10083results about "Metal-working storage devices" patented technology

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.

According to the embodiment of the invention, the industrial robot technology is applied to the rolling forming process of the variable cross-section part, and the rolling path can be dynamically adjusted according to the variable cross-section characteristics of the part, so that efficient machining is realized. According to the technology, the limitation of an existing technology in complex geometrical shape machining is broken through and solved, and an industrial robot can conduct high-quality and high-precision rolling forming on the variable cross-section part of a complex structure under the condition that the industrial robot does not depend on a mold. In addition, by combining the flexible path control capability of a robot, the forming precision of the variable cross-section part is remarkably improved, and compared with a raw material, the mechanical property loss of a bending area material of the part obtained after forming through the technology is smaller than 30%.

The utility model discloses a hub spinning machine which comprises a processing chamber and a hub blank, two opposite sides of the inner wall of the processing chamber are respectively provided with a rough rotary knife and a fine rotary knife, the bottom end of the processing chamber is provided with a piece jacking mechanism and a deviation rectifying mechanism, the top end of the processing chamber is provided with an opposite jacking mechanism, and the opposite jacking mechanism comprises a piece jacking block. The machined part top seat is located in the containing ring, the hub blank is located between the part ejecting block and the machined part top seat, the upper end of the machined part top seat is in the shape of a circular truncated cone, it can be guaranteed that the angle of the hub blank does not deflect when the hub blank is machined, and the yield of finished hub products is increased. The clamping connection is formed by the pressing block and the clamping groove, the power threaded rod and the fixing plate are rotationally connected, the power threaded rod and the meshing threaded rod are connected in a meshing mode, and the meshing threaded rod and the sliding sleeve are rotationally connected, so that it can be guaranteed that a hub blank is stable and does not shake during machining, and the machining quality is guaranteed; and the device can adapt to hub blanks of different models.

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 utility model discloses a punching machine for power distribution cabinet production, which comprises a workbench, one side of the workbench is provided with a lubricating mechanism, the lubricating mechanism comprises a material box, the bottom of the left side of the material box is provided with a fixing pipe, one side of the fixing pipe is communicated with a frame body, one side of the frame body is movably connected with a crank shaft, and the crank shaft is movably connected with the workbench. The right side of the bottom of the workbench is fixedly connected with a double-shaft motor. According to the punching machine for production of the power distribution cabinet, the lubricating mechanism is arranged, an electric telescopic rod drives an adjusting plate to move, the adjusting plate drives a spray head to move, so that the spray head moves to the position between an upper die and a lower die, a double-shaft motor drives a crankshaft to rotate, the crankshaft drives an adjusting rod to move, the adjusting rod drives a fixing rod to move, and the fixing rod drives a sealing plate to move; when the sealing plate moves towards the inner side, the lubricating liquid can be pumped out through a fixing pipe, and when the sealing plate moves towards the outer side, the lubricating liquid can be discharged into a discharging pipe and then sprayed out through a spray head, so that the lubricating liquid makes contact with the upper mold and the lower mold.

The edge rolling machine for rim production comprises an edge rolling mechanism and further comprises a feeding platform, the feeding platform is arranged on one side of a feeding port of the edge rolling mechanism and comprises a bearing table and a feeding port, and the feeding port is formed in the bearing table; the two conveying devices are arranged in a spaced mode, the two conveying devices are located below the feeding opening, and a plurality of profiles are stacked on the two conveying devices; the lifting device comprises two lifting cylinders and a lifting table, and the lifting table is installed at the output ends of the two lifting cylinders; and the material pushing device is used for pushing the sectional material to a feeding opening of the edge rolling mechanism. According to the edge rolling machine for rim production, through cooperative work of the conveying device, the lifting device and the pushing device, the purpose of continuously feeding materials to the edge rolling mechanism is achieved, the frequency of feeding the materials to the edge rolling machine is reduced, and operation is easy and convenient.

