46results about How to "Up and down fast" patented technology

The invention discloses a vision measurement technology-based catenary geometric parameter measurement instrument and a detection method. The measurement instrument comprises a measurement trolley, wherein a baseline connected with the measurement trolley is horizontally arranged on the measurement trolley; a camera for acquiring the information of a catenary is arranged at each of the two ends of the baseline, and is connected with the baseline; a vertical rod connected with the measurement trolley is perpendicularly arranged on the measurement trolley; an angle-adjustable industrial computer for being communicated with the cameras is arranged at the top of the vertical rod. According to the measurement instrument and the detection method, the precision measurement instrument which can be used in field is developed based on a precision mechanical design in combination with the requirements of an industrial field environment by taking computer vision measurement as a core; massive data acquired in field is analyzed to construct a railway catenary state model to deeply and precisely measure the state of the catenary so as to form a driving safety early-warning system of a catenary system.

The invention discloses a cam jet dispensing device mainly composed of a servo nozzle 1, a firing pin 5, a servo motor 14, a cam 15, a movement arm 20, a micrometer head 24, a pressing plate 23, and a spring 22. The firing pin 5 is arranged on the movement arm 20, such that a movement part is formed. The firing pin 5, the movement arm 20, and the cam 15 form a cam mechanism. The servo motor 14 drives the cam mechanism to rotate. The cam mechanism drives the firing pin 5 to move up and down, such that the closing and opening of the firing pin 5 and the nozzle 1 are realized. High-pressure glue at the nozzle 1 is jet through the nozzle 1. The device has the main characteristics that: (1) power of the device used for driving the firing pin is provided by the cam rotated by the servo motor; the rotation speed of the servo motor is stable; firing pin moves fast up and down; and jet frequency is high; and (2) firing pin movement speed of the device is determined by motor rotation speed; the amount of coupling coefficients is low, and controlling is convenient.

The invention discloses a rotary lifting emergency escape ladder. After the rotary lifting emergency escape ladder is hauled to a pointed position by a vehicle or other motor-driven vehicles, four balanced supporting legs of the ladder are stretched under the action of a hydraulic system; a rotary platform is arranged on a pedestal; the rotary platform on a rotary base plate can rotate left and right; two hydraulic cylinders support a portal frame on the rotary base plate; a middle telescopic main frame and a lower telescopic main frame of three groups of telescopic main frames in the portal frame sequentially descend downwards under the actions of a self-locking motor and a steel rope at the top of the portal frame and under the action of a pulley block in turn; and after the middle telescopic main frame and the lower telescopic main frame descend to a certain depth, a telescopic frame stabilizing device stretches out and is then connected with a fixed object. The telescopic main frames, a buffering table, a bottom bridge and a ground bridge form a safe passage together. The rotary lifting emergency escape ladder has the advantages that: the ladder can be uprightly fixed, can be moved to any position to continuously carry in a way of a rolling lifter, can quickly ascend and descend to convey rescuers or goods from high-rise buildings above ground and from underground fields at a certain distance from the ground, and is safe, reliable, quick and convenient in use.

The invention relates to the field of electric vehicles, in particular to an integrated operation network intelligent control system for electric vehicles. The integrated operation network intelligent control system for electric vehicles comprises a vehicle body plate, a chassis, seat boxes, a power system and an operating system, and is characterized in that the operating system comprises an energy subsystem and an auxiliary system. The energy management system is respectively connected with a power battery, a charger and an electronic control unit to allow for real-time monitoring of the power battery. The power battery is connected with a power converter to allow for power outputting. The vehicle body plate is in a closed structure. Three to eight glass-window doors are arranged on each side of a vehicle body and as many as the rows of seat boxes. Compared with the prior art, the integrated operation network intelligent control system for electric vehicles has the advantages that the requirements of passengers for fast boarding and alighting and safety escape are met; information transmission through network is allowed by means of a network intelligent data acquisition module which is highly universal and fully functional; Modbus field bus protocol is adopted; and the system with the 100Ah lithium iron phosphate battery pack is long in service life and pollution-free.

