1599 results about "Machining system" patented technology

The invention belongs to the technical field of matching control of a network construction type system, and particularly discloses a power feedback control method suitable for matching control low-frequency oscillation suppression, which comprises the following steps: establishing a power-frequency transfer relation of a multi-matching control parallel system, analyzing the torque of the multi-matching control parallel system based on a damping torque method, and calculating the power-frequency transfer relation of the multi-matching control parallel system; determining an introduction factor of a negative damping torque component in the multi-matching control parallel system and a stability condition in the multi-matching control parallel system; and then additional damping control based on power feedback is designed through a lead-lag compensator, a negative damping torque part in the multi-matching control parallel system is compensated, and power feedback control is completed. According to the method, the problems that the dynamic response of the whole system becomes extremely complex due to the dynamic interaction among the converters when a plurality of matched control network-forming converters exist in the network-forming system, and the oscillation suppression effect under the multi-machine system is difficult to guarantee by the existing suppression strategy are solved.

The invention relates to the technical field of cycloid cyclone separation machining, in particular to a cycloid cyclone separation machining machine tool, system and method capable of synchronously machining multiple teeth. The cutter shafts are used for fixing and driving cutters, and the number of the cutter shafts is at least two; the workpiece driving piece is used for driving the workpiece shaft; the cutter shaft driving part is used for driving the cutter shaft; the cutter shaft regulation and control unit is used for regulating and controlling the position of the cutter shaft; when the machine tool runs, the cutter shaft driving part and the workpiece driving part run according to a preset rotating speed ratio, and the rotating speeds of the cutter shafts are the same. According to the cycloid rotational separation machining tool, multi-tooth synchronous machining can be achieved, and the cycloid rotational separation machining efficiency and precision can be further improved by combining the cycloid rotational separation machining tool with the cycloid rotational separation machining system and method.

The invention provides a multi-robot dieless forming and laser shock peening combined machining system and method, and relates to the technical field of manufacturing and machining. A thin-wall workpiece to be machined is placed on a workpiece clamping platform, a central control system controls a vacuum chuck array to generate negative pressure of a corresponding area according to the size and the shape of the workpiece, the central control system introduces a three-dimensional model of the workpiece, the motion trails of a forming robot and a forming and strengthening robot are planned based on the technological requirements of forming and strengthening, and the forming and strengthening process is completed. Determining a sequence area of dieless forming and a corresponding area of laser shock peening; then collaborative processing is carried out, the collaborative processing comprises a forming stage and a strengthening stage, that is, every time a forming robot completes forming of one sub-area, a forming strengthening robot immediately strengthens the sub-area, and the central control system carries out collaborative processing according to the forming precision and strengthening effect fed back by the visual positioning module; and parameters of the subsequent forming area and laser energy of the strengthening area are dynamically corrected till machining of the whole workpiece is completed.

The invention relates to the technical field of numerical control machining production control, in particular to a numerical control machining dynamic scheduling method oriented to multi-machine collaboration, which comprises the following steps of: establishing a directed graph according to real-time production state data, and then obtaining an adjustment priority score of each machining device based on a preset graph neural network according to the directed graph; the plurality of processing devices are scheduled based on the directed graph and the adjustment priority score. Compared with the prior art, the dynamic state of the multi-machine collaborative processing system can be more comprehensively and accurately modeled by constructing the directed graph containing the processing equipment node features and the process relationship, an adjustment priority score calculation mechanism based on the graph neural network is introduced, the adjustment suitability of each equipment in an emergency can be intelligently evaluated, and the processing efficiency of the multi-machine collaborative processing system is improved. The quick response capability of the scheduling scheme to abnormal events is effectively improved, better scheduling performance and higher production efficiency are achieved, and the problem that in the prior art, a multi-machine-tool scheduling method is poor in flexibility is solved.