The invention belongs to the technical field of aviation accessory production, and particularly relates to an automatic stamping system for undercarriage supporting rod piece production, the system comprises an outer supporting pipe stamping processing assembly, an inner supporting pipe stamping processing assembly, a lug stamping processing assembly, a connecting seat stamping processing assembly and a stamping assembling assembly which are sequentially arranged along a production line; the outer supporting pipe stamping machining assembly is used for stamping machining of an outer supporting pipe component, the inner supporting pipe stamping machining assembly is used for stamping machining of an inner supporting pipe component, the lug stamping machining assembly is used for stamping machining of a lug component, and the connecting base stamping machining assembly is used for stamping machining of a connecting base component. And the stamping and assembling assembly is used for stamping, riveting and assembling the outer supporting pipe component, the inner supporting pipe component, the lug base component, the rectangular spring component and the connecting base component through rivets to obtain the combined undercarriage supporting rod piece. The punching and polishing device can meet the requirements for automatic punching and punching, punching and polishing of main components in the side supporting rod of the combined undercarriage and overall automatic punching and assembling.

The utility model relates to the technical field of mechanical part machining, and discloses a punching device for mechanical part machining, which comprises a machining table, the top of the machining table is provided with a collecting groove, and one side of the collecting groove is provided with a movable opening; the first supporting column is arranged at the top of the machining table; the second supporting column is arranged on the top of the machining table. By starting the telescopic rod, the telescopic rod operates to drive the clamping plate to move through the first connecting block, the clamping plate moves to drive the rack to move through the second connecting block, the rack moves to drive the other rack to move through the gear, and the other rack moves to drive the other clamping plate to move through the other second connecting block. The two clamping plates move oppositely to clamp the mechanical part needing to be punched, then the motor is started, the motor operates to drive the threaded rod to rotate, the threaded rod rotates to drive the placing table to move, the placing table moves to drive the mechanical part to move, and therefore the effects of clamping the mechanical part and driving the mechanical part to move are achieved.

The invention discloses a pneumatic capillary copper pipe expanding machine and a pipe expanding method, and relates to the technical field of pipe expanding equipment, and the pneumatic capillary copper pipe expanding machine comprises a rack, a clamping conveying device and a pipe expanding male die device. The clamping and conveying device comprises a conveying air cylinder and a clamping mechanism, and the clamping mechanism is provided with a pipe penetrating channel to clamp the capillary copper pipe. The pipe expanding male die device comprises a pipe expanding fixing plate, a rotary disc, a rotary air cylinder, a plurality of pipe expanding mechanisms and a discharging pipe. The discharging pipe or one pipe expanding mechanism is coaxial with the pipe penetrating channel. The pipe expanding mechanism comprises pipe expanding needles fixedly arranged on the rotary disc, the diameters of the pipe expanding needles are sequentially increased in the rotating direction, and pipe expanding guide assemblies are arranged on the outer sides of the pipe expanding needles and are driven by a push-pull air cylinder to do axial reciprocating motion. The end of the capillary copper pipe can be directly expanded, a transition pipe is omitted, and brazing spots are reduced, so that the cost is reduced, pipe blockage and fluorine leakage are prevented, and the product quality is improved. The invention further discloses a pneumatic capillary copper pipe expanding method.

The invention relates to a shielding case progressive die device with a zero-gap bending forming function, the device comprises a lower die assembly, an upper die assembly and a forming bending punch, the side wall of the punch is provided with a shearing edge, and the shearing edge is matched with a lower die to cut off a side edge connecting belt in the bending stroke so as to maintain positioning; the lower die is provided with a shaping groove corresponding to a prefabricated upwarp angle of a product, and when the die is closed to a bottom dead center, the shaping groove and the punch enclose to form a closed extrusion cavity with the volume smaller than that of a material, so that the upwarp angle material is forced to plastically flow and backfill a joint. The method has the advantages that the physical zero gap of the side wall is achieved through the mold closing force, electromagnetic leakage can be blocked without the welding procedure, and the forming precision is high.

