6746results about "Quenching devices" patented technology

The invention relates to the technical field of metal forge piece machining, in particular to an irregular metal forge piece heat treatment method and system.The irregular metal forge piece heat treatment method comprises the steps that firstly, temperature compensation partitions are divided according to geometrical characteristics, and stepped preheating is implemented to establish a uniform basic temperature field; then, the heat preservation time of each subarea is independently regulated and controlled in the austenitizing stage, and sufficient transformation of a thick-wall area structure and control over the grain size of a thin-wall area are both considered; in the quenching process, partition strength adjustment is carried out based on a preset cooling map, and cooling parameters are dynamically optimized through real-time feedback; and finally, according to the residual stress distribution, carrying out partition stepped tempering. The heating and cooling uniformity is remarkably improved through partition dynamic temperature management, and the structure difference and thermal stress concentration caused by section sudden change are effectively inhibited; the microstructure is ensured to be uniform and stable through austenitizing control; the hardenability and the deformation resistance are balanced through a differential cooling strategy; and directional reduction of residual stress is achieved through an intelligent tempering mechanism, and the cracking risk is greatly reduced while the comprehensive mechanical property is improved.

Examples of methods of hot forming structural components are provided. The methods include heating a blank made from an Ultra High Strength Steel with an aluminum coating and forming the heated blank in a multi-step production line or apparatus.

The invention relates to the technical field of driving shaft machining, and discloses conveying equipment for heat treatment of an automobile driving shaft. The quenching device comprises a conveying mechanism used for conveying the driving shaft and a quenching mechanism used for heating and cooling the driving shaft, a plurality of limiting frames capable of moving in a telescopic mode are arranged on the conveying mechanism, and each limiting frame comprises a sliding strip and two shaft frames which are arranged on the sliding strip and used for containing and limiting the driving shaft. Therefore, the conveying mechanism can stably convey the driving shaft, and meanwhile quenching of the quenching mechanism on the driving shaft is not affected. The quenching mechanism comprises an induction heating coil which is arranged above the conveying mechanism and can move transversely and an ejector rod used for limiting axial movement of the driving shaft. The conveying mechanism is improved and combined with the quenching mechanism, so that the heat treatment process of the driving shaft can be automatic and streamlined, and the quenching efficiency of the driving shaft is improved while the quenching effect of the driving shaft is ensured.

The invention discloses a bolt heat treatment device and technology, and relates to the technical field of heat treatment devices.The bolt heat treatment device comprises a heat treatment box, two bidirectional driving rods are symmetrically arranged on the inner wall of the heat treatment box, and two heat insulation plates are arranged between the two bidirectional driving rods in a threaded sleeving mode; the two heat insulation plates are movably inserted into the left side and the right side of the heat treatment box correspondingly. When a bolt frame moves, a guide rod slides along the inner wall of a guide groove, so that the bolt frame is promoted to shake left and right, bolts are promoted to shake to shake off chippings on the surfaces of the bolts, meanwhile, the shaken chippings are collected through a heat insulation plate, and the possibility that the chippings influence the heat treatment effect of the bolts is reduced; through the toothed plate piece, the bidirectional driving rod is conveniently driven to rotate, the heat insulation plate is promoted to move, and therefore the heat treatment box is promoted to be opened, the bolt frame moves downwards to the position below the heat insulation plate, the heat insulation plate is reset along with continuous movement of the toothed plate piece, and therefore the heat treatment box is sealed, and the possibility of heat loss is reduced.