The invention belongs to the related technical field of robot machining deformation optimization, and discloses a redundant angle and process parameter joint optimization method and device for complex curved surface robot machining, and the method comprises the steps: (1) forming a multi-domain composite constraint by a joint movement limit constraint, a pose singularity constraint and a machining deformation error constraint corresponding to a robot machining system; carrying out fusion modeling in the redundant angular space based on multi-domain composite constraints so as to map constraints of different dimensions in different spaces into a unified fusion potential field; (2) establishing a kinetic equation taking a virtual torque generated by the fusion potential field as driving input, sequentially solving based on the obtained kinetic equation and a numerical solution method to obtain a redundant angle of each cutter location point, and then obtaining a continuous and smooth redundant angle track; and (3) based on the obtained redundant angular trajectory, performing iterative solution on the optimization model by using an optimization algorithm to obtain an optimal processing parameter combination. According to the method, collaborative optimization of the process parameters and the redundant corners is realized.

The invention provides a hub visual positioning method applied to a laser sand opening system, and relates to the technical field of automatic sand opening in a hub machining system.The hub visual positioning method comprises the following steps that a visual image of a to-be-positioned hub is obtained, and the target hub type of the to-be-positioned hub is recognized; calling and traversing a hub template database to obtain hub template data corresponding to the target hub type, detecting an actual calibration point of the to-be-positioned hub from the visual image, and obtaining the to-be-positioned hub based on the image coordinates of the actual calibration point, the first template coordinates of the theoretical calibration point, the second template coordinates of the theoretical center point and the structural feature information. Calculating the current attitude deviation of the hub to be positioned; according to the current posture deviation, the rotating platform is controlled to adjust the posture of the to-be-positioned hub; and repeating the steps until the current attitude deviation is smaller than a preset tolerance threshold, and completing positioning. According to the method, extremely high positioning angle precision is achieved, it is ensured that the laser machining track is perfectly matched with the molded surface of the hub, and the sand opening quality is fundamentally guaranteed.

The invention relates to a laser processing system and method with atmosphere auxiliary protection, and the processing system comprises a laser head which is used for generating and transmitting a laser beam to the downstream, and the side part of the laser head is provided with a gas inlet interface for introducing protective gas; the upstream end of the atmosphere protection cover is connected with the lower part of the laser head, the atmosphere protection cover comprises a cover body and an axial adjustable gas cover capable of axially displacing relative to the cover body, and an adjustable gas-light coaxial nozzle is arranged at the tail end of the axial adjustable gas cover; the atmosphere protection cabin is arranged below the atmosphere protection cover and comprises a working table, an observation window and a flexible sealing telescopic cover, the observation window, the working table and the flexible sealing telescopic cover jointly form a closed laser processing cavity, the working table is located at the bottom of the laser processing cavity, and the flexible sealing telescopic cover is located at the bottom of the working table. A first end of the flexible sealing telescopic cover is connected with the bottom of a cover body of the atmosphere protection cover in a sealing manner, and a second end of the flexible sealing telescopic cover is connected with the top of the observation window in a sealing manner, so that a dynamically-sealed channel which is telescopic along with the movement of the laser head is formed between the atmosphere protection cover and the atmosphere protection cabin; the gas supply unit is used for independently supplying protective gas to the gas inlet interface of the laser head and the gas inlet control valve of the atmosphere protection cabin; and the laser smoke dust purification unit is connected to a gas outlet control valve of the atmosphere protection cabin and is used for pumping, discharging and purifying gas in the atmosphere protection cabin and smoke dust generated in the machining process.

The invention discloses a five-axis numerical control machining track fairing optimization method and a five-axis numerical control machining system.The five-axis numerical control machining track fairing optimization method comprises the steps that according to a plurality of target poses designated by a numerical control tool in the space, space broken line paths formed by tool nose points of a tool shaft of the numerical control tool in the space are determined respectively, and a spherical arc path formed by a cutter axis direction vector of the numerical control cutter in the space. Transition curves are added to the space broken line path and the spherical arc path respectively, and a broken line updating path of the space broken line path and an arc updating path of the spherical arc path are obtained; and a machining control instruction for the numerical control tool is determined according to the broken line updating path and the arc updating path. According to the method, the space broken line path and the spherical arc path are constructed and are respectively subjected to fairing treatment, so that the limitation of the prior art in the aspects of transition curve insertion strategy and direction vector continuity control is broken through, and the problems of machining errors and unstable movement are effectively relieved while the track fairing is improved.