The invention provides stamping equipment for automobile engine oil pan production, and belongs to the technical field of oil pan stamping equipment. Which comprises a stamping equipment body and is characterized in that a lower die and an upper die are installed on the stamping equipment body, a first supporting frame is installed on one side of the stamping equipment body, and a second supporting frame is installed on the other side of the stamping equipment body; an automobile oil pan material plate is placed on the top of the first supporting frame. By arranging the auxiliary feeding mechanism and the auxiliary discharging mechanism, the auxiliary feeding mechanism can be utilized, workers do not need to make direct contact with an automobile oil pan material plate, the automobile oil pan material plate can be rapidly and stably transferred to the position between the lower die and the upper die, and accurate alignment can be achieved after transferring, and the automobile oil pan material plate can be reliably placed on the top of the lower die; and compared with a traditional manual handheld plate feeding mode, the feeding device is safer and more reliable.

The invention discloses a rolling forming device and a processing control method for a vehicle battery steel-clad frame, the rolling forming device comprises a rolling base, a plurality of rolling forming units are arranged on the rolling base side by side along the X-axis direction by taking the conveying direction of a steel plate sheet as the X-axis direction and the width direction of the steel plate sheet as the Y-axis direction; an auxiliary platform is arranged at the end, opposite to the X-axis direction, of the rolling base, a surface detection device and a synchronous positioning unit are installed on the auxiliary platform, a finished product detection unit is installed at the other end of the rolling base, and the rolling forming unit comprises a frame, an upper rolling mold and a lower rolling mold, the upper rolling die is driven by a servo electric cylinder at the upper end of the frame to ascend and descend so as to adjust the distance between the upper rolling die and the lower rolling die. The problems that existing rolling equipment cannot adapt to the characteristics of martensite steel plates, so that the machining precision is low, and the rolling equipment cannot be suitable for high-precision forming of battery steel-clad frames can be solved.

The invention belongs to the technical field of rotor internal gear stamping, and particularly discloses a rotor internal gear stamping device which comprises a cold stamping frame, a cold stamping mechanism, a self-adaptive speed regulating device, a multi-directional linkage cleaning and discharging device and a dovetail groove locking type die replacement part. According to the fact that when a gear is stamped, stamping force needs to be large (enough stamping force is generated to complete gear forming) and cannot be too large (too large impact force can cause brittle fracture of the gear), the technical effect of self-adaptive lossless stamping on the gear is achieved in the mode that rotation damping is generated through self-adaptive centrifugal external expansion friction. And multiple technical effects of gear discharging and pneumatic cleaning of the die are achieved by means of driving force during stamping and a multidirectional linkage mode.

The invention discloses a continuous microtubule precision machining system and method. The machining system comprises a base, a feeding conveying assembly, a discharging assembly, a forming assembly and a detecting assembly, wherein the feeding conveying assembly, the discharging assembly, the forming assembly and the detecting assembly are supported on the base. The forming assembly comprises a continuous station table and a forming structure, the continuous station table is provided with a plurality of fixing holes for containing the micropipes, the projection of the forming structure on the continuous station table intersects with the running path of the fixing holes, and the forming structure reciprocates towards the continuous station table so as to form the micropipes contained in the fixing holes; the feeding conveying assembly is used for conveying the microtubes into the fixing holes of the forming assembly. The discharging assembly is used for collecting the micro-pipes formed in the fixing holes. And the detection assembly is used for performing pose detection on at least one of the microtubes in the material box, the feeding and conveying assembly and the fixing holes. According to the efficient continuous machining system and method, the forming precision of the micropipe is guaranteed, and the damage situation in the forming process is reduced.