The invention relates to the technical field of quenching, and particularly discloses a quenching device and method for stainless steel pipe machining. The quenching device comprises a bottom box, a quenching box is fixedly installed above the bottom box, one side of the quenching box is open and provided with a sealing door, the sealing door is movably connected with the quenching box, and the end, close to the quenching box, of the bottom of the sealing door is connected with a base; a turntable is rotationally mounted on the base, a plurality of fixing cones are arranged around the top of the turntable, and a to-be-quenched pipe fitting is sleeved on the fixing cones. Through the arrangement of the outer ring and the inner ring, synchronous fixing of a plurality of pipe fittings is achieved, rotation of the driving disc pushes the extrusion pieces to evenly expand outwards along the sliding grooves, and the extrusion pieces can be reset in combination with the elasticity of the springs; through sliding constraint of the limiting blocks and the limiting grooves, it is guaranteed that deviation does not occur in the extrusion process, the outer ring provides reverse supporting to form clamping force, the clamping safety of the thin-wall pipe fitting is remarkably improved through the design, and the device is particularly suitable for quenching of stainless steel pipes prone to deformation.

The utility model discloses full-automatic heat treatment equipment for screws, which comprises first rotating rollers, a grating, a second rotating roller, a quenching tank, a collecting pipe, a compressor, a support beam, a controller and a flow dividing pipe, the grating is arranged in the quenching tank, the first rotating rollers are arranged on two sides of the upper surface of the grating, the second rotating roller is arranged on the upper surface of the grating, and the compressor is arranged on the second rotating roller. One end of the first rotating roller and one end of the second rotating roller are both connected with servo motors, a compressor is installed on the upper surface of the bottom support, a controller is arranged on one side of the compressor, a collecting pipe and a flow dividing pipe are arranged on the outer walls of the two sides of the quenching tank correspondingly, and a cooling pipe penetrating through the interior of the quenching tank is connected between the collecting pipe and the flow dividing pipe; and temperature sensors are embedded in the inner walls of the two sides of the upper end of the quenching tank. According to the screw quenching device, heated screws can be continuously conveyed through the grating, continuous quenching treatment can be carried out in the quenching tank, meanwhile, quenching oil in the quenching tank can be cooled, and the situation that the quenching effect is affected due to the fact that the oil quenching temperature is too high is prevented.

To provide a quenching simulation method for steel with high accuracy.SOLUTION: Provided is a quenching simulation method for steel, comprising: a calculation section 1 calculating a distribution of temperatures by a heat conduction analysis using a finite element method after inputting each of steel phases and physical properties at each of steel temperatures to separate a shape model; a calculation section 2 calculating distribution of strain or stress by an elastoplastic analysis; a calculation section 3 calculating distribution of phase fraction through calculation of a basic equation representing phase transformation; and a calculation section 4 calculating distribution of cooling speed from time change of temperature of each of elements, the method comprising a step of carrying out coupled analysis using phase transformation parameters of the steel calculated from the cooling speed calculated with the calculation section 4 on a procedure to calculate the phase fraction in the calculation section 3.SELECTED DRAWING: Figure 1

The invention relates to the technical field of steel pipe safety production, in particular to a seamless steel pipe production detection system and method based on a bent shell screw drill, and the system comprises a production process detection module, a steel pipe quality detection module and a quality detection platform, the production process detection module is used for processing to obtain a seamless steel tube production process abnormal evaluation value; the steel pipe quality detection module is used for processing to obtain a seamless steel pipe surface quality evaluation value and a seamless steel pipe internal quality evaluation value; according to the seamless steel pipe production detection system based on the bent shell screw drill and the production method, the abnormities in the production process of the seamless steel pipe, the number of early warning times and the surface quality and the internal quality of the seamless steel pipe are comprehensively analyzed; quality control can be carried out more effectively, production parameters are adjusted in time, defects are reduced, and therefore the product quality is improved.

The utility model relates to the technical field of forge piece quenching treatment, in particular to a forge piece quenching device which comprises a base plate, symmetrically-distributed supporting legs are fixedly installed on the two sides of the bottom of the base plate, a quenching box is fixedly installed on one side of the top of the base plate, and a cooling box is fixedly installed on the other side of the top of the base plate. According to the forge piece quenching device, the base plate, the supporting legs, the cooling box, the driving mechanism, the clamping pieces, a cover plate, a sliding groove, an adjusting lead screw, an adjusting block, an electric telescopic rod, a main shaft, a quenching box, a second motor, a mounting groove, a worm gear, a worm and a supporting plate are used in cooperation, the two clamping assemblies are arranged, and the positions of the two clamping assemblies can be exchanged; the quenching cooling process of the forge piece is alternately carried out, so that the waste of time and energy is reduced, the processing capacity of the device and the control of the production cost are improved, and the design is simple and practical.

