833 results about "Vertical motion" patented technology

The invention relates to the technical field of belt conveyor dynamic characteristic research, in particular to a trailer type belt conveyor dynamic characteristic simulation method, which comprises the following steps: respectively carrying out stress analysis on a trailer frame, each wheel and a conveying belt unit in a trailer unit, and sorting the degree of freedom; establishing an overall coordinate system, a vehicle body coordinate system, a contact coordinate system and a conversion relation; respectively establishing kinetic equations of the wheel pair and the vehicle supporting frame; kinetic parameters of the trailer unit are determined; according to the Hamiltonian principle, a vehicle supporting frame vertical motion equation and a vehicle supporting frame nodding motion equation are established, and then a linear second-order differential equation of a vehicle supporting unit is obtained; and compiling a calculation program by using numerical calculation software, and simulating the wheel-rail vibration characteristics of the trailer unit in the straight-line-segment advancing process. On the basis of the multi-degree-of-freedom multi-body dynamics theory, a trailer type belt conveyor system nonlinear dynamics equation is constructed, and a wheel pair, a trailer frame and a six-degree-of-freedom motion equation for coupling the wheel pair and the trailer frame are analyzed.

The invention belongs to the technical field of sealing ring assembling equipment, and particularly relates to sealing ring assembling equipment of a high-voltage connector, which comprises a shell, an opening assembly used for opening a sealing ring is arranged in the shell, and a protection assembly used for preventing the sealing ring from bouncing off is arranged above the shell. A driving plate is arranged above the hydraulic lifter, one end of the sliding plate is slidably connected with an opening block in a clamped mode, the driving plate drives the opening block to move horizontally and vertically at the same time, the hydraulic lifter is driven by the moving plate to move, and the hydraulic lifter drives the opening block through the driving plate to open a sealing ring. According to the high-pressure connector sealing ring mounting device, the sealing ring can be quickly mounted on a high-pressure connector after being opened, the conditions such as bouncing at the moment when the sealing ring is separated from the opening block can be effectively prevented through the design of the opening block and the baffle, and the mounting efficiency and quality of the high-pressure connector sealing ring can be effectively improved.

The invention discloses a server cabinet with a lifting device, and relates to the technical field of server cabinet equipment.The server cabinet comprises a cabinet body, a bracket capable of moving vertically and a lifting mechanism driving the bracket to move vertically are arranged in the cabinet body, the lifting mechanism comprises a first guide rail, the first guide rail is vertically installed in the cabinet body, and the first guide rail is connected with the lifting mechanism. First sliding blocks are slidably connected to the first guide rails, first supporting plates are fixedly connected to the side faces of the first sliding blocks, a bracket is installed between the two first supporting plates, four slings distributed in a matrix mode are arranged in the cabinet body, a winding mechanism is installed at the top of the cabinet body, and the bottom ends of the slings are fixedly connected to the first supporting plates. Four high-strength aluminum alloy first guide rails (two left and right) in the lifting mechanism are designed to be matched with a sliding block and a supporting plate, it is ensured that the bracket vertically moves stably, inclination is prevented, a carbon fiber sling and a rigid guide rail act synergistically, the load is shared, the single-point failure risk is prevented, and safety is improved.

The embodiment of the invention relates to the technical field of ocean energy utilization, in particular to an ocean power generation device and method. The water immersion stand column is used for supporting the wind power generation component; the wave energy power generation component is arranged on the water immersion stand column and can move up and down along the water immersion stand column; and the culture net cage is arranged on the edge of the wave energy power generation component and can move along the edge. According to the ocean power generation device, the wave energy power generation component can generate power through vertical movement of the wave energy power generation component, pitching and yawing of the wind energy power generation component are relieved while complementation of wind energy and wave energy is achieved, and the power generation efficiency and the power generation stability are comprehensively improved. The balance weight of the aquaculture net cage can reduce the gravity center of the wind power generation component and improve the storm resistance of the ocean power generation device. The immersed stand column is not only a wind power generation component foundation, but also a kinetic energy transmission medium for wave power generation, and meanwhile provides an anchoring point for the aquaculture net cage, so that three purposes are achieved through one column.

