61results about "Forging hammers" patented technology

The invention discloses a bearing ring forging die and relates to the field of forging, the bearing ring forging die comprises a bottom die mounted on a forging machine body, a forging hammer corresponding to the bottom die is arranged on the forging machine body, a base located below the bottom die is mounted on the forging machine body, a die cavity is formed in the bottom die, a circular groove is formed in the bottom of the die cavity, and a bearing ring is arranged in the circular groove. The inner side face of the circular groove is slidably connected with a groove expanding top seat, a vertical groove is formed in the groove expanding top seat, the inner side face of the vertical groove is slidably connected with a grooving top seat, and the mold cavity, the groove expanding top seat and the grooving top seat are concentrically arranged. According to the bearing ring forging die, through mutual cooperation of the bottom die, the groove expanding top base, the grooving top base and the synchronizing mechanism, the bearing ring can be rapidly formed in the die forging process, in the forming process, the upper stress and the lower stress of a blank are uniform, and therefore high-efficiency and high-quality preparation of the bearing ring can be effectively guaranteed.

The invention discloses an input shaft gear forging device and method for a new energy automobile, and relates to the technical field of intelligent forging device.The forging device comprises a bottom frame, a control machine box, a steering conveying belt, a cut-off machine, an electric hydraulic hammer machine, a finish forging mechanism, an electric control sliding table and a multi-shaft mechanical arm; the control case, the steering conveying belt, the cut-off machine, the electro-hydraulic hammer machine, the portal frame, the bottom plate and the electric control sliding table are all fixedly connected with the bottom frame, the multi-axis mechanical arm is fixedly connected with the electric control sliding table, and the steering conveying belt, the cut-off machine, the electro-hydraulic hammer machine, the finish forging mechanism, the electric control sliding table and the multi-axis mechanical arm are all connected with the control case through electric signals. Cutting-off, heating, rough forging and precision forging of the gear piece are automatically completed, partition forging and pressing are conducted on the upper surface of a rough blank for multiple times of fine adjustment, the flash phenomenon of stamping and hammer forging is eliminated, the deformation speed and pressure of the rough blank are improved, it is guaranteed that a die cavity is filled with metal, and the forging efficiency and quality are greatly improved.

The present application relates to the field of aluminum forging forging manufacturing, particularly to a kind of aluminum forging forging press and forging method, including anvil and hammer seat, four corners of the anvil are all fixed with vertical slide rod, the upper end of vertical slide rod is fixed with hydraulic mechanism, the hammer seat is slid through four vertical slide rods and is fixedly connected with the lower end of hydraulic mechanism, the anvil upper end front and rear direction is equipped with semicircular groove, semicircular groove is matched with semicircular seat rotation.The present application includes S1, the plane of semicircular seat is in the same plane with the upper end surface of anvil;S2, aluminum alloy blank is placed in semicircular seat and the upper end surface of anvil, the hammer seat is controlled to slide down by hydraulic mechanism, and the forging of aluminum alloy blank is formed;S3, semicircular seat is controlled to rotate on anvil, the upper end surface of anvil and the plane of semicircular seat form height difference, and aluminum alloy blank is turned over using this height difference, then semicircular seat is rotated again, and forging is carried out again.The present application is convenient for turning over aluminum alloy blank during forging.

The invention discloses a small-aperture thick-wall metal tube and a preparation method thereof. The cross-sectional diameter of the metal tube ranges from 30mm to 160mm, the dimensional accuracy is ±0.2mm, and the ratio of the outer diameter of the metal tube to the wall thickness of the metal tube is greater than 2 to less than or equal to 20. The inner wall and outer wall of the metal tube are free of peeling, dents, or cracks. The metal tube is made of steel, copper, aluminum, magnesium, titanium, or alloy. The invention has the characteristics of forging and rolling, can realize single pass and large deformation amount processing of the metal tube blank, and has the advantages of short process flow, high product dimensional accuracy (±0.2mm), good quality of the inner wall and outer wall surface, and low cost.

