17 results about "Portal frame" patented technology

The invention relates to the technical field of pipeline vibration tests, and particularly discloses a pressure balancing system and method for a rocket conveying pipeline system vibration test. The upper end of a test piece in the system is fixed to a portal frame through a pipeline upper-end fixing tool, the lower end of the test piece is connected with a vibration table through a vibration tool in a pressure balancing device, and the pressure balancing device is further connected with a force and displacement monitoring system. The test piece is connected with a measurement and data acquisition system and a control system, and the pipeline upper-end fixing tool is connected with a water injection pressurization system used for liquid filling and air inflation testing on the test piece. The pressure balancing system and method can be used for balancing pipeline deformation caused by the pressure effect and especially for large deformation caused by deformability of a corrugated pipe and ensure that all end faces of a pipeline are located at an initial position of a product as required; meanwhile, the freedom degree in the vibration loading direction can be guaranteed, and the influences on thrust of equipment can be reduced to the maximum extent.

The invention discloses a system and a method of monitoring illegal traffic parking in a yellow grid line area. The system comprises a high-definition camera, a light supplement lamp, an industrial control computer, network equipment and a computer monitoring system. The camera and the light supplement lamp are arranged on a portal frame of a monitored road section. The industrial control computer is arranged inside a roadside power supply box. The high-definition camera and the light supplement lamp are electrically connected with the industrial control computer through network cables. The industrial control computer is electrically connected with the computer monitoring system through the network equipment via a network cable. The industrial control computer receives shooting data of the high-definition camera and meanwhile identifies the license plates of illegally parking vehicles. The system has the beneficial effects that interference of trees, pedestrians and other motor vehicles is effectively filtered by selecting a binary morphology algorithm during an image segmenting and identifying process; and great anti-noise performance is achieved. By adopting an optimized image processing method, the system can monitor illegal parking behaviors in yellow grid line areas of four lanes simultaneously. The system achieves a high recognition rate, high accuracy and high real-time performance.

The invention discloses a track suspension type multifunctional orchard mechanical device. The device comprises a lifting mechanism, a U-shaped connecting base, a fixed shaft rotating mechanism, a movable roller skating mechanism, a picking mechanical arm, an irrigation mechanism, a movable portal frame, a water storage tank and a collecting tank. The device integrates irrigation, monitoring, picking and transportation, is high in mechanical automation degree, low in labor intensity of personnel and high in working efficiency, greatly reduces the planting cost of fruit trees, improves the yield of high-branch fruit trees, saves a large amount of labor force, improves the income of fruit farmers, and promotes the development of large-scale and mechanical production of orchard planting; and a simulation manipulator of a Cartesian coordinate type structure is matched with walking, lifting, rotating and sliding structures to perform picking operation, and movements in all directions are mutually independent, so that obstacle avoidance and timely adjustment of a picking track in a picking process are facilitated, the position precision is high, personnel operation is convenient, and the fruit picking success rate is increased.

The invention discloses a bridge ship-collision-prevention height limiting frame. The height limiting frame is arranged on one side, facing the ship approaching direction, of a bridge frame and comprises a portal frame, an elastic buffer part, fixed piles and tension damping rods; the portal frame is arranged on the outer side of the bridge frame in a manner of being spaced from the bridge frame,the portal frame comprises a cross beam and stand columns connected to the two ends of the cross beam, the bottom ends of the two stand columns are hinged to a bridge bearing table, the elastic bufferpart is arranged between the portal frame and the bridge frame, the fixed piles are arranged outside the bridge bearing table, the tension damping rods are arranged on the side, back onto the bridgeframe, of the portal frame, and correspond to the stand columns, the tension damping rods can be tensioned to extend, one ends of the tension damping rods are hinged to the upper ends of the stand columns, and the other ends of the tension damping rods are hinged to the fixed piles. According to the bridge ship-collision-prevention height limiting frame, safety of the bridge frame can be effectively protected, and mounting and maintaining on a shipping lane are facilitated.

The invention relates to a continuous casting molding machine of rotary castings. The continuous casting molding machine is composed of a distribution box positioning section, a die assembly sending section, rotation mould bases and portal frames, wherein the distribution box positioning section and the die assembly sending section are in mirror symmetry, the two symmetrical rotation mould bases are fixedly installed at an intermediate shaft portion between the distribution box positioning section and the die assembly sending section, and the portal frames are fixedly installed on two sides of the position between the rotation mould bases and the die assembly sending section. The continuous casting molding machine is high in intelligentization degrees and production efficiencies, uniform in processed product shapes, wide in application ranges, good in application prospects, high in degrees of intelligence and automation and capable of manufacturing various rotary castings and effectively guaranteeing qualities of rotary civilian castings.