The invention relates to a reusable rocket landing section fuel optimal conversion time sequence online generation method and device and a medium, and the method mainly comprises the steps: simplifying the complex three-dimensional motion of a rocket vertical landing section into a one-dimensional vertical motion model; establishing a nonlinear equation set which takes the working time of the engine before and after stage conversion as an unknown quantity and enables the rocket to meet the terminal speed and terminal position constraints and the fuel consumption to be optimal; constructing and solving an approximate analytical solution as an initial value of Newton iteration; and based on the obtained initial value, carrying out iterative solution on a double-constraint nonlinear equation set formed by rocket speed and displacement terminal constraint. According to the method, a form based on analytic iteration is adopted, the fuel optimal control in the rocket landing process is realized through real-time online calculation of an engine conversion time sequence and giving of a corresponding thrust adjustment control instruction, and safe and accurate landing is ensured.

The invention relates to the technical field of stress detection equipment, and discloses building steel structural member stress detection equipment which comprises a base, an adjusting ring is fixedly arranged on the base, and a first detection piece for detecting stress at the two ends of a steel structural member is arranged on the adjusting ring; the adjusting ring is provided with a second inspection part for detecting the stress of the middle section of the steel structural part, and the adjusting ring is provided with a pushing part for enabling the steel structural part to move; the J-shaped connecting groove is matched with the pulley, non-impact conversion from horizontal movement to vertical movement is achieved, jumping generated during lifting of the placing piece is avoided, the size design of the avoiding groove provides an independent movement space for the first sensor, the movement interference risk is thoroughly eliminated, sliding friction is converted into rolling friction through bearing matching of the pulley and the rotating shaft, and the stability of the sensor is improved. And through the symmetrical layout of the connecting grooves, the stress on the two sides of the placing piece is balanced, side inclination during lifting is avoided, and it is ensured that the posture of the steel structural piece is stable.

A cross cut device shears a web twice during a pause phase of an intermittent feed cycle. The cross cut device includes a cutter pair including an upper blade and a lower blade, a vertical movement device for reciprocating the upper blade with respect to the lower blade to shear the web, and a horizontal movement device for horizontally moving the cutter pair between a first position and a second position spaced upstream of the first position. During the reciprocation of the upper blade for the second shearing, the horizontal movement device starts to move the cutter pair from the second position to the first position after the upper blade reaches a lowermost height and before the upper blade exceeds a shear height. The feed device starts to feed the web after the cutter pair starts to move from the second position to the first position.

A gripper includes a finger module coupled to one side of a palm module, the palm module including a first power unit including a first rotary shaft and configured to rotate the first rotary shaft, a screw member configured to rotate in conjunction with a rotation of the first rotary shaft, a nut member coupled to the screw member, a first member coupled to the nut member and movable in a vertical direction in conjunction with a vertical motion of the nut member, the first member having a groove extending in one direction and having a recessed shape, and a connection member having a first side coupled to the finger module and a second side inserted into the groove, wherein the connection member is movable away from or toward the screw member by restriction between the connection member and an inner surface of the groove.

The invention discloses a built-in backup protection tripping device of a circuit breaker, and belongs to the technical field of circuit breakers. Comprising a magnetic steel unit group and an actuating mechanism, the magnetic steel unit group is composed of a fixed first magnetic steel group and a slidable second magnetic steel group, and an induced current is generated when the magnetic steel unit group is electrified to drive the second magnetic steel group to move transversely; the action mechanism comprises a push plate, a push plate spring, an inclined plane guide block and a push rod, when short circuit occurs, the electromagnetic driving force overcomes the spring force and drives the push plate to move transversely, the transverse movement of the push plate is converted into the vertical movement of the push rod through the inclined plane guide block, and a tripping rod of the circuit breaker is pushed to rotate to realize tripping. According to the device, a non-excitation type and passive response type backup tripping mechanism is constructed by innovatively adopting an induction magnetic steel group and an inclined plane motion conversion mechanism, the technical defect of protection failure caused by electromagnetic interference of a traditional electromagnetic tripping device is fundamentally overcome, and the device is particularly suitable for the application field with extremely high requirements on safety and stability.

The invention relates to a crane trolley assembly (604′,604″,604″′) comprising: —a crane trolley (603a,603b,603c,603d,603e,603f) configured for guided movement along a beam (601,602) of a crane (600); —a lifting frame (504) configured for connection to a storage container (106) to lift the storage container (106) from above through a first vertical movement range (R1) and a second vertical movement range (R2) of the lifting frame (504); —a plurality of lifting members (505) suspending the lifting frame (504) below the crane trolley (603a,603b,603c,603d,603e,603f) for lifting and lowering the lifting frame (504) through at least the second vertical movement range (R2); and —a stabilizer (620′,620″,620″′) extending below the crane trolley (603a,603b,603c,603d,603e, 603f); wherein a lower end (620L′,620L″,620L″′) of the stabilizer (620′,620″,620″′) is configured to interact with the lifting frame (504) in order to stabilize the lifting frame (504) during the first vertical movement range (R1) of the lifting frame (504), and wherein the stabilizer (620′,620″,620″′) and the lifting frame (504) are configured to move vertically relative each other when in the second vertical movement range (R2) of the lifting frame (504). The invention further relates to an associated automated storage and retrieval system and methods of transferring a storage container.

