17518results about "Shaping tools" patented technology

The invention discloses a bending machine capable of meeting different bending requirements and a using method, and relates to the technical field of bending machines, the bending machine comprises bending machine equipment, the bottom end of the interior of the bending machine equipment is fixedly connected with a bending mold, the top end of the interior of the bending machine equipment is provided with a bending knife, and the top end of the interior of the bending machine equipment is fixedly connected with a hydraulic telescopic cylinder; the output end of the hydraulic telescopic cylinder is fixedly connected with the bending knife, the spraying range of the spray head on the outer side of the lubricating pipe is adjusted according to the size of a workpiece, the bending position of the workpiece is lubricated, finally, the hydraulic telescopic cylinder is started, the bending knife is pushed by the hydraulic telescopic cylinder to descend, and therefore the workpiece is bent, and it is guaranteed that in the plate bending process, the bending efficiency is improved. Friction resistance can be reduced through lubrication, so that the bending process is smoother, and the device can be suitable for bending plates of different sizes.

The invention relates to the technical field of forming processes and forming equipment, in particular to an aluminum-magnesium alloy precision plastic forming process and forming equipment, which comprises the following steps: S1, carrying out gradient temperature pretreatment on an aluminum-magnesium alloy blank with the initial heating temperature T meeting # imgabs0 #, S2, applying dynamic pressure P in a hydraulic forming stage with the calculation model being # imgabs1 #, S3, applying dynamic pressure P in a hydraulic forming stage with the initial heating temperature T meeting the initial heating temperature T meeting # imgabs0 #; s3, a springback compensation algorithm is adopted in the cold roll forming stage, and the compensation angle theta comp is determined by the following formula: # imgabs2; according to the aluminum-magnesium alloy precision plastic forming process and forming equipment provided by the invention, the problems of rebound control, surface quality and residual stress in aluminum-magnesium alloy precision plastic forming are solved through full-flow process optimization and innovation of high-precision forming equipment; and a high-reliability solution is provided for aerospace precision components, new energy automobile lightweight components and the like, and remarkable technical advancement and industrialization value are achieved.

The invention relates to the technical field of molds, and particularly discloses a multi-point forming mold which comprises an upper mold and a lower mold, the upper mold and the lower mold each comprise a mold base, a plurality of pressing head assemblies and a plurality of guiding pieces, the multiple pressing head assemblies are fixedly connected into the mold bases in a rectangular array mode, each pressing head assembly comprises a motor, a screw, a thread sleeve and a forming pressing head, and the motor is used for driving the screw to rotate; the screw is in threaded connection with the threaded sleeves, the forming pressing head is arranged at the end, away from the motor, of the screw and extends out of the threaded sleeves, the multiple guiding pieces are fixedly connected into the mold base in a rectangular array mode, the threaded sleeves are connected to the two sides, in the first direction and the two sides, in the second direction, of the guiding pieces correspondingly, and the threaded sleeves are slidably connected with the guiding pieces and can slide in the height direction of the guiding pieces. The first direction is perpendicular to the second direction. The multiple pressing head assemblies can be connected into a whole through the multiple guiding pieces, so that the transverse rigidity of the multi-point forming die is improved, meanwhile, the guiding pieces guide ascending and descending of the threaded sleeve, and the accuracy of the ascending and descending action of the threaded sleeve is guaranteed.

The invention belongs to the technical field of machining equipment feeding, and particularly relates to punch press feeding equipment with an adjusting function, which comprises a material distribution bin and a punching lathe arranged on one side of the material distribution bin, and is characterized in that an outer frame bracket is arranged at the top of the material distribution bin in a sliding manner, a material frame is arranged in the outer frame bracket, and a material guide plate is arranged in the material distribution bin in a sliding manner; a material guiding plate is arranged on the base, a discharging adjusting plate is arranged at the top of the material guiding plate, a material distributing plate is arranged at the top of the discharging adjusting plate, a supporting plate is arranged at the bottom of the material guiding plate, and a mounting block is arranged on one side of the material guiding plate. And through arrangement of structures such as a mounting block and a detection block, the diameter and length of the bar can be detected, so that the stamping quality of the bar is improved, the bar can be cooled through arrangement of a water pipe and a water tank, and workers are prevented from being burnt by generated high temperature.

