697 results about "Engraving" patented technology

The invention relates to the technical field of program control, in particular to a servo position control method and system applied to an engraving and milling machine. The method comprises the following steps that real-time temperature data and real-time load data of lead screws of all shafts in the engraving and milling machine are obtained; collecting multi-node temperature distribution data of the engraving and milling machine; obtaining cutting force data and resonant frequency characteristic values in the engraving and milling machine; constructing a screw rod reverse clearance prediction model based on the real-time temperature data and the real-time load data of the screw rod, and generating a clearance compensation value; performing pre-compensation control before the servo position direction of each axis is changed based on the clearance compensation value to obtain a correction position instruction; and performing thermal deformation simulation on the engraving and milling machine based on the multi-node temperature distribution data to generate thermal deformation compensation amounts of all shafts. Through multi-source data fusion and intelligent control, comprehensive optimization of the servo position system of the engraving and milling machine is achieved, the machining precision, dynamic response and stability are effectively improved, and efficient and reliable operation of high-speed and high-precision machining is guaranteed.

The invention provides a multi-axis linkage engraving equipment control algorithm optimization method, which belongs to the technical field of engraving equipment, and comprises the following steps of: decomposing a model into a plurality of curved surface segmentation segments according to a curvature change rate, and performing NURBS curve parameterization processing on each segment to generate control point coordinates and weight coefficient data; a dynamic weight adjustment model is adopted to dynamically calculate a path planning weight coefficient according to a tool cutting force value, a surface roughness demand value and a machining efficiency index value, a minimum spanning tree path algorithm is utilized to carry out path connection sequence planning, and a layered interpolation operation framework combining preprocessing interpolation calculation and real-time interpolation compensation is established. And the optimized interpolation coordinate data is converted into an axis control instruction sequence containing a position instruction, a speed instruction and an acceleration instruction, and the technical problem that the interpolation calculation precision and the real-time performance are difficult to balance when the multi-axis linkage carving equipment is used for machining a complex curved surface is solved.

The high-precision turning, milling and grinding integrated machining special machine for the tail of the screw of the injection molding machine comprises a machine body, and a mechanical arm used for feeding and discharging is installed on the front side of the top of the machine body. Through cooperative use of the moving mechanism, the left end clamping mechanism and the machining mechanism, the two ends of a single-screw rhomboid screw or an auxiliary-screw rhomboid screw can be clamped and fixed no matter the single-screw rhomboid screw or the auxiliary-screw rhomboid screw is machined, the clamping mode does not generate a dead angle area, the traditional mode that clamping is conducted only through the single end is changed, the situation that a workpiece is affected by centrifugal force is avoided, and the machining efficiency is improved. Therefore, the accuracy of thread engraving and milling is improved, waste chips generated by engraving and milling can be collected in the waste collecting box, and the cleanliness of the environment is guaranteed; besides, a storage mechanism and a detection mechanism are arranged for cooperative use, a milling cutter, a grinding head and a drilling head used in the machining process can be automatically replaced, threads on machined workpieces can be detected, substantive improvement is achieved, and the device is beneficial to application and popularization.

Provided is a layer structure, preferably a security form in a book cover, particularly preferably a security form in a book cover for identification or security documents, comprising at least a) a first radiation-engravable layer a) containing at least one polymeric material; and b) at least one further layer b) containing at least one polymeric material, preferably a thermoplastic elastomer, preferably a thermoplastic polyurethane with a hardness of ≥40 Shore A according to DIN ISO 7619-1-2012-2 to ≤95 Shore D according to DIN ISO 7619-1-2012-2; wherein the further layer b) overlies the first layer a) at least partly to form an overlapping region, and wherein a coherent engraving partly extends in the overlap region, preferably in the further layer b), and partly in the portion of layer a) that extends outside the overlap region, most preferably exclusively in the further layer b). The invention also relates to a method for producing this layer structure and to a laminate comprising such a layer structure and to the use of the layer structure in a security document.

