40 results about "Swing bridge" patented technology

The invention discloses construction equipment and a construction process for a double block type unballasted track, belonging to the railway track construction field. The construction equipment comprises combined type track panels which are matched to use, a proper motion type paver, a multifunctional electric control lifting device, a movable type mechanical sleeper distribution assembly platform and a shunting swing bridge; under the conditions of meeting the construction quality and the construction efficiency, the construction equipment has the advantages of small number of device categories, simple equipment operation, high construction efficiency and low cost of the outfit. The construction process comprise the following steps: the transverse template mounting, the sleeper distribution and the track panel assembly, the coarse adjustment of track panels, the track bed reinforcing fabric seizing and the grounding welding, the connection and the accurate adjustment of the track panels, the vertical template mounting, the track bed concrete pouring and the surface finishing and forming, the curing and the track panel disassembly, reentering the circle; the process has the advantages of simple process and fast speed; therefore, the invention can completely meet requirements of high standard, high accuracy and high efficiency in the construction of the unballasted track.

The invention discloses a self-propelled platform base, which comprises a base, wherein the base is hinged with a swing bridge through a base spindle; wheels are arranged on the two sides of the swing bridge; extension bridges are arranged on the inner sides of the wheels and in the swing bridge and comprise a left extension bridge and a right extension bridge; the wheels include a left wheel and a right wheel; the left extension bridge is arranged on the inner side of the left wheel and the right extension bridge is arranged on the inner side of the right wheel; and the left and right extension bridges are not in the same line. In the invention, as the extension mechanisms of the left and right wheels are not in the same line, wider extension space is formed on the basis of the same base width, and the extended base is wider and more stable, provides a higher strength for supporting an overhead operation platform and lowers tripling possibility; the extension bridge structure can complete extending wheel distance in a running process; the working efficiency is high; and stability and reliability are ensured.

A mechanical anti-swing bridge crane for hoisting bundled round steel relates to the technical field of cranes, and comprises a crane bridge frame and a hoisting mechanism which is mounted at the top of the crane bridge frame and is used for hoisting the bundled round steel, and further comprises a hydraulic telescopic device and a rotary lifting appliance for hanging the bundled round steel; the rotary lifting appliance which is correspondingly connected with the hoisting mechanism is arranged below the crane bridge frame; the hoisting mechanism comprises winding drums which are arranged at the two ends of the top of the crane bridge frame and are synchronously driven by the same driving motor, and two steel wire ropes are synchronously wound on drum bodies of the two winding drums; the rotary lifting appliance is provided with four movable pulley blocks corresponding to the four steel wire ropes respectively; and the crane bridge frame is provided with four fixed pulley blocks corresponding to the four movable pulley blocks respectively; and the lifting operation efficiency is high, and meanwhile the phenomenon that the rotary lifting appliance shakes in the transfer process of the rotary lifting appliance can be avoided.

The invention discloses a manufacture process of a passenger car bumper. The manufacture process is characterized by comprising the following steps: A. material feeding; B. cropping; C. material storing; D. punching; E. transition swing bridge; F. guiding; G. rolling/roll bending formation; H. implementation of cutting off; I, joint welding; J. crator clearing; K. electrophoresis; and L. package. Passenger car bumper has high product technological content, is good in market price, light in weight, and suitable for the light weight development of the automobile industry and meanwhile coincides with the development concepts of safety, environmental protection and energy conservation in the automobile industry.

A mechanical anti-swing bridge crane for transferring and cleaning distillers' grains in the field of special hoisting equipment for wineries comprises a cleaning device, a transferring tank and a bridge frame, the bridge frame comprises two main beams arranged side by side at intervals, and a middle trolley capable of moving and positioning along the main beams and two offset hanging trolleys are arranged between the two main beams and on the two outer sides of the two main beams respectively. The two deflected hanging trolleys are used for lifting the transfer tank, and the middle trolley lifts the cleaning device through a telescopic arm capable of vertically ascending and descending. The bridge crane is reasonable and simple in design, the stability and the positioning accuracy of all the devices in the moving process are improved, and the vinasse pool can be rapidly and cleanly cleaned.

