2866 results about "Metal machining" patented technology

The invention relates to the technical field of model construction, in particular to a method and a system for constructing a sheet metal working three-dimensional process model. The method comprises the following steps: acquiring equipment specification data and material characteristic data; the method comprises the following steps: acquiring geometric parameters and motion parameters of sheet metal processing equipment by using a three-dimensional scanner, and integrating equipment specification data and material characteristic data to construct a sheet metal three-dimensional initial process model; analyzing a material plastic deformation characteristic of the material characteristic data and setting a processing parameter threshold range; the machining parameter threshold range is input into the three-dimensional initial process model for stage machining process simulation, the flange area strain rate, the dangerous section thinning rate and the rebound angle variable quantity are output, and stage machining process simulation comprises plate inflow stage simulation, forming stage simulation and shaping stage simulation. According to the method, three-dimensional scanning, comprehensive machining process simulation, topological optimization and a real-time error feedback mechanism are introduced, so that the construction accuracy of the sheet metal machining process model is improved.

The invention relates to the technical field of metal processing control, in particular to an energy consumption control method and system for an oxygen-free copper rod up-drawing process, and the method comprises the steps: dividing the up-drawing process, and defining core energy efficiency parameters of each stage; collecting core energy efficiency parameters of each stage in real time, and generating a core energy consumption parameter set; comparing the core energy consumption parameter set with a preset energy consumption reference model, and identifying an abnormal mode existing in each stage; adjusting weights are dynamically distributed, and a temperature-speed-flow composite optimization instruction is generated; correcting parameters of the energy consumption reference model based on historical regulation and control data, and generating an energy efficiency control rule set adaptive to process state change; and performing real-time dynamic control on the energy consumption of each stage according to the updated energy efficiency control rule set and the composite optimization instruction. By means of the method, the problems of energy efficiency unbalance and static rule stiffness caused by multi-stage parameter isolated regulation and control in a traditional process are effectively solved, full-process self-adaptive parameter collaboration is achieved, power consumption per ton is remarkably reduced, and quality stability is improved.

The invention belongs to the technical field of other metal machining machinery manufacturing, and particularly relates to pipeline inner wall grinding equipment which comprises a machine body, a first guide rail is fixedly connected to the upper surface of the machine body, a first guide groove is formed in the first guide rail, and two sliding tables are slidably connected into the first guide groove; a storage box is fixedly connected to the upper surface of one sliding table, a first hydraulic cylinder is fixedly connected to one side of the storage box, a grinding wheel is arranged at the output end of the first hydraulic cylinder, a positioning table is fixedly connected to the upper surface of the other sliding table, and a limiting ring and a limiting plate are fixedly connected to one side of the positioning table. A limiting groove is formed between the limiting plate and the limiting ring, a grinding assembly is arranged on one side of the first hydraulic cylinder and comprises a motor fixedly connected to the output end of the first hydraulic cylinder, and a positioning disc is fixedly connected to one side of the motor. The problem that metal dust generated during grinding is accumulated on the inner wall of the pipeline, and the pipeline grinding quality is affected is solved.

The invention discloses a low-energy-consumption integral cold insulation pipe bracket steel hoop machining jig, and belongs to the technical field of metal machining dies. Comprising an upper die base, and a stamping part is inserted into the middle of the upper die base; comprising a lower die base, a stamping concave base is fixedly connected to one side of the lower die base, a frame selection assembly used for limiting a steel billet is arranged outside the stamping concave base, the stamping concave base and the impact corner of a variable-diameter convex ring are chamfered, two notch grooves are formed in the outer portions of the stamping concave base and the variable-diameter convex ring in a symmetrical structure, and transmission rollers are rotationally connected into the notch grooves; through holes are formed in the middle of the stamping concave base and the middle of the variable-diameter convex ring, and elastic material pushing pieces are fixedly connected into the through holes. By arranging the stamping part with the variable-diameter convex rings with different diameters, the use efficiency of the die is remarkably improved.