The invention discloses a continuous microtubule precision machining system and method. The machining system comprises a base, a feeding conveying assembly, a discharging assembly, a forming assembly and a detecting assembly, wherein the feeding conveying assembly, the discharging assembly, the forming assembly and the detecting assembly are supported on the base. The forming assembly comprises a continuous station table and a forming structure, the continuous station table is provided with a plurality of fixing holes for containing the micropipes, the projection of the forming structure on the continuous station table intersects with the running path of the fixing holes, and the forming structure reciprocates towards the continuous station table so as to form the micropipes contained in the fixing holes; the feeding conveying assembly is used for conveying the microtubes into the fixing holes of the forming assembly. The discharging assembly is used for collecting the micro-pipes formed in the fixing holes. And the detection assembly is used for performing pose detection on at least one of the microtubes in the material box, the feeding and conveying assembly and the fixing holes. According to the efficient continuous machining system and method, the forming precision of the micropipe is guaranteed, and the damage situation in the forming process is reduced.

The invention discloses a machining parameter determining method, machining equipment, a system and a medium, and relates to the technical field of machining equipment control, the machining parameter determining method comprises the steps that a machining breadth image corresponding to a machining equipment bearing table is acquired, and the machining breadth image comprises a to-be-machined material; identifying the processing breadth image, and determining the material type of the to-be-processed material; and obtaining a processing parameter group of the to-be-processed material based on the material type matching. The technical problem of poor processing effect caused by low matching degree between the processing parameters and the materials is solved, and the technical effect of automatically recommending the processing parameter group based on the materials is realized.

The invention discloses a laser processing controller, a processing system and a processing control method.The laser processing controller comprises a digital processing module, an EtherNET interface, an EtherCAT IN interface and an EtherCAT OUT interface, the EtherNET interface is connected with the digital processing module, the EtherCAT IN interface and the EtherCAT OUT interface are connected with the digital processing module, the EtherCAT IN interface is used for receiving state data of slave station equipment in an EtherCAT network, and the EtherCAT OUT interface is used for receiving the state data of the slave station equipment in the EtherCAT network; the EtherCAT OUT interface is used for transmitting a control instruction of the digital processing module to the EtherCAT slave station equipment; the galvanometer interface is connected with the digital processing module, and the galvanometer interface is used for converting the control instruction of the digital processing module into galvanometer parameters conforming to a galvanometer standard protocol and transmitting the galvanometer parameters to a galvanometer; and the laser device interface is connected with the digital processing module, and the laser device interface is used for converting the control instruction of the digital processing module into laser parameters and transmitting the laser parameters to a laser device. The synchronous precision and compatibility of multiple devices are improved, the machining precision and efficiency are improved, the limitation of a traditional system is solved, and the high-precision machining requirement is met.

The invention relates to the field of feeding lathes, and discloses a multi-directional machining system for a feeding lathe, which comprises a rack used for supporting a whole device, a main shaft is arranged on the inner wall of the rack, a frame body is arranged on the upper surface of the rack, and a movable turning tool is arranged on the upper surface of the rack; the lateral machining mechanism is arranged on the side, away from the movable turning tool, of the upper surface of the rack; and the opposite machining mechanism is arranged on the side, away from the main shaft, of the upper surface of the rack, is used for machining the workpiece and can drive the workpiece to move, the opposite machining mechanism comprises a first moving rail, and a second moving rail is installed at the upper end of an output shaft of the first moving rail. According to the machining device, the auxiliary shaft assembly is arranged in the object machining mechanism, in the machining process, a workpiece can be pulled out of the interior of the main shaft through an auxiliary shaft, then the workpiece can be cut off through a turning tool, and then the workpiece can be driven to be close to the third power head through the auxiliary shaft to achieve machining of a shielding area.