The invention relates to the technical field of part stamping, in particular to a continuous stamping device for automobile parts, which comprises an upper box body, an operation table, four supporting columns, a multi-angle cooling mechanism, a combined upward moving mechanism, a switching mechanism and a pressurizing air injection mechanism, and the outer walls of the fixed cylinders are slidably connected with sliding cylinders. The extrusion column is driven by the stamping air cylinder to extrude the sliding barrel, so that when the sliding barrel moves downwards, internal gas is matched with the multi-angle cooling mechanism to spray cooling liquid to the upper mold, the lower mold and a machined part, and the gas is stored through the combined upward moving mechanism and the switching mechanism; and when the stamping air cylinder moves upwards, a clamping rod in the sliding barrel can clamp the outer wall of an extrusion column, so that the sliding barrel moves upwards along with the air cylinder instead of the reset elastic force of a buffer spring, and the force of air-drying gas rushing out is strong and powerful.

The invention provides a laser-assisted rolling forming method and device for reducing springback of a high-strength metal part, and the method comprises the steps that the motion trail of a rolling tool head is designed according to the shape of a target part, and the rolling tool head rolls a to-be-machined part according to the motion trail until the target part is formed; a laser head is fixedly installed on one side of the rolling tool head, during rolling forming, the local bending area of the to-be-machined part is heated, the material forming performance is improved, and meanwhile the forming load is reduced so as to reduce springback. According to the laser-assisted rolling forming method and device for reducing resilience of the high-strength metal part, the laser head emits the laser to preheat the to-be-machined part, the to-be-machined part is subjected to rolling forming in cooperation with the rolling tool head, the to-be-formed local area is softened, and the resilience of the high-strength metal part is reduced. And the forming load is reduced, so that the high-strength metal part with smaller resilience and higher geometric accuracy is obtained, the operation is convenient, and the machining and forming effect is good.

The utility model discloses a round tube processing device in the field of round tube processing, which comprises an upper template and a lower template which are in butt joint with each other up and down, the upper end of the lower template is provided with a die groove which is in butt joint with a round tube, the upper end of the upper template is correspondingly provided with an upper die fixing plate, and the upper end of the upper die fixing plate is fixedly connected with a die handle. The bottom of the lower die plate is fixedly connected with a lower die gravure for supporting the lower die plate, the outer side of the lower die gravure is fixedly connected with an outer positioning plate for placing and installing a round pipe, and an arc cutting block hole and a punching column hole which are in butt joint with the die groove are formed in the upper die plate in an up-down penetrating mode. The bottom of the upper die fixing plate is fixedly connected with an arc cutting block in butt joint with the arc cutting block hole and a punching column in butt joint with the punching column hole. According to the device designed by the utility model, three actions of flattening, arc cutting and punching can be completed through one-time movement of a punching machine, so that the working efficiency is greatly improved, the condition of inaccurate precision caused by using a plurality of dies is reduced, the production cost is saved, the practical effect is obvious, and the device is worthy of being popularized and used in the existing market.

The invention discloses an automobile bumper stamping die change locking mechanism and relates to the technical field of automobile stamping dies, a stamping base is used as a basic support, vertical force bearing columns on the periphery of the stamping base are connected with a top protection plate, a central power execution cylinder of the protection plate is connected with a workpiece bearing table through a hydraulic driving rod, and an upper die opposite to a lower die is mounted at the lower end of the bearing table. According to the mold rapid locking mechanism, adjusting supporting blocks are welded to the two sides of a base table, and transmission screws on the adjusting supporting blocks can adjust the position of a locking control box; a rotating gear in the box is meshed with an L-shaped clamping arm tooth block, a rubber clamping pad at the front end of a driving arm and a rubber extrusion block in front of the box, a lower die is clamped from the periphery and the two sides, a stroke limiting supporting column of a supporting base is matched with a bearing table guiding structure to ensure stable lifting, and the bearing table is provided with an infrared mistaken touch prevention sensor and a safety relay module to guarantee safety. The upper die is detachably installed through the lifting lug plate and the fastening nut, the scrap collecting bin automatically enters and exits through the driving motor and the transmission screw, and the stamping die changing requirement of the bumper is met.