The invention discloses a near-net-shape endless rolling non-oriented electrical steel ultra-thin strip and a preparation method thereof, and belongs to the technical field of metal processing. According to the method, the near-net-shape endless rolling non-oriented electrical steel ultra-thin strip with the finished product thickness being only 0.05-0.15 mm is prepared through the processes of smelting, thin slab continuous casting, endless rolling hot continuous rolling, coiling, online heat preservation, acid pickling, primary cold rolling and continuous annealing, normalizing and secondary cold rolling annealing are not needed in the process, and short-process, low-cost and efficient production can be achieved. The defects that the surface of the non-oriented electrical steel ultra-thin strip is corrugated, the magnetic performance is poor, the surface is scratched and severely narrowed in the annealing process, iron loss is not easy to control, and energy consumption is high are overcome, and the prepared non-oriented electrical steel ultra-thin strip is excellent in magnetic property and can be applied to high-frequency and high-speed motors. And the development requirements of new energy and low-altitude economy are met.

The invention relates to the technical field of machine vision, in particular to a matching method of a near-field vision sensor under a moving target, which comprises the following steps: acquiring workpiece image data on the output end of metal processing equipment based on the vision sensor, segmenting the workpiece image data, and extracting a workpiece image from the workpiece image data; standard parameters of the machined workpiece of the metal machining equipment are uploaded, and a workpiece three-dimensional model is constructed based on the standard parameters of the machined workpiece; according to the invention, multi-party image acquisition is carried out on a workpiece output by an output end of metal processing equipment through a visual sensor, a workpiece image is extracted from workpiece image data through image segmentation processing, and then a standard workpiece three-dimensional model is constructed according to standard workpiece parameters. And performing similarity comparison on the captured two-dimensional image on the standard workpiece three-dimensional model and the extracted workpiece image, thereby finally performing qualification judgment on the workpiece output by the metal processing equipment.

The invention relates to the technical field of metal processing, and discloses a production method of an ER2209 austenite ferrite duplex stainless steel welding wire, the ER2209 austenite ferrite duplex stainless steel welding wire comprises an adopted vacuum induction melting furnace and a liquid storage tank, the outer side of the vacuum induction melting furnace is provided with a protective shell, one side of the liquid storage tank is fixedly connected with a conveying pump, and the other side of the liquid storage tank is fixedly connected with a vacuum pump. A cooling assembly is arranged in the protective shell. The preparation method comprises the following steps that S1, raw materials are prepared and smelted; s2, cooling the vacuum induction melting furnace; s3, forging is conducted; s4, hot rolling and solution treatment; s5, acid pickling and surface treatment; s6, cold drawing and intermediate annealing; s7, surface copper plating and finish drawing; and S8, winding and packaging. In the acid pickling process of the wire rod, the oxidation degree of the wire rod is detected, meanwhile, the concentration of the acid pickling solution is adjusted according to the actual situation, and the situation that the surface of the wire rod is excessively corroded or is not thoroughly cleaned due to the fact that the concentration of the acid pickling solution is improper is prevented.

The invention belongs to the field of metal processing, and relates to an in-situ self-generated NiMoCoAlTi high-entropy alloy toughened metal ceramic material and a preparation method thereof. According to the invention, Ti (C, N) ceramic is used as a matrix, Ni, Mo, Co, Al and Ti are directly added as binders, and spark plasma coupling high-frequency induction sintering is carried out to obtain the high-temperature-resistant ceramic. The preparation method comprises the following steps: firstly, mixing Ti (C, N), Ni, Mo, Co, Al and Ti, then carrying out ball milling and drying to obtain powder, and carrying out spark plasma coupling high-frequency induction sintering. The method is beneficial to improving the mechanical property of the material, saves the preparation time of the high-entropy alloy powder, and has the advantages of being simple in preparation method, convenient to operate and the like. The obtained titanium carbonitride-based metal ceramic has higher toughness and hardness and excellent antifriction and wear-resisting properties, and can be used for manufacturing high-precision numerical control machine tool guide rails and other wear-resisting and corrosion-resisting parts.

