9490 results about "Grinding" patented technology

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 invention relates to the technical field of glass processing equipment, and discloses an intelligent composite glass edge grinding machine which comprises a machine base and a processing part arranged on the machine base, an edge grinding assembly is arranged on the processing part, and the edge grinding assembly comprises a mounting base arranged on the processing part, a driving motor capable of moving back and forth on the mounting base and a connecting base. A rotating shaft of the driving motor is connected with an outer grinding head and an inner grinding head which are coaxially arranged, the inner grinding head can move relative to the outer grinding head in the axial direction of the inner grinding head, and the mounting base is provided with a second adjusting device capable of driving the driving motor and the connecting base to move back and forth. The intelligent composite glass edge grinding machine is high in machining efficiency, high in stability and small in size.

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 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 invention relates to the technical field of plasma cutting equipment, and discloses metal plate cutting equipment which comprises a bottom frame, a cutting mechanism, a cleaning mechanism and a collecting mechanism, the cleaning mechanism comprises a mounting plate, a polishing plate, an extrusion spring, an abutting plate and a water cooling assembly, and the mounting plate is slidably connected to the bottom frame through the collecting mechanism; a mounting groove is formed in the mounting plate, the extrusion springs are fixedly connected to the bottom and the top in the mounting groove, the abutting plate is fixedly connected to the extrusion springs, the grinding plate is detachably mounted on the abutting plate, the collecting mechanism is used for collecting slag falling during grinding, and the cutting mechanism is used for cutting a metal plate. The cleaning mechanism is arranged to be matched with the collecting mechanism, after the metal plate is cut, slag and burrs on the upper surface and the lower surface of the metal plate are polished, the burrs and the slag on the surface of the metal plate are removed and collected, and therefore the situation that the burrs and the slag remain on the surface of the metal plate, and the subsequent plate machining quality is affected is prevented.

The invention relates to the technical field of furnace shell welding, in particular to a gas industrial furnace shell welding device which integrates a radial circular seam and an axial longitudinal seam, a servo motor drives a planetary gear train through an intermittent sheave, a rotating shell drives a clamped furnace shell to rotate, and radial welding is completed; after a bottom clamping jaw instantly locks a shell, power is switched to a planet carrier, an outer mounting arm drives a driven scraping arm to grind the inner wall while axially moving, welding and grinding synchronization is achieved, a bidirectional pushing seat crank sliding block mechanism continuously rotates in a one-way mode to push and pull the furnace shell in a two-way mode, whole-circle accurate grinding is achieved during resetting, and six sets of air cylinder lead screw adjustable clamping jaws conduct internal and external synchronous supporting. The outer supporting cylinder is prevented from deformation, secondary clamping is not needed in the whole process, butt joint of multiple sections of furnace shells is completed at a time, continuous filling of a longitudinal weld bead can be completed when a circular seam is still in a high-temperature plastic stage through instantaneous switching of clamping and stopping, and the welding quality of a T-shaped connector area is improved.

The invention belongs to the field of metal materials, and provides a hard alloy wear-resistant steel ball suitable for mine ore grinding and a preparation method thereof.The hard alloy wear-resistant steel ball is prepared from waste steel pig iron as a basic raw material and chemical components including 2.1%-2.2% of C, 9.8%-10.0% of Cr, 0.10%-0.20% of V and 0.03%-0.06% of Ti; a core-shell precipitated phase microstructure design with MN / MCN as a hard core and chromium carbonitride as a gradient self-passivation shell layer is formed through medium-frequency induction furnace smelting, controlled nitrogen introduction establishment of a V-Ti-C-N microalloy system, bottom pouring solidification and austenitizing quenching and tempering heat treatment processes, and the performance indexes that the surface hardness is HRC60-63 and the core hardness is HRC54-58 are achieved; the average particle size of a core-shell precipitated phase is in dispersed distribution of 20-200nm, the shell thickness is 5-50nm, and the alloy steel ball has excellent wear resistance and corrosion resistance under the high-impact and high-wear working conditions of wet ore grinding, solves the problem of insufficient wear resistance and corrosion resistance of a traditional alloy steel ball, and has wide mine ore grinding application value.