The present invention relates to a method for manufacturing a rotor shaft (1), in particular a rotor shaft (1) for an electric motor, comprising at least the following steps: (S1) providing a metallic solid bar section as pre-material (V) extending along an axis (X), (S2) bulk forming of the pre-material (V) by extrusion to produce a cup body (N) consisting of a hollow cylindrical side wall section (S) extending axially along the axis (X) and radially circumferentially surrounding an interior space (I), with a hollow cylindrical cross-section unchanged along the axis (X), and a transverse wall section (Q) spanning the interior space (I) radially across the side wall section (S) at an axial position along the axis (X).(S3) Removing the transverse wall section (Q) from the side wall section (S) by a separation process to produce a hollow cylinder body (H) formed (solely) by the side wall section (S), and (S4) rotary swaging of at least one axial section (A) of the hollow cylinder body (H) as seen along the axis (X) to produce the rotor shaft (1). The present invention further relates to a rotor shaft produced according to the method of the invention.

The invention relates to a forging hammer, a machining method thereof and a precision forging machine. The forging hammer comprises a plurality of hammer heads, the hammer heads are used for being arranged in the circumferential direction of a machining station, the machining station is used for containing a to-be-machined workpiece, and the forging hammer is used for forging in the radial direction of the to-be-machined workpiece. Each hammer head comprises a base body transition layer forging layer. A groove is formed in the side, facing the machining station, of the base body. The transition layer is arranged at the bottom of the groove. The material of the forging layer comprises tungsten carbide, the forging layer is arranged in the groove, and the forging layer is arranged on the side, facing the groove opening of the groove, of the transition layer. The forging hammer has the advantages of being good in performance and high in durability.

The utility model relates to the technical field of forging processing, and discloses a forging device of a trunnion forge piece, which comprises a forging table, two material guide chutes are arranged in the forging table, and top channel openings of the two material guide chutes are positioned on the top plane of the forging table; two mounting grooves are formed in the forging table, and a collecting box with an upward box opening is mounted in each of the two mounting grooves; the two collecting boxes are in one-to-one correspondence with the two material guide chutes, and a bottom chute opening of each material guide chute is communicated with the corresponding collecting box; a scraping plate is slidably mounted on the top table top of the forging table, and top channel openings of the two material guiding chutes are located on the sliding track of the scraping plate. A movable seat is mounted at the top of the forging table, and a clamping and overturning assembly is mounted on the movable seat; a power piece for driving the movable base to move up and down is installed on the forging table, and the scraper is in transmission fit with the movable base through a linkage assembly. Manual participation is not needed, the automation degree is high, meanwhile, the safety risk is reduced, and the machining efficiency is improved.

The present application belongs to the field of metal forging forming, and particularly relates to a four-hammer-head bidirectional synchronous / one-way synchronous bidirectional asynchronous self-centering forging device. The upper hammer head of the device is fixed on an upper anvil seat capable of reciprocating up and down. The left and right hammer heads are positioned by a curved rhombic pin and X-shaped distributed sliding blocks, and can slide relatively along the sliding block inclined surface under the action of a driving mechanism. The upper and lower hammer heads and the left and right hammer heads are separately grouped, and each moves along the horizontal direction and the vertical direction. The tensile spring between the left and right hammer heads and the cross beam cooperates with the upper anvil seat to drive the four hammer heads to perform reciprocating synchronous retreat movement. Further, the angle of the contact surface of the hammer head and the sliding block is changed to realize the bidirectional synchronous / one-way synchronous bidirectional asynchronous movement of the four hammer heads. The device can simplify the structure of the existing four-hammer-head forging device, realize self-centering of the device during the forging process, realize the forming of various specifications of blank by adjusting the contact angle of the device, and is suitable for the forging of non-ferrous metals and precious metals with poor plastic forming.

