334 results about "Metal forming" patented technology

The invention provides a plate forming control method and device based on deep learning, and relates to the technical field of stamping control, and the method comprises the steps: training an original CNN model through a sample data set, and obtaining an intermediate CNN model; the sample data set comprises plate static data and springback data; the plate static data comprises initial size parameters and material parameters; the rebound data comprises a first displacement field after the pressure head is evacuated and the plate is rebounded under different punching depths; determining displacement field compensation values corresponding to the different stamping depths based on a first displacement field error corresponding to the experimental data and the simulation data before the rebounding of the plate under the different stamping depths and a second displacement field error after the rebounding of the plate; adjusting the parameters of the intermediate CNN model by using the displacement field compensation value until the prediction error of the intermediate CNN model is less than a preset threshold, and obtaining a target CNN model; and the plate static data of the to-be-processed plate and the target forming effect are input into the target CNN model, and the target stamping depth is obtained.

The invention discloses a method for manufacturing an aluminum alloy thin-wall part through hot shape correction of a rubber bag after sheet metal forming. The method comprises the steps that firstly, an aluminum alloy thin-wall part blank is obtained through sheet metal forming; secondly, the blank is subjected to solution treatment; thirdly, the blank obtained after solid solution treatment is put into a refrigerator to be stored; fourthly, the rigid mold, the rubber bag and the like are installed on a press machine, overall heating is conducted, and the temperature is kept stable; fifthly, the blank obtained after solid solution is rapidly placed above a hot-state rigid mold, and positioning of the rigid mold and the blank is completed; 6, quickly closing the die, pumping hydraulic oil into the rubber bag, and increasing the pressure of the press machine to the set pressure; seventhly, the rubber bag extrudes the blank to enable the blank to be tightly attached to the rigid mold, and the mold temperature is transmitted to the blank; 8, under the combined action of high pressure and a thermal field, the aluminum alloy is subjected to aging strengthening and stress relaxation, and springback is reduced; 9, unloading the pressure of the rubber bag and the hydraulic machine; and 10, opening the press machine to take out the blank, and uniformly cooling in a cooling tool to obtain a thin-wall part finished product.

The invention discloses a metal forming punching device with a positioning structure and a using method thereof, and relates to the technical field of punching machines, the metal forming punching device comprises a punching machine body placed on the ground, the telescopic end of an oil cylinder at the top of the punching machine body is fixedly connected with an upper die base, and the bottom of the punching machine body is fixedly connected with a lower die base; a supporting frame is slidably connected to the outer side of the lower die base, and positioning structures are arranged on the two sides of the top of the supporting frame. According to the metal forming stamping device with the positioning structure and the using method of the metal forming stamping device, accurate transverse positioning and one-way stepping feeding of a metal material plate are achieved through the double-positioning clamping block, the four-point contact pulley block and the ratchet wheel system, it can be guaranteed that the material plate is kept stable in the stamping process through the synergistic effect of the driving wheel and the movable wheel, deviation is avoided, and the stamping quality is improved. And by controlling the downward moving distance of the rack, the rotation angle of the gear, the number of rotation turns of the first spline shaft and the final step pitch of the material plate driven by the driving wheel to move are adjusted.

An electromagnetic field assisted laser additive manufacturing device and method comprises a laser cladding mechanism, an electromagnetic field regulation and control mechanism and an electromagnetic impact mechanism, the laser cladding mechanism plans and controls a deposition path of a laser cladding head through a laser cladding mechanical arm, and the electromagnetic impact mechanism plans and controls a moving path of an electromagnetic impact coil through an electromagnetic impact mechanical arm. The variable curvature characteristic of a deposition path in the additive manufacturing process is adapted; an electromagnetic field is introduced in the metal laser additive manufacturing process, a substrate is preheated through electromagnetic induction heating, a molten pool is regulated and controlled through electromagnetic force, and metallurgical defects are reduced from the source; and meanwhile, by means of high-speed pulse electromagnetic force, synchronous impact is conducted on the surfaces and the side faces of the multiple layers of welding beads with the deposition path curvature continuously changing, then metallurgical defects such as air holes, incomplete fusion and cracks in the metal laser additive manufacturing process are restrained, grains are refined, residual stress is reduced or even eliminated, and high-performance and high-precision additive manufacturing of metal forming parts is achieved.