A method for controlling a traction control system, ABS and actively controlled suspension. The method includes receiving an sensor output from at least one suspension sensor at a controller. The sensor output is indicative of a vertical height of the suspension relative to a road. The method determines an amplitude of vertical motion of the suspension over time using the received sensor output. The method identifies peaks and valleys in the amplitude of vertical motion of the suspension over time. The method determines that a rough road condition is present in response to a number of peaks and valleys exceeding a predefined threshold amplitude occurring more often than a predefined threshold frequency. An active suspension control of at least one wheel system of a vehicle is adapted in response to determining that a rough road condition is present.

The utility model discloses a vertical motion device and a semiconductor device, the vertical motion device comprises a lifting mechanism, the lifting mechanism is provided with a bottom plate, a first wedge block and a second wedge block, the first wedge block is in sliding connection with the bottom plate, and the first wedge block is in sliding connection with the second wedge block; the first wedge block comprises a first surface, the first surface is obliquely arranged, the second wedge block is provided with a second surface, and the second surface is parallel to the first surface; and the driving mechanism is mounted on the bottom plate and is in driving connection with the first wedge block. The structure of the device is flat and compact in the vertical direction, two wedge blocks are adopted for cooperation, the device is stable in place, loads can be driven with small force, the structure height of the device in the vertical space is minimized, a micropositioner or a wafer jacking table can be directly stacked, macro-micro combined movement is achieved, and modular integration is facilitated. By arranging the measuring mechanism, the position of the second wedge block can be accurately measured, the measuring result is fed back to the driving mechanism, the driving mechanism is opened and closed according to the measuring result, closed-loop control is achieved, and the movement precision of the lifting mechanism is guaranteed.

The invention relates to the technical field of vehicle electric control suspensions, in particular to a chassis prediction control system and method based on binocular vision and multi-domain cooperation, and constructs the chassis prediction control system based on binocular vision and multi-domain cooperation based on an ADAS binocular camera. IMU data of a binocular camera is obtained by using a data acquisition module of the chassis prediction control system, visual observation data of a vehicle body is obtained by using a binocular visual processing module, and then the IMU data and the visual observation data are fused and converted into a three-dimensional image by using modules such as an extended Kalman filtering fusion module and a motion conversion module. The sprung mass vertical acceleration and sprung mass vertical speed of the vehicle four-corner suspension provide accurate suspension four-corner vertical motion state input for an electric control suspension controller, and the accuracy and real-time performance of the electric control suspension for vehicle body posture control are guaranteed. Meanwhile, the problems that a special IMU is difficult to arrange, high in cost and insufficient in precision and IMU resources of an ADAS system are wasted are solved.

The utility model is applicable to the technical field of riveting machines, and provides a high-efficiency terminal riveting machine, which comprises a machine body and a workbench, and further comprises a pressing mechanism and a feeding mechanism, the bottom of the pressing mechanism is connected with a riveting block, an upper cutter is fixed at the bottom of the riveting block and is matched with a lower cutter fixed on the machine body, a servo motor is arranged in the pressing mechanism, and the servo motor is connected with the workbench. And the feeding mechanism vertically moves along with the riveting block in a reciprocating manner. According to the efficient terminal riveting machine, the pressing mechanism can complete intermittent riveting of a wire rod and a terminal through the upper cutter and the lower cutter, the motor in the pressing mechanism is the servo motor, and compared with an asynchronous three-phase motor in an existing riveting machine, the rotating speed of the servo motor can be freely adjusted in the riveting acceleration and deceleration stages, so that the efficiency of the riveting machine is greatly improved. Therefore, the riveting efficiency of the riveting machine is improved, the riveting time is shortened, the feeding mechanism can intermittently and continuously convey the terminals to the matching position of the upper cutter and the lower cutter, and the riveting efficiency of the riveting machine is further improved.