The invention relates to a reinforced concrete spherical hinge structure of a swing bridge and a manufacturing process thereof. The reinforced concrete spherical hinge structure comprises an upper turntable used for supporting a rotating structure and a lower turntable of a basic connection body and is characterized in that an inverted conical structure formed by pouring the reinforced concrete is arranged at a lower side of the upper turntable, an upper grinding cover formed by pouring the reinforced concrete is coaxially arranged at a center of the lower end of the inverted conical structure, a lower grinding center matched with the upper grinding cover in a rotating positioning manner is arranged at an upper side of the lower turntable, and the lower grinding center is formed by pouring the reinforced concrete. The reinforced concrete spherical hinge structure of the swing bridge has the advantages of simple structure, low manufacturing cost, simple manufacturing process and convenience for installation.

The invention discloses a multifunctional railway line-crossing swing bridge closure construction formwork and a construction method thereof. The method comprises the following steps: (A) requiring special design and processing according to the function requirements; (B) before midspan closure construction, arranging a lateral steel form capable of transversely moving on running equipment, carrying out pin-connected fixing on the lateral steel form by using a limiting pin and arranging a walking tie rod before walking; (C) transporting a closure segment hanging bracket and the lateral steel form to a closure segment position by using walkable hoisting equipment; (D) dismantling a walking tie rod, removing the limiting pin and taking out a limiting stop block; (E) arranging the lateral steel form; (F) completing midspan closure concrete casting and maintenance, carrying out vertical demolding, applying horizontal action force to the lateral steel form and demolding in the horizontal direction; and (G) moving the lateral steel form to the design position, dismantling the lateral steel form and thus completing closure segment construction. The potential safety hazard of existing line-crossing closure construction can be effectively reduced and the construction efficiency is improved.

The invention discloses a swing construction method for a bridge and a swing bridge system, and relates to the technical field of bridge swing. The method comprises the following steps: a pier swing main body and track beam stanchions are mounted on the ground respectively; a swing spherical hinge is mounted on the pier swing main body; steel box girders are hoisted on the swing spherical hinge, and multiple steel box girders extend and are welded to form a swing section; a support track is mounted on the track beam stanchions; a drive device is hoisted onto the support track, and a gear of the drive device is meshed with a rack of the support track; a front support is mouthed between the drive device and the swing section. Compared with the prior art, the swing construction method for thebridge adopts the steps of mounting the support track on the track beam stanchions and hoisting the drive device onto the support track, so that the swing bridge system which is close in coordination, firm, reliable, practical, efficient, high in safety and capable of swinging stably when the swing weight difference of two ends of the swing bridge is too large can be produced.

The invention relates to a mobile device balancing rocker arm mechanism. The mobile device balancing rocker arm mechanism comprises a long arm, wherein the middle part of the long arm is connected with a vehicle body through a pin axle; two ends of the long arm are connected with short arms through spherical hinges, and the short arms are connected with swing bridges on both sides of a mobile device through spherical hinges; the swing bridges and wheels are oppositely fixed; the swing bridges are rotatably connected with corresponding wheel rotating shafts; the positions of the pair of short arms and the positions, connected with the swing bridges, are located at the same corresponding position, and a spacing is arranged between the position and the wheel rotating shafts. According to themobile device balancing rocker arm mechanism, the mobile device is enabled to adjust the vehicle body adaptively under the unbalanced and unstable conditions in the driving process, and the structuredesign is reasonable, ingenious and considerate.

The invention discloses a hydraulic full-time floating control system and control method of a boom type aerial work platform. The hydraulic full-time floating control system comprises a chassis, an integral swing bridge assembly, a split type floating bridge assembly and a complete machine hydraulic system; the split type floating bridge assembly comprises a left side floating end and a right side floating end; a floating oil cylinder is arranged between the split type floating bridge assembly and the chassis; the floating oil cylinder communicates with the complete machine hydraulic system through a control valve assembly; a system controller assembly comprises a system controller and a sensor assembly; and the system controller controls the control valve assembly according to data information measured by the sensor assembly. The hydraulic full-time floating control system and control method have the beneficial effects that the problem that in the actual using process of the boom type aerial work platform, energy consumption of a full-time floating system is large is solved; a stable constant-pressure oil source matched with pressure is obtained from the complete machine hydraulic system, and the stability and operation comfort of a complete machine are improved; the walking contact area of the complete machine is increased, and the cross-country walking capacity of the complete machine is improved; and the control precision and system reliability of a floating control valve are improved.