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 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 invention discloses an all-dimensional grinding machine suitable for a long and thin pipe. The all-dimensional grinding machine comprises a rack, a contour grinding unit, an end face grinding unit and an inner hole grinding unit. On one hand, on the basis of position switching of the lower pressing wheel, the two contour grinding heads are used for grinding the slender pipe in sequence, grinding dead angles are effectively eliminated, contour grinding forming of the slender pipe can be achieved through one-time clamping, operation is easy, and the grinding efficiency is high; on the other hand, based on cooperation of the two contour grinding heads, positioning limitation can be synchronously formed in the axial direction of the slender pipe during grinding, axial deviation generated by contour grinding of the slender pipe is effectively reduced, comprehensive covering type grinding is achieved, the position precision of the slender pipe after contour grinding is ensured, the end face and an inner hole of the slender pipe can be conveniently and accurately ground in the follow-up process, and the grinding efficiency is improved. Therefore, the all-dimensional burr removal rate of the slender pipe is improved.

The invention discloses sintered neodymium-iron-boron magnet grinding machining equipment, and relates to the technical field of neodymium-iron-boron magnet machining, the sintered neodymium-iron-boron magnet grinding machining equipment comprises a machining table, the machining table is provided with a grinding assembly, a clamping assembly, a steering adjusting assembly and a cooling assembly, and the clamping assembly is used for clamping a magnet body; the grinding assembly is used for achieving grinding machining of a magnet body, the steering adjusting assembly is used for achieving rotation of the magnet body and achieving multi-directional machining of the magnet body in a matched mode, and the cooling assembly is used for cooling treatment when the magnet body is machined, so that machining is more stable. A plurality of through grooves are formed in the machining table, and a waste collecting assembly is arranged in the machining table and used for collecting machined waste. The problems that in the prior art, a grinding mechanism is directly driven by a feeding mechanism to conduct grinding, the microstructure of a magnet is easily damaged, and the magnetic performance is reduced are solved.

The utility model relates to a clamp for accurate grinding of a right-angle measuring tool workpiece. The clamp comprises a base, a pressing plate and a top plate. The base is L-shaped, a plurality of vacuum chucks are embedded in the bottom surface of the positioning groove at intervals, and the bottom of each vacuum chuck is connected to a vacuum generator; two limiting tables are arranged on the base, supporting blocks are fixed to the tops of the two limiting tables respectively, the two ends of the top plate are fixed to the two supporting blocks respectively, guide rods arranged in the vertical direction are fixed between the two supporting blocks and the top plate respectively, the pressing plate is located between the base and the top plate, and the two ends of the pressing plate are slidably connected to the two guide rods in a sleeving mode respectively; and the top plate is connected with a pressing driver. The base is matched with the pressing plate, the right-angle measuring tool to be machined is pressed and positioned under the combined action of the L-shaped upper clamping face and the L-shaped lower clamping face, and clamping is reliable; a vertical pressure is provided through a vacuum negative pressure adsorption force mode, so that the horizontal plane static friction force of the right-angle measuring tool to be machined is improved, and a workpiece is stably clamped on the clamp.

The invention belongs to the technical field of graphite production equipment, and particularly discloses uniformly dispersed mixing equipment for graphite cathode production, which comprises a kettle body, the bottom of the kettle body is communicated with a discharge pipe, and the surface of the kettle body is communicated with a feed pipe; by means of a transmission system composed of the driving ring, the outer gear ring, the gear and the inner gear ring, differential motion is generated between the first grinding block directly driven by the rotating shaft and the second grinding block driven by the rotating ring with the speed changed through the gear, and the differential motion forms strong shearing force in the staggered area of the first grinding block and the second grinding block; the first grinding block and the second grinding block can effectively cut soft aggregate formed by graphite and a coating agent, and meanwhile, the gap between the first grinding block and the second grinding block is gradually reduced along with the distance away from the rotating shaft, so that when materials move outwards under the centrifugal effect, the materials can be subjected to the stage treatment process from coarse crushing to fine grinding, the dispersion uniformity is remarkably improved, uneven coating is avoided, and the service life of the materials is prolonged. And abrasion to equipment caused by one-time excessive grinding is effectively reduced.