The invention relates to the technical field of transportation facilities, in particular to a highway and railway combined transporting intelligent transport vehicle. The highway and railway combinedtransporting intelligent transport vehicle comprises a vehicle body, a track wheel driving system, a highway wheel driving system and a power supply, wherein the track wheel driving system, the highway wheel driving system and the power supply are connected with the vehicle body; a lifting rotation mechanism is arranged at the bottom of the vehicle body; the highway wheel driving system can lift relative to the track wheel driving system so that the bottom of the highway wheel driving system is higher than or lower than the bottom of the track wheel driving system so as to realize switching between the highway wheel driving system and the track wheel driving system; the track wheel driving system and the highway wheel driving system are driven by the power supply; and an extended-range power generator connected with the power supply is also arranged on the vehicle body. According to the highway and railway combined transporting intelligent transport vehicle, automatic switching betweenthe track wheel driving system and the highway wheel driving system can be independently realized, flexible transportation between highways and railways can be realized, and rapid transferring of goods between the highways and railways can be realized.

The invention discloses a non-contact driving method used for a faraday cup in an accelerator, comprising the following steps: a non-magnetic metal tube (1) and a vacuum system shell (4) are manufactured into an integral structure; a magnetic column (3) is embedded at the upper end of a magnetic column body (9); the faraday cup (10) is connected on the magnetic column body (9); the magnetic column (3) is arranged in the non-magnetic metal tube (1) communicated with the vacuum system, and can move smoothly in the metal tube (1); a magnetic ring (2) is sheathed outside the metal tube (1); and the polarity direction of the magnetic ring (2) is opposite to that of the magnetic column; the magnetic column (3) is coupled with the magnetic ring (2). The non-contact driving method provided by the invention is used for the rapid reciprocating motion devices such as faraday cup in the accelerator, and has accurate positioning and rapid driving speed.

The invention relates to the technical field of railway equipment, in particular to a vehicle dually used for highways and railways. The vehicle comprises a vehicle body, a track wheel driving systemand a highway wheel driving system. The track wheel driving system and the highway wheel driving system are connected with the vehicle body. The bottom of the vehicle body is equipped with an elevating rotary mechanism. The highway wheel driving system can elevate relative to the track wheel driving system such that the bottom of the highway wheel driving system is higher or lower than the bottomof the track wheel driving system. Therefore, switch between the highway wheel driving system and the track wheel driving system is achieved. The vehicle used for highways and railways automatically and freely switches between the track wheel driving system and the highway wheel driving system such that the vehicle used for highways and railways can rapidly switch between highways and railways under multiple roadbed conditions. Accordingly, the vehicle can rapidly go up and down a track under intelligent control.

The invention discloses a pull lifting platform for railway rescue, which belongs to the technical field of engineering machinery and solves the defect that inconvenience is caused to normal running on railway as a result of a poor rescue working condition while conventional construction equipment in the prior art has faults on the railway. The pull lifting platform is characterized in that a mainbody structure comprises a platform, wherein a rail, a pull mechanism, a travelling device, a folding supporting leg lifting mechanism and a control system are arranged on the platform; and the control system is separately connected to the pull mechanism, the travelling device and the folding supporting leg lifting mechanism. The pull lifting platform is mainly used for pulling down constructionequipment with faults from the railway.

The invention discloses a device for simulating oxide film generation on a thin-strip continuous casting crystallization roll and a method thereof. The device comprises a melting system, an atmospherecontrol system, a film collecting system, an oxygen partial pressure measuring instrument which is used for measuring the oxygen partial pressure in an induction furnace, and a temperature acquiringsystem which is connected with a thermocouple that is embedded into a substrate. The wall surface of the furnace body which corresponds with the upper part of a crucible is provided with an air curtain cover. The inside wall of the air curtain curve is provided with a plurality of gas holes which can eject protective gas for preventing contact between the protective atmosphere and outer air. The film collecting film comprises the substrate above a crucible, and a lifting mechanism which controls the substrate to lift. The substrate is internally provided with a cooling liquid pipe with a cooling medium. The device and the method can be used for simulating an oxide film generating process on the surface of a crystallization roll in actual double-roll thin-strip continuous casting and has high simulating performance and high economic performance. Furthermore the oxide deposited film formed on the substrate can be easily collected, thereby facilitating research of an oxide film forming mechanism and influence of the oxide film to heat transferring in a sub-quick solidification process.