The invention relates to a single-side welding machine used for an electrostatic dust collector moving electrode plate. The single-side welding machine comprises a rack (3), wherein the rack (3) is connected with a motor (2); a conveying device (9) is horizontally arranged on the upper side of the rack (3); the motor (2) is connected with the conveying device (9) by a transmission device (1) in a transmission fitting way; a portal frame (12) is arranged above the rack (3); the portal frame (12) is fixedly connected with a group of cylinders (7); piston rods of the cylinders are downwards arranged; the piston rod of each cylinder (7) is connected with a resistance spot welding machine (13); a control device (8) is also arranged at one side of the rack (3); and the control device (8) is connected with the cylinders (7) and the resistance spot welding machines (13) in a control way. The single-side welding machine used for an electrostatic dust collector moving electrode plate has the advantages that the production efficiency is high; the welding stability is ensured; the automation of the welding process is realized; and the production cost is reduced.

The invention discloses an automatic injection molding system. The system comprises an injection molding machine, a feeding mechanism is arranged at the left side of the injection molding machine, a discharging mechanism is arranged at the right side of the injection molding machine, and a picking and placing manipulator portal frame mechanism is arranged between the feeding mechanism and the discharging mechanism; the feeding mechanism can realize the clamping, transferring and positioning of magnetic ring full plates, the picking and placing arrangement of magnetic ring strips in the plates,the sub-packaging of the magnetic rings for the preparation of the grabbing of the magnetic rings, and the stacking and transporting of empty plates; the discharging mechanism can realize the lifting, transferring and positioning of finished product empty plates, the placing of finished products into the finished product plates after the arrangement of the finished products, and the stacking andtransporting of finished product full plates; and the picking and placing manipulator portal frame mechanism realizes the picking and placing of the magnetic rings before and after injection molding.The automatic injection molding system can realize the automatic picking and placing before and after the injection molding of the cylindrical magnetic rings and the simultaneous picking and placing of eight magnetic rings, and has a high precision and a good stability.

The invention relates to a parallel flow evaporator partition plate assembling and riveting tool and a using method. The parallel flow evaporator partition plate assembling and riveting tool comprises a base plate, a portal frame, an air cylinder, a partition plate press rod module, a workpiece adjusting module and a storage module, wherein the portal frame is fixedly installed on the base plate, the air cylinder is vertically installed at the top of the portal frame and is connected with the partition plate press rod module located in the portal frame, a partition plate guide block is installed on the base plate corresponding to the partition plate press rod module, the right side of the partition plate guide block is communicated with the horizontally-arranged storage module, and the workpiece adjusting module is horizontally installed on the left side of a base corresponding to the storage module. The parallel flow evaporator partition plate assembling and riveting tool drives a partition plate press rod and a tapered wedge to act through actions of the air cylinder, and a partition plate assembling and riveting process can be completed on one time. The parallel flow evaporator partition plate assembling and riveting tool is simple in structure, scientific and reasonable in design, capable of saving working time, high in machining pass percent and flexible and convenient to operate, improves the working efficiency and has wide popularization and application value.

The invention discloses a plate clamping fixture which comprises a supporting frame arranged on a portal frame, wherein a front clamping piece and a rear clamping piece fit with the front clamping piece are arranged at the lower end of the supporting frame; the front clamping piece is fixed at one side of the supporting frame; the rear clamping piece is movably arranged at the lower end of the supporting frame; the rear clamping piece is connected with a driving component, and is driven to move forward and reversely at the lower end of the supporting piece by the driving component; the driving component comprises a host drive, an auxiliary drive and a circularly rotating driving belt; and the driving belt is jointly driven by the host drive and the auxiliary drive. The plate clamping fixture has the advantages of simplicity and convenience in operation, high practicability, and flexibility in use; and a chain can be tensioned to move forwardly, to be kept tightened, and to be locked by the auxiliary drive, so that an augmenting force is applied to the rear clamping piece to clamp a plate, and the clamping stability is improved.

The invention discloses a double-layer composite board leveling machine, and relates to leveler equipment. The double-layer composite board leveling machine comprises a portal frame, and an upper-layer leveling roller system and a lower-layer leveling roller system arranged on the portal frame; the upper-layer leveling roller includes an upper roller system upper leveling roller, and an upper roller system lower leveling roller driven by a power device; the upper roller system upper leveling roller is arranged on an upper movable cross beam of the portal frame; the lower-layer leveling roller system includes a lower roller system upper leveling roller and a lower roller system lower leveling roller driven by a power device; and the lower roller system lower leveling roller is arranged on a lower movable cross beam of the portal frame. The double-layer composite board leveling machine can synchronously level an upper double-metal composite board and a lower double-metal composite board, is high in production efficiency, and reduces the production cost.

