229results about "Forge furnaces" patented technology

The invention belongs to the technical field of forging equipment, particularly relates to forging equipment and a forging method for improving the three-direction uniformity of a large aluminum alloy forge piece, and provides the following scheme aiming at the problems that the three-direction tensile property of the forge piece cannot be improved to the same level through existing forging equipment, and workers cannot be effectively protected. The forging equipment for improving the three-way uniformity of the large aluminum alloy forgings comprises a base, a frame body is fixed to the top of the base through a supporting rod, two electric push rods fixedly penetrate through the interior of the frame body, the same top plate is fixed to the top ends of output shafts of the two electric push rods, and a plurality of connecting rods are fixed to the bottom end of the top plate. Blanks can be overturned through rotation of the placing table, lifting of the lifting block and movement of the trapezoidal frame, so that the blanks can be forged by the forging head in different directions, different temperatures of the blanks in the hot forging furnace are achieved, and in addition, the hot forging furnace can be braked through cooperation of the shifting block and the check block under the action of centrifugal force.

The invention belongs to the technical field of pipe fitting hot punching forging, and particularly relates to pipe fitting hot punching forging equipment which comprises a base, supports, temperature sensing type hot forging mechanisms and auxiliary type material moving mechanisms, the supports are symmetrically arranged on the upper wall of the base, the temperature sensing type hot forging mechanisms are arranged on the supports, and the auxiliary type material moving mechanisms are arranged at the two ends of the supports. The temperature sensing type hot forging mechanism comprises a rotary driving mechanism, a heating mechanism, a temperature guide mechanism, a limiting mechanism and a direct driving mechanism, the rotary driving mechanism is arranged on the side wall of the support, the heating mechanism is arranged on the rotary driving mechanism, the temperature guide mechanism is arranged on the upper wall of the support, the limiting mechanism is arranged on the side wall of the temperature guide mechanism, and the direct driving mechanism is arranged on the inner wall of the support. According to the hot punching forging equipment for the pipe fittings, the heating temperature of each group of metal blanks entering the forging furnace can be monitored in real time, and the quality of forged and formed workpieces is guaranteed.

The utility model relates to the technical field of hot punching forging, and provides an energy-saving double-turbine cyclone forging heating hearth which comprises a double-arch-shaped energy-saving cyclone hearth, a metal frame surrounds the outer surface of the double-arch-shaped energy-saving cyclone hearth, and high-temperature glass fiber inner cotton is filled between the double-arch-shaped energy-saving cyclone hearth and the metal frame. A metal plate fixing shell is fixedly mounted on the outer surface of the metal frame, high-temperature glass fiber heat preservation cotton wraps the outer surface of the metal plate fixing shell, a hearth outer frame protection metal plate is fixedly connected to the outer surface of the high-temperature glass fiber heat preservation cotton, a mounting shell is mounted on the right side face of the metal frame, and two first heating guns are mounted in the mounting shell. A second heating gun is installed in the middle of the upper surface of the double-arch-shaped energy-saving cyclone hearth. By means of the technical scheme, the problems that in the prior art, due to the fact that comburent of a traditional hot hearth is not sufficiently combusted, resources are wasted, and meanwhile smoke greatly affects the environment are solved.

The invention relates to the technical field of flange forging, in particular to an automatic flange forging production system based on intelligent manufacturing, comprising: a forging module for forging a flange raw material into a finished flange; the detection module is connected with the forging module and comprises a temperature sensor which is connected with the heating furnace and is used for detecting the temperature in the heating furnace, a vibration sensor which is connected with the forging machine and is used for detecting the vibration intensity of the forging machine, and a thickness sensor which is arranged at the output end of the forging machine and is used for detecting the thickness of a finished flange; the control module is connected with the forging module and the detection module and used for judging whether the production stability of flange forging meets the requirement or not according to the variance of the temperature fluctuation amplitude in the heating furnace and adjusting the opening degree of an airflow valve in the heating furnace when the production stability does not meet the requirement. The production stability of flange forging is improved.