The invention provides a forming method and a forming die for a ribbed skin product, relates to the technical field of metal forming, and aims to solve one of the technical problems that the ribbed skin product is long in processing time consumption, difficult to release residual stress, difficult to guarantee dimensional precision and strength and high in cost. The forming method of the ribbed skin product comprises the following steps that a forming die is provided, and the forming die comprises a bracket and a bottom block; determining a blank model according to the model of the ribbed skin product, and cutting the blank according to the blank model; the cut blank is placed in a forming die, and the blank is located on the bottom block; and the blank is rolled through a pressing roller, and a ribbed skin product is formed. The forming method is short in processing time consumption.

The invention discloses a follow-up type double-face induction heating auxiliary incremental forming device, method and equipment and a medium, and relates to the field of sheet metal forming. The forming tool heads are fixed to the tail end of the mechanical arm, the two sides of the to-be-machined plate are each provided with one forming tool head, and the forming tool heads are used for extruding the to-be-machined plate to enable the to-be-machined plate to deform; and the electromagnetic induction heating device is rotationally connected with the mechanical arm through a mounting bracket, and the electromagnetic induction heating device is used for providing an electromagnetic field to heat the to-be-processed plate. And the processing performance of the plate is improved in an electromagnetic induction auxiliary heating mode.

The invention discloses a springback compensation control system for a metal stamping part, and belongs to the technical field of metal plate forming. The system comprises a stress memory prediction module, a fractal compensation analysis module, a phase change compensation regulation and control module, a compensation decision fusion module and an execution feedback optimization module. The stress memory prediction module extracts stress evolution characteristics of the stamping process through a multi-scale memory network and a time decay attention mechanism; the fractal compensation analysis module adaptively adjusts the compensation grid density based on the fractal dimension to realize optimal configuration of computing resources; the phase change compensation regulation and control module predicts the phase change behavior of the material through the thermal-mechanical coupling constitutive model and calculates the compensation correction amount caused by phase change; the compensation decision fusion module intelligently fuses three compensation strategies by adopting Bayesian reasoning and a spatial modulation function; and the execution feedback optimization module realizes continuous optimization of the system through online learning. According to the method, the influence of three dimensions of stress history, geometric complexity and material phase change is comprehensively considered, accurate prediction and compensation of the springback behavior are achieved, and the forming precision and production efficiency of the metal stamping part are remarkably improved.

The utility model relates to the technical field of power distribution cabinet processing, in particular to a power distribution cabinet sheet metal punch forming device which comprises a base, a supporting vertical plate and a top plate, sheet metal forming lower dies are installed at the two ends of the top of the base through supporting plates, and sheet metal forming cavities are formed in the sheet metal forming lower dies. The corners of the bottom of the metal plate forming cavity are each provided with a stator groove, the bottom of each stator groove communicates with a reserved hole, a top piece is arranged in each stator groove, and a top rod is welded to the bottom of each top piece and penetrates through the corresponding reserved hole. An electric cylinder B is connected to the position, located between the supporting plates, of the top of the base through a connecting disc, and a connecting plate is installed on an output shaft of the electric cylinder B through a screw; according to the power distribution cabinet metal plate punch forming equipment, automatic demolding and discharging are achieved, the material blocking phenomenon is avoided, force application and pushing are conducted at the four corners of the bottom of a power distribution cabinet metal plate at the same time, and deformation of the power distribution cabinet metal plate during demolding is avoided.

