6454results about How to "Improve machining accuracy" patented technology

The invention relates to a curved surface processing path generation method and system for an ultra-precise diamond lathe, and the method mainly comprises the steps: obtaining the three-dimensional point cloud data of a to-be-processed curved surface through a three-dimensional scanning device, carrying out the global curvature calculation, and dividing the curved surface into a plurality of sub-regions to generate an initial processing path; and then, the initial path is optimized, interference and errors are reduced, and finally a target machining path subjected to comprehensive verification is obtained. The path is guided into a lathe to execute machining, and high-precision curved surface machining is achieved. By means of the method, the machining precision and the surface quality are improved, and it is ensured that higher smoothness and shape precision are achieved in ultra-precision machining.

The invention relates to the technical field of image processing, and discloses a production management method and device for a flat curved surface product. The method comprises the following steps: carrying out feature extraction processing on the surface morphology of a flat curved surface product material to obtain a curved surface feature topological graph; performing non-uniform curvature partition processing on the curved surface feature topological graph to obtain a flat curved surface product processing area division scheme, and performing variable curvature compensation path planning processing to obtain a self-adaptive processing track sequence; performing real-time curved surface error detection processing on the self-adaptive processing track sequence to obtain local morphology deviation data; performing curved surface incremental forming compensation processing on the local morphology deviation data to obtain dynamic correction parameters; and performing curved surface quality feature correlation tracing processing on the dynamic correction parameters to obtain a full-cycle quality evaluation report of the flat curved surface product. Real-time error detection, dynamic compensation and quality tracing in the machining process of the flat-curved-surface product are achieved, and therefore the machining precision and quality stability of the flat-curved-surface product are improved.

The invention discloses an electrode program design method and device, electronic equipment and a storage medium, and relates to the mechanical manufacturing technology, the method comprises the steps that a target model file is loaded, parameter information of a target workpiece is determined from the target model file, and the parameter information at least comprises a shape parameter, a structure parameter, a size parameter and a technological parameter; the number of machining electrodes is determined, and the target workpiece is divided into at least one machining area according to the number of the electrodes; for any machining electrode, the electrode shape is determined according to the shape parameters and the structure parameters corresponding to the machining area, and an electrode subprogram is determined according to the size parameters and the process parameters corresponding to the machining area; and an electrode machining file is generated according to the electrode subprogram corresponding to each machining electrode, so that the machining machine tool controls the machining electrodes set to be in the corresponding electrode shapes through the electrode machining file, the target workpiece is obtained after operation of the machining machine tool is finished, and the beneficial effect of improving the workpiece machining precision is achieved.

The invention belongs to but not limited to the technical field of blind hole machining, and discloses a process method and system for laser composite efficient precision machining of blind holes, and the process method comprises a laser hole prefabricating stage and a laser fine hole repairing stage; a hole is preformed in the punching position of a workpiece through a large-pulse-energy laser beam, and fixed-point materials of the workpiece are rapidly removed; and then the hole is finely trimmed through ultra-short pulse width laser, the incident angle direction of a laser beam and the surface of the material is changed through a rotary cutting system, the hole wall and the hole bottom of the hole after the pre-hole stage are trimmed, fine trimming of the blind hole is completed, and the high-precision blind hole with the controllable taper is obtained. The method comprises the following steps: quickly removing a prefabricated blind hole in a workpiece material by using large pulse energy laser; adjusting process parameters, and quickly pre-processing a blind hole with a certain depth in a workpiece; and then the hole wall and the hole bottom of the blind hole are trimmed through high-speed rotating light beams and variable light beam incidence angles of the rotary cutting system, smooth hole wall, flat hole bottom and controllable taper of the blind hole are achieved, and the machining quality and efficiency of the blind hole of the difficult-to-machine material are improved.