The invention relates to the technical field of mineral processing automation, and discloses a metal dissociation degree regulation-based grinding-flotation collaborative process optimization method which comprises the following steps: acquiring multi-dimensional sensor data in a grinding-flotation production process in real time; establishing a reference prediction model offline based on historical process data; in the online operation stage, the working condition drift state of the current process system is quantified and judged online; when it is judged that significant working condition drifting occurs, a residual compensation model is constructed online; and fusing the prediction result of the reference prediction model and the prediction result of the residual compensation model to generate a final process index prediction value. And based on the final process index predicted value, solving through an optimization algorithm, and generating a cooperative control set value. According to the method, the calculation cost and the data requirement of model maintenance are greatly reduced, and the response speed and the adaptive capacity of the system to the working condition change are remarkably improved, so that the long-term stability and reliability of the collaborative optimization effect are ensured.

A coal mill feeding device comprises: a screening assembly comprising a box, a feeding port formed at the top of the box, a discharge port formed at the bottom of the box, a screen plate and a receiving plate both arranged inside the box, and a plurality of screen holes provided in the screen plate; a drive assembly; and a feeding assembly. To ensure the uniformity of pulverized coal, the screening assembly is provided to perform coarse and fine screening on mixed coal briquettes, which enables batch feeding of the coal briquettes into the coal mill for grinding, thereby facilitating subsequent control of the grinding roller pressure and grinding duration based on the specific conditions of the coal briquettes. When an electric motor is activated, the screen plate performs screening while a barrier plate is lifted to effectively prevent the coal briquettes from splashing. After the screening is completed, a first air cylinder can be activated to drive a first push shovel to push the coarse coal for grinding, and at this point, the barrier plate is lowered to facilitate a material guide plate conveying the coal briquettes. After the grinding of the coarse coal is completed, a second air cylinder is activated to drive a second push shovel to push the fine coal for grinding.

The invention discloses an intelligent welding and grinding integrated manufacturing system and a machining method, and belongs to the technical field of intelligent manufacturing. The system comprises a conveying belt, a portal frame stretching across the conveying belt, and a welding unit and a polishing unit which are arranged on the portal frame. The welding unit comprises a welding cross-shaped moving assembly, a welding-cooling assembly installed on the welding cross-shaped moving assembly and a welding seam tracking system. The grinding unit comprises a grinding cross-shaped moving assembly and a grinding assembly installed on the grinding cross-shaped moving assembly. The core of the system is that a central control system in communication connection with all the components is arranged, and the central control system is configured to receive weld joint track data recognized by the weld joint tracking system, sequentially control the welding device to weld along the track, control the cooling device to forcibly cool the weld joint and control the grinding device to grind along the same track based on the same data flow. Through path unification and procedure integration, continuous automatic operation of welding and grinding is achieved, and the machining precision, the production efficiency and the product quality are effectively improved.

The invention relates to the field of bone ash storage rack machining, in particular to a cutting device for bone ash storage rack machining. The invention provides a bone ash storage rack processing and cutting device which comprises a workbench, the workbench is fixedly connected with a supporting frame, the supporting frame is provided with a first electric push rod, the telescopic end of the first electric push rod is fixedly connected with a pressing block, the pressing block vertically slides on the supporting frame, the workbench is rotationally connected with a lead screw, and the lead screw is fixedly connected with the supporting frame. A servo motor is installed on the workbench, an output shaft of the servo motor is fixedly connected with a lead screw through a coupler, a guide frame is fixedly connected to the workbench, and the guide frame and the lead screw are arranged on the workbench side by side. By means of automatic tool changing, online grinding, precise limiting and rotary linkage, the problems that saw blades are fast in abrasion, complex to replace and poor in precision are solved; shutdown is reduced through automatic tool changing, and accurate butt joint is guaranteed through balance weight; the service life of the saw blade is prolonged through online grinding, grinding precision is guaranteed through a limiting and rotating mechanism, production efficiency and notch quality are improved, and the high requirement for bone ash storage rack machining is met.