This invention relates to the field of steel forging technology and discloses a forging and forming apparatus for steel processing, including a forging unit. The forging unit includes a support frame, and a tilting table is disposed inside the support frame. A first forging hammer and a second forging hammer are symmetrically mounted on the tilting table. A switching unit includes a dual-axis motor installed inside the support frame and a bushing with bearings connected to the support frame. When the dual-axis motor is driven to rotate, the bushing is controlled to rotate via a belt pulley transmission mechanism, thereby controlling the rotation of the tilting table. This invention, by setting up the switching unit, realizes the alternating operation of the first and second forging hammers. When one hammer is working, the other hammer has time to cool and recover, avoiding excessive wear and thermal damage caused by prolonged continuous operation of a single hammer, thus effectively extending the service life of the hammers.

The utility model relates to electro -hydraulic hammer technical field discloses a kind of electro -hydraulic hammer with protective device, including installation base, fixed assembly and forging table are provided on the installation base, the outside of the forging table is provided with protective assembly, the side, away from the forging table of the protective assembly, is provided with detection assembly, the side of the fixed assembly is provided with control center;In the utility model, by the protective assembly is set in the position with a certain distance from forging table, avoid the metal scrap that flies out in the forging hammering process and rebound on forging table after hitting protective shell, lead to the forging effect is poor;By setting detection assembly, whether there is staff standing outside protective assembly is detected currently, control center receives signal, control protective assembly adjusts, block metal scrap and fly out, avoid splashing to the face of staff, lead to staff injury, ensure the safety of personnel.

In order to improve medical clips, in particular in the form of aneurysm clips, it is proposed that the cone angle has a value of at least 10°. Additionally, an improved reforming tool, an improved reforming machine, and an improved method for manufacturing medical clips are proposed.

The utility model discloses a forging and pressing device for a breeding fence protective net connecting belt, and belongs to the technical field of forging and pressing machining. A forging and pressing device for a connecting belt of a breeding fence protective net comprises a forging press with a hammer head, an anvil block of a cylindrical structure is fixedly arranged on the forging press, the forging press further comprises a fence arranged on the anvil block in a sleeving mode, the bottom of the fence is detachably connected with the forging press, an upper blocking cover of an arc-shaped structure is fixedly arranged on the top of the fence, and the upper blocking cover is fixedly connected with the hammer head. A window is formed in the upper blocking cover, a transparent baffle extending towards the window is arranged in the upper blocking cover in a sliding mode, and a space is reserved between the bottom of the transparent baffle and the inner bottom of the window. The anvil block is sleeved with the fence, the upper blocking cover is fixedly arranged at the top of the fence, splashing of impurities can be reduced in the forging process, the impurities can be concentrated in the fence, the follow-up cleaning difficulty is reduced, the risk of hurting people is reduced through effective shielding of the fence and the upper blocking cover, and production safety is improved.

The application discloses a high-precision preparation device for a zirconium alloy fuel assembly guide tube, which comprises a rotary swaging assembly, the rotary swaging assembly comprises two adjustable-angle rotary swaging devices symmetrically arranged upward and downward, the adjustable-angle rotary swaging device comprises a moving plate, a plurality of connecting rods are arranged on the moving plate, a swaging hammer is arranged on each connecting rod, a chuck seat coaxial with the rotary swaging assembly is arranged on the side of the rotary swaging assembly, a polishing cylinder coaxial with the chuck seat is arranged on the chuck seat, two screw rods are symmetrically installed on the polishing cylinder, a round polishing block is installed at one end of each screw rod in the polishing cylinder, the device further comprises a core rod coaxial with the rotary swaging assembly and the chuck seat, and a fixing sleeve for clamping and rotating the zirconium alloy tube. The adjustable-angle rotary swaging device and the round polishing block are used for realizing accurate diameter change forming and surface treatment of the zirconium alloy fuel assembly guide tubes with different specifications, and the production efficiency and the yield of the zirconium alloy fuel assembly guide tubes are improved.

