, a tensioning device, a cable, a movable cable clamp, a fixed cable clamp, and a traction component. The two sets of power supply support components are symmetrically arranged on both sides of the crane's main beam. The wire rope is strung between the two sets of power supply support components, and the tensioning device adjusts the tension of the wire rope. The middle of the cable is movably mounted on the wire rope via the movable cable clamp. The traction component is installed on the crane trolley frame. Both ends of the cable are fixed to the power supply support components and the traction component respectively via fixed cable clamps, and the other end is introduced into the trolley to provide power. This invention features a compact structure, light weight, and convenient installation. It employs flexible guiding coordination, which can adapt to trolley running deviations, avoid jamming faults, and ensure stable and reliable operation. It is suitable for powering various medium and light-duty, large-span bridge crane trolleys.

An apparatus and method for placing a first object into a beveled cavity of a second object are disclosed. In some embodiments, the first object is suspended by a plurality of flexible tethers such that the flexible tethers hold the first object in an orientation suitable for insertion into the second object.

The present invention relates to an electromagnetic brake (20) having a housing (21) and a coil unit (26), wherein the coil unit (26) is form-locked to the housing (21), wherein the coil unit (26) is form-locked to the housing (21) by means of a snap-fit ​​connection (34), and wherein at least one snap hook (27) of the coil unit (26) is supported at the web of the housing (21).

The utility model relates to the technical field of hoisting trolley, and disclose a single beam hoisting trolley is with anti -sway sling device, including the trolley beam, the outside of trolley beam is provided with the main beam, the outside of main beam is provided with the moving frame, the inside mounting of moving frame has the electric hoist, the outside of electric hoist is provided with the steel wire rope, the utility model discloses through the change connection angle of second rotating lever and first rotating lever, rotates and expands and restricts the lateral displacement of connecting plate, forms mechanical limit, avoids the swing amplitude to be too big, and simultaneously a plurality of damper absorbs swing energy, accelerates swing attenuation, effectively promotes the stability in the process of hook movement, compared with the hard limit can realize the dispersion of the shaking stress, makes the sling in the process of retraction can flow smoothly, has reduced the risk of sling damage.

The utility model relates to metallurgical industry equipment technical field discloses an adjusting device of metallurgical bridge -type crane, including two support seat, the top of two support seat all rotatable setting has the adjusting seat, the top of adjusting seat is connected with the mounting panel through bolt, the top fixedly connected with the rotating seat of mounting panel, the top rotatable connection has the supporting plate of rotating seat through the pivot, both sides of supporting plate top all are fixedly connected with the limit board, both sides of mounting panel top all are connected with second hydraulic rod through rotating seat. The adjusting device of metallurgical bridge -type crane, rotatable setting through adjusting seat, can form the oblique support in the top of two support seat, therefore when bridge -type crane is too long and needs to be installed obliquely, can adjust the angle of adjusting seat to a certain extent, and then can realize the installation and fixed of different angles to the applicability of the device is improved.

This application relates to the field of angle steel processing technology, and provides a material unloading mechanism for processing steel for power transmission angle steel towers, including a mounting frame and an electro-permanent magnet suction device. A first support frame is slidably mounted on the mounting frame. A first driving component is driven and connected to the first support frame through a first transmission mechanism. Two symmetrical first mounting plates are provided on the support frame, and a third sliding frame is slidably mounted on each of the two first mounting plates. The third driving component is driven and connected to the third sliding frame through a third transmission mechanism. The beneficial effects of this utility model are: starting the third driving component drives the electro-permanent magnet suction device to move up and down through the third transmission mechanism to lift the angle steel; starting the first driving component drives the first support frame to move left and right along the mounting frame through the first transmission mechanism to automatically unload the angle steel, reduce labor, improve work efficiency, and simultaneously enable the stacking of angle steel.