The invention relates to an air pressure imitating mode ultrasonic-assisted core-shell type abrasive magneto-rheological composite polishing machining and manufacturing method, which comprises the following steps of: 1) selecting a workpiece clamp, and mounting the workpiece clamp on an ultrasonic vibration table; (2) the workpiece is clamped on a workpiece clamp, and the outer surface of the workpiece is wrapped with a flexible polishing sleeve; (3) preparing a polishing solution of a novel composite grinding and polishing abrasive material with core-shell type nano magnetic particles-abrasive particles, and placing the polishing solution in a polishing solution supply device; (4) an airflow auxiliary module is started, the flexible polishing sleeve is made to be highly matched with the shape of the workpiece under the assistance of high-pressure gas, and a'simulation flexible grinding tool 'similar to the shape of the surface of the workpiece is formed; 5) starting a magnetic field control system; and (6) the ultrasonic transducer is started, the ultrasonic vibration table drives the workpiece to vibrate at a high frequency, and fretting friction of relative movement is generated between the workpiece and the imitation flexible grinding tool. Meanwhile, a matched device is provided. The machining efficiency is improved, and the problems of abrasive particle holding force regulation, efficient grinding and polishing of workpieces of different materials and shapes and the like are solved.

The invention relates to the technical field of turning machining, in particular to a turning machining device for bolt machining and production, which comprises a lathe body consisting of a lathe bed, a driving and guiding assembly, a clamping assembly for clamping a blank and a cutter arranged at the top of the driving and guiding assembly, and the driving and guiding assembly and the clamping assembly are both arranged on the lathe bed. In the whole turning process, the three-jaw chuck, the ejector pin and the supporting assembly conduct double supporting on the blank, in the whole turning process, the supporting assembly is always located at the position, a small distance away from the left side of the tool, of the left side of the blank, and the supporting assembly moves synchronously along with gradual movement of the tool towards the left side of the blank; according to the technical scheme, it is ensured that the cutting point of the cutter is located at the supporting assembly all the time, the stability of the blank in the whole turning process is ensured through the dynamic adjusting capacity, blank deformation and vibration caused by the cantilever effect are avoided, and therefore the influence of the cantilever effect can be effectively avoided, and the machining precision is greatly improved.

The invention discloses a laser cutting device for steel structure production and machining, and relates to the technical field of steel structure production and machining.The laser cutting device for steel structure production and machining comprises a cutting table, a sliding groove is fixedly formed in the surface of the cutting table, and a cutting machine is slidably mounted on the inner wall of the sliding groove; the fixing device comprises a sliding plate, a hydraulic cylinder, a first clamping plate, a second clamping plate, a rotating shaft, a first tooth block, a second tooth block, a third tooth block, a first inclined block, a fixing plate, a sliding plate, a second inclined block, a first telescopic elastic rod, a sliding plate, a second inclined block, a second telescopic elastic rod, a linkage block, a limiting block and a rotating plate. And then the sliding plate moves to clamp the materials, so that the situation that the cutting precision is poor due to material shaking is further avoided during cutting work, automatic adjustment is conducted according to the shape of the steel structure, and the stability of the workpiece in the cutting process is guaranteed.

The invention discloses a water jet assisted laser-electrochemical combined machining method which comprises the following steps: pre-treating a nickel-based superalloy to be machined, and fixing the nickel-based superalloy on a machining table; a machining area is positioned, parameters of water jet assisted laser and electrochemical machining are set, so that during laser machining, water jet cools the machining area and removes slag, and an electrolyte does not affect a non-machining area; meanwhile, water jet assisted laser and electrochemistry are started to machine the nickel-based superalloy, and the machining state is monitored in real time; and after composite machining is completed, the nickel-based high-temperature alloy is cooled. By accurately setting laser, water jet and electrochemical machining parameters, the efficient synergistic effect of the laser, water jet and electrochemical machining parameters in a machining area is ensured, the machining precision and the surface quality are effectively improved, the defects of heat affected zones, microcracks, recast layers and the like are remarkably reduced, and the machining quality is improved. And meanwhile, corrosion to a non-machining area is reduced through the mode of spraying the electrolyte in a pulse mode.