A chain link for a link chain has two legs running parallel to one another, and connected to one another at the ends via curves. The legs and curves are circular in cross-sections. The legs have smaller cross-sectional areas compared to the cross-sectional areas of the curves. The chain link is manufactured by radial forging with: providing a profile bar, and the profile bar is made of a steel material, inserting the profile bar into a radial forging machine and radial forging with reduction of the diameter of the profile bar in longitudinal portions, so that the profile bar is axially stretched in the forged longitudinal portion, wherein the diameter is reduced at least in the region of the later legs, and removing the radially forged chain link semi-finished product and forming the profile bar into a chain link as well as welding the front ends of the formed chain link.

This invention belongs to the field of axle machining technology and discloses an environmentally friendly axle forging device, including a worktable, a support, a motor, and a hydraulic cylinder. A connecting plate is installed at the telescopic end of the hydraulic cylinder. A piston rod and a forging hammer are fixedly installed at the bottom of the connecting plate. A connecting frame is fixedly installed on the output shaft of the motor. Three sets of mounting rings are fixedly installed on the outer side of the connecting frame. A forging die is rotatably installed inside the mounting rings. The device is designed so that the connecting pipe moves towards one end of the water inlet pipe under strong water pressure, causing the sealing rod to disengage and simultaneously abut against the water inlet pipe. This connects the inner cavity of the worktable and the inner cavity of the water storage ring, allowing the high-pressure cooling water, squeezed by the piston rod and sealing block, to be ejected through the nozzle and push the inclined plate to rotate, generating wind. Simultaneously, the cooling water increases its contact area with the workpiece through impact with the inclined plate. Combined with air cooling, this significantly improves the cooling capacity of the workpiece.

The present invention relates to a tool-holder clamp (1) for the operations of picking and depositing a set of tools (2'; 2") from a tool-holder storage (3). The tool- holder clamp (1) comprises a grip handle (10), a tool- holder disc (11) and an identification and centering structure (13) slidingly engaged outside the grip handle (10). Such an identification and centering structure (13) is translatable along a clamp axis (P) between a retracted position associated with the engagement with a first set of tools (2'), and an advanced position associated with the engagement with a second set of tools (2") having a different axial length with respect to the axial length of the first set of tools (2').

The forging equipment comprises a core rod, a sliding support, a pushing mechanism and an abutting positioning mechanism, a cylindrical groove is coaxially formed in one end of the core rod, the sliding support comprises two sets of sliding rails, two sets of frame bodies and a locking piece, the two sets of sliding rails are arranged in parallel, the two sets of frame bodies are arranged in parallel, and the locking piece is arranged in the cylindrical groove. The bottoms of the frame bodies are correspondingly connected with the sliding rails in a sliding mode, the height of the frame bodies is adjustable, and the locking pieces are connected between the sliding rails and the frame bodies. The pushing mechanism is connected between the two groups of frame bodies, and the pushing mechanism is provided with a telescopic moving end; the abutting positioning mechanism is connected to the telescopic moving end of the pushing mechanism and comprises two disc-mounted pieces, a plurality of clamping jaws and a synchronous telescopic assembly. According to the core rod, an existing core rod is improved, the cylindrical groove is coaxially formed in one end of the core rod, the abutting positioning mechanism matched with the cylindrical groove is arranged at the telescopic moving end of the pushing mechanism, and the abutting positioning mechanism is used for guiding the telescopic moving end to apply thrust with the stable force application direction.

The embodiment of the invention provides a method for improving the utilization rate of alloy consumable ingots, a forging device and application of the forging device in GH4169 alloy preparation, and belongs to the technical field of high-temperature alloy casting. The method comprises the following steps: providing an alloy consumable ingot prepared by vacuum consumable remelting; the alloy consumable ingot is heated to the preset forging temperature at the preset heating rate; the end of the alloy consumable ingot is subjected to primary forging, and a basic clamp handle structure is formed through forging and rotating; secondary forging is conducted on the basic clamp handle structure, and the basic clamp handle structure is forged into a clamp handle through forging and pressing; after primary forging and secondary forging, the defect of the central area of the end of the alloy consumable ingot is left in the clamp handle, and the pure material surrounding the central area is pressed into the qualified area of the alloy consumable ingot to be recycled. According to the method, end defects are accurately recognized, the alloy consumable ingots are locked in the cut pliers handles so as to retain qualified materials, and the effective utilization rate of the GH4169 alloy consumable ingots is increased by 10%-15%.