The present disclosure discloses a multi-sensor-based hot forming production system for an aluminum alloy sheet metal part and a control method thereof, and belongs to the field of aluminum alloy sheet metal forming manufacturing technology. A plurality of sensors are disposed in the hot forming production system, and closed-loop control of a whole process and adaptive production can be realized based on deformation properties, a microstructure evolution law, and a mechanical property change law of the aluminum alloy sheet metal part. The hot forming production system comprises a control system based on a multi-physical quantity model, an environmental heating furnace, an automated transfer and positioning device, a hot stamping and forming device, and an in-die aging device. By using the hot forming production system and the control method thereof, the product quality and the stability of the forming process can be effectively improved, and the adaptability of the process to form different types of alloys can be enhanced.

The invention relates to the technical field of pin bush quenching, in particular to a pin bush quenching cooling device which comprises a supporting seat, an outer cooling mechanism is arranged on the supporting seat, a buffer seat is further arranged on the supporting seat, the buffer seat and the supporting seat are connected through an elastic part, and an inner cooling mechanism is further arranged on the buffer seat. The method has the advantage that the probability of pin bush gouges in the high-temperature state can be reduced.

The invention relates to the technical field of bearing ring production, and discloses heat treatment equipment for bearing ring production and a heat treatment method thereof. The invention provides heat treatment equipment for bearing ring production, which comprises a quenching pool, a spraying ring is arranged right above the quenching pool, a coil is arranged right above the spraying ring, the interior of the spraying ring is hollow, a partition plate is fixedly mounted in the spraying ring, and the coil is arranged right above the spraying ring. A plurality of spraying holes distributed in an annular array mode are formed in the inner side of the spraying ring and divided into an upper layer and a lower layer. The spraying holes are cleaned through the friction force between the cleaning ring and the spraying holes, the water outlet flow of the spraying holes is guaranteed, the problems of soft blocks, deformation or uneven hardness and the like caused by insufficient local cooling of the bearing ring can be effectively avoided, and therefore the product quality is improved, the maintenance cost and downtime of equipment are greatly reduced, and the production efficiency is improved. And the continuity of a production line and the operation efficiency of equipment are greatly improved.

The invention relates to the technical field of quenching, in particular to a high-toughness steel wire production quenching furnace and a quenching process thereof. The quenching furnace comprises a furnace body, a heating chamber and a cooling chamber are arranged in the furnace body, a blocking mechanism is arranged between the cooling chamber and the heating chamber, a conveying mechanism is arranged in the cooling chamber, a mounting frame is arranged at the bottom of the cooling chamber, and a quenching oil tank used for storing quenching oil is arranged in the mounting frame. A stirring mechanism and a reciprocating mechanism are arranged in the quenching oil tank; oil in the quenching oil tank flows through up-down reciprocating motion of the pressing plate, temperature layering of the upper layer and the lower layer of the oil is broken, heat exchange is promoted, the temperature of the oil is more uniform, when the pressing plate reciprocates up and down and ascends, the through holes are opened, the oil in the upper layer can smoothly pass through, and when the pressing plate descends, the through holes are closed. Therefore, the speed of oil in the lower layer flowing to the upper layer in the oil tank is increased, convection of oil in the quenching oil tank is more sufficient, and the temperature difference between the upper layer and the lower layer is further reduced.