The invention provides metal cutting equipment for computer radiator manufacturing, and relates to the technical field of computer radiator machining, the metal cutting equipment comprises a workbench, a placing table is fixedly mounted on the upper surface of the workbench, a metal plate is fixedly placed in the placing table through a pressing plate, and a portal frame is mounted on the upper surface of the workbench and stretches across the placing table; a cutting assembly is arranged in the portal frame, the cutting assembly comprises a first driving structure and a second driving structure, protective covers are fixedly connected to the bottom ends of the first driving structure and the second driving structure through fixing blocks correspondingly, and cutting knives are rotationally arranged in the protective covers through second servo motors; and a grinding assembly is arranged on the opposite sides of the two protective covers, by arranging the cutting assembly, the two cutting knives can move at the same time and conduct cutting at different distances, by arranging the grinding assembly, the cutting surfaces can be ground when the cutting knives reset, and therefore the working efficiency can be improved to a large extent.

The invention discloses an intelligent car washing system with a hoisting eight-axis mechanical arm, which comprises a portal frame, wherein a longitudinal double-axis system is longitudinally arranged at the upper end in the portal frame; an X-axis moving rail is arranged on the surface of the longitudinal double-axis system; a transverse double-axis system is transversely arranged at the upper end in the portal frame; a Y-axis moving rail is arranged on the surface of the transverse double-axis system; six-axis mechanical arms are slidably connected into the X-axis moving rail and the Y-axismoving rail; the lower end of the six-axis mechanical arm is provided with a mechanical arm installation spray nozzle connector; the six-axis mechanical arm can move on the X axis and the Y axis by utilizing the X-axis moving rail and the Y-axis moving rail, so that car washing operation can be carried out in multiple directions. By means of the six-axis mechanical arm, the water spraying direction can be adjusted in a multi-angle mode, then the car washing area is increased, the mechanical arm installation spray nozzle connector is utilized, the car washing spray nozzle can be installed on the mechanical arm installation spray nozzle connector, and thus car washing is convenient.

The invention discloses a moving column type gantry milling machine driven by a single lead screw and an assembling technique of the moving column type gantry milling machine. The moving column type gantry milling machine driven by the single lead screw comprises a bed body, a workbench, a first slide table, a portal frame, a second slide table, a main shaft component and a lead screw, wherein a rectangular gap is arranged between the workbench and the bed body, the first side table passes through the rectangular gap, and the first slide table is glided along lead rails at both sides of the bed body; the portal frame is rigidly connected with the first slide table to form a hollow square shaped structure; a second slide table is arranged between the main shaft component and the portal frame, and the second slide table is crossly glided along a cross arm of the portal frame; the main shaft component is glided in longitudinal direction along the slide rail of the second slide table, and middle part of the bed body is provided with a sole lead screw; the middle position of a bottom part of the slide table is fixed with a lead screw nut. The structure has very good rigidity of the mobile portal frame at the greatest extent, and largely improves the stress deformation of the device at work, promotes equipment precision, simplifies assembling technique; moreover, requirement on the control stem is low, and cost is saved.

The invention discloses feeding and taking equipment for hardware electroplating. The equipment structurally comprises a suction frame, an objective table, a slide, a portal frame, an air pump, a taking grid, a support seat and a guide rail, wherein the suction frame is movably matched with the surface of the slide; the objective table is fixed on the upper end surface of the support seat and is fixedly embedded with the support seat; the portal frame is in bolted connection with the two sides of the slide through; the air pump is in bolted connection with the top end of the portal frame; thetaking grid is fixed at the upper end of the support seat in a clearance fit mode; the surface of the support seat is fixedly connected to the guide rail in an embedded mode; the guide rail is in sliding fit with the bottom end of the taking grid; the suction frame comprises a positioning groove, an adjusting bolt, a frame rod, a fixing plate and a suction roller; the interior of the positioning groove is in bolted connection with the adjusting bolt; and the positioning groove is connected to the central position of the upper surface of the frame rod in an embedded mode. According to the equipment, machined electroplating screws are effectively sucked and clamped in a one-to-one correspondence mode, and the problem that due to the fact that clamping jaw type screws with multiple jaws are different in contact area, friction force is different, and an electroplated layer which is just electroplated is rubbed to be damaged is solved.