The invention discloses intelligent bent pipe punch forming equipment and method, and relates to the technical field of pipe fitting punch forming, the intelligent bent pipe punch forming equipment comprises a machine body and a pipe blank, the machine body is provided with a die mechanism, a pushing mechanism and an elbow core rod provided with a first quick release assembly, and the die mechanism comprises an upper die and a lower die which are fixed to the machine body; the upper die and the lower die are respectively provided with forming runners which are matched with each other, and the tube blank is placed in the forming runner of the lower die. By arranging the pressure feedback mechanism and the lubricating oil spraying mechanism, the friction force between the pipe blank and the elbow core rod is converted into the pressure value change in the pressure detection cavity and transmitted to the piezoelectric sensor, the piezoelectric sensor feeds back the pressure value to the control unit, and the control unit can control the rotating speed of the oil pump according to the pressure value. The larger the friction force between the pipe blank and the elbow core rod is, the higher the rotating speed of the oil pump is, the more lubricating oil is sprayed out of the oil spraying holes, the intelligent degree of lubrication is improved, and the stamping effect is guaranteed.

The invention discloses an intelligent temperature control system of an aluminum alloy plate punch forming die, which relates to the field of aluminum alloy plate processing and comprises a temperature acquisition module, a data transmission module, an analysis processing module, a control decision module and a heating and cooling execution module. Various sensors and self-adaptive layout are used for temperature acquisition, so that data accuracy is guaranteed; data transmission is combined with multiple technologies and block chain authentication to ensure stability; analyzing and processing introduced quantum neural network and causal analysis mining features; the control decision is combined with multiple algorithms and multiple parameters are considered, so that intelligent decision making is realized; a novel device and a phase-change material are adopted for heating and cooling, and the temperature is accurately controlled by combining an advanced control strategy. According to the invention, accurate temperature acquisition, multi-technology guarantee data transmission and quantum calculation are realized to improve the analysis decision ability, and accurate temperature control is realized by the novel device and the control strategy; the die state can be monitored, faults can be diagnosed, stamping quality and efficiency are improved, the service life of the die is prolonged, and cost is reduced.

The invention relates to a novel bending center upper pressing cutter automatic arranging mechanism and an operation method thereof, relates to the technical field of bending centers, and effectively solves the problems that according to an existing bending center, cutters are inconvenient to replace and adjust, the machining efficiency is affected, the adjusting mode of pressing cutters is complex, and the precision is low. According to the technical scheme, the novel bending center upper pressing cutter automatic arranging mechanism and the operation method thereof have the advantages that a plurality of independent movable pressing cutters are adopted to form a structure capable of independently adjusting the length of the pressing cutters, the length of the pressing cutters participating in bending can be automatically adjusted according to the width of a workpiece needing to be bent, and the workpieces with different widths can be conveniently bent; and the machining efficiency can be improved while manpower is greatly saved, the first blade adjusting mechanism, the second blade adjusting mechanism, the transverse moving mechanism and the connecting mechanism on the two sides can be independently adjusted, the length of the cutter pressing structure on the corresponding side can be independently adjusted, the bending precision is improved, asymmetric workpieces can be more conveniently and accurately bent, and the machining requirement can be better met.

The invention relates to the technical field of shell punch forming, in particular to a scratch-free metal stamping die for an automobile battery shell, which comprises a stamping die, and the stamping die comprises a lower die bottom plate, a lower die, an upper die fixing plate, an upper die and a guide column, a blowing mechanism used for blowing the surface of the lower die is arranged between the lower die and the upper die, the whole blowing mechanism is arranged on the guide columns in a sliding mode, and two lifting assemblies used for changing the set height of the blowing mechanism are arranged on the lower die bottom plate. The purging mechanism is composed of a purging assembly and a recycling assembly used for recycling waste gas obtained after purging. The invention provides a method.