The forming jaws (3) of a rotary swaging tool for deforming plastically deformable, preferably metallic, workpieces have a jaw base (13) and a forming body (14) that is structurally separate from the jaw base (13) and supported on, preferably connected to, the jaw base (13). On the workpiece side, the forming body (14) is defined by a forming surface (15) that is formed for deforming the workpiece. The rotary swaging tool has at least one forming jaw (3) of the above-mentioned kind.

The utility model discloses forging and stamping equipment for forge piece machining, which comprises a base, a protective frame is fixedly embedded in the center of the top of the base, an anvil block is fixedly connected to the center of the bottom of the inner side of the protective frame, and a forging and stamping table is fixedly embedded in the outer side of the top of the anvil block. Operation notches are symmetrically formed in the left side and the right side of the protection frame, an anti-explosion observation window is fixedly embedded in the front side of the protection frame, electric push rods are symmetrically fixed to the front side of the top of the base left and right, the top output ends of the electric push rods are fixedly connected with semicircular supports, and a forging taking and placing space and an operation space for operators are reserved. And meanwhile, a conventional iron clamp for supporting and clamping the forge piece is assisted to relieve wrist aching pain caused by long-time holding, the safety problem that the forge piece slips out of the hand is avoided, in addition, a protective barrier is formed between the forge piece and the forge piece for safety isolation protection while observation of the forging state by an operator is not affected, and the safety of manual forging is guaranteed.

The application discloses a kind of forging methods of bending rudder bar, belong to bending rudder bar technical field, including selecting the steel blank of circular or square section;Steel blank is preheated;Forging operation includes cutting shoulder with lower chopper, lengthening, bending;When cutting shoulder with lower chopper, adopt shoulder 200mm with inclination;After cutting shoulder with lower chopper processing, install on square drawing machine and carry out lengthening;When bending, bending rudder bar is placed between flat anvil and V-shaped anvil using clamp fixed, and using hammer head to exert force;After forging operation is completed, the size of bending rudder bar is calibrated;After size calibration, bending rudder bar is heat treated;After heat treatment, the quality of bending rudder bar is inspected;After quality inspection, the surface of bending rudder bar is treated and sprayed;The slope of shoulder with inclination can make stress distribution more uniform, reduce the concentration of local stress, so as to improve the strength and fatigue resistance of ship bending rudder bar;Meanwhile, shoulder with inclination can reduce material loss in cutting process.

The invention belongs to the technical field of forging and pressing manufacturing, and provides a precision forging forming method of an ultra-long ultrahigh-pressure steel pipe precision forging machine, which comprises the following steps: step 1, placing blanks in an effective heating area of a furnace kiln, heating the blanks to a forging temperature of 1080-1100 DEG C, fully preserving heat, taking out the blanks by a material loading and taking machine after heating, and taking out the blanks; quickly placing on a feeding roller way, carrying out air cooling for 3-10 minutes, and then, carrying out automatic feeding and forging by adopting a precision forging machine; secondly, the forging passes of the forging stock and the forging ratio of all the passes are controlled, the total forging pass is controlled to be 4-6, the main forming forging frequency is 180 times / min, the first pass rolling reduction is controlled to be 40-70 mm, and the forging time is controlled to be within 1 min; the deformation ratio of the second pass to the third pass is larger than or equal to 1.5, the forging time of the second pass is controlled within 1 min, the forging time of the third pass is controlled within 1.5 min, the forging frequency of the last pass is 240 times / min, and the rolling reduction is controlled within 4-6 mm. According to the technical scheme, the production efficiency is improved, the production period is shortened through shrinkage forging, and the production cost is greatly reduced.