The utility model relates to the field of workpiece surface machining, and discloses an ultrasonic machining assembly, a finishing machining device and a finishing machining system.The ultrasonic machining assembly comprises a support; the transducers are used for converting the high-frequency electric energy into high-frequency mechanical vibration; the vibration commutator is arranged on the support, the outer periphery of the vibration commutator is connected with a plurality of transducers which are sequentially arranged at intervals in the circumferential direction, and the vibration commutator is used for converting high-frequency mechanical vibration of the transducers into high-frequency mechanical vibration in the axial direction of the vibration commutator; and the processing roller is rotatably connected to the axial outer end of the vibration commutator and is used for carrying out ultrasonic rolling processing on the surface of the workpiece. Due to the fact that ultrasonic energy acts on the surface of the workpiece, the surface of the workpiece can generate plastic deformation to introduce residual stress, the microstructure of the surface of the workpiece is changed, the effects of finishing machining and surface strengthening can be achieved at the same time, the quality of the surface of the workpiece can be effectively controlled, and the hardness of the surface of the workpiece can be effectively improved.

According to the large-depth-diameter-ratio micropore laser rotary-cutting precision machining system and method, light beam self-rotation and light beam scanning are achieved through a compact rotating assembly integrating a Dove prism and double reflectors, the off-axis angle and the off-axis amount are precisely regulated and controlled through deflection and movement of the reflectors, light beams are subjected to off-axis focusing through a focusing assembly, and the precision of laser rotary-cutting precision machining is achieved. Finally, a light path focusing mode of first converging and then off-axis focusing is formed, large-depth-diameter-ratio micropore machining is achieved, the aperture range is dozens of micrometers to several millimeters, and the maximum depth-diameter ratio can reach 15: 1 or above; the device is compact in structure, a complex adjusting system is not needed, the control mode is simple, high rotating speed can be achieved, ultra-short pulse time domain broadening is reduced through the double-reflector system, and machining of hole patterns such as steep straight holes and taper holes can be achieved.

The invention relates to the technical field of numerical control machine tool intelligent control, and discloses an earphone mold electrode intelligent processing system of a five-axis CNC machine tool, which comprises a five-axis linkage control module configured to cooperatively move with an A / C rotating shaft through an X / Y / Z linear axis; the multi-sensor feedback module integrates a vibration sensor, a temperature sensor and an acoustic emission probe, and collects vibration, temperature and acoustic emission data in the machining process in real time; the dynamic control logic module is used for dynamically adjusting processing parameters according to data of the multi-sensor feedback module on the basis of a pre-stored adaptive parameter library and a threshold rule; and the artificial intelligence optimization module is configured to generate processing parameters through a machine learning algorithm in combination with the historical processing data and the real-time sensor data. X / Y / Z linear axes and A / C rotating axes are coordinated through the five-axis linkage control module, vibration, temperature and acoustic emission data are collected in combination with the multi-sensor feedback module, and real-time adjustment of the posture of the tool is achieved.

The invention discloses a combined machining system with five-axis linkage control and four-spindle independent control functions. The combined machining system integrates high-precision combined CNC machining equipment, an AGV (automatic guided vehicle) logistics device and an MES (manufacturing execution system). According to the system, four high-speed main shaft units are arranged in parallel in the X-axis direction, an inclinable workbench is independently installed in front of each main shaft unit, and the system has the functions of inclining by + / -110 degrees and rotating by 360 degrees. Each workbench is provided with a center pressing type circular quick-change clamp adapter, and a 3D identification mark is embedded into each workbench so that the AGV logistics device can automatically identify and replace the center pressing type circular quick-change clamp adapter. According to the system, an MES instructs the AGV to enter a standby state in advance through an M330 forecast signal output by the CNC, then after automatic cleaning and door body opening operation are sequentially executed, the AGV enters equipment to complete clamp replacement, real-time communication among the MES, the CNC and the AGV is achieved on the basis of an OPC-UA protocol in the whole process, and the MES issues a Cycle Start signal only when all working conditions are met, so that the high-speed unmanned continuous machining process is ensured.