The invention relates to the technical field of stop valve assembly, in particular to an automatic assembly system of a stop valve and a working method of the automatic assembly system, and the system comprises a workbench, and a first feeding device, a second feeding device and a pressing device which are arranged on the workbench. During working, the pressing device rotates through the first linkage piece to drive the push rod to horizontally push the side flow pipe to the position of the mounting hole, and the vertical sliding piece is linked to jack the passive pin to trigger the pressure cone to perform downward pressing action, so that the side flow pipe is pressed into the main flow pipe. Then, when the welding device transfers the assembly to the rotating seat through the clamping cylinder, the second linkage piece converts the horizontal displacement of the movable seat into the vertical movement of the lifting seat, so that the side flow pipe located on the rotating seat is automatically pressed and fixed by the positioning cone of the lifting seat, and then the rotating seat drives the assembly to rotate; and the seam girth welding of the main flow pipe and the side flow pipe is completed by cooperating with a welding gun. According to the whole system, the production efficiency is effectively improved by achieving full-process automation of pipe fitting feeding, pipe fitting assembling and pre-fixing and welding forming.

Implementations disclosed herein are directed to a curved spreader disk for spreading a granular material. In some implementations, the curved spreader disc may include: a concave curved disk with a plurality of fins radiating outward from a center of the curved disk. Each of the fins may includes a substantially straight inner area near to the center of the curved disk for catching granular material and a curved outer area to accelerate movement of the granular material. The substantially straight inner area may transition the granular material from a vertical movement to a horizontal movement.

The invention discloses a fault compensation and H-infinity fault-tolerant tracking control method for an autonomous underwater vehicle, and belongs to the technical field of engineering control methods. Comprising the following steps: S1, aiming at actuator faults, sensor faults and external disturbance problems in vertical plane motion of an autonomous underwater vehicle, introducing a depth variable and establishing a high-order all-drive fault model; s2, designing an intermediate estimator based on a high-order all-drive model, and realizing estimation of a system state and a fault; and S3, designing a controller based on the high-order all-drive model, solving a game Riccati equation by using a Minmax method, obtaining an optimal control strategy, and realizing fault compensation and external disturbance suppression. The effectiveness of the method and the excellent tracking control effect of the designed controller are verified through a depth control simulation experiment of the autonomous underwater vehicle.

The invention provides a floating type wind energy-wave energy generator set. The floating type wind energy-wave energy generator set comprises a floating wind power platform and a wave energy power generation assembly. The floating wind power platform comprises a fan tower barrel and a stand column. The wave energy power generation assembly comprises an oscillation floating body, a telescopic piece and a wave energy power generator. The oscillating floating body is slidably arranged on the stand column in a sleeving mode so that the oscillating floating body can freely slide in the axial direction of the stand column along with wave movement. And the wave energy generator is fixedly mounted in the fan tower. One end of the telescopic piece is hinged to the connecting lug plate on the upper portion of the oscillating floating body through a hinge structure, and the other end is in driving connection with the wave energy generator. When the oscillation floating body generates heaving motion under the action of waves, the telescopic motion of the telescopic piece drives the wave energy generator to work, and then conversion from wave energy to electric energy is achieved. The wave energy power generation assembly and the wind generating set share the same supporting structure, and structural integration and function combination are achieved.

A bolt catch assembly for a firearm lower receiver having a symmetrical and ambidextrous finger pad in an ergonomic location at the front of the trigger-well which operates the catch and release function of the bolt catch. The finger pad moves in a vertical motion; up to catch the bolt, and down to release the bolt. It may be operated from the left or the right finger pad by a left-hand finger or a right-hand finger. The finger pad is affixed to a vertical link which has a tooth at its top end which engages a groove on the edge of the bolt catch to make the bolt catch pivot. The vertical link includes an elongated slot that accommodates a magazine release shaft.

The invention discloses an air pressure drainage dredger and a dredging method, the air pressure drainage dredger comprises a dredger body, the middle part of which is provided with a through hole; the dredging device is arranged at the through hole; the vertical movement mechanism is mounted on the ship body and used for driving the dredging device to move in the vertical direction; the desilting device comprises a mud taking part which comprises a drainage cover, a soil retaining plate and a mud taking mechanism; the drainage cover is of a columnar structure with a sealed top and an open lower part, and the mud taking mechanism is arranged in the drainage cover; the sludge conveying part is used for conveying the sludge excavated by the sludge taking part to the sludge discharging part; and the sludge discharging part is used for receiving and discharging the conveyed sludge. Dry excavation of lake and reservoir sludge is achieved through air pressure drainage, and the problems that existing dredging equipment is complex in aftertreatment process, large in energy consumption and large in pollution are solved.