The invention provides a multi-axis PCB milling synchronous control method, device and equipment and a storage medium. The method comprises the steps that geometric modeling is conducted on a PCB and a tool, a PCB machining model is generated, a tool path is generated based on the PCB machining model, the meshing state of the tool and the PCB is extracted, and a meshing geometric entity is obtained. And then, calculating the instantaneous undeformed chip thickness according to the meshing geometric entity, and predicting the cutting force of the cutter acting on the PCB. Based on the cutting force prediction result, the tool path data and the PCB machining model, modeling is conducted on multi-axis motion of the PCB milling machine tool, and a multi-axis motion synchronous control model is generated. Finally, according to the synchronous control model and the cutting force prediction result, self-adaptive synchronous control is conducted on multi-axis motion. According to the PCB milling method, the cutting force is predicted in real time, the multi-axis machine tool is subjected to self-adaptive synchronous control, the machining precision is improved, the service life of the tool is prolonged, and the stability and consistency of the PCB machining process are ensured.

The invention discloses a digital twin-driven machine tool adaptive control method and system and a machine tool control system, and the machine tool control system comprises a data collection unit, a data transmission unit, a twin model unit, a data processing unit, a control decision unit, an adaptive algorithm unit, a control execution unit, a machine tool execution unit and a feedback monitoring unit. The output ends of the data acquisition unit, the twin model unit and the data processing unit are connected with the input end of the data transmission unit; the output end of the data transmission unit is connected with the input end of the control decision unit; according to the method, the control strategy is adjusted in real time through the self-adaptive control algorithm to cope with the change of system parameters and external disturbance, and the advantages of dynamic response capability, robustness enhancement, performance optimization, manual intervention reduction, nonlinear system processing, safety improvement, complex task implementation and the like are provided. The advantages enable the adaptive control algorithm to become an important control means in many modern engineering applications.

The invention discloses a manufacturing method of a high-precision bearing type rigid-flexible combined circuit board, a forming line is designed in a processing process board, the manufacturing method comprises the following steps: manufacturing a flexible board comprising a flexible area and a rigid combined area, taking a rigid copper-clad plate, and manufacturing a circuit pattern, the circuit pattern comprises an auxiliary circuit pattern corresponding to a bonding pad pattern of the flexible board, a first groove body is manufactured on the outline of the flexible area, a first connecting position is arranged between the first groove body and the auxiliary area, a second groove body is manufactured on the outline of the rigid combination area, a second connecting position is arranged between the second groove body and the auxiliary area, a rigid bearing plate is formed, the flexible plate and the rigid bearing plate are pressed and formed, and the high-precision bearing type rigid-flexible combined circuit board is formed. The flexible plate and the rigid bearing plate are manufactured independently, the rigid bearing plate is manufactured according to the forming line to form the groove body, then overall pressing is conducted, the flexible plate is formed through laser cutting, the problems of pulling, tearing and the like of the flexible plate caused by milling forming of the overall plate body are effectively solved, and the machining quality and reliability are improved.

The invention relates to the technical field of machine tool control, in particular to a numerical control machine tool intelligent control method and system for aviation titanium alloy structural part machining. According to the method, firstly, three kinds of working condition data of cutting force, temperature and vibration are collected, then, working condition feature vectors are extracted and input into a pre-training model, an optimized combination value of the feeding speed and the main shaft rotating speed is obtained, and finally, the machine tool track is adjusted in real time based on optimized parameters. And through continuous optimization of the deep learning model, the adaptive capacity to complex working conditions is improved, and the machining precision and the surface quality of the aviation titanium alloy structural part are improved.

The machining tool comprises a base and a clamping device arranged on the base, the clamping device comprises clamping units arranged on the periphery of a workpiece to be machined, and a base for fixing the clamping units is arranged on the base; the clamping unit comprises a box body fixed to the base and an air cylinder arranged on the side, away from a workpiece, of the box body, and a plurality of ejector rod mechanisms pushed by the air cylinder are arranged on the side, close to the workpiece, of the box body. The ejector rod mechanism is of a two-section type and comprises a piston in the middle and a piston rod close to one side of a workpiece, a first cavity is formed between the piston and the piston rod, electrorheological fluid is arranged in the first cavity, and an electrode is arranged on the inner wall of the first cavity; according to the novel machining tool, a workpiece in a complex shape can be clamped through the telescopic ejector rod mechanism, meanwhile, the electrorheological fluid in the first cavity and the electrorheological fluid in the second cavity can be converted into a solid state, stable supporting can be provided, and vibration during machining can be reduced through control of the controller.

