351results about "Forging press details" patented technology

According to the welding machining device and method for the inner net and the outer net of the filter, the welding machining device comprises the machining machine table, the lifting mechanism, the moving mechanism, the roller electrode, the shaft electrode and the hooping mechanism, and complex spatial spiral movement is simplified into single axial movement of the roller electrode in a joint channel; an expensive and complex high-precision multi-axis linkage numerical control system is not needed, only one common motor is needed to drive a roller electrode to linearly walk along a joint channel, inclined joint welding of the filter metal net is completed, a workpiece can be driven to rotate in a pure mechanical mode, the cost is low, the welding efficiency is high, and through a micro forging and pressing mode in advance, the welding efficiency is high. According to the method, a solid metal strip with the width of about 1-2 mm and without through holes is formed, and the solid strip provides a continuous and uniform contact surface for a subsequent roller electrode, so that a constant resistance and ideal current path is provided, controllable and predictable generation of welding heat is realized, and the problems of pseudo soldering and overburning caused by meshes are greatly reduced.

The invention relates to the technical field of metal plate forging and pressing, in particular to metal plate forging equipment which comprises a forging machine base and a forging structure arranged on the forging machine base, the forging structure is composed of a hydraulic telescopic rod, a forging head and a hammer head, and a cleaning module used for cleaning the forging structure is arranged on the forging machine base; and the cleaning module comprises a driving structure, a cleaning structure and a maintenance structure, the driving structure is used for driving the cleaning structure, and the driving structure and the maintenance structure are both used in cooperation with telescopic linkage of the hydraulic telescopic rod. According to the metal plate forging equipment, the horizontal reciprocating vibration of the cleaning plate and the rotating motion of the upper ring sleeve are converted simultaneously through the movement of the hydraulic telescopic rod and the two special-shaped rails of the wave-shaped guide seat and the spiral guide groove, one simple input is converted into various complex outputs, synchronous starting of forging, cleaning and maintaining is achieved, and the working efficiency is improved. The equipment complexity is reduced, and the operation efficiency is improved.

The utility model discloses a forging and pressing device for metal fastener production, which comprises a fixed platform, the surface of the fixed platform is fixedly connected with a limiting slide rail, a heated blank is placed in a lower die, a forging and pressing assembly is started to be matched with the lower die to carry out forging and pressing work on the blank, and the forging and pressing work is finished. The moving mechanism is started to drive the lower die to slide rightwards along the top face of the fixing platform through the limiting sliding block, the fixing ring and the turnover mechanism, the turnover mechanism is started to drive the lower die to turn over rightwards, then forged and pressed blanks and oxide skin crushed materials can be fed into the collecting box, the blanks can be supported through the arranged supporting frame, and meanwhile the crushed materials are separated; and the collected crushed aggregates can be cleaned in a centralized manner by opening the door opening and closing assembly, so that the aim of conveniently performing automatic demolding on the forged and pressed blank and simultaneously cleaning the oxide skin is achieved, and the problems that the risk of manual discharging of an existing forging and pressing device is high, meanwhile, the oxide skin generated by forging and pressing is difficult to clean, and the forging and pressing effect is affected are solved.

The invention discloses a forging device for a cold-temperature special-shaped forging part, and relates to the technical field of forging and stamping, the forging device comprises a forging table and further comprises a homing assembly, a forging machine is arranged at the top of the forging table, and a forging groove is formed in the top of the forging table; the homing assembly comprises a homing frame, a limiting frame, a limiting rod, a limiting plate, a limiting spring, a reference groove, a reference ring and a limiting groove, the homing frame is slidably mounted at the top of the forging table, the limiting frame is slidably mounted on the inner wall of the homing frame, the limiting rod is fixedly mounted on the rear side of the limiting frame, and the limiting plate is fixedly mounted on the right side of the limiting frame. The returning frame moves leftwards to drive the limiting frame to move leftwards, the limiting frame moves leftwards to make contact with the forging blank and extrude and return the forging blank, and the limiting frame is limited by the limiting rod so that the returning frame cannot move leftwards and rightwards. Therefore, the forge piece blank is prevented from directly toppling over and impacting the forging table after the forge piece blank inclines and is loosened by the limiting frame.