The application discloses an angle steel production workshop travelling crane system, and relates to the field of angle steel production, which comprises a main beam, a trolley mechanism is installed on the main beam, a movable pulley is drivingly connected to the trolley mechanism, a boom is fixed to the hanging side of the movable pulley, a supporting adjusting mechanism is arranged between the movable pulley and the boom, the supporting adjusting mechanism comprises a supporting seat fixed to the hanging side of the movable pulley, a supporting rod is arranged at one end of the supporting seat, an adjusting roller is rotatably connected to one end of the supporting rod, a horizontal moving assembly is arranged between the supporting rod and the supporting seat, a lifting assembly is arranged at the end of the supporting rod away from the adjusting roller, an extrusion clamping assembly is arranged at the end of the supporting rod close to the adjusting roller, and an auxiliary limiting assembly is arranged on one side of the supporting rod. The lifting assembly and the horizontal moving assembly are used for moving the adjusting roller to below the angle steel and supporting the adjusting roller, the precise fine adjustment of the gravity center of the angle steel is realized, the shaking or falling risk of the angle steel during the carrying process is effectively avoided, and the carrying operation of the angle steel can be more safely completed by workers.

The utility model provides a kind of road inspection well lid detection transfer device, it is related to road engineering detection technical field, comprising: stable platform, the upper position of the stable platform is installed a set of symmetrically distributed positioning leg, a set of support leg, the upper position of stable platform is installed a pressure detection column, a placement platform, the upper placement of placement platform is placed a well lid, the upper position of stable platform is installed a set of support frame, and support frame is composed of a set of horizontal and vertical distribution steel pipe. Through the cooperation of lifting assembly and transfer mechanism, the whole process automation of well lid from grabbing, horizontal transportation to detection position is realized, without manual handling, single transfer cycle is shortened to one third of traditional mode, detection efficiency is improved by more than 50%, especially suitable for batch detection scene.

The utility model provides a kind of bridge machine parallel device, it is related to the technical field of hydropower station unit overhauling equipment, bridge machine parallel device includes positioning mechanism and fixed mechanism, positioning mechanism includes first positioning member and second positioning member, first positioning member and second positioning member are set on two bridge machines, first positioning member and second positioning member are correspondingly set on the side of two bridge machines opposite to each other;Fixed mechanism includes first connecting piece, second connecting piece and detachable component, first connecting piece is set in first positioning member, second connecting piece is set in second positioning member, detachable component is connected first connecting piece and second connecting piece by plug-in cooperation, clamping cooperation or clamping cooperation.The corresponding setting of first positioning member and second positioning member provides positioning reference for bridge machine parallel, detachable component makes first connecting piece and second connecting piece stable connection, can satisfy the stability of bridge machine under parallel state and flexibility when splitting, adapt to the use demand under different scenarios.

A lifting system for a metallurgical plant including an object with one or more trunnions and a lifting device with one or more lifting hooks for receiving the trunnions, wherein the lifting system further includes a detection system, the detection system includes a receiver, a sensor, a magnet and a transmitter, and wherein the magnet and the sensor are aligned upon correct alignment of at least one lifting hook and one trunnion such that a signal is submitted to the receiver.

A hanging device includes an accommodation main body, a sliding assembly, a hook, and the accommodation main body that includes two parallel sidewalls, in which a first vertical path is defined between the two sidewalls. The sliding assembly is movably connected between the two sidewalls to move relative to the main body along the first vertical path. The sliding assembly further includes a sliding rail which defines a second vertical path, and the hook is movably connected to the sliding rail to move relative to the sliding assembly along the second vertical path.

The invention is a device (100) for load handling that can be installed in a transportation unit. The device comprises a holding arm (102), a support frame (106) and a first rotation structure (107). The holding arm comprises a horizontal arm part (103), a vertical arm part (104) and a handling head (105). The support frame comprises a first support frame side (114) and a second support frame side (115). The second support frame side comprises a first end (123) of the second support frame side and a second end (124) of the second support frame side. The first rotation structure comprises a disc-like rotation unit for rotating the horizontal arm part. The diameter of the rotation unit is less than half of the length of the second support frame side, and the rotation unit is positioned nearer to the first support frame side than to the first end of the second support frame side.