The invention relates to an intelligent avoiding and load balancing method for double-spindle machining of a high-speed engraving and milling machine in the technical field of intelligent manufacturing, which comprises the following steps of: performing comparative analysis by adopting a preset safety threshold according to the dynamic change trend of the distance between spindles, and if the distance is detected to be lower than the safety threshold, triggering a collision risk control module, determining a potential interference area range; aiming at the determined interference area range, generating a temporary avoidance path of the double spindles through a processing path planning algorithm, obtaining adjusted motion track data, and judging whether the interference area can be avoided or not; aiming at the corrected path execution instruction, analyzing the distribution condition of the current processing task through an area distribution optimization module, obtaining the working load data of the double spindles, and judging whether the load is balanced or not; and according to the latest collaborative operation data, the operation efficiency and the machining progress of the double spindles are analyzed through a machining efficiency improving module, optimized operation parameters are obtained, and a final machining execution strategy is determined.

The invention belongs to the technical field of waveguide engraving, and particularly relates to a lightweight micro-nano femtosecond waveguide engraving process, which comprises the following steps of: designing a laser scanning path according to the size and the shape of a required waveguide; adjusting parameters of a femtosecond laser, then scanning the material substrate along a laser scanning path, monitoring the position of a laser focus in real time, and adjusting laser parameters or scanning speed according to monitoring feedback; the controllable local refractive index change is generated in the material substrate by using the ultrashort pulse generated by the femtosecond laser, so that the direct waveguide structure formation without chemical etching is realized. By accurately controlling the position, the intensity and the scanning path of a laser beam, a waveguide element with high consistency and stability can be created on the submicron scale; according to the invention, while the preparation process is simplified, the precision and consistency of the waveguide structure are improved, the production cost is reduced, and the environmental pollution is reduced, so that the application requirements of high-performance photonic devices are met.

The invention relates to the technical field of stone machining, in particular to a method and system for machining three-dimensional special-shaped stone through a robot, and the method comprises the following steps: obtaining path segments and extracting particle images, dividing density category identification sections, classifying the path segments, matching load conditions, screening out indexes, and mapping node coordinates to generate an interlaced section table. The method comprises the following steps: extracting a particle image, dividing density categories, identifying particle distribution differences, identifying staggered node areas in combination with spatial distribution grids, defining structural paragraphs, extracting direction vectors and sequence information to identify continuous paragraphs, adjusting attitude angle access tracks, and generating a processing path set. According to the three-dimensional special-shaped stone engraving method, combined inspection of path section direction consistency and sequence coherence is conducted, path interruption and jumping are controlled, difference analysis of the tail end posture and the engraving face direction is matched with angle adjustment, cutting offset and contour misalignment caused by posture mismatching in the machining process are reduced, and path stability and engraving coherence in the three-dimensional special-shaped stone engraving process are enhanced.

The invention discloses VCSEL (Vertical Cavity Surface Emitting Laser) chip metal etching equipment, and relates to the technical field of chip metal etching equipment. Comprising a main machine box, a soaking pool, a soaking assembly, a lifting driving assembly, a cover plate and an air suction grid, the lifting driving assembly is used for driving the soaking assembly to move up and down and rotate, and therefore wafers are driven to be soaked or rotate. Through stretching of the fan blade rings, the stirring fan blades can stir the etching liquid in the state of stretching out of the fan blade grooves, it is ensured that the etching liquid around a wafer flows uniformly, the contact between the surface of the wafer and the etching liquid is more uniform, and local over-etching or under-etching is prevented; and when the wafers are fed, the stirring fan blades retract into the fan blade grooves, so that the wafers are prevented from being blocked or scratched by the stirring fan blades during feeding. According to the wafer clamping protection device, the spring telescopic rods are arranged, wafer damage caused by too large clamping force is avoided through self contraction of the spring telescopic rods, the flexible pressing strips are made of flexible materials, scratching between the flexible pressing strips and the wafer is prevented, and double clamping protection on the wafer is achieved.

The utility model discloses an engraving and milling machine for producing and processing plastic toys, which is characterized in that a conveying belt is arranged between conveying frames, tool seats are distributed on the conveying belt, an overhead box is supported above the conveying frames, an engraving and milling mechanism is arranged in the overhead box, lifting adjusting mechanisms are symmetrically arranged in the overhead box, and an overturning base is arranged between the lifting adjusting mechanisms through an overturning motor; a rotating seat is arranged on the overturning base through a rotating telescopic mechanism, and clamping plates are symmetrically arranged on the rotating seat; plastic toys are clamped from the conveying belt below through the overturning clamping structure in the overhead box for engraving and milling, assembly line type production is achieved, the engraving and milling efficiency is greatly improved, meanwhile, the clamped toys are engraved and milled from different angles through rotation adjustment of the rotating plate, and the production efficiency is improved. The machining angle does not need to be repeatedly adjusted in traditional fixed clamping, time and labor are saved, and the toy production efficiency is further improved.