The invention discloses a door and window embedded locking piece production device and a process thereof, and belongs to the technical field of locking piece production. Stamping dies are driven by a stamping driving assembly to move downwards, so that the two stamping dies are connected in a pressing mode to conduct stamping operation on door and window stamping parts; a buffering effect can be achieved through a first spring and a second spring in the stamping process, and after stamping, a driving transmission assembly and a driven rotating assembly are driven by a driving driving assembly to rotate, so that a stamping die rotates to switch positions, a hydraulic ejection assembly is matched with a second slope surface, and door and window stamping parts are positioned through negative pressure; and meanwhile, the hydraulic ejection assembly is further matched with the third slope surface, door and window stamping parts or residual products obtained after stamping are ejected out, automatic demolding operation is completed, meanwhile, when an electric hydraulic rod is used for stamping, a passive exhaust assembly exhausts air to conduct air blowing cleaning on a mold structure, and therefore the automatic demolding operation is completed. In this way, the multi-functional operation of positioning, ejecting, cleaning and switching the mold structure is completed through cooperation of the structures.

The utility model provides a stamping die for hardware stamping parts, which relates to the technical field of stamping dies and comprises a base, a moving component is fixedly connected to the center of the top of the base, and a stamping component is fixedly connected to the position, close to the rear surface, of the top of the base. And the moving assembly comprises a fixing frame, and the fixing frame is fixedly connected to the top of the base. In the use process, the moving assembly and the stamping assembly are used in cooperation, the output end of the motor rotates intermittently, so that the lower dies arranged above the multiple moving blocks stay below the stamping head in sequence and are stamped by the stamping head, and when the stamped lower dies move out of the stamping area, the lower dies can move out of the stamping area. According to the stamping die for the hardware stamping part, a worker can safely take out stamped hardware and place the hardware to be stamped again, under the condition that normal stamping is not affected, the multiple pieces of hardware to be stamped are placed in advance, the waiting time is saved, and the stamping efficiency of the stamping die for the hardware stamping part is improved.

The invention discloses a forming device and a forming method for manufacturing a TC4 titanium alloy material cavity type structural part through a current-assisted hot air expansion mold, belongs to the field of material processing engineering, and aims to solve the problems of long period, low efficiency, high labor intensity and low film pasting degree during processing of a TC4 titanium alloy component. A current-assisted hot air expansion and ultrasonic vibration device is innovatively introduced. And through the current heat effect, the heating efficiency can be improved, the current has unpopular potential in improving the plasticity of the material, and finally the forming efficiency and quality of the titanium alloy structural part are improved. The ultrasonic vibration device is used for finely controlling the oscillation airflow, so that the elongation, the thickness uniformity and the forming speed of the material are increased, and the forming of parts with extremely complex shapes is facilitated. The forming device and the forming method are mainly used for the TC4 titanium alloy material cavity type structural part.

The invention discloses a straightening device for aluminum profile production and machining, and relates to the technical field of profile machining, the straightening device comprises an operation table, the surface of the operation table is provided with a straightening mechanism, a rotation adjusting mechanism and a supporting detection mechanism, the rotation adjusting mechanism is used for adjusting the direction of an aluminum profile, and the supporting detection mechanism is used for supporting the aluminum profile. The supporting detection mechanism is used for conducting straightening detection on the aluminum profile. The straightening mechanism comprises an installation support fixedly connected to the surface of the operation table. The pressure distribution condition of the aluminum profile in the straightening process can be sensed in real time, the device can automatically recognize the bending degree and position of the aluminum profile through the design, the straightening mechanism can accurately position the portion, needing to be straightened, of the aluminum profile based on pressure distribution data provided by the supporting and detecting mechanism, and the straightening efficiency is improved. By adjusting the positions of the hydraulic push rod and the movable frame, the straightening steel wheel can accurately act on a bending point, targeted straightening is achieved, and the problem of excessive straightening or insufficient straightening in a traditional straightening mode is solved.

