12253 results about "Polishing" patented technology

The invention relates to the technical field of grinding, in particular to a self-adaptive force control grinding system and method for a complex curved surface machining robot. Three-dimensional point cloud data of a workpiece are obtained through machine vision, gridding processing is carried out, and normal vector and curvature characteristic parameters are calculated; performing operation area division and operation path planning based on curvature characteristics; calculating operation parameters according to the normal vector and curvature characteristics; a self-adaptive impedance control algorithm is adopted, the polishing force is monitored in real time through a force sensor, and the rigidity and damping parameters of the robot are dynamically adjusted; and performing defect identification on the surface image of the processed workpiece by using the deep learning model, and when defects are identified, re-planning the operation path. According to the method, self-adaptive grinding of the complex curved surface workpiece is achieved, and the grinding efficiency and quality of the complex curved surface can be improved.

The invention relates to the technical field of polishing, and discloses an intelligent steel rail polishing control method which comprises the following steps: acquiring surface and internal defect data of a steel rail through laser and ultrasonic fusion detection, discretizing the data into multi-dimensional nodes, and constructing a dynamic graph model comprising a microscopic-macroscopic dual-cluster neural network to predict a defect evolution trend; based on fractal dimensions and information entropy, multi-source data are dynamically fused, abnormities are eliminated, chaotic optimization and wear prediction are adopted to generate global optimal polishing parameters, and finally parameter dynamic adjustment is achieved through closed-loop feedback of pulse frequency and control errors. Steel rail defect collaborative perception is achieved through a multi-scale dynamic graph model, fractal-entropy weight dynamic fusion is combined to enhance data reliability, global optimal parameters are generated through chaos optimization and abrasion prediction, accurate grinding is achieved through pulse-error closed-loop control, and the method is simple and convenient to implement. The problems of data fusion failure, defect response lag, parameter local optimization and insufficient control precision in the prior art are solved.

The invention relates to a workpiece polishing track generation method and equipment, and the method comprises the steps: collecting a current workpiece surface point cloud, carrying out the plane fitting, obtaining an upper surface equation and an upper surface point cloud, projecting the upper surface point cloud to the upper surface equation, obtaining a two-dimensional projection drawing, obtaining the template workpiece contour of each type of template workpiece, and carrying out the polishing of the workpiece. And calculating the polishing track points of each type of template workpiece, matching the two-dimensional projection drawing with the contour of the template workpiece to obtain the corresponding polishing track points, and back-projecting the polishing track points to the three-dimensional space to obtain the three-dimensional polishing track of the current workpiece. The problem that the workpiece surface polishing track cannot be quickly and effectively recognized in the prior art is solved.

The invention discloses grinding equipment with a surface self-adaption function for civil aircraft maintenance, and relates to the technical field of grinding equipment, the grinding equipment comprises a grinding mechanism, a self-adaption mechanism and a positioning mechanism, the grinding mechanism is fixedly connected with the self-adaption mechanism, and the self-adaption mechanism is fixedly connected with the positioning mechanism. The grinding mechanism is used for driving a grinding disc to work, and flexible grinding of the surfaces of different areas can be achieved. The self-adaptive mechanism is composed of a self-adaptive assembly, an expanding and contracting assembly and a rotating assembly, the grinding disc has the flexible adjusting capacity when making contact with the surface of a workpiece, the expanding and contracting assembly achieves expanding and contracting, the rotating assembly drives an expanding and contracting block to revolve, and therefore the adaptability of the grinding disc on the complex curved surface is guaranteed. And the positioning mechanism is used for positioning parts needing to be maintained, so that the purposes of adapting to complex curved surfaces, improving the polishing precision and efficiency, avoiding the problem of difficult attachment and ensuring the maintenance quality and the operation safety are achieved.

The utility model provides quartz boat surface grinding and polishing equipment, which relates to the technical field of grinding and polishing and comprises a grinding and polishing component, a mounting component is arranged at the top of the grinding and polishing component, a dust collection component is arranged at one end of the grinding and polishing component, and the grinding and polishing component comprises a grinding and polishing box. The mounting assembly comprises a grinding motor, and a hydraulic lifting column is mounted at the top of the grinding motor. The pull rod is pulled outwards, so that the spring is stressed and compressed, then the mounting sleeve is arranged on the outer side of the rotating shaft in a sleeving mode, the mounting strip is promoted to be installed in the limiting groove in a sliding mode, the grinding and polishing head is conveniently installed, then the pull rod is loosened, and the spring drives one end of the pull rod to be installed in the rotating shaft through the elasticity of the spring; and limiting is facilitated, operation is convenient and rapid, the grinding and polishing head can be conveniently maintained and replaced at any time, operation convenience is improved, the equipment downtime is shortened, and working efficiency is improved.