The invention relates to the technical field of vulcanized rubber processing, and discloses an intelligent vulcanized rubber processing system and method. According to the method, a physical property parameter set of a rubber raw material and real-time working condition data of vulcanization equipment are obtained, the physical property parameter set comprises the rubber content, the filler distribution density and the heat conduction coefficient, and the real-time working condition data comprises a vulcanization temperature curve, a pressure gradient sequence and a mold state identifier; multi-modal feature fusion processing is carried out on the physical property parameter set and the real-time working condition data, a feature fusion atlas containing thermodynamic response features and mechanical stress distribution is generated, and the atlas is associated with a phase change critical point and a material deformation track in the vulcanization process; and finally, a process parameter optimization model is called to perform dynamic scheduling analysis on the feature fusion atlas, and a vulcanization process control instruction set containing a time sequence operation sequence based on the temperature compensation parameters and the pressure adjustment step length is generated.

The invention provides a blade robot automatic grinding and polishing system and a control method, equipment mainly comprises a control system, a mechanical arm, a belt sander, an edge machining system, a tool system, a detection system and an exhaust inlet, all the systems cooperate to complete overall machining of blades, manual participation is not needed in the machining period, the equipment automatically completes linkage of all procedures, and the efficiency is improved. Machining and detection are completed at the same time, the technical requirements for size precision, surface roughness and the like of the machined blade are met, and machining is stable and high in efficiency.

The invention relates to the technical field of oversized component in-situ machining, and discloses an on-site measuring, positioning and machining method for large spherical shell assembly machining, which comprises the following steps: building a rotary arched on-site machining system and establishing a three-dimensional space coordinate system of a large spherical shell assembly; an external laser tracker of the large spherical shell assembly establishes direct connection with a three-dimensional space coordinate system through the transfer station measuring points, and the external laser tracker guides a robot to complete trepanning machining of the large spherical shell assembly; counting the trepanning form of the large spherical shell assembly and carrying out overall machining planning; and performing trepanning processing according to the overall processing plan, and synchronously adopting an iterative sphere center fitting method. According to the technical scheme, the direct relation with the coordinate system is established through the transfer station measuring points, trepanning of the spherical shell is completed, then the influences of different trepanning positions and trepanning shapes under the gravity field are comprehensively considered, overall planning of trepanning is conducted, and the reliability of the machining process of the large spherical shell assembly and the accuracy of a finished product are ensured.

The invention relates to the technical field of steel surface grinding, in particular to an automatic machining system for steel surface pretreatment, which comprises a rack, a first grinding disc is arranged above the rack, a first grinding sheet is arranged at the bottom of the first grinding disc, and a first clamping assembly is further arranged on the first grinding disc; a second grinding disc is further arranged on the rack, a second grinding piece is arranged on the top face of the second clamping assembly, and a second clamping assembly is further arranged on the top face of the second grinding disc. According to the bearing gasket grinding device, when the top face of a bearing gasket is ground through the first grinding disc, the inner side wall of the bearing gasket is clamped through a second clamping assembly on the second grinding disc, and when the bottom face of the bearing gasket is ground through the second grinding disc, the outer side wall of the bearing gasket is clamped through a first clamping assembly on the first grinding disc; the top face and the bottom face of the bearing gasket can be polished without turning over the bearing gasket, and the polishing efficiency of the bearing gasket is improved.

The invention provides an infrared femtosecond and infrared nanosecond laser combined machining system and a bionic machining method, and relates to the technical field of laser surface machining. According to the method, rapid rough machining and pre-structure construction are achieved through nanosecond laser, then fine modification and micro-nano structure regulation and control are conducted through femtosecond laser, the machining efficiency and the structure quality can be remarkably improved through the synergistic effect of the nanosecond laser and the femtosecond laser, meanwhile, the heat influence is reduced, high-precision and low-damage machining of the SiC surface is achieved, and the machining quality is improved. And a technical support is provided for constructing a surface structure with special functionality.