The invention discloses a reconfigurable discrete die stretch bending accurate forming device for a narrow table top, a using method and a stretch bender. In the forming device, a plurality of positioning grooves are uniformly formed in the upper end face of the front end of a workbench in the circumferential direction and used for mounting a mounting base at the front end of a longitudinal moving assembly; driving mechanisms of the longitudinal moving assemblies are installed at the rear end of the workbench, one die assembly is installed in each installation base, a die swing assembly is installed at the top end of each installation base, and a rotating shaft of each die swing assembly is fixedly connected with the corresponding die assembly. Moving a single mold assembly to a specified position, deflecting by a corresponding angle and keeping; theoretical shapes of stringers with different radiuses are formed on the end faces of the mold assemblies through multi-point fitting, the positions of the mold assemblies are kept locked in the stretch-bending forming process of the stretch-bending machine, and stretch-bending forming of the multiple stringers of the airplane is synchronously completed. The control system is used for controlling the longitudinal moving assemblies and the mold swing assemblies to move.

The invention relates to the technical field of spinning forming, and particularly discloses spinning forming equipment for belt pulley production and machining. Rotating wheel components are fixedly connected to the two sides of the top of a workbench, a placing component is fixedly connected to the middle of the top of the workbench, and a recycling component is fixedly connected to the inner side of the workbench; the placing part comprises positioning rods, the bottoms of the positioning rods are fixedly connected with the top of the workbench, and the positioning rods are evenly arranged on the top of the workbench. According to the spinning forming equipment for belt pulley production and machining, the filtering mechanism is arranged, falling impact of cooling liquid entering the filtering shell enables a screen plate to drive a scraper to move, the scraper can scrape off impurities attached to the inner side of the filtering shell in the moving process, the effect of automatically cleaning the filtering shell is achieved, the workload and frequency of manual maintenance are reduced, and the working efficiency is improved. And the working efficiency is improved.

The utility model discloses a single nut fixing buckle punch forming device, and belongs to the field of spare and accessory part production equipment. The stamping and reaming die comprises an upper die base, a lower die base and a stamping and reaming assembly. A punching and trimming assembly, an edge folding and bending assembly and a tapping assembly are sequentially arranged between the upper die base and the lower die base in the advancing direction of a plate. The stamping and reaming assemblies are arranged beside the punching and trimming assembly and the edge folding and bending assembly correspondingly, and the connecting line of the centers of the stamping and reaming assemblies and the center of the tapping assembly is parallel to the center line of the plate. By means of the device, the threaded hole can be machined in the single nut fixing buckle more conveniently, the occupied area is small, and the working efficiency is high.

The present invention relates to a machining die and machining method for a part with a flanged hole. The machining die comprises an upper die holder, a lower die holder, a female die, a blank holder, a material to be subjected to machining, a heating device and a machining device, wherein the heating device is used for heating said material; and the machining device comprises, from left to right in a first direction, a pre-extrusion assembly, a punching assembly, an extrusion assembly and a blanking assembly, the pre-extrusion assembly being used for enabling said material to form a boss, the punching assembly being used for punching said material that has formed the boss, the extrusion assembly being used for enabling said material to reach a preset size, and the blanking assembly being used for stamping and blanking said material that has reached the preset size. Since the entire machining process is completed on one machining die, the operation is convenient; and under the cooperation between the heating device and the machining device, a part with a flanged hole that has a required size can be obtained.

The aluminum alloy structure bending equipment for bridge construction comprises a workbench, the top of the workbench is movably connected with a placing assembly, the placing assembly is provided with a slide way assembly, the slide way assembly is movably connected with two sets of supports, and conveying rollers are movably connected between the tops and the bottoms of the supports; a driving motor is fixed to the outer wall of the top of the support, the output end of the driving motor is connected to the top of a conveying roller through a coupler, the conveying roller is used for conveying the aluminum alloy structure, the support is fixed to the outer wall of the top of the workbench, and a bending roller is movably connected to the inner wall of the top of the support. Through threaded connection of the two-way threaded rod and the supports and the guiding effect of the guiding plate, the spacing distance between the conveying rollers on the two supports can be easily adjusted only by driving the two-way threaded rod to rotate, so that the two-way threaded rod is rapidly matched with aluminum alloy structures with different outer diameters, and preparation work before feeding is greatly simplified.