The invention relates to a method and a device for making a plant fiber product with paper pulp by means of molding. According to the technical scheme, a method for moving a mold of a plant fiber molding machine up and down comprises the following steps: 1) while a plant fiber molding product is manufactured, fixing a vertical moving mold which can make up and down straight line movement at one end of a sliding column, or fixing the vertical moving mold at one end of the sliding column through a mold mounting plate, and driving the vertical moving mold to make up and down straight line movement through the sliding column which is positioned on an upper rack and is capable of sliding vertically up and down relative to the upper rack; and 2) connecting the sliding column with a weight balance block through a weight balance connecting line or a chain mounted on a fixed pulley in a span manner, rotationally positioning the fixed pulley or a sprocket on the upper rack, and tracking the weight balance block of the sliding column through the weight balance connecting line or the chain. The method and the device are high in guiding precision, short in forming cycle, stable in operation, high in output, and capable of eliminating hydraulic oil pollution of wet blanks.

The invention provides an operation platform for replacing radial gate side water stop rubber and a construction method thereof.The operation platform comprises positioning channel steel, the positioning channel steel is provided with fixing channel steel, the fixing channel steel is provided with a plurality of supporting channel steel, one ends of the supporting channel steel are connected with the fixing channel steel, and the other ends of the supporting channel steel are provided with adjusting channel steel; a lifting device capable of sliding up and down is arranged on the supporting channel steel, and a telescopic elevator is arranged on the lifting device. Workers are prevented from replacing the side water stop rubber in the hanging basket, the personnel safety is ensured, the working difficulty is reduced, large hoisting equipment is prevented from being occupied for a long time, and the cost is saved. The lifting device enlarges the overhaul range, is quick to disassemble and assemble, simple in structure, high in practicability, low in investment, single in material selection of machined parts, capable of replacing a certain damaged connecting part, and capable of reducing cost by using a U-shaped bolt, the lead screw can be suitable for the radial gate, potential safety hazards caused by shaking during overhaul can be avoided, and the service life of the radial gate is prolonged. Damage caused by friction between the adjusting channel steel and the gate can be eliminated.

The invention discloses an amphibious multipurpose high-speed ferry. The ferry comprises a vehicle body and wheels, wherein the lower part of the vehicle body is sealed; a propeller and a steering rudder are arranged at the tail of the vehicle body; foldable main buoyancy plates are arranged on two sides of the vehicle body; an upright air intake pipeline for air intake of a vehicle body engine isarranged in the front of the vehicle body; loading and unloading plates are arranged in the front and rear of the vehicle body. Buoys are arranged at the lower part of the main buoyancy plates. The propeller and the steering rudder are arranged in the back of the buoys. Traditional armies can be rapidly turned into navies by sealing the vehicle body and unfolding the foldable buoyancy plates, thefloating-on-the-sea shore-to-shore beach landing mode of heavy main battle tanks is achieved, various other complicated intermediate steps are omitted, and the traditional beach landing mode and thecoastal defense mode are subverted. The tactical application of the army fighting the sea battle can be achieved, and own special features and advantages are developed to the greatest extent. The ferry has low manufacturing cost, can be manufactured and used on a large scale, and enhances fighting capacity.