The invention discloses a supporting device for preventing deformation of an upper jointed board of a bending jig, and belongs to the technical field of shipbuilding. A bending workshop jig outer cylinder is adopted as a base, 10-30 sets of jacking devices are manufactured in cooperation with an inner cylinder, the jacking devices are arranged in a fixed disc in advance according to the position of a jig table before each time of plate splicing, the jacking devices are evenly distributed according to the plate length after the outer plate is positioned, the jacking U plates are fixed to the outer side of the outer plate in cooperation with jig bolts, and the jacking U plates are fixed to the outer side of the outer plate according to the height stress of the jig table and the outer plate. After the jig is put into use, the plate splicing operation efficiency can be effectively improved, traces left by polishing and repair welding of the outer plate can be effectively reduced, and the influence of a traditional back weight on welding of outer plate seams of a trolley is avoided.

The application relates to the technical field of cable manufacturing, in particular to a production process of a hydrogen energy battery metal plate, which is processed and formed through a continuous high-speed punching production line. The continuous high-speed punching production line comprises a first station, a second station, a third station and a fourth station arranged in sequence. A preforming die is arranged in the first station and is used for primarily forming the runner shape of the metal plate. A secondary forming die is arranged in the second station and is used for forming the runner of the target height on the metal plate and the convex envelope around the runner. A punching die is arranged in the third station and is used for punching three cavity holes on the metal plate. An edge cutting die is arranged in the fourth station and is used for cutting the shape of the metal plate. A feeding mechanism is arranged at the feeding port of each station, a pulling mechanism is arranged at the discharging port of each station, a coiled material belt is conveyed by the cooperation of the feeding mechanisms and the pulling mechanisms, sequentially passes through the four stations, and the preforming, secondary forming, punching and edge cutting processes are completed.

The invention discloses an automatic taking stamping die device with a waste separation function, and relates to the technical field of stamping machines, the automatic taking stamping die device comprises a bottom plate, the top surface of the bottom plate is provided with a stamping base unit capable of realizing classified and divided conveying of waste and a target workpiece after a stamping process is completed; the top surface of the stamping base unit is provided with a stamping execution unit with a function of quickly replacing a die as required; the stamping base unit comprises a stamping base frame fixedly mounted on the top surface of the bottom plate; when the stamping driving rod descends to the preset height, the punch makes contact with a stamping blank, workpiece shaping in the first stage and workpiece cutting and separating operation in the second stage are synchronously completed, after workpiece machining is completed, the punch mounting base continues to conduct downward pressing, the material taking pressing block presses one end of the workpiece, and the workpiece is cut and separated. The other end of the workpiece is promoted to tilt and fall into the material taking movable groove, clamping stagnation of the workpiece and the punch is prevented, meanwhile, it is ensured that the workpiece is attached to the surface of the guiding protective net, and smooth proceeding of the follow-up automatic workpiece taking procedure is ensured.

A pre-bending and hemming device for machining a metal inner container of a commercial dryer relates to the technical field of metal bending and machining and comprises an integrated electric cabinet, a square machining table is welded to the upper surface of the integrated electric cabinet, and a pre-bending assembly, a hemming assembly and an edge pressing assembly are arranged on the square machining table; a positioning and clamping assembly is further arranged on the square machining table. The problems that in the traditional technology, in the machining process of a metal inner container of a commercial dryer, the metal edge is sharp, and potential safety hazards exist are solved; a traditional manual or semi-automatic hemming process is low in efficiency, unstable in quality and poor in consistency. The problems that multiple procedures such as pre-bending, edge curling and edge pressing are dispersed, so that the production process is complex, surface damage is easily caused by multiple times of clamping and positioning of a workpiece, and efficient, automatic and continuous production is difficult to achieve are solved.

The utility model provides a roller double-groove rolling machine which comprises a rack, a rotating chuck, a jacking chuck, a moving assembly and a spinning assembly are arranged on the rack, and the rotating chuck and the jacking chuck are arranged at the two ends of the rack in the length direction respectively. A roller steel pipe to be machined is transversely clamped between the rotating chuck and the jacking chuck, the rotating chuck and the jacking chuck are both arranged on the moving assembly, the moving assembly is arranged in the length direction of the rack and bears the rotating chuck and the jacking chuck to generate linear displacement, and the spinning assembly is fixedly arranged at the machining position of the rack. One end of the roller steel pipe is located at the machining position, and the spinning assembly conducts spinning on the end of the roller steel pipe to form a groove. According to the groove pressing machine, the mode that the roller steel pipe is transversely fixed is adopted, the roller steel pipe can be controlled to move and move through the moving assembly, then another groove is machined, double-groove machining under single positioning is achieved, and the machining precision and efficiency are improved.