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 invention discloses an energy-saving type electric grinding device for plugging agent production, and relates to the technical field of grinding devices, the energy-saving type electric grinding device comprises a grinding box and a feeding bin, and further comprises a driving assembly; the driving assembly comprises a supporting frame, a driving motor, a small bevel gear and a large bevel gear. A heat dissipation opening is formed in the end of the driving motor, a heat absorption cover is arranged above the heat dissipation opening, and a heat conduction pipe is fixed to the end, away from the driving motor, of the heat absorption cover. A ventilation pipe made of metal is fixed to one side of the feeding bin, the air inlet end of the ventilation pipe is connected with the air outlet end of the heat conduction pipe, an electric heating wire is wound around the outer wall of the ventilation pipe, and the electric heating wire is wrapped with ceramic fiber cotton. A movable shaft is rotationally connected into the feeding bin; a plurality of uniformly distributed scattering plates are fixed on the side surface of the movable shaft; a rotating shaft is movably connected into the grinding box, and a grinding ball is fixed to the unoccupied end of the rotating shaft; and synchronous operation of material grinding and crushing can be achieved, heat dissipation is accelerated, meanwhile, material particles are dried, and the material grinding efficiency is improved.

The invention discloses a cosmetic glass bottle surface polishing method and system, and the method comprises the steps: carrying out gradient mesh abrasive composite modification on a sand leather base material, and carrying out three-dimensional cutting according to the surface curve contour of a glass bottle through a laser cutting technology to form a composite sand leather polishing piece; the composite sand leather grinding piece is assembled at the executing end of a six-axis linkage mechanical arm, partition differentiated grinding is carried out according to the surface pollutant distribution density image recognition result, and a glass bottle rough blank obtained after preliminary grinding is obtained; performing synchronous purging on the surface of the glass bottle rough blank by adopting inert gas flow with a micro-bubble generation device, and controlling the composite sand leather polishing piece to perform micro-vibration at the same time, so as to obtain a glass bottle semi-finished blank; and the glass bottle semi-finished blank is placed in a sealed cavity to be sprayed, final polishing is carried out in cooperation with pulse type ultrasonic vibration, and a cosmetic glass bottle finished product is obtained. According to the embodiment of the invention, high-precision grinding of the curved surface of the glass bottle can be realized, and the surface cleanliness and the gloss uniformity are improved.

The invention discloses a welding splash segmentation and recognition system and method based on deep learning, and the system comprises the steps: setting an image collection module and an image preprocessing module, constructing a splash segmentation module through an improved deep learning network, carrying out the pixel-level segmentation of a processed image, recognizing a welding splash region, and outputting an initial segmentation result. Morphological processing and boundary optimization are carried out on the initial segmentation result, a segmentation result is generated, the segmentation result is converted into position information under an actual coordinate system, guidance is provided for automatic grinding equipment, a detection result is displayed on an original image in an overlapping mode, and a visual detection result is provided. The detection precision of the welding spatter of the body in white is remarkably improved, and the method has higher adaptability to the welding spatter in a scattering shape and an irregular shape; detection tasks under complex background and variable illumination conditions can be processed; the real-time performance is good, and the production line rhythm requirement is met; accurate area positioning information is provided for automatic grinding equipment, and the grinding efficiency and quality are improved.

The invention is suitable for the technical field of pipe outer circle grinding, and provides a PE pipe outer circle grinding device which comprises a workbench, a grinding mechanism used for grinding a pipe is arranged on the workbench, a supporting frame is horizontally and slidably connected with a moving seat, and the supporting frame is fixedly connected with a second motor. An output shaft of the second motor is in threaded connection with a moving seat, the moving seat is fixedly connected with an electric lifting seat, and the telescopic end of the electric lifting seat is fixedly connected with a guide sleeve; the pipe polishing machine further comprises a feeding speed optimization system which can regulate and control the extension speed of the electric lifting seat by comprehensively evaluating the polishing state of the abrasive belt, the clamping state of the clamping mechanism and the stable state of the pipe, and then the feeding speed during pipe polishing is optimized. The feeding speed self-adaptive adjustment under the interference of multiple factors such as abrasive belt abrasion, pipe temperature change and clamping force fluctuation is achieved.