The utility model relates to the technical field of industrial heating furnaces, in particular to a natural gas continuous type annular forging heating furnace which comprises a furnace body and a rotary furnace bottom located in the furnace body, the interior of the furnace body is divided into a preheating area, a heating area and a heat preservation area, and the rotary furnace bottom is driven by a speed reducer to rotate in the circumferential direction. A smoke outlet and a plurality of combustors are arranged in the furnace body, the combustors are arranged at the tops of the heating area and the heat preservation area in the furnace body, the smoke outlet is formed in the top of the preheating area in the furnace body, and the smoke outlet is externally connected with a negative pressure fan; a plurality of supporting pipes are evenly distributed and fixed to the outer wall of the furnace body in the circumferential direction, a circle of heat preservation skin is fixed to an outer ring formed by the multiple supporting pipes, and the space between the heat preservation skin and the outer wall of the furnace body is filled with heat preservation cotton. The heating furnace can effectively improve the energy utilization efficiency, reduce the energy cost consumption, ensure the stable forging temperature in the furnace, and can form an automatic production line with the previous and later procedures to improve the machining efficiency.

The invention provides an intelligent control method and device of a totally-closed vacuum isothermal forging system, relates to the field of aerospace part forging, and is applied to the intelligent control device of the totally-closed vacuum isothermal forging system. The totally-closed vacuum isothermal forging system further comprises a plurality of heating furnaces in a vacuum environment and an intelligent robot for transferring blanks in the heating furnaces. A sliding gate close to one side of the intelligent robot is arranged outside each heating furnace; the method comprises the steps that a target heating task of a target blank is obtained; the target heating task is used for indicating a plurality of working steps in a target blank heating process, and each working step is used for indicating a heating furnace for heating in the working step; and before the target blank is heated in the heating furnace of the current working step to the end of the current working step, a sliding gate of the target heating furnace for heating in the next working step of the current working step is controlled to be opened according to the target heating task. The method is used for improving the transfer efficiency during blank heating.

The equipment comprises a heating furnace, an opening is formed in one side of the heating furnace, a die forging furnace is arranged in front of the opening at intervals, transmission chains extending to the two sides of the die forging furnace are arranged on the two sides of the opening of the heating furnace, and pipe body deformation restraining pipes are arranged on the portions, located above the two transmission chains, of the two sides of the die forging furnace correspondingly. The two pipe body deformation restraining pipes are coaxially arranged, the ends, away from the die forging furnace, of the two pipe body deformation restraining pipes are connected with a stopping base and a power base respectively, and one side of the stopping base is coaxially connected with an easily-drilled metal rod stretching into an inner hole of a drill pipe body in the die forging furnace through a connecting rod. Compared with an existing drill rod with an anti-abrasion sleeve additionally arranged in the middle of a pipe body, the drill rod is safer and more reliable in use, and the service life of the pipe body of the drill rod is prolonged; meanwhile, compared with a drill rod with a thickened middle formed by turning a thick-wall round pipe, a large number of steel material resources can be saved, the production cost is reduced, and the production efficiency is improved.

The invention relates to the technical field of medium-frequency induction heating furnaces, in particular to a medium-frequency induction heating furnace body, a furnace body manufacturing method anda temperature control method. The medium-frequency induction heating furnace body comprises a furnace lining, a material channel allowing a blank to pass through is formed in the middle of the furnace lining, and an induction coil which extends in axial direction of the material channel and is spirally wound on outer side of the material channel is arranged in the furnace lining; and a pluralityof temperature measuring holes are formed in the side wall of the furnace lining in the axial direction of the furnace lining at intervals, the temperature measuring holes are formed in the radial direction of the furnace lining and penetrate through the side wall of the furnace lining, and the temperature measuring holes are located at the intervals between every two adjacent turns of coils of the induction coil. The invention further provides a manufacturing method of the medium-frequency induction heating furnace body and a temperature control method of the medium-frequency induction heating furnace. According to the furnace body, the temperature measuring holes are formed in the side wall of the furnace body for temperature measurement instead of adopting the temperature measurement mode at a discharge port so that the temperature measurement accuracy can be improved.