A method for repairing a zone of a metal structural aircraft part having a protection defect in the vicinity of an orifice for receiving a fastener. There is a step of positioning an isolation element on the zone around the orifice, a step of applying a coat of paint to the zone, covering the isolation element, and a step of inserting a metal fastener into an orifice of the isolation element, prior to or following the step of applying the coat of paint. The metal of the fastener is in contact with the isolation element, itself in contact with the metal forming the aircraft structure.

The invention discloses an asymmetric aluminum profile extrusion process simulation method, and particularly relates to the technical field of metal forming simulation. Constructing an asymmetric profile geometric model and extracting key structure parameters; establishing a multi-cavity welding die heat-force coupling simulation model; constructing a dynamic recrystallization structure evolution model; setting initial conditions of an extrusion process and performing finite element simulation; difference comparison is carried out on the simulation result and historical working conditions, an abnormal area is identified, and a flow track feature vector is extracted; a microstructure evolution path is inversed in combination with the microstructure parameters, and a defect prediction matrix is generated; solving the optimal process parameters through a numerical optimization algorithm, and re-simulating and verifying whether the distribution of the tissue and the stress field reaches the standard or not; according to the method, prediction of tissue defects and intelligent optimization of extrusion parameters can be achieved, and the quality control capacity of the asymmetric profile extrusion process is improved.

The invention belongs to the technical field of plate forming, and discloses a separating chain type roller punching edge pressing device, system and method with flexible and adjustable edge pressing force, the edge pressing device comprises a first module, a second module and a linear motor edge pressing module, one end of the first module abuts against external roller punching equipment, and the other end of the first module abuts against external roller punching equipment; the other end of the first module is matched with one end of the second module to clamp a plate; the other end of the second module can be embedded between a pair of blank pressing tracks of the chain type transmission mechanism and synchronously moves along with the chain type transmission mechanism; the linear motor blank-pressing die sets are arranged on the two sides of the second module in pairs and limited between the blank-pressing track and the plate, and a pressure sensing unit is arranged at one end of each linear motor blank-pressing die set and used for detecting the actual blank-pressing force in real time; the linear motor edge pressing module can adjust linear thrust in real time based on actual edge pressing force, so that flexible edge pressing is achieved through the linear motor edge pressing module and the first module. According to the flexible edge pressing device, the edge pressing force can be intelligently adjusted in real time according to the actual requirement in the plate deformation process, and flexible edge pressing is achieved.

The invention relates to an electric arc additive design-simulation-reinforcement-construction integration method for a curved metal thin shell, which comprises the following steps of: adopting a metal wire, and obtaining a three-dimensional structure model of a metal thin shell structure by utilizing the curved surface shape optimization design of a shell unit; simulating and predicting the deposition of the exposed thin shell structure; simulating and predicting the deposition of the reinforced thin-shell structure; and reinforcing thin-shell metal 3D printing construction. The method has the beneficial effects that the stress and deformation distribution and amplitude of the exposed thin shell structure are obtained through deposition simulation prediction with low cost, and reinforcement measures are set based on the stress and deformation distribution and amplitude, so that excessive deformation in the printing process of the electric arc additive process is avoided to a great extent, and the service life of the electric arc additive process is prolonged. Printing failure and printing repositioning caused by excessive deformation are avoided, and the forming quality and the material performance of the metal forming structural part are effectively guaranteed.

The invention relates to the technical field of metal forming machine tool control, and provides a new energy automobile part forging machining method and a temperature regulation and control method thereof.The new energy automobile part forging machining method comprises the steps that part surface temperature data, machine tool pressure data, part stress data and environment wind speed data at a plurality of moments in the part forging machining process are obtained; acquiring a plurality of monitoring time periods; the change trend reduction condition of the temperature data is analyzed, and the forging temperature loss rate of the part is determined in combination with environment wind speed data; performing similarity analysis on the stress data of each position and the pressure data of the machine tool to obtain the machining stress of each position on the surface of the part; the processing temperature distribution nonuniformity is obtained; the temperature change non-smoothness is obtained; quantizing the temperature control lag degree of each monitoring time period; and the response coefficient of the forging machining temperature control system is determined, and feedback adjustment is conducted on the temperature control system through a PID controller. The invention aims to solve the problem that the machining quality is influenced by frequent temperature adjustment in the forging machining process.