The utility model provides a separating device capable of arranging the distance between separating pieces, and belongs to the technical field of metal processing. The technical problems that in the prior art, the separation adjusting mode is complex, and the winding efficiency is low are solved. The separating device capable of arranging the spacing of the separating pieces comprises a hydraulic expansion shaft frame, a hydraulic expansion shaft is arranged on the hydraulic expansion shaft frame, a plurality of separating piece units are arranged on the hydraulic expansion shaft, and a poking claw used for poking the separating piece units to move in the axial direction of the hydraulic expansion shaft is arranged on one side of the hydraulic expansion shaft. And the pusher dog is connected with a pusher dog driving mechanism capable of driving the pusher dog to move radially and axially along the hydraulic expansion shaft. The device has the advantages of high production efficiency, automatic interval setting, uniform pressure distribution, high reliability, long service life and the like.

The invention discloses a V-B-Ti microalloyed 690 MPa grade steel for engineering machinery, and belongs to the field of metal processing. The steel comprises the following chemical components in percentage by weight: 0.13%-0.17% of C, 0.15%-0.25% of Si, 1.55%-1.7% of Mn, less than or equal to 0.02% of P, less than or equal to 0.015% of S, 0.017%-0.0250% of Ti, 0.1%-0.2% of Cr, 0.015%-0.045% of Als, 0.05%-0.08% of V, 0.0015%-0.0020% of B, 0.005%-0.0095% of N, 3.4%-3.8% of Ti / N and the balance of Fe and inevitable impurities, the total amount of other impurity elements is less than 0.05%, and the problems of low steel plate toughness and plate shape unevenness are solved.

The present invention relates to a coated cutting tool (1) for metal machining comprising a cemented carbide substrate body (5) and a coating (6) comprising a layer of a metal nitride, there is an uppermost part of the cemented carbide substrate body (5) wherein there are uppermost WC grains adjacent to the coating (6), there is an intermediate zone between an uppermost part of said WC grains and the coating (6) comprising a peak of Me3 intensity in an EDX line scan made from within the coating (6) into a WC grain perpendicular to the surface plane of the WC grain, Me3 is one of Ti, Cr, Zr, Mo, Nb and V, the average content of Me3 within + / - 10 nm from the Me3 max peak position is from 2 to 30 at%, the Me3 within + / - 1.0 nm from the Me3 max peak position in the EDX line scan is present as a metal nitride or carbonitride, the average content of any noble gas element or combination of noble gas elements, within + / - 1.0 nm from the Me3 max peak position in the EDX line scan, is ≤0.6 at%.

The invention discloses portable metal processing equipment. The portable metal processing equipment comprises a cutting box, a conveying belt, an adjustable driving unit and a cutting mechanism. A metal feeding, cutting and driving control module is integrated in the cutting box, and intermittent feeding of the conveying belt and lifting cutting of the cutting mechanism are controlled in a linkage mode through an adjustable driving unit. The lifting stroke and frequency of the adjustable rotating roller are flexibly adjusted through the design of an arc-shaped sliding rail, and the transmission connecting piece adopts an incomplete bevel gear to be meshed with a bevel gear to drive the conveying belt to intermittently feed. The cutting table is provided with a dust collection device for collecting chippings, and a rubber stirring strip and an elastic positioning assembly are arranged on the surface of the conveying belt for stable conveying. The device is compact in structure, has portability and high efficiency, and is suitable for various metal processing scenes.

The invention relates to the field of faucets, in particular to an environment-friendly artificial stone faucet, a mold for manufacturing the faucet and a machining method.The environment-friendly artificial stone faucet comprises a faucet body made of artificial stone, a water passing assembly made of plastic is arranged in the faucet body, and the water passing assembly comprises a water outlet nozzle, a first pipe, an installation assembly and a second pipe, the mounting assembly comprises a valve element part, a communicating part and a mounting part which are sequentially connected, two communicating holes are formed in the cavity bottom of the valve element part and face the communicating part, two threaded mounting holes are formed in the cavity bottom of the mounting part and face the communicating part, two expanding parts are arranged on one side of the communicating part, and two reinforcing parts are arranged on the other side of the communicating part. And part cost is saved, energy consumption of metal machining is reduced, machining is efficient, the technology is simple, more environmental protection is achieved, and sustainable development is facilitated.