The invention discloses a PCB (printed circuit board) hard board drilling process method, which is characterized in that two lasers with different wavelengths are used for processing a PCB hard board blind hole, one light source adopts picosecond ultraviolet laser, and the other light source adopts CO2 laser; according to the method, by means of the characteristics that picosecond ultraviolet laser has high absorptivity and small focusing light spots on metal materials such as bright copper, high-precision, high-quality and low-heat-influence windowing operation is carried out on the surface of the bright copper, and small blind holes smaller than micrometers are formed; by utilizing the characteristics that CO2 laser has high absorptivity and large focusing light spots on non-metallic materials such as glass fibers, high-efficiency, high-reliability and no-damage bottom copper degumming operation is carried out in a round window after windowing, and a deep blind hole with the depth larger than 0.5 mm is realized.

The invention discloses an intelligent numerical control machining method and system for mold manufacturing, and the method comprises the steps: obtaining a to-be-cut pattern of a mold, planning a milling cutter feeding route, dividing the to-be-cut pattern into a plurality of milling cutter feeding sub-routes, determining milling cutter control tracks composed of spline curves, carrying out the clustering of the milling cutter control tracks, and obtaining a plurality of track sets; and in the milling process, a real-time machining track is collected, a curvature deviation value is calculated, if the curvature deviation value exceeds a preset value, a milling cutter control track is corrected, the milling cutter priority is ranked according to the size of the working radius, and proper track sets are screened out in sequence for milling till all the track sets are machined. Through intelligent path planning and real-time deviation correction, the use efficiency and machining precision of the milling cutter are remarkably improved, and high quality and high stability of mold manufacturing are ensured.

The invention relates to the technical field of milling, in particular to a roller lead screw multi-axis milling forming device which comprises a base, a machine body, a chuck, a first linear motor, a second linear motor, a milling mechanism and a tailstock. Compared with an existing multi-axis milling forming device, the multi-axis milling forming device is provided with the positioning mechanism, the positioning mechanism has the angle detection function and the angle self-locking function, on one hand, whether the inclination angles of a plurality of sets of cutters are changed or not can be detected in real time in the working process through the positioning mechanism, and on the other hand, the multi-axis milling forming device is convenient to operate; on the one hand, the inclined angle of the cutter is prevented from being changed due to factors such as resistance when the cutter mills a workpiece, and then the machining precision is influenced, on the other hand, in the workpiece milling process, the load borne by the rotating motor can be reduced through the positioning mechanism, and then the service life of the rotating motor is prolonged.

The invention relates to the technical field of automobile metal part drilling machining, in particular to an automobile steering knuckle drilling pre-machining machine tool. The automobile steering knuckle machining equipment comprises an installation machine base, a drilling device, a tool clamp and a control system, the drilling device and the tool clamp are installed on the installation machine base and are important components of the equipment, and preprocessing of an automobile steering knuckle is achieved; the control system comprises a hydraulic system, a pneumatic control system, a cutting fluid circulating system, a lubricating system, a chip removal system and an electric control system. The drilling device, the tool clamp, the material pressing device, the control device and other functional components are efficiently matched, the efficiency of automobile steering knuckle drilling pre-machining is remarkably improved, through precise movement of the drilling device, stable fixation of the tool clamp and the material pressing device and continuous lubrication of the lubricating device, high precision of the machining process is guaranteed, and the machining efficiency is improved. The problems of workpiece machining defects, equipment overheating and the like are reduced, and potential safety hazards are reduced.

The invention discloses a machine tool machining parameter optimization method and system based on digital twinning, and relates to the technical field of machine tool machining. The machine tool machining parameter optimization method based on digital twinning comprises the following six steps: generating a digital twinning model of a numerical control machine tool through a digital twinning technology, optimizing model parameters of the digital twinning model by adopting a parameter identification algorithm, establishing an initial BP neural network prediction model, and optimizing machining parameters of the numerical control machine tool according to the initial BP neural network prediction model. The genetic algorithm BP neural network prediction model is adopted for optimization and training, and the machining parameters of the working condition of the numerical control machine tool can be adaptively adjusted, so that the machining precision and the adaptability of the whole numerical control machine tool are improved. According to the machine tool machining parameter optimization system based on digital twinning, the control parameters of the numerical control machine tool can be adjusted by considering the real-time machining state according to actual requirements, and the flexibility of part machining control and the part machining effect can be improved.