The invention provides an under-water discharge machining system and method for a radiation environment. The under-water discharge machining system comprises a pulse power supply control system, an electric spark machining head device and a servo control system. The pulse power supply control system comprises a power supply control box, a rectifier and a power amplifier which are electrically connected in sequence. And the power amplifier is electrically connected with the servo control system and the electric spark machining head device. The electric spark machining head device is provided with a feedback signal wiring connected to the servo control system. The pulse power supply control system is matched with the servo control system to drive the electric discharge machining head device to guarantee the process of the workpiece to be machined, so that the problem that conventional electric discharge machining equipment cannot be used in the high-radiation and boron-containing water environment is solved.

The invention discloses a log node double-robot collaborative processing system and a collaborative processing method thereof. The method comprises the steps that firstly, a log conveyed to a bearing platform is subjected to coarse positioning through a fixed vision unit; then a first vision unit at the tail end of the grabbing robot is driven to conduct multi-view-angle three-dimensional scanning on the log, a high-precision point cloud model is reconstructed and registered with a pre-stored digital model containing process information, and the grabbing pose and the initial machining path are synchronously planned; then the grabbing robot grabs and carries the logs to the cooperative position; secondly, a second vision unit at the tail end of the machining robot conducts secondary scanning on the log in the holding state, the pose deviation is calculated through matching, the initial machining path is compensated in real time, and a self-adaptive path is generated; and finally, the machining robot executes milling according to the compensation path. Full-process automation and self-adaptive high-precision machining from sensing, positioning, grabbing to machining are achieved, and the flexible machining problem of multi-scale logs is effectively solved.

The utility model discloses a grabbing mechanism for crankshaft machining, and relates to the technical field of crankshaft machining. Comprising a supporting stand column, a hollow rotating table is installed at the top of the supporting stand column, a supporting fork arm is installed on a rotating disc of the hollow rotating table, material taking modules are installed at the two ends of the supporting fork arm, and each material taking module comprises a mounting plate, a Z-axis air cylinder, a connecting plate, a cushion block, a fixed finger clamping air cylinder, a 3D industrial camera, a linear guide rail, a sliding plate, an X-axis air cylinder and a movable finger clamping air cylinder. The Z-axis air cylinder is installed on the installing plate, the connecting plate is installed at the output end of the Z-axis air cylinder, and the cushion block is installed at one end of the connecting plate. According to the grabbing mechanism for crankshaft machining, the double-station design is adopted, under the cooperation of the hollow rotating table and the supporting fork arm, the rotation angle is adjusted and controlled according to a machining system, synchronous operation of feeding and discharging at the same time can be achieved, compared with single-station grabbing, double-station grabbing can complete machining of more products within a short time, and the production cost is reduced.

The invention discloses an automatic processing system and method for new energy automobile parts, relates to the technical field of industrial automation and control systems, and ensures safe transmission and storage of an upgrade mirror image and effectively blocks forged update through double-signature handshake, end-to-end encryption and complete key chain verification. Splitting the upgrade mirror image into a macro program segment and a parameter segment, generating a hash value, and writing the hash value into an increment-only log to realize data integrity and rapid tracing; by calculating a temperature-magnetic gradient composite value and an energy entropy quantized value and combining a Bayesian model, an upgrading credibility coefficient is generated, and the reliability of an upgrading mirror image is intelligently evaluated; when the machine tool is idle, atomic switching is executed, and a new version fingerprint is broadcasted through OPCUA, so that smooth transition and equipment collaboration are realized; temperature and magnetic kinetic parameters are monitored in real time, fast back-off is achieved and deviation information is fed back when the temperature and magnetic kinetic parameters are abnormal, and self-optimization of the digital twinborn model is promoted. And the safety, the reliability and the machining precision of the system are remarkably improved.

An upper die is movable through a die guide rail on a lower portion of a ram in a press machine and a connection rail connected to the die guide rail. The upper die includes, on right and left sides of a center portion as viewed in a front-rear direction, protrusions that protrude in the front-rear direction and move while being guided by grooves included in the die guide rail and the connection rail. The protrusions each include an outer guided portion on an outer side in a transportation direction relative to the center portion and an inner guided portion on an inner side closer to the center portion than the outer guided portion, and a distance in the transportation direction between the outer guided portion and the inner guided portion is greater than a clearance distance between the die guide rail and the connection rail.