The present application relates to the technical field of liquid rocket engine nozzle, and discloses a manufacturing method of an extension section of a large-scale liquid rocket second-stage engine nozzle, which is characterized in that the extension section is divided into n cylinder sections according to the size of the plate and the elongation rate of the plate, and each cylinder section is divided into m melon pieces to be prepared by means of tailor welding; the number n of the cylinder sections ensures that the number of the girth welds of the extension section is the least, and the welding of the girth welds is maximally avoided; the cylinder sections of the extension section are obtained by stress relaxation heat correction treatment of preformed cylinder sections, and the uncontrollable welding deformation problem is overcome. The present application solves the problem that the uncontrollable deformation caused by the springback of the sheet metal forming in the block welding leads to the difficulty in guaranteeing the profile tolerance of the inner surface of the nozzle extension section, improves the welding quality, reduces the rejection rate and production cost of the finished product, improves the production efficiency, has a wide application prospect, and any large-diameter thin-walled product can be processed according to the method of the present application.

The utility model discloses a metal plate forming die, which relates to the technical field of metal plate dies, and comprises a die body, a base arranged at the bottom of the die body and used for mounting the die body, and a connecting mechanism arranged between the die body and the base, the connecting mechanism comprises two sets of mounting grooves formed in the top of the base and two sets of mounting rods fixedly arranged at the bottom of the mold body and inserted into the mounting grooves in a matched mode, and a positioning mechanism is arranged between the mold body and the base. The mold body and the base are connected by inserting the mounting rods into the corresponding mounting grooves, meanwhile, when the mounting rods are inserted, the ratchet wheels are driven by the oblique teeth to rotate in one direction, the inserted mounting rods can be fixed through self-locking between the ratchet wheels and the pawls, and therefore the mold body is mounted; the positioning columns can be automatically inserted into the corresponding positioning grooves in the inserting process of the mounting rods, so that the mounting rods are positioned, the mounting and fixing process of the mold body can be completed only by completely inserting the mounting rods into the mounting grooves, and the mold is more convenient and rapid to use.

The utility model belongs to the technical field of metal forming machining, and particularly relates to an energy-saving metal forming press machine which comprises a base, an intermittent rotating mechanism is arranged at the upper end of the base, and the upper side of the intermittent rotating mechanism is movably connected with a machining table internally provided with a connecting hole. According to the device disclosed by the utility model, the electric hydraulic rod I drives the pushing plate to move downwards, so that the rotating shaft I can be driven to rotate under the action of the gear, the toothed plate, the worm gear and the worm which are arranged; furthermore, the effect of driving a rotating push disc to rotate by one circle can be achieved under the cooperation of a chain wheel I, a chain wheel II, a rotating shaft IV, a bevel gear I, a bevel gear II and a rotating shaft III, and the rotating shaft II can be driven to rotate under the cooperation of an arranged intermittent rotating plate in the process of driving the rotating push disc to rotate; and then the process of interchanging the positions of the three forming cylinders can be achieved under the cooperation of the arranged circular mounting plate.

This invention discloses a simulation method for the asymmetric aluminum profile extrusion process, specifically relating to the field of metal forming simulation technology. The method involves: constructing an asymmetric profile geometric model and extracting key structural parameters; establishing a multi-cavity welding die thermo-mechanical coupling simulation model; constructing a dynamic recrystallization microstructure evolution model; setting initial extrusion process conditions and performing finite element simulation; comparing the simulation results with historical conditions to identify abnormal regions and extract flow trajectory feature vectors; combining microstructure parameters to invert the microstructure evolution path and generate a defect prediction matrix; solving for the optimal process parameters using a numerical optimization algorithm and re-simulating to verify whether the microstructure and stress field distribution meet the standards. This method can achieve prediction of microstructure defects and intelligent optimization of extrusion parameters, improving the quality control capability of the asymmetric profile extrusion process.