The invention discloses an intelligent milling system for a weak-rigidity cylindrical part and a self-adaptive machining method, and relates to the technical field of mechanical cutting machining.The intelligent milling system comprises a six-degree-of-freedom robot, a milling device arranged at the tail end of the six-degree-of-freedom robot, an inner supporting floating tool for clamping the weak-rigidity cylindrical part and an industrial personal computer for controlling the machining system; the robot control cabinet is used for controlling the six-degree-of-freedom robot to move in space, detecting the global deformation of the wall surface of the weak-rigidity cylindrical part through the inner support floating tool, and constructing and utilizing a finite element simulation-recurrent neural network global wall surface deformation prediction model to predict the wall surface deformation. And the cutting amount of the cutter is adjusted in real time for dynamic compensation in the machining process. The machining precision can be improved, machining errors are reduced, the tool utilization rate is increased, and the production cost is reduced.

The invention belongs to the field of aero-engine part clamping, and particularly relates to a combined clamping method for a ceramic matrix composite segmented cylindrical structure, which comprises the following steps of: firstly, clamping a workpiece, and connecting a lower rib plate of the workpiece with a positioning reference surface of a clamp by using two groups of positioning pins; then, the lower pressing plate, the workpiece lower rib plate and the clamp positioning datum plane are clamped and fixed through bolts, pointers of the two dial indicators abut against the inner wall face, between the workpiece upper rib plate and the workpiece lower rib plate, of the workpiece, and the initial reading of the dial indicators is zero; two sets of combined positioning pins penetrate through an upper pressing plate, a pin hole I in an upper rib plate of a workpiece and an upper supporting plate to be clamped and fixed, in the process, a supporting base is repeatedly adjusted to be connected with a bolt of the upper pressing plate, it is guaranteed that under the state that the workpiece is clamped, the change of the micrometer indication does not exceed the limiting value, and it is indicated that clamping of the workpiece is completed; and the steps are repeated to complete clamping of the whole cylindrical structure. Through the method, the machining deformation of the cylindrical structure is effectively relieved, and the machining precision is remarkably improved.

The invention provides a machine tool multi-body dynamics modeling method and system for a heterogeneous double-five-axis machine tool, and the method comprises the steps: S1, constructing a kinematic chain of the heterogeneous double-five-axis machine tool according to the structural characteristics and motion states of the heterogeneous double-five-axis machine tool; s2, performing three-dimensional modeling on the heterogeneous double five-axis machine tool, and extracting the mass of each component through a model; according to a Nitsche principle-based partition variation method of flexible multi-body dynamics, machine tool kinetic energy and potential energy expressions considering part flexibility are obtained; s3, based on Hertz contact modeling and a contact stiffness theory, establishing a kinetic model of a joint part of each component of the heterogeneous double-five-axis machine tool, and obtaining connection characteristic parameters among the components of the machine tool; and S4, establishing a multi-body dynamic model of the machine tool and solving the model. According to the method, the machine tool multi-body dynamic model is accurately constructed, so that the dynamic behavior in the machine tool movement process is accurately predicted.

The invention relates to an automatic clamping transmission chuck for an axle numerical control lathe. The automatic clamping transmission chuck comprises a power supply control box, a stop key, a hexagon socket screw I, a travel switch, a copper pin, a spring and a center body, the power supply control box is fixed on one side in the center body; the stop key is arranged on one side of the rear end face of the center body in the radial direction. The inside hexagonal bolt I is mounted on the stop key; axial cylindrical grooves are respectively formed in the upper side and the lower side of the front end of the tip body; the copper pins are respectively and correspondingly connected in the cylindrical grooves in a sliding manner; the spring is axially arranged between the inner end of the copper pin and the cylindrical groove; the travel switches are fixed to the two sides of the interior of the center body, and the signal input ends of the travel switches on the two sides are correspondingly connected with the inner sides of the two copper pins respectively. One-time clamping machining of the axle can be completed, time and labor are saved, the machining efficiency is improved, and the machining quality of the axle can be improved. The problems that traditional clamping wastes time and labor, the coaxiality of secondary clamping is poor, and automatic clamping cannot be achieved are effectively solved.