The utility model discloses a low alloy steel heat treatment forging device which comprises a base and a workbench installed on the top of the base, two pluggable movable plates are arranged on the top of the workbench, movable limiting clamping blocks are arranged on the movable plates, and the low alloy steel heat treatment forging device further comprises a fixed block. The number of the fixed blocks is two, and the fixed blocks are installed at the bottoms of the sides, away from each other, of the two movable plates correspondingly. Through mutual cooperation of the movable plate, the limiting clamping block, the fixed block, a first electric push rod, an adjusting block, a servo motor, a mounting block, a square block, a through groove, a clamping block, a clamping groove, a sliding groove, a second electric push rod and a movable plate, a forged low-alloy steel workpiece can be conveniently clamped and fixed, and the forging stability is guaranteed; and moreover, the clamped workpiece can be conveniently rotated, the other side of the workpiece can be conveniently forged, the situation that manual operation is needed when the workpiece is turned over is avoided, potential safety hazards are reduced, and the working efficiency is improved.

The utility model belongs to the technical field of gear shaft forging, particularly relates to a gear shaft forging die convenient to demould, and aims to solve the problems that a workpiece is inconvenient to take out after being forged and pressed during use, so that material taking is troublesome, and the gear shaft forging die is inconvenient to use, and adopts the following scheme that the gear shaft forging die comprises a die body, an upper fixing plate is fixed to the upper surface of the die body, a forging and pressing mechanism used for forging and pressing a workpiece is arranged in the die body, and a driving mechanism used for driving the forging and pressing mechanism is arranged on the upper surface of the upper fixing plate. And the forging and pressing mechanism comprises a forging and pressing cavity, the forging and pressing cavity is formed in the upper surface of the mold body, and an ejector rod is telescopically connected into the forging and pressing cavity. The driving motor drives the driving disc to rotate, so that the hinge rod drives the movable rod to move, the forging and pressing head is driven to move towards the die body, blanks placed in the forging and pressing cavity can be forged and pressed, and the blanks can be forged and pressed repeatedly.

The precise nut forging equipment comprises an equipment frame, a supporting frame is installed at the top end of the equipment frame, a stamping air cylinder is installed at the top end of the supporting frame, and the output end of the stamping air cylinder faces downwards and is connected with a stamping head. And an open groove is formed in the position, below the stamping head, of the top end of the equipment frame, a rotating plate is arranged in the middle of the open groove, fixing bases are installed on the two sides of the rotating plate, and die screws are installed on the outer walls of the fixing bases. Through the arranged fixing frame and the discharging assembly, when the supporting legs support the rotating plate, a movable air cylinder can further drive the fixing frame to move to the outer side of a machined treatment part, the fixing frame is tightly attached to the outer side of the treatment part through a transmission wheel, then the treatment part is driven by a discharging motor to rotate, and the treatment part moves downwards through rotation of threads on the inner wall; and the limiting on the processing piece is relieved.

The utility model belongs to the technical field of cold heading machines, and particularly relates to a ball head rod cold heading device which comprises an outer cage, a ball head rod cold heading machine, a ball head rod cold heading machine, a ball head rod cold heading machine and a ball head rod cold heading machine. A conical channel is formed in the main body, the main body is arranged in the cavity, and the small end of the conical channel is opposite to the closing opening; the movable mold comprises a first mold body, a second mold body and a clamping piece, the first mold body and the second mold body are both arranged in the conical channel, and a machining area is formed between the first mold body and the second mold body; the driving mechanism comprises an extrusion assembly and a push-out assembly, the extrusion assembly is arranged at the front end of the main body, and the push-out assembly is arranged at the rear end of the main body; wherein the material is connected into a machining area between the first die body and the second die body from the front end of the main body, the extrusion assembly abuts against the end, located at the front end of the main body, of the material, and the push-out assembly penetrates through the closing opening into the cavity and extends into the machining area.