The invention discloses a fabric cross-section stitching and cutting integrated device which comprises a rack and a fabric conveying device and a stitching and cutting part arranged on the rack. A stitching and cutting segment is arranged on the conveying path of the fabric conveying device, the stitching and cutting part is located on the stitching and cutting segment, and a containing space forcontaining part of the stitching and cutting part is arranged below the stitching and cutting segment; the device further comprises a swing bridge mechanism; the swing bridge mechanism comprises a push plate and a driving mechanism, the push plate is located below the conveying path and is movably arranged on the rack, a pushing face is arranged on the push plate, the push plate has the first position in the containing space and the second position disengaged from the containing space, wherein when the push plate is located at the first position, the pushing face is located in the containing space and is close to the conveying path so that a fabric drooping in the containing space can be pushed into the conveying path; the driving mechanism is connected with the push plate so as to drive the push plate to move between the first position and the second position. The fabric cross-section stitching and cutting integrated device can achieve the purpose of continuously conveying fabrics through the fabric conveying device.

The invention discloses a vehicle connecting bridge device and a pallet truck. The vehicle connecting bridge device comprises a vehicle body; a connecting bridge frame which is arranged on the vehicle body, wherein the connecting bridge frame swings up and down with the central axis of the vehicle body as the axis, and driving wheels with steering and driving functions are symmetrically arranged on the two sides of the connecting bridge frame; a swing shaft is arranged on the central axis of the connecting bridge frame in a penetrating mode, the two ends of the swing shaft are connected with the vehicle body, and damping springs are arranged at the two ends of the connecting bridge. The connecting bridge frame is arranged on the vehicle body through the swing shaft to form a swing bridge structure, and when the vehicle runs to a road surface with poor road conditions, the swing bridge swings leftwards and rightwards to adapt to wheel surfaces so that the vehicle body part is kept balanced and stable, stress on the driving wheels on the two sides is uniformly distributed, excessive abrasion of the wheels is reduced, and the service life of the wheels is prolonged; meanwhile, the driving motor and the steering motor are arranged on the wheels on the two sides respectively so that the wheels on the two sides have independent driving and steering kinetic energy respectively.

The invention provides double-width decoiling automatic warehousing efficient intelligent combined cutting equipment, and belongs to the field of plate cutting machines. The double-width decoiling automatic warehousing efficient intelligent combined cutting equipment is provided with a decoiler, the decoiler is connected to a material guiding leveling machine, the decoiler is used for unfolding materials and feeding the materials into the material guiding leveling machine through a feeding device installed on the material guiding leveling machine, the material guiding leveling machine is connected to a loop swing bridge, the loop swing bridge is connected to a plate cutting machine through a deviation rectifying device, a servo feeding device and a longitudinal cutting machine in sequence,and the plate cutting machine is connected to a fallen material stacking device through a feeding roller way and a material dividing roller way in sequence. According to the double-width decoiling automatic warehousing efficient intelligent combined cutting equipment, the yield strength is low, the cutting thickness range is wide, the machining precision is high, the longitudinal cutting width error is small, the plate flatness is high, and the occupied area is small.

The invention discloses an amphibious bridge suitable for automobile loading, unloading and transportation. The amphibious bridge comprises a bridge vehicle, a vehicle frame, a bridge body, a movableframe, an erecting frame, an erecting oil cylinder and a water propeller. The vehicle frame is fixedly mounted on the bridge vehicle and used for being transported through the bridge vehicle. The movable frame can be mounted on the vehicle frame in a reciprocating sliding mode in the length direction of the bridge vehicle. The bottom of the erecting frame is hinged to the tail of the movable frame, and the erecting oil cylinder is hinged between the top of the erecting frame and the movable frame and used for driving the erecting frame to swing in the vertical plane. The bridge body is provided with the water propeller, can be supported on the top of the movable frame and the top of the erecting frame in a reciprocating mode in the length direction of the bridge vehicle, and has a folded state and an erected state. According to the amphibious bridge, a land dry ditch bridge and an overwater ferry are combined into a whole, so that not only can dry ditch obstacles be overcome on land, but also river obstacles can be overcome on the water surface, and the dual requirements that materials and equipment smoothly pass through the amphibious obstacles are met.