The invention provides a heat treatment device for casting machining and a using method thereof, and relates to the technical field of heat treatment machining, the heat treatment device comprises a liquid storage unit, a driving unit, a casting supporting unit, a control unit and a conductive unit; the driving unit is mounted at the top of the liquid storage unit and is used for moving a quenched casting; the casting supporting unit is mounted at the bottom of the driving unit and is used for placing a casting; the control unit is installed on the front side of the liquid storage unit and used for controlling the driving unit. The conductive unit is mounted at the top of the control unit; it is guaranteed that a certain safe distance always exists between the control panel and a casting during use, and workers are prevented from being accidentally injured during casting quenching; the problem that before the casting is quenched, the worker and the casting cannot be in a safe distance all the time, and consequently the worker is prone to accidental injury in the quenching process is solved.

The invention discloses a quenching treatment device for belleville springs and belongs to the technical field of belleville spring machining, an erecting assembly is driven by a supporting rod to rotate, the erecting assembly can drive a plurality of belleville springs to rotate, a plurality of rotating gears are in meshed connection with a gear ring, and the rotating gears can rotate and revolve around a center gear at the same time; the quenching heat treatment mechanism can conduct heat treatment on the belleville springs arranged outside the erecting assembly in a sleeving mode, the belleville springs are in a movable state, so that the belleville springs can be evenly heated, the heating effect cannot be affected by stacking or placing positions of the belleville springs, the product quality is guaranteed, and along with continuous rotation of the center gear, the service life of the belleville springs is prolonged. The belleville springs subjected to heat treatment can be moved out of the working area of the quenching heat treatment mechanism, the belleville springs to be subjected to heat treatment can be conveyed into the working area of the quenching heat treatment mechanism by the erecting assembly, the purpose of continuously carrying out heat treatment on the batched belleville springs is achieved, and then the machining efficiency of the belleville springs is improved.

The utility model provides a transmission shaft straightening machine which comprises a shell, a connecting pipe is arranged on a bottom plate of the shell and used for enabling a transmission shaft to penetrate through the straightening machine in parallel in connecting spaces among parts, and a straightening assembly used for straightening the transmission shaft is arranged in the center of the bottom plate of the shell. The rolling wheels are rotationally connected to the rolling wheel frame, and the rolling wheel frame is fixedly connected to the bottom plate of the shell and used for rolling the transmission shaft during straightening; a plurality of nozzles are arranged in the quenching pipe, and the quenching pipe is used for quenching the transmission shaft before straightening; according to the utility model, a plurality of rows of nozzles are uniformly mounted on the inner wall of the middle upper half part of the quenching pipe, and the rollers are arranged on the two sides of the device to drive the transmission shaft to rotate, so that the transmission shaft in the quenching pipe can be continuously quenched, and the first straightening wheel and the second straightening wheel rotate and extrude in opposite directions to straighten the transmission shaft; and the transmission shaft can move forwards under the action of friction force, so that different parts of the transmission shaft are gradually straightened.

The invention relates to a full-gap high-pressure roller type quenching device and a quenching method. The full-gap high-pressure roller type quenching device comprises a water spraying system, a roller way system and a hydraulic lifting system. The roller way system comprises a plurality of spiral roller sets, and each spiral roller set comprises two spiral rollers symmetrically arranged on the upper side and the lower side of the steel plate. The water spraying system comprises a plurality of gap nozzle sets. And a spiral roller group is correspondingly arranged behind each gap nozzle group. Each gap nozzle set comprises two gap nozzles symmetrically arranged on the upper side and the lower side of the steel plate, and when the gap nozzles are used, a water curtain is sprayed in the moving direction of the steel plate so that a water curtain included angle can be formed between the water curtain and the wall face of the steel plate. The water curtain included angle formed by the first gap nozzle set is smaller than the water curtain included angle formed by the second gap nozzle set, the water curtain included angle formed by the second gap nozzle set is smaller than the water curtain included angles formed by the other gap nozzle sets, and the water spraying amount of the gap nozzle sets is gradually decreased. The steel plate alloy can be reduced, the cost is reduced, and the problems existing in the prior art are well solved.