The utility model relates to the technical field of engraving and milling machines, in particular to an engraving and milling machine with a protective structure, which comprises a machining table, a protective mechanism, a cleaning mechanism and a protective mechanism, raw materials are subjected to engraving and milling in the machining table, the protective mechanism is mounted on the surface of the front end of the machining table, and the cleaning mechanism is mounted on the surface of the front end of the machining table. The cleaning mechanism is installed on the surface of the top end of the interior of the machining table, the cleaning mechanism absorbs oil mist generated by gasification of cooling oil in the machining table, and through cooperation of the protection mechanism and the cleaning mechanism, the waste chips are blocked through a cabin door. And a brush installed on the surface of the front end of the machining table can clean observation glass installed in the cabin door, unclear observation caused by oil mist adsorption is prevented, the oil mist generated in the machining table is absorbed through a draught fan, and harm to the bodies of workers is avoided.

The invention provides a multi-head engraving and milling machine compensation method which comprises the following steps: selecting a reference processing unit from a plurality of processing units, and determining a calibration coordinate of a rotary table rotation center of the reference processing unit as a reference coordinate; detecting the rotation center of each rotary table through a probe to obtain the current coordinate of each rotation center; on the basis of the reference coordinates and the current coordinates of all the rotating centers, compensation values of all the tool bit assemblies or all the rotary table assemblies in the moving direction are determined; on the basis of the compensation value, each tool bit assembly or turntable assembly is controlled to perform position adjustment in the moving direction of the moving mechanism; and after the positions of all the tool bit assemblies or the rotary table assemblies are adjusted, machining is started. The method can solve the problems that in the application process of a multi-head multi-rotating-shaft engraving and milling machine in an existing method, multiple products cannot be machined at the same time at a time, and the working efficiency of product machining is reduced.

The utility model discloses a multi-axis fine carving machining center, which comprises a base, a cross beam group, a sliding seat group, a working table and a tool magazine group, the cross beam group is erected on the base, the sliding seat group is movably connected with the cross beam group, the cross beam group can drive the sliding seat group to transversely move, a sliding rail unit is arranged in the middle of the base, and the working table and the tool magazine group are respectively connected with the sliding rail unit. The sliding rail unit is arranged on the base and can slide along the sliding rail unit, collecting grooves are formed in the two sides of the sliding rail unit respectively, the bottoms of the collecting grooves are arranged in an inclined mode, and collecting through holes are formed in the inclined lowest ends of the collecting grooves. According to the multi-shaft fine carving machining center, waste materials and cutting waste liquid are collected through the collecting groove, and the collected waste materials and cutting waste liquid slide along the inclined bottom face and slide out from the collecting through hole, so that accumulation of the waste materials and the cutting waste liquid is avoided, it is guaranteed that the waste materials and the cutting waste liquid are not affected during machining, and machining efficiency is improved. And meanwhile, the machining center can be conveniently cleaned through the collecting tank, so that the machining center does not need to be shut down frequently, and the utilization rate of the machining center is increased.

The invention discloses a control method and system of cooking equipment and the cooking equipment, and relates to the field of intelligent kitchen appliances, and the control method of the cooking equipment comprises the steps: obtaining a food material image collected by an image collection device; performing engraving area identification on the food material image to obtain target engraving area information; based on the target engraving area information, a laser emitting device is controlled to emit a laser beam to a target engraving area corresponding to the target engraving area information for food material engraving; in the food material carving process, information of an uncarved area is obtained; acquiring temperature distribution information of an unengraved area corresponding to the unengraved area information; and the next irradiation position needing to be acted by the laser beam of the laser emitting device in the non-engraved area is determined based on the temperature distribution information of the non-engraved area. The laser irradiation position is adjusted through the temperature distribution information, the engraving process can be accurately controlled, the engraving effect on the target food material is improved, and the interestingness of the cooking equipment is improved.