An aluminum alloy pre-strengthening and hot forming production line is provided, including a pre-strengthening heat treatment mechanism, a forging mechanism, and a trim press. The pre-strengthening heat treatment mechanism includes a roll forging machine, a solid solution furnace, a quenching water tank, an aging furnace, and a heat preservation furnace. The forging mechanism includes an upsetting press machine, and a forging press machine. The upsetting press machine is configured for blanking an heat preserved aluminum alloy bar-shaped blank, and the forging press machine is configured for forging and forming the blanked aluminum alloy bar-shaped blank. The trim press is configured for trimming the forged and formed aluminum alloy rod-shaped blank, so as to obtain an aluminum alloy member meeting a requirement.

The utility model discloses a material turning device for forging heating, which belongs to the technical field of forging processing and comprises a heating furnace. An arc-shaped supporting frame used for containing blanks is arranged in the heating furnace, the arc-shaped supporting frame is gradually lowered from the two sides of the arc-shaped supporting frame to the middle of the arc-shaped supporting frame, and an arc-shaped support is arranged at the outer bottom of the heating furnace and is gradually lowered from the two sides of the arc-shaped support to the middle of the arc-shaped support. A driving mechanism used for driving the heating furnace to move in a reciprocating mode along the radian of the arc-shaped support is arranged on the arc-shaped support. According to the utility model, only the arc-shaped support frame is arranged in the heating furnace, so that the arrangement difficulty is obviously reduced, and only the temperature-resistant treatment of the arc-shaped support frame needs to be carried out; the arc-shaped support and the driving mechanism are both arranged on the outer side of the heating furnace and act on the outer side of the heating furnace, the wall of the heating furnace does not need to be opened, and the problem that high-temperature gas in the heating furnace overflows in the material turning process is solved.

The present invention belongs to the field of forging hot processing, and relates to a forming method for controlling the hot material system to improve the internal structure of a high-temperature alloy forging. The method comprises: determining the grain size requirements required for the forging; selecting the corresponding deformation amount per fire, hot material system and cooling method according to the grain size requirements; and heat treating the forging according to the corresponding deformation amount per fire, hot material system and cooling method.

The utility model relates to the technical field of steel billet processing, and discloses a heat preservation forging device for steel billet processing, which comprises a forging furnace, the outer wall of the forging furnace is fixedly connected with the inner wall of a furnace door, the outer wall of the furnace door is fixedly connected with the inner wall of a discharging frame, and the forging furnace is provided with a heat preservation mechanism for carrying out heat preservation treatment on steel billets. The heat preservation forging device comprises a heat preservation mechanism, a protection mechanism is arranged on the heat preservation mechanism, the heat preservation mechanism comprises heat transfer pipes, the tops of the heat transfer pipes are fixedly connected with the inner wall of a forging furnace, the heat preservation mechanism is arranged, and the two heat transfer pipes are connected to the bottom of the forging furnace and used for collecting heat in the forging furnace. And an activated carbon filter screen and a control shaft are arranged in the heat dissipation pipe, the angle of the heat insulation plate is controlled by rotating a rotary knob at one end of the control shaft, the heat in the heat storage pipe can be discharged out of the heat dissipation pipe, and therefore heat preservation is conducted on the steel billet materials on the discharging frame.