The present application relates to gear processing forging equipment technical field, specifically a kind of temperature monitoring function's gear processing is forged device, and the forging device includes first forging machine, second forging machine, manipulator, test table, first forging machine is processed into intermediate body by hollow cylindrical raw material block, second forging machine is placed in first forging machine side, second forging machine is processed into gear-shaped forming body by intermediate body, test table is placed in second forging machine side, test table tests the tooth root toughness in the meshing process of forming body, manipulator is set between first forging machine, second forging machine, test table for transferring workpiece.Raw material block is heated to forging point using resistance heating mode, resistance heating electrode is set in first forging machine and second forging machine, first forging machine and second forging machine are with infrared probe to identify the temperature of raw material block and intermediate body in heating process.After obtaining intermediate body, the outer edge of heated intermediate body, so that the material that becomes tooth surface finally in second forging process is based on the material of original outer edge.

The invention discloses ultrahigh-hardness and high-purity stainless steel forging equipment and process, and relates to the field of stainless steel forging.The ultrahigh-hardness and high-purity stainless steel forging equipment comprises a heating furnace and a rotary supporting seat, a first roller conveying belt and a second roller conveying belt are installed on the two sides of the heating furnace correspondingly, and a first door assembly is installed on one side of the heating furnace; a second door assembly is mounted on the other side of the heating furnace; the top of the rotary supporting base is rotationally connected with a cooling station, a hydraulic lifting rod is installed in the center of the top of the rotary supporting base, and an electric chuck is installed at the other end of the hydraulic lifting rod. According to the ultrahigh-hardness high-purity stainless steel forging equipment and process, the temperature control and cooling process is optimized, and the final mechanical property of a product is ensured. The heating resistance wire is accurately controlled through the mechanical thermostat, the heating temperature is stabilized within the accurate range of 1000 + / -20 DEG C, the heat preservation time is set according to the thickness of a workpiece, and reliable guarantee is provided for the austenitizing process.

The invention relates to the technical field of forging, and discloses a forging device for a special-shaped forging part, which comprises a frame body, a hydraulic cylinder I, an outer mold and an inner mold, the outer mold at one end part of the hydraulic cylinder is matched with the inner mold on the inner side of the frame body to perform die forging forming on the forging part, and a displacement mechanism, a driving mechanism, a lower turntable and an upper turntable are arranged in the frame body; the position changing mechanism drives the multiple inner dies to move in the radial direction in the frame body, the driving mechanism drives the lower rotating disc and the upper rotating disc to synchronously rotate at the same speed in the frame body, the lower rotating disc and the upper rotating disc are evenly provided with a plurality of clamping mechanisms for fixing forge pieces, and the clamping mechanisms rotate along with the lower rotating disc and the upper rotating disc. The problems of insufficient positioning precision, unsmooth procedure connection, low automation degree and demolding in batch production of the special-shaped forgings are fundamentally solved, the production efficiency and the quality of the forgings are greatly improved, and an efficient and reliable solution is provided for large-scale standardized production of the special-shaped forgings.

The present application relates to the technical field of plastic precision forming of metal profiles, and specifically to a precision plastic forming method and equipment for metal profiles. The equipment is provided with an upper die movement mechanism and a lower die setting mechanism. The movement execution mechanism of the upper die movement mechanism is installed with a bus roller set. The lower die plate of the lower die setting mechanism is installed with a bottom die cavity with different profile structures. Through one-way linear movement of the hydraulic cylinder of the movement execution mechanism and extrusion and shearing of the bus roller set, metal flow fills the bottom die surface to realize the processing of the metal profile. The present application can be used for the forming of metal profiles with different specifications and cross-sectional forms, including but not limited to channel steel, bulb steel and other products. The present application can be used for ferrous metals, non-ferrous metals, composite materials and the like, and can also be used for hot forming, warm forming and cold forming. The present application is a local incremental forming method, which has the advantages of high forming efficiency, high product size precision, small springback, good flatness, small forming force and the like.