The invention relates to a rapid boarding and alighting system for a vacuum pipeline maglev train, and belongs to the technical field of rail transit. The system comprises a fixed channel and a movingchannel, a sealing isolation door is installed at a platform passage port, the moving channel is provided with a connection port, and the bottom of the moving channel is supported on a ground rail through rollers and connected with a translation driving device; the port of the connection port is provided with a butt joint sealing ring, and the two sides of the connection port are provided with drag hook type locking mechanisms; the fixed channel and the movable channel are connected in a sealed mode through sealing tarpaulin. The sealing isolation door is provided with bearing wheels supported on the door carrying rails, jacking cylinders are installed at the positions of the bearing wheels, and the front ends of telescopic push rods of the jacking cylinders directly face the sealing isolation door. By adopting a series of comprehensive sealing measures, the vacuum degree of the vacuum pipeline is reliably kept, the running performance of a train is guaranteed, and the sealing isolation door is isolated from the sealing pressing acting force at the two ends of the train outer door, so that the sealing isolation door and the train outer door do not interfere with each other, and the sealing effect can be kept.

The invention discloses a nursing dressing change cart for oncology department. The nursing dressing change cart comprises a bottom plate, a first side plate, a second side plate and a cover plate, wherein the first side plate is symmetrically fixed on an upper surface of the bottom plate, the second side plate is fixed on one end of the upper surface of the bottom plate, and the second side plateis fixedly connected to the first side plate, two first side plates and one second side plate are fixed with the cover plates at tops, a placement plate is fixed between the two first side plates, afirst partition plate is fixed on an upper surface of the placement plate, a top of the first partition plate is fixedly connected to the cover plate, a second partition plate is symmetrically fixed on a lower surface of the placement plate, the second partition plate is fixedly connected with the bottom plate, lifting mechanisms are symmetrically fixed at two ends of the first side plate, and driving mechanisms are installed inside the first side plate and the placing plate. The nursing dressing change cart is convenient for people to adjust a height of a supporting tray according to factorssuch as height, has a faster adjustment speed, and is convenient for people to use.

The invention belongs to the technical field of forestry equipment and particularly relates to a cedar branch trimming device for forestry. To solve the problem that an existing pruning tool cannot prune branches dozens of meters high, the following scheme is provided: the device comprises a groove-shaped plate seat which is vertically arranged, the groove-shaped plate seat comprises two side protection plates and a middle plate, roller holes are formed in the upper and lower ends of the two side protection plates, roller driving boxes are arranged on the sides, close to the roller holes, of the opposite sides of the two side protection plates correspondingly, driving wheels are rotatably connected to the positions, close to the roller holes, of the roller driving boxes correspondingly, two parallel vertical plates are fixed to the edge of one side protection plate, and the same rotating shaft is rotatably connected between the two vertical plates. When the device is used, the device can drive a plain-end knife to rapidly make contact with small branches outside tree trunks when rapidly rushing upwards, and strong kinetic energy is matched with sharp knife edge support to smoothlycut off side branches.

The invention relates to the technical field of 3D printing, in particular to a 3D printing metal powder collecting device. The 3D printing metal powder collecting device comprises a hollow machine frame; a rotating assembly is disposed at the top of the machine frame; the output end of the rotating assembly can rotationally penetrate through the two surfaces of the top of the machine frame to extend towards the upper end of the interior of the machine frame; a turnover assembly is disposed at the upper end of the interior of the machine frame; the output end of the rotating assembly is in transmission connection with the interior of the turnover assembly; a shaking assembly is disposed below the turnover assembly; the output end of the turnover assembly is fixedly connected with the interior of the shaking assembly; a positioning clamping assembly for clamping workpieces is disposed below the shaking assembly; and the output end of the turnover assembly is fixedly connected with the interior of the positioning clamping assembly. The 3D printing metal powder collecting device can shake out and collect metal powder automatically at multiple angles in a high-speed shaking mode.