The invention relates to the technical field of machine tool machining, in particular to a method, system and equipment for reducing the tool sticking probability in numerical control machine tool machining and a medium. The method comprises the steps of firstly obtaining overall machining parameter information, dividing a machining area according to workpiece geometric information, and setting partition parameters according to the overall machining parameter information; triggering a corresponding processing instruction according to the current processing area; then monitoring the machining state in real time and calculating a tool sticking risk index; finally, when the risk index exceeds a safety threshold value, the partition machining parameters are automatically adjusted; the overall characteristics of the workpiece are considered, the machining requirement of a local area can be met, and flexible control over the machining process of the complex workpiece is achieved; the machining precision and efficiency are remarkably improved, the service life of the tool is prolonged, and meanwhile the tool sticking probability is greatly reduced.

The invention discloses forging machining equipment and a forging machining method, and belongs to the technical field of forging machining. The forging machining equipment comprises a rack, a machining mechanical arm is arranged on the rack, the forging machining equipment further comprises a working ring, a first connecting block is arranged between the working ring and the rack, a positioning seat is arranged in the working ring, and a second connecting block is arranged between the working ring and the positioning seat; the discharging opening is formed in the middle of the positioning seat, and a plurality of supporting blocks are evenly arranged in the discharging opening in the circumferential direction; the clamping mechanism comprises a plurality of clamping assemblies and a driving assembly, the clamping assemblies are circumferentially and uniformly arranged on the working ring, and the driving assembly is arranged on the working ring and used for driving the clamping assemblies to work; according to the device, various irregular forgings can be conveniently and rapidly clamped and positioned, the clamping effect is guaranteed, so that the working efficiency and machining precision of the forgings are improved, meanwhile, the machined forgings can be rapidly replaced and blanked, the operation steps of workers are reduced, and the machining efficiency of the forgings is further improved.

The invention discloses rod piece grinding equipment for electric vehicle speed regulation rotating handle production and manufacturing, and relates to the technical field of electric vehicle speed regulation rotating handle rod piece grinding. Grinding parts are evenly arranged at the top of a machine body, and the top of the machine body is fixedly connected with the bottoms of the grinding parts. When a plastic workpiece is in contact with a polishing part for polishing, the plastic workpiece is easy to deform, so that the polishing deviation of the polishing work of the plastic workpiece is caused, and when the plastic workpiece needs to be clamped, because most of rod pieces of the speed regulation rotating handle of the electric vehicle are hollow, the clamping precision of the plastic workpiece is greatly improved. The three clamping blocks abut against the inner wall of the plastic workpiece in a supporting mode, the clamping blocks abut against the inner wall of the plastic workpiece through stretching driving of the first springs, and meanwhile by rotating the threaded rods, the threaded rods drive the clamping blocks to be tightly attached to the inner surface of the plastic workpiece.

The invention discloses a distortion correction system and method for a laser self-space five-dimensional galvanometer. The distortion correction system comprises an offset module, a beam expanding module, a scanning module and a focusing module. All the modules are sequentially installed in the equipment according to a certain interval, and a laser beam at the tail end is focused on a working plane on a workbench through movement of an optical lens to achieve movement in a five-dimensional space, namely scanning in the X dimension and the Y dimension, movement of a focus in the Z dimension and deflection in the alpha dimension and the beta dimension are achieved. The offset module is used for enabling the light beam to deviate from the optical axis by a certain distance in the X dimension and the Y dimension; the beam expanding module is used for expanding the beam diameter; the scanning module is used for scanning the light beam in an XY plane; the focusing module is used for focusing the light beam and can ensure that the inclination angle of the focused light beam is small enough. Indirect correction of the processing pattern is adopted, different correction patterns are designed according to different dimensions of light beam movement, operation is convenient, and cost is low.