The invention discloses a sand injection type inner wall polishing device suitable for different pipe diameters, and relates to the field of pipe inner wall polishing, the sand injection type inner wall polishing device comprises a rough polishing mechanism and a fine polishing mechanism, the rough polishing mechanism comprises a supporting workbench, a tool base and a long-distance polishing assembly, and a three-jaw chuck is rotationally arranged on the tool base; the long-distance grinding assembly comprises a lifting workbench, a long driving shaft and a grinding disc, the grinding disc is coaxially fixed to the long driving shaft, the long driving shaft is installed on the lifting workbench, and the long driving shaft has the rotation freedom degree and the freedom degree of moving in the axial direction of the long driving shaft. The fine polishing mechanism comprises sanding pipes and a polishing base, the two sanding pipes are arranged on the polishing base in the axial direction of the long driving shaft at intervals, a conical hole and a round hole are sequentially formed in one end of each sanding pipe in the axial direction of the sanding pipe, the small-diameter end of each conical hole communicates with the corresponding round hole, a pushing piston is arranged in the corresponding round hole in a matched mode, and the sanding pipes are connected with sand injection pipes and sand discharging pipes. And mechanical grinding and abrasive particle polishing are conducted in sequence, the polishing precision is improved, and the device is suitable for small-pipe-diameter polishing production.

The invention discloses a mechanical polishing pad with a CMP composite groove and a preparation method of the mechanical polishing pad, and belongs to the technical field of polishing pads. The mechanical polishing pad comprises a polishing layer, a bonding layer and a substrate layer, and the polishing layer is bonded to the surface of the substrate layer through the bonding layer; the bonding layer is prepared from the following raw materials in parts by mass: 47 to 50 parts of EVA resin, 35 to 36 parts of tackifier, 8 to 12 parts of paraffin, 3 to 7 parts of filler and 0.5 to 2 parts of antioxidant. The mechanical polishing pad solves the problem that when an existing mechanical polishing pad is used, a groove of the mechanical polishing pad cannot well convey polishing liquid, the mechanical polishing pad cannot be well supported, and the mechanical polishing effect is poor. The polishing liquid conveying performance of the mechanical polishing pad can be improved, the mechanical polishing pad is prevented from deforming during polishing, it can be guaranteed that polishing pressure is evenly transmitted, the size stability and the compression permanent deformation resistance of the mechanical polishing pad can be improved, and the mechanical polishing effect can be effectively improved.

The utility model provides a titanium alloy pipe surface polishing device which comprises a machine frame, the upper end of the machine frame is provided with a double-roller transmission machine, a pipe outside polishing machine and a pipe inside polishing machine, the double-roller transmission machine can drive a pipe to be machined to rotate and transmit the pipe forwards, the top of the double-roller transmission machine is provided with a pressing component used for pressing the pipe, and the double-roller transmission machine is connected with the pipe outside polishing machine. The pipe outside polishing machine comprises a first polishing wheel and a second polishing wheel, and the pipe inside polishing machine is arranged in the advancing direction of the pipe, moves relative to the pipe and can extend into the pipe to polish the inner wall of the pipe. The double-roller conveyor is adopted to drive the pipe to rotate and be conveyed forwards, and internal and external polishing is carried out on the same station at the same time. The pipe outside polishing machine polishes the outer wall of the pipe through double polishing wheels, and the pipe inside polishing machine polishes the inner wall of the pipe through a long rod capable of stretching into the pipe. According to the synchronous polishing, the clamping frequency and the station switching time of the pipe are obviously reduced, and the polishing efficiency is greatly improved.