The invention discloses a novel dynamic axial compression column pneumatic control structure. The novel dynamic axial compression column pneumatic control structure is composed of a pneumatic control assembly, a hydraulic control assembly, a hydraulic drive assembly and an execution original part; the pneumatic control assembly comprises a gas source switch, a gas pressure adjusting valve and a manual gas path four-way reversing valve; the hydraulic drive assembly comprises a pneumatic hydraulic pump, a gear pump and a speed regulating valve; the hydraulic control assembly comprises a pneumatic control direction switching valve I, a pneumatic control direction switching valve II and an overflow valve; and the execution original part is an oil cylinder. As the gear pump is additionally arranged in the pneumatic control structure, and the filling work of chromatography packing can be finished rapidly; and the pneumatic control structure formed by the pneumatic control direction switching valves and the manual gas path four-way reversing valve is used for switching an output oil path, and the system runs safely, reliably and stably.

A planar flying probe testing device disclosed by the invention comprises a rack and a processing chamber installed on the rack. The front end of the processing chamber is fixedly provided with a baffle plate, the top of the processing chamber is fixedly provided with two cylinders, the end parts of the two cylinders are jointly fixedly provided with a lower pressing plate, the bottom of the lower pressing plate is fixedly provided with a partition plate, positioning mechanisms are arranged on the two sides of the partition plate, two feeding motors are fixed to the upper end of the rack, feeding lead screws are fixed to output shafts of the two feeding motors, and the side walls of the two feeding lead screws are jointly in threaded connection with a material box. The device has the advantages that the electromagnet and the capacitor are arranged, when each cylinder is started, the capacitor is charged at the machining moment, charging is rapidly completed, then power is cut off, and discharging is performed outwards so that when the cylinder drives the whole to press downwards, the probe temporarily shrinks, instant extrusion collision is avoided, and the probe slightly and slowly moves downwards to make contact with a plate after short time delay; and the impact on the plate can be reduced, and tin soldering on the surface of the plate is not damaged.

The invention discloses an etching device for a semiconductor monolithic integrated circuit, which comprises a mounting seat, an up and down feeding assembly, a longitudinal sliding assembly, a knife seat, a lateral sliding assembly, a protective cover and an etching assembly. One side of the mounting seat is provided with a An up and down feed assembly, one side of the up and down feed assembly is provided with a longitudinal slide assembly, one side of the up and down feed assembly is also provided with a knife seat, and one side of the longitudinal slide assembly is connected with a lateral slide Assemblies, the bottom of the lateral sliding assembly is provided with an etching assembly, a protective cover is installed on one side of the lateral sliding assembly, the lateral sliding assembly includes a base plate, and a third guide rail is installed on one side of the base plate , one side of the third guide rail is slidably connected with a third lead screw sliding pair, the top of the third lead screw sliding pair is also installed with a second telescopic cylinder, the output rod of the second telescopic cylinder is connected to the base plate connected, the present invention has the characteristics of high processing efficiency and multiple functions.

The invention relates to the technical field of a vehicle auxiliary equipment design and discloses auxiliary equipment for a person with mobility difficulties to get on and off a vehicle. The equipment comprises a supporting platform mechanism used for bearing the person with mobility difficulties to get on and off the vehicle, and a lifting mechanism used for lifting the supporting platform mechanism. The lifting mechanism comprises a connecting rod mechanism and a telescopic cylinder which is hinged to the connecting rod mechanism and can drive the connecting rod mechanism to deform, and theconnecting rod mechanism and the telescopic cylinder are hinged to a mounting base; and a guide rail mechanism which can allow the mounting base to linearly slide is included, the guide rail mechanism comprises a movable bottom plate, and the mounting base is arranged on the movable bottom plate. The supporting platform mechanism is controlled by the lifting mechanism to ascend and descend and horizontally move towards or away from a vehicle aisle, and the lifting mechanism is controlled by the guide rail mechanism to transversely move. Auxiliary equipment wheelchair lifting and seamless buttjoint operation of the wheelchair and the vehicle aisle are completed at a time, the whole set of action is standard and coherent, the auxiliary equipment is not complex in design, and the person with mobility difficulties are smoothly helped to get on and off the vehicle quickly.