The invention provides a heat treatment device and method capable of preventing wind power tower flange deformation, and relates to the field of wind power flange heat treatment.The device comprises a quenching furnace, the quenching furnace is composed of an upper furnace body, a lower furnace body and three sets of supporting frames, and the upper furnace body and the lower furnace body are connected through a lifting assembly; a sealing assembly is further arranged at the connecting end of the upper furnace body and the lower furnace body. The upper furnace body and the lower furnace body each comprise an outer shell, a liquid storage box, a rotating assembly, a limiting assembly, a driving bin and a surface anti-deformation mechanism. According to the flange supporting and limiting device, the adjusting discs and the adjusting bases are spirally matched, the adjusting discs rotate to synchronously drive the three adjusting bases to move, then flange workpieces with different diameters are supported and limited, and driving force provided by the synchronous rotating assembly can drive the limiting rollers and the fixing columns to synchronously rotate; therefore, limiting faces are formed on the top face, the bottom face, the outer wall and the inner wall of the flange workpiece, the shape change of the flange workpiece is limited, and the workpiece is prevented from deforming.

A continuous induction quenching device for two ends of an automobile push rod is used for manufacturing the automobile push rod. Two conveying lead screws are installed in the middle of the quenching machine tool, the head ends of the conveying lead screws are in butt joint with mistake-proof feeding devices above the conveying lead screws, inductors are arranged on the two sides of the middle sections of the conveying lead screws and connected with variable vibration devices and heating power sources, blanking grooves are formed in the tail ends of the conveying lead screws, and quenching liquid grooves are installed below the conveying lead screws. A spiral groove of the conveying lead screw is matched with the diameter of the rod portion of the push rod, and the ball head end and the ball socket end of a discharging port of the mistake-proof feeding device are matched with a ball head and a ball socket at the two ends of the push rod respectively. According to the invention, simultaneous quenching of the ball head and the ball socket at the two ends of the push rod can be realized, the problems of low efficiency and overlarge cost input caused by separate quenching of multiple devices in the prior art are solved, wrong quenching, re-quenching and missing quenching in the machining process are avoided, and high dependence on personnel skills and operation attention is avoided; quenching efficiency of the ball head and the ball socket at two ends of the push rod can be improved, product quality can be guaranteed, and manufacturing cost can be reduced.

The invention provides a clamping and positioning method for overall medium-frequency heating and quenching of a bearing outer ring. The clamping and positioning method comprises the following steps that 1, a supporting ring is installed and positioned, specifically, the center line of the supporting ring is made to be perpendicular to the horizontal plane, and the supporting ring can rotate around the axis of the supporting ring; secondly, the bearing outer ferrule is installed, specifically, the bearing outer ferrule is arranged in the supporting ring in the first step in a sleeved mode, and the outer ferrule and the supporting ring are coaxially arranged; the bearing outer sleeve is sleeved with the supporting ring capable of rotating around the axis of the bearing outer sleeve, the jacking heads capable of applying the elastic acting force to the outer sleeve are arranged in the circumferential direction of the supporting ring, and when the outer sleeve is subjected to induction heating and subsequent quenching cooling, the axis of the outer sleeve can be prevented from deviating even if the outer sleeve is heated to expand; and in the quenching cooling stage, the acting force applied to the outer ferrule by the ejector head is utilized, shape-limited quenching of the ferrule can be achieved, and the problem that deformation of the ferrule is too large is avoided.

The invention discloses thermal forming equipment and a thermal forming system, and is applied to the technical field of thermal forming. An upper slide block and a lower slide block; the transmission assembly is installed on the equipment frame, the transmission assembly comprises a power component, a power conversion component connected with the power component, a torque transshipment mechanism connected with the power conversion component and a feedback encoder used for obtaining the rotation angle of the torque transshipment mechanism, and the power conversion component and the torque transshipment mechanism are both in a gear shape; the torque transfer mechanism is used for driving the upper sliding block to move towards or away from the lower sliding block; the power component and the feedback encoder are both connected with the controller, and the controller is used for controlling the power component to act according to the rotation angle, obtained by the feedback encoder, of the torque transshipment mechanism. According to the thermal forming equipment, the moving position of the upper sliding block can be better fed back, the mold closing position precision between the upper mold and the lower mold is improved, and the machining precision of a workpiece is further improved.