The utility model discloses a hanging door for a forging furnace in a forging workshop, which relates to the field of bearing processing and comprises a door frame, a door body slidably mounted in the door frame, a rope winding mechanism mounted at the top of the door frame, a first cavity formed in the door body, an elastic mechanism arranged in the first cavity, a hanging plate fixedly connected to the top end of the elastic mechanism, and a hanging rope connected to the top of the hanging plate. Friction mechanisms are arranged on the two sides of the door body and comprise fixing shells, the fixing shells are fixed to the side walls of the door body, friction plates are arranged in the side walls, close to the door frame, of the fixing shells, and guide rods are fixedly connected to the sides, close to the door body, of the friction plates. When the lifting rope is broken, the elastic mechanism drives the lifting plate to move downwards, the lifting plate drives the transmission mechanism to operate to enable the extrusion mechanism to rotate, and the extrusion mechanism pushes the friction plate to the inner walls of the two sides of the door frame, so that the door body is prevented from falling quickly by utilizing the friction between the friction plate and the door frame, the safety is improved, the subsequent maintenance is facilitated, and the maintenance cost can be reduced.

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 utility model belongs to the field of metal piece forging, and particularly relates to an efficient heating furnace for metal piece forging, which solves the problems of low efficiency and poor protection in the prior art, and comprises a box body and a driving motor, a box door is arranged on one side of the box body, and a heating furnace and two heating plates are respectively arranged in the box body. A plurality of heat conduction blocks are installed on the heating furnace, a supporting frame is fixedly connected to the inner wall of the box body through bolts, a driven shaft is rotatably installed on the supporting frame, and the output end of a driving motor is connected with a driving shaft through a coupler. And due to meshing of a large gear and a small gear and arrangement of a synchronous chain, when the net-shaped containing box rotates, two sliding rods move to drive a net-shaped clamping plate to limit and fix the workpiece, the stability of the workpiece is guaranteed, then it is guaranteed that heating is uniform, and the working efficiency is improved.

A composite forging device includes a connecting component, a heating module and a forging module. The heating module is connected to the connector and includes a heater. The forging module is connected to the connector and includes a forger. The heater and the forger are disposed opposite each other.

The invention provides an electric heating forging furnace for track iron tooth production and machining, and relates to the field of forging heating. The caterpillar band iron tooth machining forging furnace comprises a furnace body, a sealing door is installed on one side of the furnace body, a coil is installed in the furnace body, two rails are installed on the inner bottom wall of the furnace body, two inclined rails are arranged on the side, close to the sealing door, of the inner bottom wall of the furnace body, the ends, close to the sealing door, of the inclined rails extend downwards, and the two inclined rails are located outside the two rails. A supporting assembly is arranged in the furnace body and slides relative to the furnace body according to the two rails. The device further comprises a jacking assembly. According to the caterpillar band iron tooth machining forging furnace, by arranging the supporting assembly and the jacking assembly, caterpillar band iron teeth can be turned over under the large acting force, after the battens are put down, the caterpillar band iron teeth are turned over back to the pyramids, and therefore the caterpillar band iron teeth can be heated in multiple directions.

The heating furnace comprises a heating furnace body, a through hole is formed in the front side of the top end of the heating furnace body, a furnace door is assembled in an inner cavity of the through hole, sliding grooves are symmetrically formed in the left side and the right side of the furnace door, and one ends of guide blocks are symmetrically arranged on the left side and the right side of the through hole; and hydraulic cylinders are connected to the left side and the right side of the top end of the heating furnace through screws, and the output ends of the upper surfaces of the hydraulic cylinders are fixedly connected to the outer wall of the furnace door. The device is simple in structure and reasonable in design, the temperature in the furnace chamber can be locked when the furnace door is opened, temperature loss is reduced to the maximum extent, energy is saved, waste is avoided, the stability of heating in the furnace can be improved, the quality of machined forgings is remarkably improved, and the production cost is reduced. In addition, thermal stress change is reduced, a furnace body, a heating element and the like can be protected, the service life is prolonged, use is flexible, practicability is high, and the use requirement on the existing market is met.