A machining system for vertically milling a large-diameter inner hole comprises a cutter bar, a bolt type coupler, a sleeve type cutter tower and a special milling cutter. The machining method for vertically milling the large-diameter inner hole by using the machining system comprises the following steps of: clamping a blank; the axis of the special milling cutter is on the H surface; during machining, the special milling cutter moves in the radial direction of the H face, when special conditions are met, the special milling cutter clockwise deflects by a given angle theta around the axis of an inner hole of the workpiece to be machined, and then the special milling cutter horizontally moves by a distance ld along the diameter of the workpiece according to the given cutting depth ap; and the special milling cutter is axially fed towards the direction of the chuck, and the linkage of the axial movement of the special milling cutter and the rotation of the workpiece to be machined is realized. According to the special milling cutter, the angle deflection of the cutter can be flexibly realized, and the machined surface is easily protected; according to the machining method, milling machining is adopted, the chip shape is good, the tool durability is high, the size precision and shape precision are high, the machining efficiency is high, and the comprehensive technical effect is good.

The invention provides an inner hole grooving device and a using method. The inner hole grooving device comprises a grooving device body installed on a machine tool tailstock, the grooving device body is coaxial with a workpiece installed on a machine tool chuck, and a plurality of sliding supporting bases are arranged between the grooving device body and a machine tool sliding rail; the grooving device comprises a shell supporting assembly and an internal feeding assembly, the internal feeding assembly is located in the shell supporting assembly and slides, a cutting tool moving in the radial direction is arranged at the end of the shell supporting assembly, and a tool in the cutting tool is used for cutting the inner wall of the workpiece; the cutting tool is located at the end of the grooving fixing cylinder through a clamping groove structure and slides in the radial direction, a dovetail wedge block is fixedly arranged on the bevel edge of the right-angle driving plate, a dovetail sliding groove is formed in the bottom of the cutting tool, and the dovetail wedge block abuts against the interior of the dovetail sliding groove. According to the inner hole grooving device, through the precise design and the efficient control system, the machining precision and stability are improved, the operation and maintenance process is simplified, and the overall production efficiency and product quality are improved.

The invention provides a saw chain machining method and system combined with visual inspection, and relates to the technical field of machining data processing.The method comprises the steps that real-time machining process information is obtained through intelligent sensing equipment; dynamically acquiring a real-time saw chain image set through intelligent image acquisition equipment; a preset modeling strategy is introduced to analyze the first image and construct a three-dimensional model; analyzing a comparison result of the three-dimensional model and a predetermined three-dimensional model to obtain a real-time processing anomaly index; when the real-time processing abnormity index reaches a preset abnormity index threshold, a processing abnormity early warning signal is sent out; and calling a predetermined processing regulation and control mechanism, and carrying out dynamic processing regulation and control on the real-time processing technology information. The technical problems that in the prior art, due to the fact that a saw chain is complex in structure and prone to being affected by various factors, the machining precision is unstable, and the product quality is affected can be solved, the problems in the machining process are dynamically adjusted through real-time monitoring and anomaly detection, and the machining precision and the product quality of the saw chain are improved.

The invention relates to the technical field of hardware machining, and discloses a drilling machine for precise hardware machining and a using method thereof.The drilling machine comprises a containing table, a connecting frame is fixedly connected to the top of the containing table, two clamping blocks are slidably connected to the top of the containing table, and an electric telescopic rod is started to push a sliding block to descend; when a workpiece is drilled, a rotating rod and a drill bit descend to be close to the workpiece, meanwhile, a motor is started to drive a second belt wheel to rotate, a transmission belt rotates, the rotating rod and the drill bit rotate to drill the workpiece, meanwhile, when the rotating rod rotates, a round ball rod can rotate around the center of a fixed circular ring, the round ball rod can incline, and a first connecting ring can be pulled by the round ball rod; the first connecting ring is moved downwards to descend, so that an extrusion ring descends, an extrusion plate descends, cooling liquid in a liquid storage tank is extruded, the extruded cooling liquid is sprayed out through a communicating hole to flush the surface of the drill bit, and therefore chippings attached to the surface of the drill bit are reduced, and the abrasion speed of the drill bit is effectively reduced.