A method for automatic pass schedule calculation during forging, in particular radial forging, of stepped shafts made of metal workpieces, in particular steel, in a forging machine, preferably a radial forging machine with at least four forging tools arranged around the circumference of the workpiece, which are set up and adapted for simultaneous forging the workpiece and / or the stepped shaft, includes: entering starting parameters for the forging process, preferably radial forging process, into a pass schedule calculation program; specifying target parameters for the forging process, preferably radial forging process; and calculating, by the pass schedule calculation program, based on these start and target parameters, a pass plan or calculated a forge sequence. A control and / or regulation unit and a forging machine for carrying out the method are disclosed.

The utility model relates to the technical field of air hammers, and discloses an air hammer with an adjustable clamping structure, which comprises a body and a hammer seat, the body is fixedly connected with the hammer seat, the output end of the body is fixedly provided with a hammer head, the outer surface of the body is provided with a mounting seat, the outer surface of the mounting seat is provided with a servo motor, and the servo motor is connected with the body. A worm is fixedly mounted at the output end of the servo motor, the outer surface of the worm is rotationally connected with the interior of the mounting base, and according to the air hammer with the adjustable clamping structure, by controlling the servo motor to operate, the worm is driven to be in linkage with the worm gear part to rotate; a first rack plate and a second rack plate are meshed and moved on the outer surface of a worm gear part, a first rack seat and a second rack seat are driven to move oppositely, a left side clamp and a right side clamp are driven to get close to each other and slide on the outer surface of a hammer seat, a clamping structure is adjusted, and therefore the purposes of reducing manual fatigue and improving the working efficiency are achieved. And raw material falling is reduced.

The invention discloses a high-precision transmission gear forging device, and relates to the field of gear forging, the high-precision transmission gear forging device comprises a machine body, a forging hammer arranged on the machine body and an anvil block, and a columnar forge piece is placed on the anvil block; an arc-shaped guide frame is arranged on the top face of the anvil block, an arc-shaped guide strip is slidably connected to the inner side face of the arc-shaped guide frame, bearing blocks are symmetrically installed on the two sides of the top of the arc-shaped guide strip, and extension rods are slidably connected to the inner side faces of the bearing blocks. In the working process of the high-precision transmission gear forging device, after one-time hammering is carried out, clamping plates on the two sides are driven by electric telescopic rods to clamp the surface of a columnar forge piece, so that a driving unit drives the clamping plates to drive the columnar forge piece to rotate by a fixed angle, and after the columnar forge piece rotates, the clamping plates move reversely to reset; and after the next hammering, the cylindrical forge piece is continuously driven to rotate by a fixed angle, so that the cylindrical forge piece can be hammered and shaped with a better effect in the gear forging hammering process.

The invention relates to a forging machine having a frame (3) in which rams (2), which can be driven radially with respect to a forging axis (1) and have interchangeably clampable forging tools (4), are mounted, having a gripping device (32) of a manipulator (31) and having a carrier (9) of a tool-changing device, which carrier (9) can be gripped by the gripping device (32) and comprises, on its insertion end opposite the clamping end (10), a carrier arm star (11) with radial carrier arms (13) arranged according to the angular pitch of the rams (2) and comprises a counter-holder (12) opposite the carrier arm star (11) and axially spaced apart therefrom, wherein the counter-holder (12) and the carrier arm star (11), which is axially displaceable relative to the counter-holder (12), have pins (15, 16) which interact with end-face pin receptacles (17) of the forging tools (4) and which form receptacles for the forging tools (4). In order to enable an advantageous tool change, it is proposed that the radial carrier arms (13) each have a pin (15) opposite a pin pair (16) of the counter-holder (12), that the carrier arm star (11) is rotationally adjustable relative to the counter-holder (12) by half the pitch angle of the rams (2), and that the frame (3) forms an axial displacement guide (38) for the counter-holder (12) with an axial stop (41) for the changing position.