The invention relates to the field of valve machining, in particular to an inner wall grinding device for valve machining. The inner wall grinding device for valve machining comprises a workbench. The horizontal moving assembly is correspondingly installed in two moving grooves formed in the top of the workbench, and the horizontal moving assembly can move in a reciprocating mode in the length direction of the moving grooves; and the grinding piece is arranged above the horizontal moving assembly, and after the horizontal moving assembly drives the grinding piece to stretch into the inner cavity of the valve, the grinding piece can conduct grinding operation on the inner wall of the valve. According to the inner wall grinding device for valve machining, a first electric push rod in a contraction piece drives an adjusting rod to move, the included angle of a contraction rod is changed in cooperation with a traction rod, an abutting piece and a grinding piece can be driven to expand or contract in the radial direction, the radial opening amplitude of a mounting plate is flexibly adjusted, and the inner wall grinding device can meet the grinding requirements of valves with different inner diameter specifications; the polishing assembly does not need to be replaced frequently, and operation cost and time cost are reduced.

The invention belongs to the technical field of bearing machining equipment, and particularly relates to a bearing inner ring grinding device which comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a first supporting frame, the interior of the first supporting frame is fixedly connected with a discharging frame, and the upper surface of the bottom plate is rotationally connected with a first rotating disc; a second rotating disc is rotatably connected into the first rotating disc, a clamping plate is slidably connected into the second rotating disc, the clamping plate comprises a transverse end, a grinding mechanism is arranged on the upper surface of the bottom plate and comprises a shell, a rotating plate is rotatably connected into the shell, and a shifting rod is fixedly connected to the lower surface of the rotating plate. The lower surface of the shell is rotationally connected with a grinding roller. According to the device, through reverse rotation of the bearing, the grinding roller makes more sufficient contact with the inner wall of the bearing, local over-grinding or under-grinding caused by one-way rotation is avoided, and the grinding effect is improved.

The embodiment of the utility model provides a polishing head and polishing equipment. The polishing head comprises a base, a polishing head and a driving device, the retaining ring is arranged below the base; the polishing head gas film is arranged on the base, is arranged on the inner side of the retaining ring and is used for fixedly holding the wafer; the retaining ring gas film is arranged on the inner side of the retaining ring and is arranged between the retaining ring and the polishing head gas film, the retaining ring gas film is in contact with the edge of the wafer when the retaining ring gas film is pressurized and expanded so as to apply acting force to the edge of the wafer, and the acting force forms radial clamping force and axial downward pressure on the edge of the wafer. Radial clamping force and axial downward pressure are applied to the edge of the wafer through the retaining ring gas film, the wafer can be clamped through the radial clamping force, the wafer is prevented from moving in the polishing process, and the risk of wafer sliding is reduced; the axial downward pressure can apply pressing force to the edge of the wafer in the wafer polishing process, the polishing effect of the edge of the wafer can be controlled more accurately, and the polishing consistency of the surface of the whole wafer is guaranteed.

The invention relates to the technical field of polishing devices, and particularly discloses a metal accessory polishing device which comprises a polishing table, a connecting rod is slidably connected to an inner cavity of the polishing table, a polishing mechanism is arranged on the outer surface of the connecting rod, a double-station assembly is arranged on the upper surface of the polishing table, and a dust removal assembly is arranged on the outer surface of the double-station assembly. The double-station assemblies alternately work, so that the waiting time can be remarkably shortened, the polishing efficiency is improved, metal accessories can be flexibly fixed, the situation that the metal accessories are damaged due to the fact that the action force of the polishing wheel on the metal accessories is too large is prevented, and when the metal accessories are subjected to the large action force of the polishing wheel, an alarm can be given in time; according to the polishing device, workers can conveniently maintain the polishing device in time, so that the rejection rate is reduced, chippings generated in the polishing process can be cleaned in time through the dust removal assembly, the polishing precision is improved, and the cleaned dust can be collected in time.

The invention discloses a deterministic modification method and device for the inner wall of a cylindrical metal part. The method comprises the steps that a roundness instrument is used for measuring multi-section roundness error data of the inner wall of the cylindrical metal part, self-adaptive filtering processing is carried out, a polishing wheel for deterministic modification is selected, machining parameters are set, and a removal function is obtained. The removal function and the multi-section roundness error data obtained after self-adaptive filtering are used for simulation machining in process software, it is ensured that a polishing wheel and machining parameters meet the requirements, whether the dynamic performance of a machine tool meets the requirements or not is judged to obtain the optimal removal function, deterministic shape correction machining is conducted on the inner wall of the metal cylindrical part in combination with the optimal removal function, and the machining precision of the inner wall of the metal cylindrical part is improved. And if the roundness error data does not meet the requirement after the processing is finished, continuing iterative processing until the roundness error data meets the requirement. The method aims to overcome the limitation of the problem of error reflection, the machining efficiency of the inner wall of the metal cylindrical part is improved, and the machining precision of the inner wall of the metal cylindrical part is improved.