The invention discloses a vehicle torque adjusting method and device and a storage medium, and relates to the technical field of torque adjusting.The method comprises the steps that acceleration data and wheel speed data of a vehicle in the driving process are obtained; determining a vertical motion sickness coefficient according to the acceleration data; determining a pavement roughness coefficient according to the wheel speed data; and according to the pavement roughness coefficient and the vertical motion sickness coefficient, the current demand torque of the vehicle is filtered, and the target demand torque is obtained. The road condition and the carsickness condition of a user are comprehensively considered, so that the required torque of the vehicle is dynamically adjusted according to the road roughness coefficient and the vertical motion sickness coefficient, the torque adjusting effect is improved, sudden power change caused by sudden road change or driving behaviors is reduced, stable operation of a vehicle power system is kept, and the driving safety of the vehicle is improved. And the driving comfort is improved according to the carsickness degree of the passenger while the performance of each driving mode is not influenced.

The invention discloses a composite forming die and method for a pump protection plate, and relates to the field of stamping dies, the composite forming die comprises a lower die base, a forming female die is installed on the lower die base, sliding rail assemblies are symmetrically arranged on the forming female die, and sliding blocks are arranged in the sliding rail assemblies in a sliding mode; the elastic discharging assembly is mounted on the outer side of the sliding block, so that the sliding block keeps the tendency of sliding towards the outer side of the mold; the forming inner support is arranged on the forming female die in a relatively sliding and penetrating manner through an ejection mechanism; the upper die holder performs die opening and closing movement relative to the lower die holder; and the stripper plate is arranged below the upper die base in a sliding mode, a forming male die A is installed in the center of the stripper plate in an embedded mode, and a forming male die B is arranged outside the forming male die A. By means of the lateral driving mechanism capable of converting vertical movement into horizontal movement, the male die and the sliding block can cooperatively act in multiple directions, forming of a workpiece with the back-off characteristic is completed in one stamping stroke, the defect of multi-procedure production is overcome, forming machining of the back-off characteristic is achieved, and it is guaranteed that the workpiece is smoothly demolded.

The invention relates to an exercise arrangement consisting of an exercise platform or a treadmill arrangement having integrated rollers and a walking surface on a circulating continuous belt or circulating slats, wherein the exercise platform or the treadmill arrangement is suspended on flexible oscillating elements in such a way that it is set in dominant vertical motion relative to a base structure by the contact force exerted by the user, wherein a push-on damping device is associated with the oscillating elements, with which the intensity of the movement deflection can be variably adjusted, or the frame is assigned push / pull elastic damping elements acting in the direction of travel and / or acting transverse to the direction of travel, and the push / pull elastic damping elements are each secured to the frame at one end and to the base structure at the other end.

The present application provides a kind of mechanical arm for spray seeding greening, including flexible connecting pipe, one end of the connecting pipe is connected with platform, the other end is connected with spray gun seat, connecting rod A is fixedly connected with the spray gun seat, connecting rod B is rotatably connected with the connecting rod A, the platform is fixedly connected with support, the connecting rod B is rotatably connected with support, further including drive mechanism, the drive mechanism is connected on the support, and the output end of drive mechanism is rotatably connected with connecting rod A, to drive connecting rod A to rotate around the output end of drive mechanism and the rotation point of connecting rod A while doing vertical motion.The present application changes the bending mode of the connecting pipe uniformly when in use by the structure, can reduce the wear and tear of connecting pipe and pressure loss in pipeline, improve lift, avoid blockage, convenient to replace, wide source, strong availability, the present application is light in weight, low in cost, adjustable spray seeding angle is large, and spray seeding efficiency is high.

The present invention discloses a machine vision-based positioning system and method for laser welding of curved materials. The system comprises a conveyor for placing equipment to be processed, a vertical motion mechanism, and a controller. The vertical motion mechanism is mounted with an image acquisition device and a laser processing device. The conveyor is used to move the equipment to be processed beneath the vertical motion mechanism in an XY plane, and the image acquisition device is used to capture an image of the equipment to be processed. The controller is used to determine the processing point set coordinates of all weld points on the equipment to be processed based on the image of the equipment to be processed, and is used to control the conveyor to transport the equipment to the corresponding coordinate position below the laser processing device based on the processing point set coordinates, thereby controlling the laser processing device to perform welding operations. The present invention improves positioning accuracy and stability, adapts to complex process requirements, and is highly operational and economical.