The invention discloses a low-energy-consumption integral cold insulation pipe bracket steel hoop machining jig, and belongs to the technical field of metal machining dies. Comprising an upper die base, and a stamping part is inserted into the middle of the upper die base; comprising a lower die base, a stamping concave base is fixedly connected to one side of the lower die base, a frame selection assembly used for limiting a steel billet is arranged outside the stamping concave base, the stamping concave base and the impact corner of a variable-diameter convex ring are chamfered, two notch grooves are formed in the outer portions of the stamping concave base and the variable-diameter convex ring in a symmetrical structure, and transmission rollers are rotationally connected into the notch grooves; through holes are formed in the middle of the stamping concave base and the middle of the variable-diameter convex ring, and elastic material pushing pieces are fixedly connected into the through holes. By arranging the stamping part with the variable-diameter convex rings with different diameters, the use efficiency of the die is remarkably improved.

The invention relates to the field of dies, in particular to a front oxygen sensor support stamping die structure which comprises a fixed die and a movable die, and a punching mechanism, a bending mechanism, a rim charge cutting mechanism and a discharging mechanism are sequentially arranged between the fixed die and the movable die in the conveying direction of a material belt. The punching mechanism is used for punching various holes in different shapes and positions in a material belt, the rim charge cutting mechanism is used for accurately cutting off rim charges, the bending mechanism is used for gradually bending the material belt of a plane structure into the shape of a product, and the discharging mechanism is used for conveying the machined product out of a die. The wear rate of the contact surface of the mold is reduced.

The invention provides a metal stamping die rapid forming method with a self-adaptive compensation difference value. The metal stamping die rapid forming method with the self-adaptive compensation difference value comprises the steps that a, a three-dimensional geometric model of a die to be compensated is obtained, and the actual geometric shape of the die is obtained through scanning equipment, b, meshing processing is conducted on the obtained three-dimensional geometric model, a grid data model is generated, and c, the compensation difference value is calculated based on the grid data model, and d, a compensation algorithm is optimized through multiple iterations, a self-adaptive compensation strategy is formed, and the calculation burden is reduced. According to the metal stamping die rapid forming method for the self-adaptive compensation difference value, the self-adaptive compensation difference value algorithm is adopted, the three-dimensional geometric model is processed through gridding, the compensation difference value is calculated based on the algorithm, and the complex shape of the die can be efficiently processed.

The invention discloses continuous automatic stamping equipment and a stamping method, and relates to the technical field of continuous automatic stamping, the continuous automatic stamping equipment comprises a stamping table, the outer wall of the top of the stamping table is fixedly connected with a top plate, and one side of the top plate is fixedly connected with a positioning table used for fixing when a stamping part is stamped; a positioning assembly is arranged at the top of the top plate, a hydraulic rod is fixedly connected to the top of the top plate, a fixing plate is fixedly connected to the output end of the hydraulic rod, a stamping head is fixedly connected to the outer wall of the bottom of the fixing plate, and a stamping groove matched with the stamping head is formed in the top of the stamping table. The outer wall of the top of the stamping table is fixedly connected with a sliding column. According to the continuous punching device, linear motion of the hydraulic rod is converted into gear transmission and swing of the swing rod through power coupling, impact is relieved through an elastic buffering structure, precise positioning, stable clamping and equidistant displacement of a punching part are achieved through mechanical closed-loop linkage, and high efficiency and stability of continuous punching are guaranteed.

The invention discloses a steel wheel spoke stamping die which comprises a bearing table, a lower die base arranged on the bearing table, a bearing detection assembly installed on the bearing table and used for bearing the lower die base and detecting the position of the lower die base, a press machine installed on the top of the bearing table, and an upper die base installed at the output end of the press machine in a transmission mode. The upper die base and the lower die base are matched to be used for punching a spoke workpiece, and the driving assembly is installed on the front face of the bearing table and used for driving the lower die base to revolve and driving the lower die base to rotate for die retreating. By means of the cooperative use mode of the lower die bases and the driving assembly, the driving assembly can drive the multiple lower die bases to rotate so that the multiple lower die bases can be matched with the upper die base to conduct stamping machining on the wheel spoke, and when the driving assembly drives the lower die bases to rotate to be separated from the upper die base, the lower die bases can also rotate by a circle so that the lower die bases can be automatically stripped; and therefore, the stamping production efficiency of the wheel spoke is improved.