The application relates to the technical field of machine tool equipment, and discloses a metal forming machine tool equipment with an automatic lubricating function, which comprises a rack, a control panel, a lubricating processing mechanism and a collection filtering mechanism; the filtering mechanism is installed in the rack, the collected lubricating oil is filtered through the filter screen in the movable table, the used lubricating oil is collected and filtered; and a clamping fixing mechanism is arranged; the collection filtering mechanism is arranged, the splashed lubricating oil can be blocked through the blocking piece, the lubricating oil is left in the bottom of the movable table or in the placing groove, the metal wire scraps generated in the processing in the placing groove are taken away in the flowing process of the lubricating oil, the metal wire scraps and the lubricating oil flow into the filtering groove through the first liquid leakage hole or the second liquid leakage hole, the metal wire scraps generated in the processing process can fall into the screen mesh and be collected, the lubricating oil is prevented from splashing around and being difficult to handle, and the lubricating oil can be reused.

The invention relates to the technical field of FPC manufacturing, and discloses a method for manufacturing a welding PAD of an FPC and the FPC, and the method comprises the steps: providing a substrate which comprises a base material and a metal forming region, the base material is disposed around the metal forming region, and the metal forming region comprises a body, two first edge parts, a second edge part and a third edge part; the base material connected with the first edge part is removed, so that a first through groove is formed between the first edge part and the remaining base material; the base material connected with the second edge parts is removed, so that a second through groove is formed between the second edge parts and the remaining base material, the two first edge parts are bent towards the same side of the body to form two bent parts respectively, and the two bent parts are oppositely arranged. The invention provides a manufacturing method of a welding PAD of an FPC and the FPC, and aims to solve the problem that the edge of the welding PAD is easy to bend, curl or deform in punching forming in the prior art.

This invention discloses a method and apparatus for preparing metal ingots based on melt flow-limited stacking casting and rapid cooling forming, relating to the field of metal forming technology. This method is based on continuous or intermittent advancement of melt flow-limited bottom casting, layer-by-layer reciprocating stacking, and layer-by-layer relay rapid cooling forming. It can achieve continuous rapid cooling forming of the molten metal, refining grains, and by limiting atomic diffusion, achieve layer-by-layer freezing-type rapid solidification forming with uniform atomic distribution in the molten metal, reducing component segregation. It can also simultaneously achieve the relay upward movement or reduction of casting defects such as shrinkage cavities and porosity layer by layer. The flow-limiting guide nozzle is equipped with a liquid outlet and a parallel and similarly shaped anti-oxidation coolant spray nozzle, located at the bottom of a crucible with a filter to reduce inclusions. This invention can simultaneously and rapidly reduce and coordinately control defects such as coarse grains, shrinkage cavities, porosity, component segregation, and inclusions during the solidification of the molten metal in a short process, achieving short-process, high-quality manufacturing of metal ingots, especially large metal ingots (including amorphous ingots).

This invention discloses a sheet metal forming method and system based on bending springback compensation. The invention relates to the technical field of sheet metal forming. During the execution of a time-series machining path, the bending region of the sheet metal part in the current pass is acquired, and the corresponding local forming force and regional strain distribution information are marked. This information is further input into a preset mechanical-geometric coupling space to determine the local springback content of the current bending pass, improving the accuracy of the local springback content of the current bending pass. Using the target form and position tolerance of the final sheet metal part as the boundary constraint, the bending springback compensation content is decoupled and decomposed into angular springback content and linear offset content. The sensitivity matrix of subsequent unexecuted passes is acquired, and dynamic deduction is performed in combination with the angular springback content and linear offset content to allocate the residual compensation amount of the current pass to subsequent passes, improving the accuracy of the forming compensation content of subsequent passes.