The invention discloses domestic ceramic surface treatment equipment, and particularly relates to the technical field of domestic ceramics, the domestic ceramic surface treatment equipment comprises a base, a supporting assembly is arranged on the upper side of the base, a fixing seat is fixedly connected to the upper end of the base, a first grinding assembly is arranged on the upper side of the supporting assembly, and a lifting assembly is arranged on the upper side of the supporting assembly; a second grinding assembly is arranged on one side of the first grinding assembly, a moving assembly is arranged at the lower end of the fixing base, and an adjusting assembly is arranged on one side of the moving assembly. Coherent grinding of the pot edge outline, the inclined inner wall, the outline outer edge and the outline inner edge of the ceramic flowerpot is achieved, the diversified requirements of the market for the appearance of domestic ceramics are met, it is guaranteed that the inner wall grinding pressure is uniform, chamfers on the two sides of a wavy opening can be synchronously ground, time waste and position deviation caused by multi-procedure switching are avoided, and the production efficiency is improved. And precision loss and time waste caused by process dispersion of traditional equipment are avoided, and the overall working efficiency is improved.

The invention discloses an intelligent slag grinding system based on multi-mode sensing and batch cooperative control, and belongs to the technical field of mine grinding. The system comprises an equipment main body, a dynamic isolation feeding structure, a material lifting layered grinding structure, a centrifugal quantitative discharging unit and an intelligent closed-loop dust removal module, the dynamic isolation feeding structure is arranged on the equipment main body and is communicated with the equipment main body; the material lifting layered grinding structure is arranged in the equipment body, and the centrifugal quantitative discharging unit is arranged on the equipment body in the mode of being close to the material lifting layered grinding structure and communicates with the equipment body. The centrifugal quantitative discharging unit is communicated with a dust remover; and the intelligent closed-loop dust removal module obtains material characteristics and working condition parameters, dynamically optimizes the matching relationship among the grinding pressure, the rotating speed and the dust remover power based on a preset grinding-dust removal coupling model, and determines the dust remover power in combination with a dual-mode control strategy. The grinding efficiency and precision can be improved, and the problems that existing grinding is not uniform, and the efficiency needs to be improved are solved.

The invention discloses an integrated tile-shaped magnet outer circle grinding device and method based on artificial intelligence, and belongs to the technical field of grinding machining. The integrated tile-shaped magnet outer circle grinding device comprises a feeding device, a grinding device and a visual detection device; the feeding device comprises a feeding conveying belt, a guide groove, a spring bin, a material blocking barrel, a feeding barrel, a magnetic suction cup, an electromagnetic push rod, a cooperative mechanical arm, a reset spring and a discharging conveying belt. The visual detection device comprises a magnetic shoe counting camera, an annular light source, a counting camera bracket, a measuring camera bracket, a backlight plate, an outer contour measuring camera, a positioning camera and a positioning camera bracket; integrated automatic operation of feeding, grinding, detection and discharging is achieved, the production efficiency is greatly improved, automatic counting, precision detection and discharging are completed through cooperation of visual detection and the conveying belt, the manual operation intensity is effectively reduced, production interruption caused by personal errors is avoided, and the productivity in unit time is remarkably improved.

The invention provides a grinding fluid, the grinding fluid comprises a base fluid, a grinding material, nano-diamond and a dispersion stabilizer, the base fluid comprises polyether and silicone oil, the grinding material comprises surface modified silicon carbide particles, and the dispersion stabilizer comprises polyethylene glycol stearate and polyvinylpyrrolidone. The surface roughness of a grinding piece can be reduced, the scratch density and microcracks of the surface are reduced, damage of grinding fluid to the grinding piece is reduced or even avoided, and the service life of a cutter can be prolonged. The invention also provides a preparation method of the grinding fluid and a process method using the grinding fluid.