The invention relates to a method for the combined actuation of a plow brake and a drive / operation brake, in which a steered right wheel (108) and a steered left wheel (108) of the vehicle (100) are steered at opposite toe angles (110) in order to decelerate the vehicle (100) in the event of a low speed (106), and the steered right wheel (108) and the steered left wheel (108) are steered at opposite toe angles (110) in order to decelerate the vehicle (100) in the event of a low speed (106). In order to compensate for a pitching movement (122) of the vehicle caused by deceleration at least in proportion by means of a vertical movement (120) due to oppositely steered wheels (108).

The invention relates to the field of cambered surface door plate detection, and discloses cambered surface door plate detection equipment which comprises an equipment rack. The conveying belt is arranged in the equipment rack, and the conveying belt is used for bearing and conveying a cambered surface door plate detection piece to be detected along a preset path; the precise movement module is arranged above the conveying path of the cambered surface door plate detection piece, comprises a horizontal movement module and a vertical movement module which are matched with each other, and is used for providing multi-dimensional scanning driving force; and the camera module and the curved surface light source module are both arranged at the driving end of the vertical movement module and synchronously move along with the precise movement module. According to the method, edge shadows can be effectively eliminated, local overexposure caused by top mirror reflection can be inhibited, physical pits, scratches and deformation defects can be identified by using sudden change features of depth information, and the defect identification accuracy can be improved.

This utility model discloses a self-locking intermediate tensioning device for installing bridge housing parts, relating to the technical field of workpiece processing auxiliary devices. It includes a worktable, fixed seats, a fixed frame, fixed plates, a tensioning mechanism, and a fixing mechanism. Two symmetrically distributed fixed seats are fixedly connected to the upper surface of the worktable, and a fixed frame is fixedly connected between the two fixed seats. Two symmetrically distributed fixed plates are fixedly connected to the inner end face of the fixed frame. The fixed plates are fixedly connected to the upper surface of the worktable, and a tensioning mechanism is provided between the two fixed plates. The tensioning mechanism includes a hydraulic cylinder, a wedge-shaped tensioning plate, a moving block, and a central tensioning plate. This utility model features a tensioning mechanism where the hydraulic cylinder drives the wedge-shaped tensioning plate. Through the guidance of the T-shaped groove and the T-shaped plate, the vertical movement is converted into the horizontal expansion of the moving block and the central tensioning plate, thereby applying an adjustable tensioning force to the inner hole of the workpiece. This effectively ensures the dimensional stability and accuracy of the workpiece during subsequent processing such as press-fitting.

The invention relates to the technical field of display equipment, in particular to an intelligent lifting LED display screen support with a cable management function and a control method. The support comprises a base, and universal wheels with a locking function are arranged at the bottom of the base; the lifting stand column is composed of outer stand columns fixed to the base and inner stand columns capable of vertically moving relative to the outer stand columns, a connecting support is arranged on one side of each outer stand column, and the other end of each connecting support is fixed to the base. The fixed connecting plate is fixedly installed on the side faces of the top ends of the two connecting supports, a broadcast control box is arranged on the fixed connecting plate, and a power conversion circuit, a video sending card and a cable synchronous winding and unwinding mechanism are integrated in the broadcast control box; the screen body fixing frame is fixed to the top end of the inner stand column and used for installing an LED display screen body; and the intelligent driving control system is used for realizing lifting control, position memory and cable synchronous take-up and pay-off of the display screen. The problems that cables of an existing lifting support are exposed and disordered, adjustment is inconvenient, and an intelligent memory function is lacked are solved.

The invention discloses a transportation device for welding machining of industrial automation equipment parts, and belongs to the technical field of automobile part machining. The supporting legs are fixedly connected to the bottom of the mounting frame; a conveying roller and a conveying belt; the conveying rollers and the conveying belt are arranged on the inner side of the mounting frame. The mounting plate is fixedly connected to the upper end of the mounting frame; and the welding part is arranged on the inner side of the mounting plate. A single air cylinder is used for driving, and through an ingenious worm-worm wheel and ratchet wheel-pawl mechanism, the vertical movement of the lifting plate is accurately converted into 180-degree automatic overturning of a clamped workpiece. Therefore, automation of double-face welding of the workpiece is achieved, production efficiency is greatly improved, safe avoiding of the overturning action and a conveying line is guaranteed through unique'lifting-overturning-descending 'sequential control, mechanical interference is avoided, and the whole welding process is coherent, stable and reliable.