The invention discloses a small car parking robot which comprises a base body, a first clamping rod and a second clamping rod, wherein a driving reduction motor is arranged in the base body, an outputshaft of the driving reduction motor is fixedly connected with a driving chain wheel, and the driving chain wheel is connected with a driven chain wheel through chain transmission; a first lead screwand a second lead screw are arranged in the base body, and the first lead screw and the second lead screw are fixedly connected with the two ends of a transition connecting rod; the first clamping rod and the second clamping rod are both fixedly connected with lead screw nuts through bolts, and casters are installed on the lower surfaces of the first clamping rod and the second clamping rod; anda differential drive device is arranged below the base body, and a battery module and a control device are arranged in the base body. According to the small car parking robot, the defects of the priorart are overcome, and the small car parking robot can be well applied to parking in places with narrow space; the structure is small, the cost is low, single person can operate; a differential wheeladopts a swing bridge design, the adaptability is good, and the requirements on the garage terrain environment is reduced.

The invention discloses precise and automatic longitudinal slitting equipment which comprises an uncoiling machine (2), a levelling shearing machine (3), a slitting machine (4), a tensioning machine (6), a feeding roller (7) and a coiling machine (8). The uncoiling machine (2), the levelling shearing machine (3), the slitting machine (4), the tensioning machine (6), the feeding roller (7) and the coiling machine (8) are arranged on a platform (1) in sequence, a trench I (9) is arranged between the levelling shearing machine (3) and the slitting machine (4), an induction electric eye I (10) and a hydraulic cylinder I (11) are arranged in the trench I (9), a swing bridge I (12) is hinged to the top of the trench I (9) and is supported by the hydraulic cylinder I (11), a trench II (13) is arranged between a separation coiling shearing machine (5) and the slitting machine (4), an induction electric eye II (14) and a hydraulic cylinder II (15) are arranged in the trench II (13), a swing bridge II (16) is hinged to the top of the trench II (13), and a PLC control table and a servo motor are further included. The precise and automatic longitudinal slitting equipment has the advantages of being high in automation degree, high in production efficiency, high in machining precision and the like.

The invention discloses a transfer mechanism, a blade root transferring trolley, a blade tip transferring trolley and a blade transfer system. The transfer mechanism comprises a transfer base frame, a bearing structure, rolling wheel assemblies, buffer assemblies and a swing bridge assembly. The bearing structure is provided with mounting portions which are arranged towards one side of the transfer base frame. The rolling wheel assemblies are provided with rolling wheel parts and rolling wheel drivers, the rolling wheel drivers are mounted on the transfer base frame, and the rolling wheel parts are driven by the rolling wheel drivers to rotate relative to the transfer base frame. Each buffer assembly is provided with at least one bias part, and one end of each bias part is mounted on the transfer base frame. The swing bridge assembly and the mounting portions rotate in a pivoted manner. The swing arm assembly is provided with a swing structure, and the swing structure is connected with the other ends, opposite to the transfer base frame, of the bias parts. According to the blade transfer system adopting the transfer mechanism of the structure, trafficability can be greatly improved, and the problem that the contact face of blades is worn due to wall face hard impact is solved.

The invention discloses a multi-damping system for a segment-assembled swing pier. The multi-damping system comprises an upper structure, inhaul cable damping supports, cover beams, the segment assembly bridge piers, angle steel dampers, unbonded prestressed cables, a bearing platform and groove shear keys. The upper structure is supported on the cover beam through the inhaul cable damping support; the interiors of the bridge pier sections are connected through groove shear keys, the exteriors of the bridge pier sections are connected through connecting cover plates, and the section assembled bridge piers, the cover beam and the bearing platform are connected into a whole through unbonded prestressed cables; the tops of the piers are connected with the bent cap through angle steel dampers, and the bottoms of the piers are connected with the bearing platform through angle steel dampers. A shock absorption and isolation system and a swing system are combined and applied to the segment assembly bridge pier, the multiple shock absorption construction mode of the swing bridge pier is provided, the multi-damping system is suitable for main beam forms such as an assembly type T beam, a small box beam and an overall box beam, the working performance in the normal use state can be guaranteed, and the earthquake internal force response of the bridge pier is effectively reduced. And a self-resetting function is realized.

The invention belongs to the technical field of intelligent manufacturing of aerospace and the like, and particularly relates to a high-precision omnidirectional heavy-load mobile robot. The vehicle comprises a vehicle body module, a vehicle-mounted control system, a safety protection system, a power supply system, a laser Slam radar navigation module, a Mecanum wheel driving module, a swing bridge module, a jacking module and a secondary positioning module. The positioning precision is high after the robot runs to a station, pose errors caused by wheel abrasion and elastic deformation are avoided, and a high-rigidity and high-stability platform is provided for an industrial mechanical arm.