The invention relates to the technical field of metal processing and digital control, and discloses a digital control method and system for copper strip rolling production, and the method comprises the steps: obtaining a technological parameter sequence and a surface image in a rolling process in real time; analyzing the dynamic change trend of the process parameter sequence to obtain parameter fluctuation characteristics; if the parameter fluctuation characteristic exceeds a preset fluctuation threshold value, identifying a microscopic adhesion position of the copper strip surface image and determining a complete distribution map of an adhesion range; analyzing by combining defect features extracted from the complete distribution map and the process parameter sequence to obtain a parameter interaction weight; and based on the parameter interaction weight, generating optimized process parameter configuration and adjusting an equipment operation state. According to the method, the problem that the control precision of the dynamic defects on the surface of the copper strip is insufficient in the prior art is solved by establishing the dynamic correlation between the process parameters and the surface defects and performing data-driven closed-loop control.

The invention belongs to the technical field of metal processing, and discloses an automatic welding method and system.The method comprises the steps that a functional gradient transition layer is arranged between a steel workpiece and a copper workpiece, components of the transition layer change in a gradient mode from a Ni-rich layer to a Ni-Cu solid solution layer in the thickness direction, and the transition layer is doped with nano reinforced particles or rare earth elements; the metallurgical compatibility is fundamentally improved; in the welding process, a composite energy source and an auxiliary physical field are adopted, and a sensor system is used for monitoring multi-modal data in real time; monitoring data are input into a predictive control model based on artificial intelligence, the model can predict the defect trend of a future moment, and welding parameters are actively adjusted in a feedforward mode. According to the method, the problems that in a traditional method, intermetallic compounds are difficult to inhibit, and process control lags are solved, and a welding joint which is free of cracks and pores, extremely thin in IMC layer and excellent in mechanical property can be obtained.

The invention discloses a circulation system of aluminum wire drawing liquid, and relates to the technical field of metal processing, the circulation system comprises: a wire drawing device, which is provided with an immersion liquid box and an outlet die, and after entering the immersion liquid box for drawing, an aluminum rod is sized from the outlet die for molding; a filter is arranged in the wire drawing liquid pool, the filter is communicated with the immersion liquid box through a circulating pipe I, the circulating pipe I is connected with a heat exchanger, and the immersion liquid box is communicated with the wire drawing liquid pool through a return pipe; the cooling system is connected with the heat exchanger through a circulating pipe II; the filter is provided with at least one continuous filtering mechanism, and the continuous filtering mechanism is configured to trigger the continuous filtering mechanism to rotate to switch a new filtering structure when the water level in the filter rises. After the water-based aluminum wire drawing liquid is adopted, no smell is generated in the circulation process, and the surrounding environment of a machine table is clean and tidy. Meanwhile, after the aluminum powder is filtered and is drawn by a nano-mold, the lubricating property is good, and the surface of the aluminum wire is smooth and clean.

The present invention relates to the field of faucets, and specifically relates to an environmentally friendly artificial stone faucet, a mold for making the faucet, and a processing method. The faucet comprises a faucet body made of artificial stone, a water flow assembly made of plastic disposed within the faucet body, the water flow assembly comprising an integrally formed water outlet and a first tube, an integrally formed mounting assembly, and a second tube. The mounting assembly comprises a valve core portion, a connecting portion, and a mounting portion connected in sequence. The bottom cavity of the valve core portion is provided with two connecting holes facing the connecting portion, and the bottom cavity of the mounting portion is provided with two threaded mounting holes facing the connecting portion. Two enlarged portions are provided on one side of the connecting portion, and two reinforced portions are provided on the other side. Through the above-mentioned arrangement, the cost of parts is saved, the energy consumption of metal processing is saved, the processing is efficient, the process is simple, and it is more environmentally friendly and conducive to sustainable development.