The invention is suitable for the technical field of aluminum template punching, and provides an aluminum template punching device which comprises a feeding base, rotating supporting plates are rotationally arranged on the two sides of the feeding base, a lifting base is arranged above the feeding base in a sliding mode, a forward rotating shaft and a reverse rotating shaft are rotationally arranged on the lifting base, and a rack base, a driving part and a driven part are arranged on the reverse rotating shaft; a driving lever is arranged on the driven piece; a lifting plate capable of ascending and descending is arranged below the lifting seat, and a plurality of suction cups are arranged on the lifting plate; the punching base is arranged at one end of the feeding base, the two sides of the punching base are each provided with an outer clamping sleeve, an inner clamping sleeve and a punching base, and punching heads are arranged on the punching bases. Therefore, automatic transposition of the aluminum die workpiece can be completed, double-side punching of the aluminum die workpiece is achieved, the occupied area of the device is reduced, the operation efficiency is improved, the punching position can be adjusted, and different machining requirements are met.

The invention relates to the field of stamping equipment, in particular to lithium battery aluminum-plastic film manufacturing equipment and a process, the lithium battery aluminum-plastic film manufacturing equipment comprises a machine table, a pit punching mechanism, a cutting mechanism and a material clamping mechanism, the pit punching mechanism is used for making a film material form a pit cavity, the cutting mechanism is used for cutting the film material into a shell, and a material taking and feeding mechanism is arranged between the cutting mechanism and the material clamping mechanism; a conveying belt is arranged below the material taking and feeding mechanism, the material taking and feeding mechanism comprises a guide frame, a mounting base and a material taking base, and a reversing air cylinder for driving the mounting base is arranged on the guide frame. After aluminum plastic film pit punching is completed to form a shell, the shell is borne through the material taking base, a trigger base is used for extruding a surrounding contact base to enable a side supporting sheet to be unfolded to clamp the shell, and therefore the shell can be conveniently taken out; the shell is clamped more firmly in cooperation with negative pressure generated by the trigger base, then the mounting base and the material taking base are driven by the reversing air cylinder to contract, descend, rotate in a transposition mode and descend on the guide frame for discharging, and therefore the shell is transferred to the conveying belt below, and direct butt joint with the subsequent machining procedure is facilitated.

The utility model relates to the field of aluminum alloy profile production, and discloses an aluminum alloy profile correcting mechanism which comprises a bottom frame, two supports are installed on the top of the bottom frame in the length direction, two straightening rollers are connected to the middles of the supports in a rotating mode, the two straightening rollers are vertically arranged, and adjusting assemblies are arranged on the tops of the supports. The conveying device comprises two supports, two limiting assemblies are fixedly connected to the sides, away from each other, of the two supports, a conveying assembly is fixedly connected to the middle sides of the tops of the supports, connecting assemblies are installed on the outer walls of the supports, each limiting assembly comprises a plurality of installing plates, and the installing plates are installed on the sides, away from each other, of the two supports. According to the profile correcting device, the sliding rod, the first sliding block, the connecting rod, the rotating shaft and the positioning roller are cooperatively matched in the mounting plate, and the outer wall of the first sliding block is sleeved with the first spring, so that the positioning roller can adapt to profiles with different widths and is tightly attached to the side faces of the profiles all the time, and transverse deviation of the profiles in the correcting process is effectively prevented.