The utility model discloses a double-station upset head material gathering blank making die which comprises a lower die plate, an upper die plate parallel to the lower die plate is arranged over the lower die plate, an upsetting lower die and a pre-forging lower die are arranged on the two sides of the central axis of the lower die plate, an upsetting lower die core is arranged in the upsetting lower die, a blank piece is placed in the upsetting lower die core, and a pre-forging lower die core is arranged in the pre-forging lower die. A pre-forging lower die core is arranged in the upper die plate, an upsetting part is placed in the pre-forging lower die core, the two sides of the central axis of the upper die plate are connected with a first upper die base and a second upper die base, an upsetting upper die is arranged below the first upper die base, an upsetting upper die core is arranged in the upsetting upper die, a pre-forging upper die core is arranged below the second upper die base, and a finished product can be obtained after a blank is subjected to upsetting, pre-forging and finish forging. The cost of a cross wedge rolling mill and a cross wedge rolling die is saved, and the problem that a rolled blank is hollow is solved. The closed die forging is adopted, so that materials are saved, the cost is reduced, and a flaw detection link is omitted.

The cold header with the positioning structure comprises a movable seat, a fixed seat is arranged on one side of the movable seat, clamping devices are installed on one side of the fixed seat and one side of the movable seat, each clamping device comprises an unlocking sleeve, a positioning sleeve, a positioning rod, a clamping groove, a clamping sleeve and a fixing rod, the unlocking sleeve is installed on the outer side of the clamping sleeve, and the positioning rod is installed on the outer side of the clamping sleeve. The multiple clamping sleeves are installed on the outer sides of the positioning sleeve and the positioning rod correspondingly, the clamping grooves are spirally formed in the outer sides of the positioning sleeve and the positioning rod correspondingly, the multiple fixing rods are arrayed on the side walls of the clamping sleeves along a spiral line, and a reinforcing mechanism is arranged on the outer sides of the clamping sleeves and comprises a rotating plate, a fixing block, a reset block, a round rod, a round hole, a reset spring and a fixing groove. The round rod is installed on one side of the unlocking sleeve, a plurality of round holes are formed in the rotating plate, the reset spring is connected with the fixing block and the reset block, and a plurality of fixing grooves are formed in the clamping and fixing groove. The double technical dilemma that a positioning system is tedious and complex to replace, and the design stability of rapid replacement is insufficient is solved.

The utility model discloses a precision aluminum die casting demolding mechanism which comprises a base, a platen is fixed to the side of the top of the base through a first supporting column, a top plate is fixed to the side of the top of the platen through a second supporting column, and a lower mold is fixed to the center of the top of the platen. A first rotating shaft is rotatably installed between the platen and the top plate, the lower end of the first rotating shaft is rotatably connected with the top of the base, a first gear is fixed to the position, located above the top plate, of the upper end of the first rotating shaft, and a second rotating shaft is rotatably installed at the center of the top of the top plate. The two key actions of mold pressing and ejection can be achieved only through one servo motor, compared with a traditional demolding mechanism with multiple power sources, the demolding mechanism has the advantages that the equipment structure is greatly simplified, the number of the power sources is reduced, the manufacturing cost of the equipment is reduced, fault points caused by increase of components are reduced, the maintenance cost is reduced, and the reliability of the equipment is improved.

The invention discloses a preparation method of a bamboo-imitating modulation structure metal composite board, and belongs to the technical field of composite material preparation, and the method comprises the following steps: by taking one or more metal boards with adjustable hardness difference as raw materials, sequentially overlapping at least three layers according to design requirements through explosive welding, carrying out heat treatment according to requirements to regulate and control the hardness difference of each layer, and carrying out heat treatment to obtain the bamboo-imitating modulation structure metal composite board. Cold deformation or thermal deformation is conducted firstly, then heat treatment is conducted, the layer thickness and proportion and element, structure and hardness distribution characteristics of all layers are regulated and controlled, and the bamboo-imitating modulation structure metal composite plate is obtained. The main heterogeneous characteristics of the composite material prepared by the method imitate a staggered structure formed by hard thick-walled cells and soft parenchyma cells in bamboos, postweld treatment can be performed according to the thickness and the proportion of the thickness required by structure property coupling enhancement so as to perform controllable adjustment, and meanwhile, the heterogeneous characteristics such as components and structures can be designed; and higher-level strength and plasticity synergy can be realized.