The invention provides a gearshift device for testing an automobile gearbox, which is simple in structure, can not only realize fast shift, but also has low maintenance cost, high reliability, stability and safety performance, and can automatically operate complex movement. The gearshift device comprises a pedestal. A cylinder is arranged under the pedestal. A working bench is arranged above the pedestal. The center of the pedestal is provided with a through hole. A piston rod of the cylinder passes through the through hole and is fixedly connected with the bottom of the working bench. The pedestal is fixedly provided with a guide block. The guide block is provided with a jack. A guide rod passes through the jack and the pedestal. One end of the guide rod is fixed on the bottom of the working bench, and the other end of the guide rod is fixedly connected with a support plate. The working bench is slidably connected with a servo electric cylinder which is externally connected with a gearshift mechanism.

The invention discloses a novel cam-connecting rod mechanism of a rapid forming machine. The novel cam-connecting rod mechanism is mounted on a base. A horizontally-arranged rack is fixed to the top end of the base through a support. A drive motor is fixed to one side of the bottom end of the rack through a screw. An output shaft of the drive motor is connected with a cross universal coupling. Oneend of the universal coupling is connected with a horizontally-arranged transmission rod. One end of the transmission rod is connected with the other cross universal coupling, and the bottom end of the cross universal coupling is connected with a gear reducer. One end of the gear reducer is connected with a horizontally-arranged drive shaft. The drive shaft is in transmission connection in the rack. Multiple evenly-arranged first conic gears are mounted on the drive shaft. Multiple rotating shafts are arranged on one side of the drive shaft. The rotating shafts are rotationally connected to the rack. The rotating shafts are perpendicular to the drive shaft. One end of each rotating shaft is connected with a second conic gear. According to the novel cam-connecting rod mechanism, a sealingbox can rapidly move up and down, and the production efficiency of the forming machine is improved.

The invention discloses a south interisland traffic boat capable of landing, and belongs to the field of ship design. The south interisland traffic boat capable of landing at least comprises a boat body, a water spray lifting and propelling device, a general propelling device and a power control system; the water spray lifting and propelling device comprises a water absorption opening, a hosepipewith compression resistance capacity, a rigid pipeline, a water pump and a water injection opening, the water absorption opening is connected with the rigid pipeline through the hosepipe, the water absorption opening and the water pump are arranged on the rigid pipeline, and the rigid pipeline is arranged on the parts of the boat body except the stern; the general propelling device comprises a semi-submerged propeller, and the semi-submerged propeller is located at the stern of the boat body; the power control system is connected with the water spray lifting and propelling device or the general propelling device at the same time; and the problems that an existing island landing tool has large boundedness, and personnel are difficult to conveniently land the island are solved, and the effects that the environmental suitability of a ship boat to south island reefs is improved, material supply and personnel up and down are conveniently and rapidly carried out, and the operability is highare achieved.

The invention discloses a south interisland traffic boat capable of landing, and belongs to the field of ship design. The south interisland traffic boat capable of landing at least comprises a boat body, a water spray lifting and propelling device, a general propelling device and a power control system; the water spray lifting and propelling device comprises a water absorption opening, a hosepipewith compression resistance capacity, a rigid pipeline, a water pump and a water injection opening, the water absorption opening is connected with the rigid pipeline through the hosepipe, the water absorption opening and the water pump are arranged on the rigid pipeline, and the rigid pipeline is arranged on the parts of the boat body except the stern; the general propelling device comprises a semi-submerged propeller, and the semi-submerged propeller is located at the stern of the boat body; the power control system is connected with the water spray lifting and propelling device or the general propelling device at the same time; and the problems that an existing island landing tool has large boundedness, and personnel are difficult to conveniently land the island are solved, and the effects that the environmental suitability of a ship boat to south island reefs is improved, material supply and personnel up and down are conveniently and rapidly carried out, and the operability is highare achieved.