The invention relates to the technical field of milling and grinding machine tools, and discloses a milling and grinding machine tool for metal machining and a surface machining method of gold ornaments.Through cooperation of a positioning mechanism, a clamping assembly and an adjusting assembly, when a workpiece is machined, the workpiece is placed in the opened clamping assembly, and a driving rod is rotated to drive the clamping assembly to rotate; the movable frame is driven to drive the positioning plate on the movable frame to move towards the direction of the fixed frame, so that the workpiece is clamped and fixed, a to-be-machined face on the workpiece faces the milling and grinding assembly to be milled and ground, and after the machined face is machined, through cooperation of an adjusting rod and a transmission rod of the adjusting assembly, the workpiece can be accurately machined. The main push rod and the auxiliary push rod are driven to do reverse motion in the vertical direction, so that the clamping assembly drives the workpiece to rotate, the next to-be-machined face of the workpiece faces the milling and grinding assembly, the clamping frequency of the workpiece in the machining process is reduced, the machining progress of the workpiece is improved, and the product quality is guaranteed.

The invention discloses a metal machining cutting machine convenient to cool, and relates to the technical field of cutting machines, the metal machining cutting machine convenient to cool comprises a cooling and cleaning mechanism and a workbench mounted at the bottom of the cooling and cleaning mechanism, a cutting mechanism is arranged at the top of the cooling and cleaning mechanism, and a switching support is arranged in the cutting mechanism; the cooling and cleaning mechanism comprises liquid nitrogen storage equipment, connecting pipes are symmetrically installed on one side of the liquid nitrogen storage equipment, spraying devices are fixedly installed at the ends of the two connecting pipes, a supporting frame is fixedly installed at the tops of the spraying devices, and a collecting tank is fixedly installed at the top of the supporting frame. Liquid nitrogen is sprayed out through a spraying device and a spraying nozzle by utilizing liquid nitrogen storage equipment, so that the cutting hob and the tool bit can be quickly cooled, and meanwhile, chippings in a gap between the cutting hob and the tool bit are cleaned by utilizing cleaning cotton on the two sides of the interior of a collecting tank, so that the cutting hob and the tool bit are convenient to clean; and meanwhile, the cooling efficiency of the cutting hob and the tool bit can be improved.

The invention discloses an adjustable laser cutting machine for metal machining, and relates to the technical field of metal machining, the adjustable laser cutting machine comprises a workbench, supporting legs are fixedly mounted at the bottom of the workbench, a motor is fixedly mounted at the front part of the workbench, a threaded rod is fixedly mounted at the output end of the motor, and a supporting column is slidably mounted on the circumferential surface of the threaded rod; a cutting device is installed between the two supporting columns in a sliding mode, a clamping device is arranged at the top of the workbench, a clamping plate moves to make contact with and clamp metal, deviation, caused by thermal deformation or vibration, of a plate in the cutting process is prevented, it is ensured that the cutting process is more accurate, and cutting errors caused by workpiece position changes are avoided; and meanwhile, the danger that the workpiece is loosened or slides in the cutting process is avoided, and potential safety hazards possibly caused by the unstable position of the workpiece are avoided.

The invention belongs to the technical field of other metal processing machinery manufacturing, and particularly relates to a stainless steel part polishing device which comprises a machine tool, two sets of transmission shafts rotationally installed in the machine tool, two sets of chain wheels arranged at the two ends of the transmission shafts correspondingly, and a plurality of sets of bearing plates arranged between the two sets of chains in a surrounding mode. A bearing plate is arranged on the machine tool, a discharging plate is arranged on the bearing plate, a driving mechanism used for driving the stainless steel pipe to rotate is arranged on the machine tool, a supporting frame is arranged on one side of the machine tool, a movable seat is movably installed on the supporting frame, a push rod is connected to one side of the movable seat, and a polishing head is arranged at the end of the push rod. According to the stainless steel pipe polishing and taking device, a worker can take down a polished stainless steel pipe from the discharging plate, meanwhile, the unpolished stainless steel pipe is placed on the vacant discharging plate, polishing and taking and placing of the stainless steel pipe can be conducted at the same time, the time for taking and placing the stainless steel pipe is saved, and the polishing and machining efficiency of the stainless steel pipe is improved.