The utility model provides an inclined rib plate forming machine which is sequentially provided with a feeding device, a discharging device, a forming device and a forming device along a plate rib piece conveying route, wherein the feeding device is used for obtaining and conveying plate rib pieces; the feeding positioning device comprises a supporting frame and a feeding table, a positioning assembly is arranged on the feeding table and comprises a first positioning plate and a second positioning plate, the first positioning plate is transversely arranged, and the second positioning plate can swing circumferentially; the plate rib piece is a trapezoidal plate rib piece, the second positioning plate swings to push the bevel edge of the plate rib piece to be straightened, and the straight edge of one side of the plate rib piece abuts against the side edge of the first positioning plate; the forming compression roller device bends the bevel edge of the plate rib piece through a series of rollers to form a folded edge; the straightening device is provided with two straightening mechanisms on the left side and the right side, and the two straightening mechanisms are distributed in a front-back staggered mode. The straightening mechanism comprises a supporting seat, a first vertical pressing roller and a second vertical pressing roller, the first vertical pressing roller and the second vertical pressing roller are installed on the supporting seat, and a gap is formed between the first vertical pressing roller and the second vertical pressing roller and allows the folded edge to pass through. And the discharging device outputs the finally formed inclined rib plate.

The flexible bending center comprises an upper sliding plate, a fixed tool apron at the bottom of the upper sliding plate is connected with a movable tool apron and a middle module, the bottom of the movable tool apron is connected with a plurality of upper pressing dies, and the upper sliding plate is provided with an adjusting device for pushing the upper pressing dies to slide to form a composite upper pressing cutter; and structures such as a cutter changing module and a slicing cutter pressing module are further arranged, part of cutters are provided with adjusting plates to adjust bending chamfers, and the middle cutter is provided with a lifting air cylinder to drive a pressing plate to move. According to the device, the effects that the whole cutter does not need to be replaced, bending machining of workpieces of different shapes and different widths can be achieved only by adjusting the number of the upper pressing dies and the number of the blades, the device is suitable for workpieces of multiple specifications, rapid and accurate adjustment of the composite upper pressing cutter is achieved, the bending precision and consistency are improved, and the operation efficiency is optimized are achieved.

The utility model discloses an automatic clamping corner device for a pipe bending machine, which comprises a fixing plate, a die-in fixing seat arranged on the fixing plate through a left-right sliding device, a corner seat arranged on the die-in fixing seat through an up-down sliding device, a rotating die arranged on the corner seat through a rotating device, and a clamping device arranged on the rotating die. The rotating die can rotate relative to the center line of the rotating die through the rotating device; a clamping groove is inwards formed in the circumference of the rotary die, and the position of the clamping groove ensures that the center line of a pipe is overlapped with the center line of the rotary die when the pipe is placed at the bottom of the clamping groove; and a pipe clamping die assembly for clamping the pipe to abut against the bottom of the clamping groove is arranged on the corner seat. The device is arranged near a pipe bending wheel module on the pipe bending machine, assists the pipe bending wheel module in pipe bending, is simple and compact in structure and small in occupied space, can accurately guarantee the rotating angle of a pipe, and greatly improves the percent of pass of products.

A sheet material handling equipment includes a handling fixture having a frame adapted for attachment to a robot or manipulator; at least two arms anchored to the frame, each arm being formed by at least two semi-arms pivotally connected to each other and including a gripping member at its free end, the pivotal connection including a rotatable joint with a joint coupling having a joint brake, which are passive with a pressure or electric lock; and a first control line for distributing electrical power, and / or air, and / or hydraulic fluid for controlling the joint and / or the gripping member connected via an adapter to (a) an electrical power supply, and / or hydraulic fluid, and / or air to the robot or manipulator and to (b) a work line control unit, and an adjusting fixture structured to actively adjust a position of at least one of the arms and / or to unlock the joint brake.