The utility model relates to the technical field of automobile forge piece forging, and discloses an automobile connecting rod forge piece forging device which comprises a base table and a forging column, the lower end of the forging column is detachably connected with a forging head, the top of the forging head is fixedly connected with a rectangular block, and the lower end of the forging column is provided with a rectangular groove matched with the rectangular block. The rectangular block is provided with a limiting assembly used for fixing the rectangular block in the rectangular groove, and the top of the base table is slidably connected with symmetrical positioning columns. According to the forging equipment for the automobile connecting rod forge piece, when the forging equipment is used for forging the automobile forge piece, the forge piece to be machined on the base table can be positioned and fixed through the two positioning columns arranged on the base table, so that the stability is higher when the forging equipment is used for forging the forge piece; and the forging head is fixed to the lower end of the forging column through the limiting assembly, so that the forging head can be disassembled and assembled more conveniently, and a worker can replace the forging head more conveniently.

The utility model provides a rapid forging forming device for a pipeline connecting flange. The rapid forging forming device for the pipeline connecting flange comprises a device body, the device body comprises a device fixing frame, a forging module, a clamping module and an overturning module, the overturning module comprises a first driving part fixedly installed on the device fixing frame, and a first reciprocating assembly is arranged at the output end of the first driving part; a driving box used for protection is installed at the output end of the first reciprocating assembly, a second driving piece used for driving is installed in the driving box, a clamping fixing frame used for machining a workpiece is installed at the output end of the second driving piece, and a device bottom plate is arranged on the device body. A fixing base used for supporting is installed on the device bottom plate. The rapid forging forming device for the pipeline connecting flange has the effect of improving the machining quality.

The present application relates to the technical field of forging processing equipment, and specifically discloses a forging device for precision forging production and processing, which comprises a base, a stamping assembly, a jacking structure, a pushing structure and a force applying structure; the base is rectangular, the stamping assembly is fixedly arranged on the upper wall of the right end of the base, and the jacking structure is fixedly arranged on the upper wall of the right end of the base and below the stamping assembly; the present application has the advantages of reducing labor input, avoiding the influence of human factors, reducing operation risk, shortening the demolding time and improving production efficiency; the demolding scheme with the aid of the stamping movement of the existing equipment does not need to arrange workers specially for demolding operation, thereby reducing the labor input in the demolding link and avoiding scratching the forgings or damaging the mold and reducing the safety risk in the production process, and having strong applicability.

The invention discloses an automobile zero-match forge piece machining device, which belongs to the technical field of forging machining, and comprises a base component and a die component, the die component comprises a fixed die, a die cavity and strip grooves, a plurality of strip grooves are formed in the bottom surface of the die cavity, a draw bar assembly is movably arranged on a base and is linked with the base, and a rib assembly comprises a movable first rib plate and a movable second rib plate. By controlling the ribs to lift in stages and optimizing the metal flowing sequence, the requirement for forging and pressing peak tonnage can be greatly reduced, the defects of folding, cracking and the like are effectively reduced in the stable deformation process, high-quality forging of magnesium alloy and other materials difficult to form is facilitated, precise automatic control of the ribs in the non-load state is achieved, and the production efficiency is improved. And forming precision and production automation are ensured.

A method for manufacturing monoblock gears (200) having dog teeth (208) involves pre-machining a forged blank to get an outer profile, the outer profile including a first profile pertaining to a set of splines and a second profile pertaining to a set of gear teeth (206) of the monoblock gear (200). The method involves forming the set of straight splines on the first profile by any of a cold forging or a machining operation, and performing a cold forging operation to provide roof angles and back tapers to the dog teeth. During the cold forging operation, force is applied in a radial direction to shape the splines with a specific roof angle.