The invention discloses a turning and milling composite machine tool for metal machining and relates to the technical field of composite machine tools, the turning and milling composite machine tool comprises a machine tool body, a stand column and a workbench, the machine tool body serves as a basic supporting part of the machine tool, and the stand column and the workbench are oppositely arranged at the two ends of the upper portion of the machine tool body. The turning mechanism and the milling mechanism are both connected with the stand column through the horizontal moving module so as to quickly meet the requirements of the workpiece in different machining procedures, compared with an existing fixing mechanism which only depends on single mechanical clamping, the clamping assembly can stably clamp the workpiece from the peripheral side of the workpiece through the mechanical clamping force of a clamping jaw, and the machining efficiency of the workpiece is improved. And a negative pressure environment can be formed on the contact surface of the workpiece and the clamping assembly by means of the adsorption unit, so that the strength of mechanical clamping force borne by the workpiece can be effectively reduced on the basis of ensuring that the workpiece is kept in a stable state in the machining process, and damage such as indentation on the surface of the workpiece is avoided.

The utility model relates to the technical field of metal processing, in particular to a fixing mechanism for processing an automobile door frame assembly, which comprises a bottom plate and a plurality of fixing components, the plurality of fixing components are respectively positioned on the side edges of the bottom plate, and each fixing component comprises a first threaded screw rod, a sliding block, a supporting seat, a guide rail, a moving block, a second threaded screw rod and a pressing plate; the automobile door frame assembly is placed on the bottom plate, the first threaded lead screw is rotated forwards to enable the guide rails to move and get close to the automobile door frame assembly, and the horizontal position of the automobile door frame assembly is fixed through the multiple guide rails; the first threaded lead screw is connected with the bottom plate in a threaded mode, meanwhile, the second threaded lead screw is connected with the guide rail in a threaded mode, and threads have self-locking performance, so that the automobile door frame assembly is fixed in a limited mode. And it can be guaranteed that the automobile door frame assembly can be stably fixed, and the automobile door frame assembly is prevented from moving in the machining process.

The utility model relates to the technical field of metal processing waste recovery, in particular to a waste recovery processing device for processing metal powder, which comprises a box body, a collecting component and a scraping component, the collecting component and the scraping component are arranged in the box body, and the collecting component is composed of a second cylinder, a connecting rod, a first cylinder, a second cylinder and a second cylinder. One side of the inner wall of the box body is connected with two symmetrical second air cylinders, one end of the connecting rod is connected with the extending ends of the second air cylinders, the two ends of the electromagnetic roller are connected with the two ends of the connecting rod respectively, one side of the box body is connected with the storage box, and the storage box is connected with the transverse plate. By means of the mode, the problems that in the prior art, due to the fact that a part of metal is left on the roller, a part of metal resources are wasted, economic losses are caused, the part of metal powder flies along with wind or enters the environment along with water flow, and the environment is polluted are solved. The balance of an ecological system and human health are influenced.

The utility model relates to the field of metal processing, in particular to a base plate fixing mechanism of a tower foot welding robot, which comprises a fixing support, the fixing support comprises mutually crossed supporting rails, the supporting rails are provided with sliding grooves, the supporting rails are provided with lead screws in the sliding grooves, the lead screws comprise two lead screw sections with opposite rotating directions, the fixing support further comprises lead screw sliding blocks, and the lead screw sliding blocks are arranged on the lead screw sections. The fixing mechanism further comprises a fixing sliding block arranged in the sliding groove, the lead screw sliding block and the fixing sliding block can be in sliding fit in the direction perpendicular to the limiting plate, and the fixing sliding block can abut against the limiting plate when sliding relative to the lead screw sliding block. A threaded hole is formed in the side face, facing the groove opening of the sliding groove, of the fixed sliding block and deviates from the limiting plate. The utility model further provides a tower foot welding robot, the lead screw sliding block and the fixed sliding block are arranged, and the lead screw sliding block and the fixed sliding block are arranged to be slidable, so that the existing problems are effectively solved.

The utility model discloses a quick high-precision positioning and grinding alloy band saw blade device, which relates to the field of metal processing equipment and comprises a workbench, a second fixing block fixedly mounted at the top of the workbench, a grinding device fixedly mounted at the top in the second fixing block and matched with a saw blade body for use, and a positioning frame arranged on the outer side of the grinding device. The positioning frame is fixed to the inner top of the second fixing block. The problem that the saw blade body is firstly placed between the first fixing block and the second fixing block, the ideal grinding effect needs to be achieved through rough grinding and accurate grinding twice is solved, the grinding efficiency is improved, compared with a traditional positioning mode of mechanical tooth feeding, point-to-point pushing can only be conducted between two set positions, and the grinding efficiency is improved. According to the device, a brand new positioning mode is adopted, accurate positioning of the alloy band saw blade is achieved through a high-precision sensor and a control system, the grinding process is more stable and accurate, and the stability of the whole device for rapidly and accurately positioning and grinding the alloy band saw blade is improved.