The utility model relates to a forklift type heat treatment quenching device, which aims to solve the technical problem that the time and the speed of the quenching device cannot be controlled, and adopts the technical scheme that the forklift type heat treatment quenching device comprises a three-axis moving device, a lifting device, a base, a front main plate, a vertical column, a cross rod and a control system, the top face of the front side of the base is provided with a front main plate and a stand column, and the transverse rod is fixedly arranged at the upper end of the stand column. The stand column is telescopic, a hydraulic cylinder is arranged in the middle of the stand column, one end of the conveying chain is connected with the lifting frame, the other end of the conveying chain is connected with the front main plate, and the control system is placed on the base and electrically connected with the roller driving motor and the hydraulic cylinder. According to the utility model, the rapid and automatic movement of workpiece quenching can be realized, the cooling time and speed are controlled, the poor quenching effect caused by overlong movement time of the workpiece in the air is prevented, and the quenching efficiency and effect are improved.

The utility model discloses a blade hot-press quenching device which comprises a water tank, a lifting bracket, a hot air mechanism, a pressing mechanism and a pressing mold, according to the blade hot-press quenching device, the pressing mechanism drives the upper die to vertically move and press on the lower die, a blade steel plate in the lower die is pressed and formed, the lifting support drives the pressing mechanism to move downwards to enter the water tank after pressing is completed, and at the moment, the upper die and the lower die still clamp the blade steel plate; therefore, the blade steel plate is prevented from deforming during quenching; after the lifting support and the pressing mechanism are reset, the blade steel plate is taken out of the lower die, at the moment, the hot air mechanism blows air to the lower die to drain water, and a certain preheating effect is achieved while the lower die is blow-dried.

The utility model relates to the technical field of quenching furnaces, and discloses a quenching furnace for heat treatment, which comprises a furnace body and a furnace door, a workbench is arranged in the furnace body, a heat insulation plate matched with the furnace door is fixedly mounted in the furnace body, two groups of racks are symmetrically mounted at the bottom of the workbench, a movable rod is rotatably mounted in the furnace body, and the movable rod is rotatably mounted in the furnace body. The movable rod is fixedly provided with two sets of gears matched with the racks, and the movable rod is fixedly provided with two sets of rope wheels. A metal workpiece is placed on the workbench and sent into the furnace body to be heated, after heating is completed, the furnace door is pulled upwards, the furnace door drives the rope wheel to rotate through the connecting rope, the rope wheel drives the gear to rotate through the movable rod, the gear drives the rack to move, and then the workbench is driven to move; and a worker does not need to clamp the workpiece out of the furnace body, so that the safety of the device is improved.

A quenching-attitude-setting program causes a computer to execute setting of the quenching attitude of an object to be quenched. The quenching-attitude-setting program causes the computer to execute a first process of dividing a virtual model obtained by modeling the object to be quenched into a plurality of elements based on a world coordinate system including a vertical direction as an axis, and a second process of evaluating whether a vapor film generated when the virtual model is immersed in cooling oil remains for each of the plurality of elements. In the quenching-attitude-setting program, the first process and the second process are repeated while changing an attitude of the virtual model with respect to the world coordinate system until the number of elements evaluated as having the vapor film remaining satisfies a preset condition.