This invention belongs to the technical field of overhead crane units and discloses a special overhead crane for stacking graphite crucibles, including a body and a track assembly. An operator's box is fixedly installed on the bottom surface of the body, and a winding mechanism is provided on the top surface of the body. A rotating shaft is movably installed inside the body, and a connecting shaft is fixedly connected to the end face of the rotating shaft. This invention delivers lubricating oil from an oil tank to a distribution sleeve by squeezing it through an oil outlet pipe and nozzle on the bottom surface of the distribution sleeve. The atomized lubricating oil then surrounds the rotating wheel and coats the track assembly with a layer of lubricating oil. This atomized lubricating oil surrounding the rotating wheel absorbs outwardly diffused noise waves, thereby reducing the actual noise level. Furthermore, the lubricating oil layer on the track assembly replaces direct contact between the rotating wheel and the fixed track assembly, reducing the sound wave transmission speed and improving attenuation, thus achieving noise reduction.

The utility model relates to battery package transportation technical field provides a kind of battery package hoist device and transportation system, comprising: first mobile frame, can be connected in first direction mobile in crossbeam;Second mobile frame, can be connected in second direction mobile in first mobile frame;Lifting frame, can be connected in third direction mobile in second mobile frame;First drive motor, the fixed end of first drive motor is located on second mobile frame, and the drive end of first drive motor is driven with lifting frame and is connected, to drive lifting frame to move;Transmission structure, have gear and rack, gear is driven with the drive shaft of first drive motor, and first drive motor is used to drive gear rotation, rack is located in the outer wall of lifting frame, the extension direction of rack is same with third direction, and gear is engaged with rack. Through the technical scheme of the application, the production cost of the device is reduced.

The present application relates to the technical field of control of underactuated bridge crane, and discloses a sway elimination positioning trajectory tracking control method for a double-swing-effect bridge crane, which comprises a motion trajectory of the double-swing-effect bridge crane, including a sway elimination component and a positioning trajectory, the sway elimination component is used for inhibiting and eliminating the swing of a hook and a load, and the positioning trajectory enables a trolley to be driven to a desired position. Secondly, a trajectory tracking controller and a control target are proposed to achieve the goal that the trolley moves along the desired motion trajectory. The control method of the present application is applicable to the double-swing-effect bridge crane, so that the swing of the hook and the load converges to zero at the same time when the trolley reaches the target position, active inhibition and elimination of the double-swing effect are realized, and the required initial driving force of the trolley remains almost unchanged, thereby effectively avoiding the impact on the motor body, the transmission mechanism and the power supply grid caused by the excessive starting torque of the motor, and facilitating the implementation in actual industrial control.

The invention relates to an agricultural robotic gantry system (10) comprising a first carriage (11) which is able to move in a longitudinal direction (X) along longitudinal rails (4A, 4B), the first carriage (11) supporting and guiding, laterally in a transverse direction (Y), a second carriage (12) which is provided with a tool holder (20) for using a tool (30) in relation to a growing surface (RM) in a greenhouse (1) comprising a plurality of adjacent spans (1A, 1B, 1C, 1D), each span supporting two longitudinal rails (4A, 4B) which are are substantially horizontal and face one another, said spans and said longitudinal rails extending in a longitudinal direction (X). An inter-span switching mechanism (61) is positioned in an inter-span transfer zone (60) which extends between the spans (1A, 1B, 1C, 1D) in the transverse direction (Y), the inter-span switching mechanism (61) being arranged such that the first carriage (11) can be operated either in a working configuration, in which the first carriage (11) can be moved in the longitudinal direction (X) in a defined span, or in a switching configuration, in which the first carriage (11) can be translated in the transverse direction (Y) from said defined span to a destination span.