The invention relates to the related technical field of pipe stretching, in particular to an aluminum alloy pipe multi-station stretching and straightening device which comprises a base, and a plurality of straightening assemblies are installed on the front portion of the base and used for conducting preliminary correction on pipes. A working frame is installed behind the straightening assembly, a plurality of clamping frames are movably connected to the interior of the working frame in the circumferential direction, a plurality of stretching rollers of downward-concave arc-shaped structures are installed in each clamping frame in the length direction, and the rotating directions of the stretching rollers of the front half part and the rear half part are opposite. A pushing assembly is arranged on the rear portion of the base to drive the core rod and the push rod to move forwards, the inner supporting assembly at the front end of the core rod is inserted into the pipe, meanwhile, the push rod drives the clamping frame to conduct clamping, the stretching roller and the inner supporting assembly are matched inside and outside, and clamping of the pipe is achieved. By means of an internal and external coordinated multi-point stretching mechanism, the end constraint effect of a traditional stretching process is effectively eliminated, uniform plastic deformation of the pipe in the full-length range is achieved, and the straightness, the size stability and the structure property uniformity of the straightened pipe are remarkably improved.

The invention belongs to the technical field of metal pipe continuous bending, and particularly relates to a metal pipe continuous bending device which comprises a rack, two sets of transmission shafts are symmetrically and rotationally installed in the rack, two sets of chain wheels are symmetrically installed on the transmission shafts, the two sets of chain wheels are meshed with two sets of chains correspondingly, and a plurality of sets of pressing modules are arranged between the two sets of chains in a surrounding mode. A plurality of sets of press-fit modules are arranged on the rack, placing grooves and bending grooves are formed in the press-fit modules and communicate with each other, a bending mechanism is arranged on the rack, the press-fit modules are driven to do circular motion, each set of press-fit module can sequentially pass through a feeding point and the bending mechanism, in the metal pipe bending process, a worker can conduct feeding and discharging at the same time, and the working efficiency is improved. And the feeding and discharging time is saved, so that the metal pipe can be continuously bent, and the bending efficiency of the metal pipe is improved.

The invention discloses an automatic carrying and stamping device for automobile parts, and relates to the technical field of automobile part machining equipment.The automatic carrying and stamping device comprises a supporting frame, a control system is installed at the front end of the supporting frame, a stamping mechanism is arranged at one end of the supporting frame, and two L-shaped clamping plates are arranged in the supporting frame; a long plate is installed at the upper end of the supporting frame, two sets of long guide rails are installed at the upper end of the long plate, three sets of supporting bases are installed at the upper end of the long plate, a long screw rod is rotationally installed between the two sets of supporting bases, and a first servo motor is installed at one end of the other set of supporting bases. The X-axis carrying mechanism, the Y-axis carrying mechanism and the Z-axis carrying mechanism are high in positioning precision, the X-axis carrying mechanism, the Y-axis carrying mechanism, the Y-axis carrying mechanism and the Z-axis carrying mechanism are matched with the secondary guiding function of the guiding and stabilizing assembly, the transverse displacement positioning precision and the longitudinal displacement positioning precision are controlled, the material placement deviation is controlled, the size precision of stamped products is greatly improved, and the product percent of pass is improved.

The invention relates to the technical field of bolt bushing assembly, and provides a bolt bushing press-riveting assembly die which comprises a stamping and press-riveting mechanism, a movable limiting mechanism, a driving mechanism and a supporting and pushing mechanism. The movable limiting mechanism is mounted on the stamping and riveting mechanism; the driving mechanism is mounted on the stamping and riveting mechanism; the supporting and pushing mechanism is mounted on the movable limiting mechanism; a control panel is mounted on the stamping and riveting mechanism, the control panel is used for controlling the stamping and riveting mechanism and the driving mechanism, and the stamping and riveting mechanism is used for punching the new energy automobile battery protection plate and is further used for driving the supporting and pushing mechanism; the punching procedure and the riveting procedure can be completed on one device, and the turnover time of workpieces is saved; the problems that machining needs to be conducted on two devices in the punching procedure and the riveting procedure, a certain time is occupied during workpiece turnover, and the production efficiency is affected are solved.