The application belongs to the technical field of round bar bending and cutting device, in particular to a bending and cutting equipment for stainless steel round bar processing, which comprises a conveying and processing assembly, an upper resisting component, a bending assembly, a conveying limiting block and a base plate, an adjustable auxiliary assembly is installed on one side of the conveying limiting block, the adjustable auxiliary assembly comprises a fixed plate fixedly installed above the base plate and a movable plate movably installed above the base plate, the lower inclined plate pushes the movable resisting block through the driving of the telescopic piece, that is, the two movable resisting blocks position the round bar inside the movable resisting block through the arc-shaped blocks, the round bar and the workpiece connection are cut off as the cutting knife continues to descend along with the top plate, after the cutting work is completed, the telescopic piece is driven to make the top plate ascend, the movable plate moves away from the fixed plate to expand the distance between them, the movable polishing assembly is used to make the polishing structure enter the distance between the fixed plate and the movable plate, and the cut surface of the round bar and the workpiece is polished.

The invention provides integrated multifunctional grinding equipment which comprises a plurality of multi-shaft clamping devices used for clamping parts and capable of driving the parts to be close to or away from a grinding device, and further comprises at least one rotating disc, a first drive and a second drive. The multiple multi-shaft clamping devices are symmetrically arranged on the periphery of the rotary disc. A plurality of polishing devices are symmetrically and detachably arranged on the rotary disc in the circumferential direction of the rotary disc. The first driver is arranged on the base and can synchronously drive the grinding pieces of the multiple grinding devices to rotate. The second driver can drive the rotating disc to rotate, and then the grinding device is driven to rotate at the circumferential position. Through the arrangement of the vertical rotating disc, vertical switching of the grinding devices is achieved, a plurality of multi-shaft clamping devices can be arranged on the periphery of the rotating disc, synchronous grinding machining of a plurality of parts is achieved, the situation that one grinding device works and other grinding devices are idle is avoided, the utilization rate of the grinding devices is greatly increased, the machining efficiency is improved, and large-batch production can be achieved.

The invention provides a curved surface profiling polishing device and process based on force rheology and a chemical synergistic effect. The device comprises a bottom box body, a driving motor and a main shaft are arranged in the bottom box body, and a polishing head with a profiling tool is installed on the main shaft and is immersed in a polishing solution with a specific formula. A lead screw module is arranged at the top of the box body and used for accurately controlling the position and posture of the curved-surface workpiece, the outer contour surface of the polishing tool is matched with the curved surface of the workpiece in height, and efficient profiling polishing is achieved. According to the device, the stability and efficiency of force rheological polishing are improved by optimizing the structural design and improving a polishing solution system. Especially, through height matching of the profiling polishing tool and the curved surface of the workpiece, the technical bottlenecks that a traditional method is difficult to adapt to complex curved surfaces and polishing quality is difficult to guarantee are effectively broken through. And by optimizing polishing parameters, nanoscale precision machining of the surface of the curved-surface workpiece is achieved, and the surface quality is remarkably improved.

The invention relates to the technical field of machining, and discloses belt pulley precision punching and surface polishing integrated equipment which comprises a loading box, a guide rod is connected to the top end of the loading box, a mounting transverse plate is slidably arranged at the top end of the guide rod, and multiple sets of downward pressing hydraulic cylinders are connected to the top end of the mounting transverse plate; and the output end of the downward pressing hydraulic cylinder penetrates through the mounting transverse plate and is connected with a connecting shell, and an adjustable drilling mechanism is arranged in the connecting shell in a connected mode. A belt pulley is positioned through the clamping unit, meanwhile, the belt pulley can be well positioned due to the moving synchronism of all the inner supporting blocks, multi-hole work can be conducted on the belt pulley at the same time through the adjustable drilling mechanism, the device is also suitable for machining of belt pulleys of different sizes, the working efficiency is effectively improved, and the practicability is high. The machined belt pulley rotates in the polishing sand, polishing work is conducted through friction, operation procedures are reduced, the production cost is reduced, and meanwhile the working efficiency is further improved.