The application discloses a forming equipment for automobile coupling machining, and relates to the technical field of automobile part machining, which comprises a base, two fixing seats installed on the top of the base, a die casting mechanism, a partition directional cooling mechanism and the like. The die casting mechanism comprises a sliding seat arranged between the two fixing seats and a die seat arranged on the outer wall of the opposite side of the sliding seat and one of the fixing seats. The partition directional cooling mechanism comprises a plurality of cooling pipes installed in the die seat, an inner pipe installed in the cooling pipe, and a plurality of partitions installed in the cooling pipe in sequence along the length direction of the cooling pipe. Cooling liquid circulating components are arranged between two adjacent partitions. The cooling liquid circulating components comprise a plurality of inlet ports arranged on the outer wall of the inner pipe and a plurality of outlet pipes arranged on the outer wall of the inner pipe. The balanced cooling effect of the die seat is realized by directing the cooling liquid into each cooling area in the die seat, and the problem that the temperature difference in the cooling process of each area in the traditional die seat affects the metal forming quality is avoided.

This invention belongs to the field of metal forming machine tool manufacturing technology, specifically a stamping die for processing flange nuts. It includes a machine body, a base plate fixed to the upper surface of the machine body, a rotating disk rotatably connected to the upper surface of the base plate, and several limiting grooves on the circumferential surface of the rotating disk. A support platform is fixed to one side of the machine body, and a first hydraulic cylinder is fixed to the upper surface of the support platform. An auxiliary die is fixed to the output end of the first hydraulic cylinder. A stamping plate is provided on the top wall of the machine body. Several fixing components are provided inside the rotating disk. Each fixing component includes a first groove inside the rotating disk, a miniature vacuum pump elastically connected to the first groove, a positioning frame fixed to one end of the miniature vacuum pump, and a positioning tube fixed inside the positioning frame. The positioning frame can fit snugly against the circumferential surface of a tubular workpiece. By setting the fixing components and auxiliary components, the problem of misalignment of the tubular workpiece is solved.

The present application relates to the technical field of machining, in particular to a self-adaptive sheet metal forming spinning equipment, which makes the sheet metal part to be processed put down on the rotating assembly through the feeding assembly, and specifically, the spinning die is driven to slide by the moving hydraulic cylinder to eject the sheet metal part and abut against the pressing block to complete the fixation, the pressing block is supported by the supporting block, so that the supporting spring provides a certain pressure to the pressing block to enable the normal processing of the sheet metal part, during the processing, the rotating motor is started to rotate, thereby driving the spinning die to rotate, thereby driving the sheet metal part to rotate, then the moving hydraulic cylinder is started to drive the sheet metal part to move axially and simultaneously push the pressing block to move, then the third hydraulic cylinder drives the mounting block to move radially, thereby driving the pressing motor and the pressing roller to move radially to press the sheet metal part, thereby enabling the separate control of the processing parameters of the sheet metal part, making the processing quality more controllable, and finally improving the processing quality and efficiency.

The utility model relates to the field of stamping metal forming, and discloses a high-precision connector stamping die which comprises two pulling plates and a lower connecting hard plate, the interiors of the two pulling plates are fixedly connected with hanging bolts, the close sides of the two hanging bolts are fixedly connected with an upper connecting soft plate, and the upper connecting soft plate is fixedly connected with a lower connecting soft plate. The bottom of the upper connecting soft plate is fixedly connected with an upper connecting hard plate, the bottom of the upper connecting hard plate is fixedly connected with an upper die, the bottom of the upper die is fixedly connected with a punching head, the interiors of the two pulling plates are slidably connected with an ejection plate, and the top of the ejection plate is fixedly connected with an ejection block. And the top of the lower connecting hard plate is fixedly connected with a lower connecting soft plate. According to the utility model, the pull plate is driven to move upwards through the return stroke of the stamping mechanism, so that the ejector plate in contact with the pull plate is driven to move upwards and slide in the lower cushion block, the joint can be conveniently taken out from the upper die, and the working efficiency is improved.