The utility model discloses a constant temperature heating furnace for valve forgings, which relates to the technical field of heating furnaces and comprises a furnace body, a slide rail is fixedly arranged at the bottom end of the furnace body, a movable frame is arranged above the slide rail, pulleys corresponding to the slide rail are arranged at four corners of the lower surface of the movable frame, and a mounting frame is fixedly arranged at one end of the movable frame. According to the forging blank feeding and discharging device, the furnace body is arranged, the sliding rail is arranged at the bottom end of the furnace body, the movable frame capable of sliding is arranged above the sliding rail, the mounting frame is arranged at one end of the movable frame, the movable frame capable of sliding up and down is arranged on the outer side of the mounting frame, and the material fork is arranged at the bottom end of the movable frame; the forge piece blanks can be lifted and put down through the forge piece forge piece forge piece forge piece forge piece forge piece forge piece forge piece forge piece forge piece forge piece forge piece forge piece forge piece forge piece forge piece forge piece forge piece.

The present invention belongs to the technical field of flange forging equipment, and in particular, relates to an energy-saving flange forging furnace, including a base, a furnace body is installed on the top of the base, a feed port and a discharge port are respectively provided on both sides of the furnace body, a first furnace door is provided at the feed port, a second furnace door is provided at the discharge port, a storage plate is provided inside the furnace body, and the storage plate is tilted downward on the side close to the discharge port, a plurality of cylindrical blanks are placed on the top of the storage plate, a support platform is hinged at the bottom of the storage plate, and the bottom of the support platform is fixedly connected to the inner wall of the bottom of the furnace body. When taking the blank, the present invention can quickly transfer the blank to the material taking box by opening and closing the second furnace door, thereby shortening the time of opening and closing the furnace door compared to the existing material taking method, thereby greatly reducing the loss of heat in the furnace body, and being more energy-saving and environmentally friendly.

A gas-electricity combined heating continuous forging heating furnace relates to the field of metal forging processing and comprises a heating furnace, a partition plate cover is fixedly mounted on the rear side wall of an inner cavity of the heating furnace, a mesh plate is mounted between the left side wall and the right side wall of the inner cavity of the partition plate cover, and a natural gas nozzle opening is fixedly mounted on the left side end face of the heating furnace. A gas heating pipe is fixedly installed at an output port of the natural gas burner port, the gas heating pipe penetrates through the side face of the partition plate cover to abut against the upper end face of the mesh plate, a top plate is fixedly installed on the upper end face of the heating furnace, and fixing plates are installed on the top plate at equal intervals. According to the utility model, heat generated by gas heating is taken as a main part, heat generated by electric heating is taken as an auxiliary part, and gas and electric heating are combined bidirectionally, so that the heating uniformity and the temperature control precision are ensured, meanwhile, the heat can be circularly heated again, the utilization rate of the heat is greatly improved, and the heating energy is effectively saved.

The invention discloses a precision forging device and a working method thereof, and relates to the technical field of precision forging devices.The precision forging device comprises a mounting rail, a feeding mechanism, a clamping assembly, a forging assembly, a cleaning assembly and a lifting sensing assembly. The feeding mechanism drives the blank to move and rotate in the forging furnace; the lifting sensing assembly detects the position of the blank, the forging mechanism is controlled to only forge the middle high-temperature area of the blank, and cracks in the end low-temperature area are avoided; the cleaning assembly automatically removes surface waste residues in the forging process. The alarm system monitors the forging quality in real time. Automatic and precise forging of blanks is achieved, the forging quality and the material utilization rate are remarkably improved, and the precise forging device has the advantages of being reasonable in structure, convenient and fast to operate, easy to maintain, wide in adaptability and the like and is suitable for precise forging production of high-precision metal parts.