The invention belongs to the field of robot polishing and metal material processing and manufacturing, and discloses a steel plate surface defect detection and self-adaptive polishing system and method, and the system comprises a surface defect detection system, a three-dimensional contour detection system, a roller bed control system, a robot polishing system and a server; the surface defect detection system is used for acquiring types and position information of defects; the three-dimensional contour detection system is used for accurately measuring depth information of the defect; the roller bed control system is used for controlling the movement of the roller bed to transfer the steel plate; the server is used for data interaction and storage among the surface defect detection system, the three-dimensional contour detection system, the roller bed control system and the robot grinding system; and the robot polishing system accurately polishes the surface defects of the steel plate according to the defect position and depth data in the server. The full-process intelligent operation of steel plate surface defect detection, defect three-dimensional contour scanning and robot self-adaptive grinding is achieved, and the automation level and the production efficiency of a production line are effectively improved.

The present invention discloses a quartz boat polishing device, which belongs to the field of quartz automatic polishing technology, comprising: a hanger, a cross bar fixedly installed on the upper surface of the hanger, a cross sliding mechanism slidably installed on the outer surface of the cross bar, and a polishing mechanism fixedly installed on the lower surface of the cross sliding mechanism, so that the cross sliding mechanism can push the polishing mechanism jacket to the outer surface of the quartz boat, so that the polishing mechanism performs a horizontal pushing type polishing of the outer surface of the quartz boat. The present application uses the design of the polishing mechanism to automatically adapt to the protrusions and depressions on the outer surface of the quartz boat when polishing the quartz boat. This feature makes the polishing process more precise. No matter how complex the surface shape of the quartz boat is, it can ensure that the polishing mechanism maintains a suitable polishing pressure and contact state with the surface of the quartz boat, effectively avoiding the problem of over-polishing or under-polishing, and greatly improving the polishing accuracy and the quality of the finished product of the quartz boat.

The invention provides a curved surface local grinding and polishing trajectory planning method and a grinding and polishing system, and relates to the technical field of grinding and polishing machining. According to the curved surface local grinding and polishing trajectory planning method, workpiece point clouds are collected, simplification and filtering are carried out, the number of effective voxels is reduced, and the operation processing efficiency is improved; the method comprises the following steps: extracting a damaged area, determining a grinding and polishing area according to the damaged area, planning the grinding and polishing area according to surface topography characteristics of a workpiece, constructing a grating path corresponding to the grinding and polishing area based on workpiece point cloud, and converting according to the grating path to obtain a workpiece grinding and polishing path so as to realize accurate and efficient grinding and polishing operation. Besides, the normal pressure of the grinding and polishing tool corresponding to the grinding and polishing path of the workpiece is calculated in combination with coupling of the surface curvature of the workpiece, the normal pressure of the grinding and polishing tool can be adjusted in real time, concave area force increasing and convex area force reducing are achieved, the over-grinding problem of the curved surface workpiece can be effectively avoided, and accurate grinding of the area boundary is achieved.

The utility model discloses an ultrasonic composite magnetic field auxiliary polishing device, and belongs to the field of precision machining of curved surfaces of complex structures. The device comprises a six-axis precision machine tool, an electric spindle, an ultrasonic vibration device, a multi-magnetic-pole coupling polishing device, a workpiece, a connecting clamping device and an industrial control host, the electric spindle is clamped on an A-axis indexing table of the machine tool, the ultrasonic vibration device is installed at the tail end of the electric spindle, and the multi-magnetic-pole coupling polishing device is installed at the lower end of the ultrasonic vibration device through a connecting sleeve. According to the types of magnetic poles, the multi-magnetic-pole coupling polishing device is divided into a permanent magnetic pole polishing device, an electromagnetic pole polishing device and a mixed magnetic pole polishing device. The industrial control host controls all the modules to achieve cooperative movement, the multi-magnetic-pole coupling polishing device generates a coupling rotating magnetic field, the ultrasonic vibration device enhances relative movement between the surface of a workpiece and a polishing medium, and the polishing consistency and the machining quality of a complex structure curved surface are improved.