The utility model relates to the technical field of metal plate profiling bending machines, and discloses a metal plate profiling bending machine which comprises an upper profiling die, a first workbench is arranged on the outer wall of the upper profiling die, and a second workbench is fixedly assembled on the top of the first workbench. According to the bending machine, through the arrangement of an upper pressing die, a turnover die strip, a pressing oil cylinder, a material pressing arm and a second workbench, in the using process of the bending machine, a user can convey a material plate to the first workbench through a conveying system, so that a material pressing air cylinder works to enable the material pressing die strip to clamp the material plate, and therefore the stability of the material plate is guaranteed; then, an output shaft of a profiling oil cylinder extends to enable an upper profiling die to conduct groove pressing operation on the material plate, the pressed material plate is bent in cooperation with operation of a turnover die strip and an end bending air cylinder, and then the effect that the material plate is pressed and bent in sequence is achieved; and the space occupancy rate and the use cost of the bending machine are reduced.

This application discloses an infeed / discharge cylinder for a sheet metal forming machine, relating to the technical field of infeed / discharge cylinders. It includes a cylinder body and a blower. The cylinder body is connected to an infeed pipe and an outlet pipe. The infeed pipe is connected to an infeed valve, and the outlet pipe is connected to an outlet valve. The blower is connected to an exhaust pipe and an exhaust pipe, both connected to the cylinder body. The exhaust pipe is connected to an exhaust valve, and the exhaust pipe is connected to an exhaust valve. The exhaust pipe is connected to an infeed pipe, which is connected to an infeed valve. The exhaust pipe is connected to an outlet pipe, which is connected to an outlet valve. When material needs to be fed into the cylinder, the outlet valve, infeed valve, and exhaust valve are closed, while the exhaust valve, outlet valve, and infeed valve are opened. The blower rotates, and the gas inside the cylinder passes through the exhaust pipe and is discharged from the outlet pipe. The gas pressure inside the cylinder decreases, causing the raw material from the infeed pipe to be drawn into the cylinder, thereby preventing the raw material from contacting the blower blades and preventing combustion due to friction between the raw material and the blower blades.

The invention relates to the technical field of metal forming, and particularly discloses an ultrahigh-strength steel hot rolling forming process applied to part preparation. Comprising the following steps that S1, cold rolling is conducted, specifically, a main body contour is formed, specifically, basic structure forming is completed, and 95-98% of the machining allowance of the final size is reserved; for a high-precision surface, the allowance of 0.3 mm is reserved; a welding seam area is completely formed; the bending angle part is 10-15% less than forming; s2, induction heating is conducted, specifically, a semi-finished product formed through cold rolling continuously enters an induction heating device, and the material is fully austenitized through heating and heat preservation; s3, quenching is conducted, specifically, the heated semi-finished product enters a cooling device, the outer surface of the semi-finished product makes contact with a cooling medium, temperature control is conducted on the cooling medium through dynamic water pressure P (t), and the dynamic water pressure is calculated through space-time two-dimensional conditions; and S4, a post-processing procedure.

A rail for the fastening of equipment elements, such as, in particular, seats, in aircraft, includes a holding region for connection to an equipment element of an aircraft, and a support region to fasten the rail to a carrier element of the aircraft. The rail has a metallic shell which is, for example, made of titanium and which is filled with a fiber-reinforced thermoplastic filler material which is reinforced by short fibers. To produce the rail, a metallic molded part is used as a casting mold and is filled, for example by injection, with the filler material and, after the rail has been produced, forms the metallic shell for the filler material.