The invention provides a high-precision spinning forming process method for a ribbed cylinder section, and aims to solve the problems of diameter expansion, unevenness in deformation and the like in the traditional spinning process. The process comprises the following steps: performing double-sided turning on a prefabricated cylinder blank to ensure the inclination, mounting a spinning mold with a rib structure, heating the cylinder blank, and sleeving the heated cylinder blank on a mold with an inner cross groove to realize interference fit. And then, a three-spinning-roller spinning machine is started for spinning, the plasticity of the material is improved through induction heating, and the material flows into a cross groove of the mold. And after spinning is completed, the spinning roller is replaced with a turning tool, the outer surface is turned, and finally the part is taken out. According to the method, the inner diameter is controlled through material thermal expansion coefficient difference and diameter compensation, and boundary dimension homogenization is achieved through the induction heating and in-situ turning technology. The process is suitable for materials such as aluminum alloy and high-strength steel, the size precision of the cylinder section is remarkably improved, and technical support is provided for overall near-net forming of aircraft cylinder sections such as tactical projectiles. The spinning process is optimized, and the quality and performance of a final product are improved.

The invention relates to the technical field of building board production, in particular to a blanking device for building board production, which comprises a table body, a hydraulic cylinder is fixedly mounted on the upper surface of a placement plate, a rectangular block is fixedly mounted on the upper surface of the table body, a push plate is fixedly mounted at one end of each of two sliding rods, and a mounting block is fixedly mounted at the other end of each of the two sliding rods. The sliding rod is sleeved with a telescopic spring, an inclined rod is fixedly installed on the upper surface of the push plate, and a discharging groove is formed in the upper surface of the table body. The side wall of the bottom end of a driving shaft of the hydraulic cylinder is fixedly provided with an abutting rod, the upper surface of the inclined rod is provided with a penetrating opening, the opening wall of the penetrating opening is horizontally provided with a round opening, a rotating shaft is rotatably installed in the round opening, the rotating shaft is fixedly sleeved with an inclined plate, and the lower surface of the inclined rod is provided with a rotation limiting opening. Compared with the prior art, the automatic blanking device has the advantages that stamped materials can be automatically blanked, manual unloading is not needed, potential safety hazards of manual unloading are avoided, the workload and the labor intensity of operators are relieved, and the working efficiency of blanking is improved.

The utility model relates to the technical field of steel member machining, in particular to an adjustable bending device for steel member machining, which comprises a bending table, a controller is arranged on the front side of the bending table, a guide hole is arranged on the upper side of the bending table, and a lifting part for adjusting the bending thickness of a steel plate is arranged on the lower side of the bending table. An adjusting part used for adjusting the steel plate bending supporting distance is arranged on one side of the lifting part, a bending part is arranged on the upper side of the bending table, the lifting part comprises a guide assembly and a driving assembly, the guide assembly comprises a base, the base is arranged on the lower side of the bending table, a guide rod is arranged on the upper side of the base, and a moving plate is arranged on the outer side of the guide rod. And a limiting ring is arranged at the bottom end of the outer side of the guide rod. The problem that the bending device cannot be adaptively adjusted according to the thickness of a steel member is solved.

The utility model discloses a high-precision copper strip trimming device, which comprises a leveling roller, a first die mechanism, a second die mechanism and a rubber roller which are sequentially arranged along the running direction of a copper strip, the first die mechanism and the second die mechanism respectively comprise two groups of adjustable die mechanisms which are symmetrically arranged, and each group of adjustable die mechanism comprises two trimming dies. Each trimming die can be adjusted in the direction perpendicular to the running direction of the copper strip. According to the utility model, the trimming efficiency of the transformer copper strip is improved, the delivery cycle of a product is shortened, and meanwhile, the edge quality, the plate shape quality and the flatness of the transformer copper strip are improved, so that the product quality of the transformer copper strip is improved.