The invention discloses a fine grinding device for carbon black preparation, and relates to the technical field of carbon black grinding, the fine grinding device comprises a base, one end of the top of the base is fixedly connected with a carbon black main body, the center of one side of the outer wall of the carbon black main body is fixedly connected with a feeding pipe, and the bottom of one side of the inner wall of the carbon black main body is provided with a grinding assembly; the exhaust rings are embedded between the inner wall of the grinding bin and the outer wall of the conical plate, high-pressure airflow generated by spraying of inert gas is utilized, the high temperature of the grinding face of the grinding bin is rapidly reduced, meanwhile, carbon black powder attached to the grinding face is blown away, and the problem that in the using process of a traditional fine grinding device for carbon black preparation, the grinding face is not prone to being damaged is further solved. The problems that when carbon black raw materials are ground, part of carbon black powder is attached to the interior of the device, cleaning is difficult, the heat dissipation effect of the grinding device is prone to being affected, the interior of the grinding device is always in a high-temperature state, and the conductive effect of the carbon black powder is poor under the influence of the high-temperature environment are solved.

The invention relates to the technical field of ceramic materials, in particular to a method for reducing the surface roughness of a silicon nitride instant-fired sheet, which comprises the following steps: S1, mixing alpha-silicon nitride, beta-silicon nitride, absolute ethyl alcohol and herring fish oil, grinding and dispersing to obtain basic mixed powder; s2, mixing, grinding and dispersing the filling mixed powder, absolute ethyl alcohol and herring fish oil, then carrying out filter pressing and drying, calcining and regrinding to obtain ground filling mixed powder; s3, mixing and ball-milling the basic mixed powder, the ground filling mixed powder, a solvent, an adhesive, a plasticizer and a dispersing agent to obtain slurry; s4, casting the slurry into a film; s5, attaching the thin film to the surface of the silicon nitride green body, and pressing the silicon nitride green body into a whole piece through an isostatic press to obtain a pressed green body; s6, a boron nitride isolation layer is printed on the surface of the pressed green body, and the green body with the isolation layer is obtained; and S7, stacking the green bodies with the isolating layers, and then carrying out adhesive removal and sintering reaction to obtain the silicon nitride ceramic chip.

The invention discloses a carbon fiber pipe inner wall polishing mechanism which comprises a base, a fixing frame is fixedly mounted at the top of the base, a reciprocating assembly is mounted in the fixing frame, a connecting assembly is fixedly mounted at the top of the reciprocating assembly, an axis assembly is rotatably mounted in the connecting assembly, and one end of the axis assembly is in transmission connection with an output assembly. One end of the shaft center assembly is fixedly provided with an adjusting assembly, the other end of the shaft center assembly is fixedly provided with a support assembly, the shaft center assembly is in threaded connection with the adjusting assembly, and the top of the support assembly is fixedly provided with a polishing assembly. Different instruments do not need to be replaced according to the pipe diameter every time the pipe is replaced, the fine-mesh grinding block is installed on the installation frame connected with the first fixing cylinder, the coarse-mesh grinding block is installed on the installation frame connected with the second fixing cylinder, and the problem that fine grinding is conducted after coarse grinding is completed, and a grinding head needs to be detached and replaced is solved.

The invention discloses a production control management system for ultrathin stones, which mainly realizes intelligent management and control of the whole production process of the ultrathin stones and solves the problems of unstable quality and low efficiency in traditional production. The system comprises eight core units, namely a process parameter configuration unit, a grinding control unit, a fusion layer formation control unit, a thickness monitoring unit, a standing curing monitoring unit, a quality detection unit, a data recording and tracing unit and a central control unit, and the units are electrically connected and coordinated to construct a whole-process closed-loop management and control system. The system adopts technologies such as an intelligent algorithm, deep learning, machine learning, image recognition and big data analysis. A process parameter configuration unit generates an adaptive scheme in combination with raw material fluctuation; the grinding and fusion layer control unit corrects equipment parameters in real time and detects abnormity; the thickness monitoring and standing curing unit accurately regulates and controls the thickness and the curing environment; the quality detection unit is used for realizing defect classification and performance pre-judgment; and the data recording and tracing unit is associated with the whole-process data through the unique identifier.