The spring quenching device with the circulating cooling mechanism comprises a quenching tank, a conveying belt and a collecting box, a supporting frame is installed at one end of the quenching tank, a fan is arranged on the outer side of the supporting frame, and a circulating water pump is arranged on the portion, below the supporting frame, of the outer wall of the quenching tank; the input end of the circulating water pump extends into the quenching tank through a first water pipe, the output end of the circulating water pump is connected with an S-shaped pipeline arranged in the supporting frame through a second water pipe, the output end of the S-shaped pipeline is connected with a third water pipe arranged on the outer side of the quenching tank, and spray heads are further evenly arranged on the two sides of the quenching tank. The supporting table and the conveying belt are arranged in the quenching tank, the first servo motor is used for driving the conveying belt, continuous and automatic conveying of springs is achieved, it is guaranteed that the springs are evenly heated in the quenching process through even movement of the conveying belt, and the quenching efficiency and quality are remarkably improved.

The invention provides a sheet metal stamping character part machining method and system, and belongs to the technical field of machining. The machining method comprises the steps that raw materials of the part are obtained and cut to obtain a base body of the part; according to the material quality and design requirements of raw materials of the parts, a character machining tool is manufactured; engraving characters on the base body of the part by using a character processing tool; carrying out heat treatment on the base body of the part on which the characters are processed; and the base body of the part subjected to heat treatment is subjected to aftertreatment machining, and the target part is obtained. According to the method, the character parts are produced through machining, and the characters are directly engraved and formed, so that the use of electrode copper materials can be reduced, material circulation between procedures is reduced, and the production cost can be reduced.

The present disclosure provides a method of manufacturing a hot-stamped part, the method including: forming a blank by cutting a plated steel sheet having a plating layer formed on at least one surface of a base material; and heating the blank in a heating furnace including a plurality of sections having different temperature ranges, wherein the heating of the blank includes: a multistage heating operation of heating the blank in stages; and a soaking operation of soaking the blank, which has been heated in the stages, in a temperature of Ac1 to 910 °C, and a temperature an in the soaking operation and a total heating time bn in the heating of the blank satisfy the following relational expression. 62≤91.81+K−0.022×an−0.23×bn (In the above relational expression, K denotes a material correction coefficient.)

The invention discloses a heat treatment device for drill bit production, relates to the technical field of drill bit heat treatment, and solves the problems that when an existing heat treatment device for drill bit production is used, originally thrown-away chippings and oxide skin can be rolled into quenching liquid again and possibly attached to the surface of a drill bit again. A quenching barrel and an induction furnace are fixedly connected to the two ends of the base respectively, a support is fixedly connected to the top of the base, a first motor is embedded into the top of the support, a U-shaped frame is rotationally connected to the top of the support, and the end of a main shaft of the first motor is fixedly connected with the bottom of the U-shaped frame; the two ends of the top of the U-shaped frame extend towards the two sides correspondingly to form a pair of symmetrical bearing parts, and reciprocating lead screws are arranged at the bottoms of the bearing parts correspondingly. The drill bit heat treatment device has the advantages of being good in chipping and oxide skin removal effect and high in drill bit heat treatment efficiency.

The invention relates to the technical field of gear shaft machining equipment, and discloses new energy direct drive motor gear shaft machining equipment and a machining technology.The new energy direct drive motor gear shaft machining equipment comprises a quenching pool and a lifting frame, the lifting frame is located above the quenching pool, and the quenching pool is filled with quenching oil; the bearing frame and the gear shaft body are driven by the driving assembly to rotate in the quenching oil in a reciprocating mode, the tearing effect of inertia force on a covering film on the surface of the gear shaft body is further enhanced through the rotation, more importantly, in the rotating process, the contact state of the surface of the gear shaft body and the quenching oil can be continuously changed, and the gear shaft body is prevented from being damaged. The gear shaft body is alternately exposed in the high-temperature oil area and the low-temperature oil area, and the alternate exposure mode can always ensure that the workpiece gear shaft body can be in contact with low-temperature quenching oil, so that the problem that the temperature of the quenching oil rises due to long-time contact with a high-temperature workpiece is effectively avoided, and a good quenching effect is ensured.