The invention belongs to the technical field of forging equipment, and discloses composite station forging equipment for thrust rod connectors, which comprises a forming machine main body, a lower die is arranged in the forming machine main body, a lifting assembly is arranged on the forming machine main body, an upper die of an annular structure is arranged on the lifting assembly, and the lifting assembly is used for lifting the upper die. Forming grooves are formed in the bottom of the upper die and the top of the lower die, and a forging mechanism is arranged on the upper die. According to the method, firstly, a to-be-forged thrust rod connector blank is placed in the forming groove of the lower die, then the lifting assembly is operated to drive the upper die to descend till the bottom of the upper die is attached to the top of the lower die, and the forming groove of the upper die and the forming groove of the lower die forge the overall shape of a thrust rod connector; the forging mechanism is operated to forge a bearing hole in the connecting end of the thrust rod connector, then the lifting assembly is operated to drive the upper die to ascend and reset, and finally the forged thrust rod connector can be taken out of the lower die.

The utility model discloses a large scroll plate forging forming device, which relates to the technical field of scroll plate forging, and comprises a die holder fixed on a scroll dynamic and static plate forging hydraulic press, a die core is detachably fixed on the die holder, and a die groove is formed in the die core; a cavity is formed in the mold base below the mold core, an ejection mechanism is installed in the cavity and comprises an ejection rotating plate and a power structure, a hollow cavity is formed in the ejection rotating plate, the upper end of the ejection rotating plate slidably penetrates through the bottom of the mold core and extends into the mold groove, and the power structure is used for pushing the ejection rotating plate to ascend and descend; the upper end of the ejection rotating plate can be lifted to the upper part of the mold groove; through the arrangement of the ejection rotating plate, the plug pressing plate, the ejection air cylinder and the elastic ring bag, blanking can be completed, an additional clamping structure needing to be arranged in the prior art is omitted, and therefore the effects of simplifying the equipment structure and reducing the equipment cost are achieved.

The invention relates to the field of forge piece cooperative machining, in particular to a steel alloy forge piece multi-station cooperative machining device which comprises a first forge piece machining table and a second forge piece machining table, a driving motor is fixedly installed on the back face of the first forge piece machining table, and a C-shaped supporting frame is arranged at the output end of the driving motor; hydraulic rods III are symmetrically and fixedly installed on the surfaces of the two sides of the C-shaped supporting frame, and four limiting rods are movably connected to the positions, located on the peripheral edges of the hydraulic rods III, of the surfaces of the two sides of the C-shaped supporting frame in a sleeving mode. When the steel alloy forge piece needs to be turned over, a third hydraulic rod is matched to push an extrusion sleeve plate, and a second limiting supporting rod on the outer side surface of the extrusion sleeve plate is extruded and attached to the outer side surface of the steel alloy forge piece; and the steel alloy forge piece is turned over in a small range, so that different positions of the surface of the steel alloy forge piece are stamped.

The present application belongs to the technical field of welding nut forming, and particularly relates to a welding nut forming die and a process method thereof, which comprises a supporting frame, a forming frame, a processing frame, a die type cold heading mechanism and an elliptical type conveying mechanism. The forming frame is arranged on the upper wall of the supporting frame. The processing frame is arranged on the end side wall of the supporting frame close to the forming frame. The die type cold heading mechanism is arranged on the end away from the supporting frame of the processing frame. The elliptical type conveying mechanism is arranged on the die type cold heading mechanism. The die type cold heading mechanism comprises an upper die assembly, a lower die assembly, a material supporting assembly and a testing assembly. The present application provides a welding nut forming die and a process method thereof, which can perform one-time forming on the welding nut in multiple processes, can control the forming length of the blank, and can guarantee the size specification of the formed welding nut.