The invention relates to the technical field of aluminum alloy forging equipment, in particular to a spaceflight-grade high-strength aluminum alloy forging manufacturing device and method.The spaceflight-grade high-strength aluminum alloy forging manufacturing device comprises an L-shaped machining base, a fixing plate is fixedly connected to the top of a vertical plate of the L-shaped machining base, and a forging hammer is fixedly arranged at the top of the fixing plate; two moving grooves are formed in the top of a transverse plate of the L-shaped machining base, and moving blocks are slidably connected into the two moving grooves. According to the spaceflight-grade high-strength aluminum alloy forge piece manufacturing device and method, after an aluminum alloy forge piece is fixed, a connecting rod drives a rotating rod and a C-shaped rod to rotate together, at the moment, the bottom end of a vertical rod of the C-shaped rod can make contact with the inner wall of an adjusting groove, the C-shaped rod moves upwards and compresses a first compression spring, locking of the connecting rod, the rotating rod and a clamping frame is relieved, and the clamping frame is locked; the angle of the aluminum alloy forge piece is adjusted immediately according to the forging requirement, meanwhile, when forging errors or improper operation occurs, the machining state of the aluminum alloy forge piece can be quickly relieved, and loss of the aluminum alloy forge piece is reduced.

The invention relates to the field of aluminum forge piece forging and pressing manufacturing, in particular to an aluminum forge piece forging press and a forging and pressing method.The aluminum forge piece forging press comprises an anvil block and a hammer seat, vertical sliding rods are fixed to the four corners of the anvil block, a hydraulic mechanism is fixed to the upper ends of the vertical sliding rods, and the hammer seat penetrates through the four vertical sliding rods in a sliding mode and is fixedly connected with the lower end of the hydraulic mechanism; a semicircular groove is formed in the upper end of the anvil block in the front-back direction, and a semicircular base is rotationally arranged in the semicircular groove in a matched mode. Comprising the steps that S1, the plane of a semicircular seat and the upper end face of an anvil block are located on the same plane; s2, the aluminum alloy blank is placed on the upper end face of the semicircular seat and the upper end face of the anvil block, a hammer seat is controlled to slide downwards through a hydraulic mechanism, and forging and pressing of the aluminum alloy blank are achieved; and S3, the semicircular base is controlled to rotate on the anvil block, the height difference is formed between the upper end face of the anvil block and the plane of the semicircular base, after the aluminum alloy blank is turned over through the height difference, the semicircular base rotates, and forging and pressing are conducted again. The aluminum alloy blank can be conveniently overturned during forging and pressing.

A forming jaw of a rotary swaging tool for shaping a plastically deformable, preferably metallic, workpiece has a jaw main body and a forming body which is a separate component from the jaw main body and is mounted on the jaw main body, preferably connected to the jaw main body. On a side facing the workpiece, the forming body is bounded by a shaping surface designed for shaping a workpiece. A rotary swaging tool has at least one forming jaw of the above-mentioned type.

The invention provides an end socket type plate blank forge piece and a star-shaped arrangement spinning forging method thereof, and relates to the technical field of metal material forging. According to the star-shaped arrangement spinning forging method for the seal head type plate blank forgings, a flat hammer head is arranged in the center of a blank, spinning is carried out in a star-shaped anvil arrangement mode, the blank can be evenly stressed in all directions, in the rotating and pressing process, the pressure of all angles is matched with one another, and therefore the blank is not prone to falling off, and the yield of the seal head type plate blank forgings is improved. The problem of ovality caused by uneven stress is effectively avoided, and the dimensional accuracy is greatly improved. And moreover, stress distribution in the blank is more uniform in a uniform stress mode, and the blank can be fully extruded and deformed by pressure in all directions, so that homogenization of internal tissues is promoted, grains in the blank are finer and denser, the grain size can reach 6.5-7.0 grades, and the mechanical property of the end socket plate blank forge piece is improved.