The utility model relates to the technical field of forging furnace discloses a kind of multi-station quick die changing mechanism of forging furnace, comprising: base, for supporting overall structure;Multiple groups of push cylinder, fixed on base, and its output end is connected with push rod;Guide limiting rod, parallel setting in push rod both sides, for orientation;Push seat, with push rod, guide limiting rod fixed connection, and push seat is equipped with guide bar mouth and positioning jack;Die holder guide bar, slidably installed in guide bar mouth, and positioning slot is equipped in die holder guide bar;Positioning jack, cooperate with positioning jack and positioning slot by positioning jack, realize the quick positioning and locking of die holder guide bar. Multiple groups of push cylinder and guide limiting rod cooperation of being set, so that die holder guide bar can be quickly, stably switched between different stations, greatly shorten die changing time. Meanwhile, the cooperation design of positioning jack and positioning slot realizes the quick positioning and locking of die holder guide bar, improves the accuracy and efficiency of die changing.

The utility model relates to the technical field of forging heating, in particular to an automatic feeding device of a forging heating furnace, which comprises a furnace body with two open ends, and two pulling mechanisms respectively positioned at the two open ends of the furnace body. According to the device, the rod workpieces are conveyed to the furnace body, the power motor on the single pulling mechanism is started to drive the two transmission ring belts to rotate synchronously, the two transmission ring belts drive the multiple moving frames to be separated through the connecting ropes and the pulling ropes, the two driving motors are started to drive the adjacent adjusting lead screws to rotate, and therefore the rod workpieces can be adjusted. The two moving plates on the single adjusting screw rod drive the adjacent abutting rods to move oppositely, the two abutting rods on one moving frame clamp a workpiece, the abutting rods on the other moving frames support the workpiece, the workpiece is positioned in the center of the opening of the furnace body, and then the power motor is started to drive the multiple moving frames to reset to feed the workpiece into the furnace body; and the other pulling mechanism can be used for pulling out the rod workpieces, so that automatic feeding and discharging can be achieved, the positions of the workpieces can be automatically positioned, and use of a user is facilitated.

The present application discloses an energy-saving hood-type forging furnace, and relates to the field of forging furnaces. The present application includes: a furnace body, the upper end of which is open and a rotating arm is fixedly connected to one side; a furnace cover, a mounting frame is fixedly connected to the movable end of the rotating arm, the furnace cover is vertically slidably mounted on the mounting frame and snapped onto the open end of the furnace body, and a lifting member for driving the furnace cover to move up and down is connected to the mounting frame; a hot air circulation component, including an air inlet frame fixedly connected to the bottom of the furnace cover, a wind wheel located in the air inlet frame is rotatably mounted at the bottom of the furnace cover, and a rotating motor is connected to the mounting frame. The present application arranges an air inlet frame and a wind wheel at the bottom of the furnace cover, so that the heat from the top can be directly extracted and injected into the inner wall of the furnace body, and then blown out again from the bottom to form a cycle, and the hot air from the top is used to heat the bottom. Compared with the cold air at the bottom, the heat is pushed downward to circulate, which can effectively improve the overall heating efficiency of the furnace body.

The invention discloses an intermediate frequency furnace rapid discharging sorting device which comprises a rack, a blank detection mechanism, a conveying chain, a material kicking assembly, a sorting assembly, a driving motor, an oxide skin assembly, a pneumatic FRL and an electric control box, and the blank detection mechanism is used for detecting whether blanks are qualified or not; the kicking assembly and the sorting assembly are arranged on the front side and the rear side of the middle of the conveying chain respectively. The material kicking assembly is used for kicking the unqualified blanks into the sorting assembly, and the sorting assembly is used for classifying the unqualified blanks falling into the sorting assembly. According to the sorting device for rapid discharging of the intermediate frequency furnace, unqualified hot blanks can be rapidly extracted, removed and classified, the production efficiency of the whole production line is improved, the harmful factor that qualified high-temperature blanks generate oxide skin due to long-time exposure in air is reduced, the energy loss of the hot blanks and the oxide skin are reduced, and the service life of the hot blanks is prolonged. Therefore, the service life of the forging equipment grinding tool is prolonged. The invention further discloses a sorting method for rapid discharging of the intermediate frequency furnace.