The invention belongs to the technical field of man-machine cooperative interaction, and relates to a man-machine cooperative compliant interaction method based on fuzzy variable admittance and human body motion prediction, which comprises the following steps: step 1, establishing a man-machine cooperative interaction admittance model, and converting the interaction force applied to an end effector of a mechanical arm by a collaborator into the end speed of the mechanical arm; 2, designing an admittance model parameter adaptive law based on a fuzzy theory, dynamically adjusting a virtual damping parameter, and designing a virtual mass adaptive law based on a virtual damping change condition, so that an admittance model dynamically adapts to a movement mode of a collaborator; and step 3, predicting a human body motion intention based on the LSTM network, generating an auxiliary speed item, and jointly generating an optimal man-machine compliant interaction speed in combination with an admittance reference speed obtained based on admittance model transformation. According to the method, the robot body motion information and the human body motion intention in a man-machine system are fully utilized, the self-adaptive admittance interaction device fused with the motion intention of the human operator is designed, and the naturalness and smoothness of man-machine interaction are improved.

When the hub turning and drilling combined machining equipment works, a first driving mechanism and a first tool turret can cooperatively drive a bolt hole machining assembly to drill a bolt hole in a hub to be machined; the second driving mechanism and the second tool turret can cooperatively drive the valve hole drilling assembly to drill a valve hole in the hub to be machined and then cooperatively drive the valve hole recessing assembly to recessing the end of the valve hole. Specifically, in the process that the bolt hole machining assembly conducts bolt hole machining on the hub to be machined, the valve hole drilling assembly drills a valve hole in the hub, and then the valve hole recessing assembly performs recessing on the end of the valve hole. Therefore, a corresponding valve hole can be machined in the hub to be machined in the process of machining a bolt hole in the hub to be machined, the corresponding machining time can be greatly saved, and in addition, a hub machining system applying the hub turning and drilling combined machining equipment is more compact in layout and high in space utilization rate.

The invention relates to the technical field of optical lens machining, in particular to an ultra-precision laser cutting, grinding and polishing integrated machining method and system for an AI silicon carbide lens. The machining system comprises a laser cutting machine, a cutting table is arranged on the laser cutting machine, and a grinding machine box is arranged on one side of the laser cutting machine; a polishing machine box is arranged on one side of the polishing machine box, supporting plates are fixedly installed between the cutting table and the polishing machine box and between the polishing machine box and the polishing machine box, multi-degree-of-freedom mechanical arms are arranged on the supporting plates, and vacuum suction cups are arranged at the free ends of the multi-degree-of-freedom mechanical arms; jacking dust collection assemblies are arranged in the grinding machine box and the polishing machine box correspondingly, supporting frames are fixedly installed on the top faces of the grinding machine box and the polishing machine box, a left driving motor and a right driving motor which are mutually symmetrical are fixedly installed on a top plate body of each supporting frame, and grinding wheels are detachably installed at the tail ends of output shafts of the driving motors. Integrated machining operation can be achieved, and the machining efficiency can be improved.

The invention provides an aluminum material laser cutting and precision machining integrated technology, and relates to the technical field of aluminum material machining, the aluminum material laser cutting and precision machining integrated technology comprises the steps that an integrated machining system and an online monitoring and correcting system are combined, laser cutting and precision machining treatment is conducted on the whole aluminum material, and laser cutting equipment and precision machining equipment are controlled and managed in a unified mode; integrated control of the whole device is achieved, an online monitoring and correcting system is introduced, laser measurement and image recognition technologies are matched with an internal corresponding algorithm structure, the size, shape and surface quality of the aluminum material in the machining process are monitored in real time, automatic correction is carried out when necessary, the precision and consistency of machining results are ensured, and the machining efficiency is improved. Integration of aluminum material laser cutting and precision machining can be achieved, the production efficiency, the machining quality and the automation level are improved, and the requirements of the aluminum material machining industry for high-precision and high-efficiency production are met.