The invention relates to the field of correction machining, in particular to a panel correction device for steel box girder machining, which comprises a machine body and a conveyor arranged at the front end of the machine body, and further comprises at least one supporting plate arranged on the machine body and close to the conveyor; the movable support is composed of two swing arms symmetrically hinged to the bottom of the supporting plate and a connecting frame connected with the two swing arms. Before a steel plate is gripped into the straightening roller, the polishing roller linked with conveying is used for automatically cleaning the upper surface and the lower surface of the panel, hard pollutants such as oxide skin and welding slag are thoroughly removed, the polished pollutants are blocked by the scraping plate, and the polishing efficiency is improved. Therefore, the problem that hard objects are pressed into the surface of the straightening roll to form pits and indentations under huge straightening pressure is fundamentally avoided, abrasion of the straightening roll is remarkably reduced, maintenance cost and time for frequently stopping for grinding or replacing the roll are reduced, meanwhile, the clean plate surface also prevents contaminants from scratching the surface of a subsequent workpiece, and the service life of the workpiece is prolonged. And the surface quality of the steel box girder finished product is improved.

The utility model relates to the technical field of ship mechanical part machining, in particular to a polishing device for ship mechanical part machining, and solves the problem that in the prior art, ship mechanical parts of different shapes and sizes cannot be conveniently adjusted and fixed, so that the polishing effect is poor. A polishing device for ship mechanical part machining comprises a machining table and a polishing machine, the machining table is provided with a sliding groove, the interior of the sliding groove is slidably connected with a mounting block, the top of the mounting block is provided with a bearing plate through a buffering mechanism, the surface of the bearing plate is fixedly connected with four supporting blocks, and the surfaces of the supporting blocks are in threaded connection with screws; a clamping drill is fixedly connected to the surface of the screw rod, a plurality of limiting grooves are formed in the surface of the bearing plate, and limiting rods are arranged in the limiting grooves in a penetrating mode. According to the polishing fixture, clamping and fixing of parts with different shapes and sizes are guaranteed, so that the parts can be normally polished, and the polishing effect of the parts cannot be affected.

The utility model discloses a self-adaptive track sanding device for a complex curved surface. The device comprises a flange seat, a universal cross arranged at the front end of the flange seat, a motor body arranged in the universal cross, a brake ring and a polishing disc, wherein the brake ring and the polishing disc are arranged at the output end of the motor body; the universal cross is of a circular ring structure and is rotationally connected with the front end of the flange base through a first pin shaft, the upper portion of the motor body penetrates through the universal cross, and the motor body and the universal cross are rotationally connected through a second pin shaft. Connecting lines respectively formed by the first pin shaft and the second pin shaft are crossed, and the motor body realizes two-degree-of-freedom rotation through the first pin shaft and the second pin shaft. The motor body rotates through the universal cross to adjust the binding face between the grinding disc and the to-be-ground curved surface to achieve self-adaption to the to-be-ground curved surface, it can be guaranteed that the normal of the grinding disc coincides with the normal of the curved surface without precisely adjusting the posture and the positioning precision of a robot, and therefore the good grinding effect is obtained.

The invention relates to the technical field of part polishing, in particular to a polishing device for an injection mold guide column. When a traditional polishing mode is used for polishing a guide column, the polishing efficiency is low, the guide column is prone to generating tiny deviation and shaking during rotation, the polishing precision is poor, some different impurities can be attached to the surface of the guide column before and after polishing, the polishing is not uniform enough, the polishing quality is poor, and the polishing effect is affected. A polishing device for an injection mold guide pillar comprises an outer frame; and the support frame (2) is fixedly connected with one side in the outer frame (1). The locking block is inserted into the clamping groove to lock the guide column on the chuck, the threaded shaft rotates to enable the polishing disc to move through the threaded block to gradually polish the side face of the guide column, the sliding frame drives the extrusion rod to extrude the inclined groove to enable the polishing column to move, in this way, the top end port of the guide column can be synchronously polished while the side face of the guide column is polished, and then the polishing speed is increased; the polishing efficiency is improved.