To provide a method of manufacturing a Japanese sword that can forge a sword with minimum reduction of steel.SOLUTION: A method of manufacturing a Japanese sword includes: a first step S1 of heating and beating out steel; a second step S2 of crushing the beaten steel; a third step S3 of selecting steel of good quality from the crushed steel; a fourth step S4 of stacking the selected steel; a fifth step S5 of heating and integrating the stacked steel; and a sixth step S6 of heating and beating out the integrated steel, and then folding it in two layers. In the first step S1, the steel is heated to a temperature of 800°C or lower and rolled to a thickness of 0.3 mm or less, and the sixth step S6 is repeated three times or four times.SELECTED DRAWING: Figure 1

The present invention provides a feeding and conveying device and method for an induction heating furnace, belonging to the technical field of induction heating furnaces, comprising two relatively arranged mounting and fixing plates, the upper end of the mounting and fixing plates being fixedly provided with a center distance adjustment mechanism for adjusting the center distance of an upper feeding wheel and a lower feeding wheel, the lower end of the mounting and fixing plates being provided with a driving mechanism for driving the upper feeding wheel and the lower feeding wheel to rotate, and the lower end of the mounting and fixing plates being provided with a supporting mechanism for supporting a blank. The feeding and conveying device has a simple structure, low cost, easy maintenance, strong anti-interference performance, and can meet the transmission of blanks of different specifications and sizes. When transmitting blanks of different specifications and sizes, it is no longer necessary to interrupt the transmission and adjust the production line, thereby simplifying the process, ensuring the stability and continuity of the blank transmission, realizing the continuous production of the blanks, and improving the production efficiency and the qualified rate of the blanks.

The invention provides a large titanium alloy double-hole frame forge piece forming process method which comprises the steps that a heated round bar is placed in a combined type pre-forming die to be pressed to a designated position, and a blank with a certain shape is obtained; the combined type pre-forming die comprises an upper die, a lower die and a die core with a certain shape. The obtained blank is taken out, remelted and heated and then put into a pre-forging die to be pre-formed, and a pre-forged piece is obtained through pre-forging deformation; the pre-forging die consists of an upper die and a lower die; and finally, the pre-forged blank is put into a final forging die to be subjected to final forging forming after being remelted and heated, and a final forging piece is obtained. By the adoption of the method, the complex free forging blank manufacturing process is avoided, the round bar is directly put into the blank manufacturing die to be deformed, the production quality and efficiency of forgings are guaranteed, forming on a fifty thousand-ton press can be achieved, the forming load is greatly reduced, the production efficiency is improved, and the production cost is reduced.

The utility model relates to the technical field of gear forging heating, in particular to a heat treatment device for gear forging. According to the technical scheme, the heat treatment device for gear forging comprises a forging furnace assembly and further comprises a feeding assembly, a track and an air supply assembly; an air supply assembly is arranged around the upper end of the forging furnace assembly; a feeding assembly is arranged on the lower end face of the forging furnace assembly. A track is arranged at the lower end of the feeding assembly; the forging furnace assembly comprises a heating furnace, a gas-fired boiler and a heating spray hole; the air supply assembly comprises a U-shaped air supply pipeline and an air blower. External air is blown into the gas-fired boiler through the air blower along the U-shaped air supply pipeline, so that gas in the gas-fired boiler is fully combusted, the combusted gas is blown into the heating furnace through the heating spray holes, a gear arranged on the gear sleeve rod in a sleeving mode is fully heated, heated waste gas is exhausted out of the smoke exhaust hole along the smoke exhaust pipe, and the heating efficiency is improved. The heat energy utilization rate in the heating furnace is effectively improved.