The invention relates to a transfer device (12), a workpiece processing machine (10) with a transfer device (12), and a method for operating the transfer device (12). The transfer device (12) is arranged on a machine frame (14) of the workpiece processing machine (10) and has gripper carriers (30) that are translationally movable relative to the machine frame (14) in a longitudinal direction (x), a transverse direction (y), and a working direction (z). These gripper carriers are configured to hold at least one workpiece (11) and move it between at least two positions (A, B, C). A vibration (V) occurs on the machine frame (14) in the working direction (z). n ) which can impair the positioning accuracy of the gripper carriers (30). Therefore, according to the invention, a compensation signal (zk) is provided. n ) to calculate for a current work cycle of the workpiece processing machine (10) based on a vibration signal (OS n-m) of a previous work cycle (nm) and a specified target carrier position (zs n ) based on the compensation signal (zk n ) to modify. This minimizes or eliminates any positioning deviation of the gripper carriers (30) in the working direction (z).

The invention relates to the technical field of steel forging manufacturing, and discloses high-performance automobile die-casting die steel forging manufacturing equipment and a process thereof.The manufacturing equipment comprises a base, two movable clamping blocks are arranged on the base, a mounting frame is fixed to the base, and a servo hydraulic cylinder is fixed to the mounting frame; a servo hydraulic cylinder is arranged on the base, a forging die is fixed to a piston rod of the servo hydraulic cylinder, a movable cleaning seat is arranged on the base, a hollow rod is rotationally connected to the cleaning seat, a cleaning head is fixed to the hollow rod, a movable L-shaped brush plate is arranged on the cleaning head, and a plurality of communicated spray holes are formed in one side of the L-shaped brush plate. Impurities in the die cavity of the forging die can be rapidly cleaned in all directions, cleaning dead corners are reduced, the cleaning quality and efficiency are improved, time and labor are saved, and the workpiece forging forming efficiency and quality are improved.

The application relates to the technical field of metal forming, and discloses a screw processing forming die and a processing method thereof. In order to solve the problem that the screw after cold upsetting stamping forming is difficult to demold, two symmetrical die cavity barrels are arranged at the two ends of a die holder, so that the two die cavity barrels can alternately perform cold upsetting stamping forming on the screw. Meanwhile, a middle rod connecting the interiors of the two die cavity barrels is arranged in the middle of the die holder. When the left die cavity barrel performs cold upsetting stamping forming on the screw, the screw pushes the middle rod to make the screw in the right die cavity barrel discharge outward, so that the discharging is realized. Then, the screw is put into the right die cavity barrel again, and in the stamping process, the screw after forming on the left is pushed out of the left die cavity barrel according to the middle rod. In this way, the effect of screw stamping demolding is realized.

This utility model relates to a forging press with a safety door, which includes a machine tool and a safety door. Two columns are provided on one side of the machine tool, and the safety door is slidably disposed between the two columns. The safety door is composed of at least two layers of door bodies arranged from top to bottom, with the inner and outer layers of the at least two layers of door bodies staggered. At least one lifting plate is provided on the bottom layer of door bodies, which is located below the other layers of door bodies. An electric hoist is provided on the machine tool, and the lower end of the steel rope of the electric hoist is connected to the bottom layer of door bodies. The safety door of this utility model is composed of at least two layers of door bodies arranged from top to bottom. All door bodies can be folded together inward and outward. After all door bodies are lowered and unfolded, they can completely close the machine tool doorway. Therefore, this utility model can make a large-stroke safety door within a limited space, which can not only meet the requirements of comprehensive protection, but also provide sufficient height from the ground after the door is opened to allow the operator to enter the machine for operation.

In a process for generating a profile on a plastically deformable, preferably cylindrical, workpiece (2) by axial forming, a relative movement of a forming tool profile provided on a forming tool and the workpiece (2) to be formed is carried out in a forming process to generate a workpiece-side profile with a workpiece-side profile length (L). During the relative movement of the forming tool profile and the workpiece (2), an oscillating relative movement is generated, in which a forming stroke and a return stroke in the opposite direction to the forming stroke are performed alternately. The ongoing forming process is varied with respect to the oscillating relative movement. A machine arrangement (100) is designed for carrying out the above process.