The embodiment of the invention provides a cleaning and polishing control system and method for a track axle box, which is applied to automatic axle box cleaning and polishing equipment and comprises the following steps: generating an optimal cleaning path and an optimal polishing path according to an axle box three-dimensional model or visual scanning data; pressure and rotating speed parameters are dynamically adjusted according to sensor feedback, operation parameters and fault logs are recorded, and quality tracing and time sequence optimization of cleaning and polishing are supported; the axle box is fixed to a station through a conveying belt or a mechanical arm, and a visual system scans and positions the surface state; large-particle dirt is removed through high-pressure spraying, grease is dissolved through a chemical cleaning agent, and waste water is recycled through a filtering system; the mechanical arm preliminarily polishes the rusted and burr areas according to a preset path; the pressure and rotating speed of the grinding head are adjusted according to feedback of the sensor to realize uniform surface polishing; the cleaning efficiency is improved, the production efficiency is improved, the labor intensity is reduced, the production cost is reduced, customized solutions are adapted according to different production environments and production modes, and an automatic smart factory is built.

The invention provides a precision manufacturing method of a special-shaped lens, a convex spherical surface and a concave aspheric surface are formed on the front and back surfaces of the special-shaped lens respectively, a chord plane is formed on each of the two sides of the special-shaped lens, and the method comprises the following steps: S1, performing rough grinding forming on set fitting spherical surfaces of the convex spherical surface and the concave aspheric surface of the special-shaped lens; s2, turning a concave aspheric surface; s3, after turning is completed, whether the concave aspheric surface is qualified or not is detected, if yes, the step S4 is executed, and if not, the step S2 is repeated; s4, discharging from the disc, cleaning the special-shaped lens, and protecting the concave aspheric surface by using a protective layer; s5, starting the numerical control machining center, and machining two chord planes by taking the convex spherical surface and the concave surface platform as positioning references; s6, a machine tool is started, the protected concave aspheric surface and the special-shaped matching tool are placed into a vacuum adsorption tool together, a polishing disc is installed, and a polishing program is started; and S7, detecting the surface shape precision and the surface smoothness of the convex spherical surface. According to the method, the edge breaking phenomenon during machining is effectively avoided, and the machining difficulty is reduced.

The embodiment of the invention provides a non-standard frame polishing method and device and a storage medium. The method comprises the steps that a non-standard frame is fixed to a first preset position through a first fixing unit; performing primary polishing treatment on the non-standard frame through the first polishing unit to obtain a first frame, wherein the primary polishing treatment comprises rough polishing and medium polishing; the two first frames are buckled through a second fixing unit and then fixed to a second preset position; and controlling the second polishing unit to synchronously carry out secondary polishing treatment on the two first frames to obtain a second frame. Through the first polishing unit, rough polishing and medium polishing before fine polishing can be conducted on the non-standard frames, the polishing precision is guaranteed, the second polishing unit synchronously conducts secondary polishing treatment on the two first frames which are placed at the second preset position in a buckled mode to obtain the second frame, fine polishing of the two first frames can be completed at a time, and the polishing efficiency is improved. And the fine polishing efficiency of the frame is improved.

The utility model discloses a metal casting part surface polishing device which comprises a mounting frame and two transverse plates, the mounting frame is rotationally connected with a rotating plate through two rotating shafts, the upper end of the rotating plate is provided with a polishing box through a plurality of damping assemblies, and a separating mechanism used for separating casting parts from grinding stones is arranged in the polishing box. The separating mechanism comprises a filter screen arranged on the polishing box, a fixing frame is fixedly connected to the side wall of the polishing box, electric push rods are arranged on the two side walls of the fixing frame, and the output ends of the two electric push rods are jointly provided with two baffles. According to the casting part polishing device, the separating mechanism is arranged, grinding stone balls can be separated from casting parts through the filter screen, feeding and discharging of the casting parts can be conducted on the two sides of the polishing box at the same time, and therefore the feeding and discharging time of the casting parts is greatly shortened, and the practicability of the device is improved.

The utility model discloses a polishing protection device and a chemical mechanical polishing system, and the polishing protection device comprises a check ring with an annular structure, which is arranged on the peripheral side of a polishing disk; the fixed end of the lifting assembly is connected to a base of the polishing system, and the movable end of the lifting assembly is connected to the check ring so as to drive the check ring to move in the vertical direction; the lifting assembly is provided with a protective sleeve so as to prevent polishing waste liquid from entering the lifting assembly.