The invention relates to the related technical field of die casting machining, and discloses an automatic die casting machining device which comprises an automatic machining box set, a punching mechanism, a surface finishing mechanism, an edge treatment mechanism and a driving mechanism. The driving mechanism comprises a bidirectional driving unit and a one-way variable-speed transmission unit; the device further comprises a positioning platform, a power conversion mechanism, a surface finishing control mechanism, an edge processing transmission mechanism and an edge processing control mechanism. Different metal processing combinations are automatically controlled to operate by a single driving mechanism, the operation is stable, multiple metal processing operations with different properties are integrated, multiple processes are completed through one-time clamping, and collaborative innovation that different metal processing is synchronously performed while high efficiency and energy conservation are achieved is achieved; and the production efficiency of specific die castings which are relatively fixed and regular in structure and need to be produced on a large scale is effectively improved.

The present invention relates to the field of metal processing technology, and in particular to a method for preparing wire-cut molybdenum wire by high-speed cold drawing, comprising the following steps: S1, subjecting a molybdenum alloy wire rod to coarse hot drawing and hot drawing multi-mode string drawing to obtain a drawn wire; S2, coating the surface of the drawn wire with a graphite emulsion solution, and then drying the drawn wire to obtain a drawn wire with a dried graphite emulsion coating attached to the surface; S3, passing the drawn wire with the dried graphite emulsion coating through a vegetable oil circulation tank to be oiled and then entering a cold drawing die for high-speed cold drawing, thereby obtaining the wire-cut molybdenum wire. The wire-cut molybdenum wire produced by the method for preparing wire-cut molybdenum wire by high-speed cold drawing of the present invention has quality advantages such as uniform diameter, dense structure, and high surface hardness. The production speed can be increased to 260m / min to 400m / min, achieving the goals of high efficiency and low cost.

The utility model relates to the technical field of metal processing, and discloses a cylindrical roller outer diameter grinding device which comprises a conveying mechanism, the conveying mechanism further comprises an integral bottom plate, and the top of the integral bottom plate is fixedly connected with a supporting plate. A first motor is arranged on the outer wall of the rotating wheel so that the rotating wheel can rotate, when the rotating wheel rotates, the conveying belt can be driven to move in the direction of the discharging port, meanwhile, the conveying belt can enable other auxiliary rotating wheels to rotate so that a better conveying effect can be achieved, and after the cylindrical rollers are polished, the cylindrical rollers can be conveyed to the discharging port. And the rear cylindrical rollers can continuously provide forward power for the front cylindrical rollers, so that the ground cylindrical rollers drive the lower conveying belt to continuously move forwards, the cylindrical rollers finally fall into the discharging opening, and the conveying effect is achieved.

The invention discloses a thread machining device for metal part machining, and relates to the technical field of metal machining equipment.The lower end of a lifting sliding plate is provided with an angle adjusting assembly, the upper end of the lifting sliding plate is fixedly provided with a rotating assembly, the rotating assembly is used for driving the angle adjusting assembly to rotate, and the angle adjusting assembly is provided with a thread machining assembly; a tapping cutter is detachably installed on the thread machining assembly. Transverse clamping assemblies used for transversely clamping a metal piece are installed at the two side ends of the main body base in the transverse direction. Longitudinal clamping assemblies used for longitudinally clamping the metal piece are installed on the transverse clamping assemblies. A clamping through hole is formed in the center of the main body base, and a three-jaw clamping seat used for clamping the tubular metal part is mounted in the clamping through hole; through the synergistic effect of the rotating assembly and the angle adjusting assembly, the tool can be positioned at will within the inclination range of 0-90 degrees, and multi-angle machining of a complex curved surface is achieved in cooperation with position adjustment of the arc-shaped guide rail.