The invention relates to the field of spinning equipment, in particular to an electronic knitting needle for a large-diameter circular knitting machine. The electronic knitting needle comprises an inner needle, a needle body, a needle seat, an inner needle sliding way, an inner needle air path, a needle body air path, an inner needle control electromagnetic valve, a needle body control electromagnetic valve, a vacuum pump and a program controller. The inner needle is installed on the needle body through the inner needle sliding way, the needle body is provided with a needle body limiting groove, the needle seat is provided with a needle body sliding way, the needle body is installed on the needle body sliding way of the needle seat, the inner needle sliding way is connected with the inner needle air path, the vacuum pump is provided with a vacuum opening and a high pressure opening, the needle body sliding way is connected with the needle body air path, and the channel selection of the inner needle control electromagnetic valve and the channel selection of the needle body control electromagnetic valve are controlled by the program controller. By means of the electronic knitting needle, the resource utilization rate is increased, the installing time is shortened, control is simple and reliable, the cost of the knitting machine and the load in the operation process are reduced, and the working efficiency of the knitting machine is improved.

The invention relates to the technical field of traffic equipment, in particular to a highway and railway dual-purpose intelligent multifunctional running platform. The highway and railway dual-purpose intelligent multifunctional running platform comprises a running platform main body, a track wheel driving system and a caterpillar driving system, wherein the track wheel driving system and the caterpillar driving system are correspondingly connected with the running platform main body; a lifting rotation mechanism is arranged at the bottom of the running platform main body; and one of the track wheel driving system or the caterpillar driving system is rotationally connected with the running platform main body through a rotation mechanism so that the bottom of the caterpillar driving systemis higher than or lower than the bottom of the track wheel driving system so as to realize switching between the caterpillar driving system and the track wheel driving system. According to the highway and railway dual-purpose intelligent multifunctional running platform, automatic switching between the track wheel driving system and the caterpillar driving system can be independently realized sothat the highway and railway dual-purpose intelligent multifunctional running platform is rapidly switched between highways and railways under multiple roadbed conditions; and therefore, the highway and railway dual-purpose intelligent multifunctional running platform rapidly gets on and gets off tracks under intelligent control.

The invention discloses a tab punching machine which comprises a rack, wherein an air cylinder feed mechanism and an air cylinder connecting rod punching mechanism are arranged on the rack and move left and right; a screw rod of the air cylinder feed mechanism is controlled by a servo motor to move front and back; the air cylinder connecting rod punching mechanism comprises an upper die connecting rod device, a lower die connecting rod device and a jacking air cylinder; the upper die connecting rod device and the lower die connecting rod device are controlled by the jacking air cylinder; and when the air cylinder connecting rod punching mechanism carries out punching action on a battery cell tab, the upper die connecting rod device controls an upper die to move downwards, and the lower die connecting rod device controls a lower die to move upwards. With adoption of the tab punching machine, four slotted holes are simultaneously punched in the battery cell tab, and two of the slotted holes of the battery cell tab are locked in a tab connecting piece through four screws to overlap battery cells, so that the effect of separately dismantling and replacing the battery cells is realized, and maintenance and reuse are facilitated.

The invention relates to the technical field of traffic, in particularly to a method for ascending and descending an intelligent multi-functional driving platform for railways on a track. The method comprises a track-ascending mode and a track-descending mode. The track-ascending mode comprises the step 11: through a driving system for road driving, a driving platform body is vertical to the trackvertical direction and driven to the center of the track; step 12, an elevating rotary mechanism stretches downwardly in order to lift the driving platform body to a certain height, the driving platform body rotates 90 degrees such that track wheels are aligned with a rail; step 13, the driving system for road driving ascends relative to a track wheel driving system such that the bottom of the driving system for road driving is higher than the bottoms of the track wheels, and descending the driving platform body through the elevating rotary mechanism in order to finish switching; step 14, lifting the elevating rotary mechanism. The intelligent multi-functional driving platform for railways can automatically switch between the track wheel driving system and a crawler belt driving system. Therefore, the intelligent multi-functional driving platform for railways can be ascended and descended from the track under intelligent control.