The utility model belongs to the technical field of mechanical equipment, and discloses an automatic tool changing mechanism for a false tooth engraving and milling machine, which comprises a top plate, a clamping tool apron and tools, the clamping tool apron is mounted on the lower surface of the top plate, and a tool changing mechanism for driving a plurality of groups of tools to be mounted is mounted on the lower surface of the top plate. A dismounting mechanism is arranged on the side, close to the clamping tool apron, of the tool changing mechanism, a limiting mechanism is installed in the dismounting mechanism, the tool changing mechanism is started to drive a tool matched with the interior of the clamping tool apron to move, and the tool matched with the interior of the clamping tool apron is clamped into the clamping tool apron; and the device replaces manual tool taking to install the tool into the clamping tool apron, so that the time consumed for tool replacement of the device is shortened, and the production efficiency of the device is improved.

The invention provides aluminum veneer carving secondary positioning equipment which comprises a positioning assembly, and the positioning assembly comprises a linkage disc, two electric telescopic rods, two mounting bases, four L-shaped connecting rods, four positioning bases, a positioning pressing plate, an L-shaped pressing rod, a sliding base, a reset plate, a pull rod, two guide rods and a spring. And one ends of the four L-shaped connecting rods are rotationally connected to the lower surface of the linkage disc. An electric telescopic rod drives two mounting seats, the mounting seats drive two L-shaped connecting rods, under the cooperation of a linkage disc, first-time positioning of the aluminum veneer is achieved, along with driving of the electric telescopic rod, a sliding seat slides in a through groove, and an L-shaped pressing rod pushes a positioning pressing plate to be attached to the surface of the aluminum veneer; according to the aluminum veneer positioning device, in the positioning process, large friction force cannot be generated between the aluminum veneer and the positioning table, and the aluminum veneer cannot be scratched.

The utility model discloses a novel ceramic engraving and milling machine structure which is installed on a three-axis engraving and milling machine and comprises a right support, a left support, a chuck unit, a tip tailstock and a ceramic product, the right support and the left support are detachably and fixedly connected with a workbench of the three-axis engraving and milling machine, the chuck unit is fixedly arranged on the right support, and the tip tailstock is fixedly arranged on the chuck unit. The chuck unit is provided with a servo motor and a chuck, the servo motor is in driving connection with the chuck, the chuck clamps a bottle opening of a ceramic product, the center tailstock is fixedly arranged on the left support, and the center tailstock is provided with a center capable of being fed manually. According to the three-axis engraving and milling machine, the function that a ceramic product rotates around the axis of the ceramic product is achieved, namely, on the basis of an original three-axis engraving and milling machine, a fourth shaft (rotating shaft) function is added, the function can move independently and can also be linked with original X, Y and Z axes, and through cooperative work of all the axes, embossment machining with high complexity and strong stereoscopic impression can be achieved.

The invention belongs to the field of optical fiber inscribing, and particularly relates to a reel-to-reel based distributed optical fiber grating inscribing device and inscribing method, and the device comprises an optical fiber transmission mechanism, a femtosecond laser optical fiber inscribing mechanism and an online monitoring mechanism; the optical fiber transmission mechanism comprises an unwinding roller, an optical fiber guide mechanism and a winding roller which are arranged in sequence, and the optical fiber guide mechanism is used for enabling an optical fiber to move in the linear direction in the inscribing area; the online monitoring mechanism comprises a light source and a spectrograph, the light source and the unwinding roller rotate synchronously and are connected with the head end of an optical fiber in the unwinding roller, and the spectrograph and the winding roller rotate synchronously and are connected with the tail end of an optical fiber in the winding roller. The light source is arranged on the unwinding roller in a synchronous rotating mode, the spectrograph is arranged on the winding roller in a synchronous rotating mode, light information is injected into the optical fiber through the light source, the spectrograph receives light signals, whether writing operation is normal or not is fed back, and then the writing state is monitored in real time.

The utility model relates to the technical field of roller engraving machine accessories, in particular to an end supporting device for engraving of a roller engraving machine, which comprises a base, a connecting pipe, a supporting knob, an adjusting device and a limiting device, the connecting pipe is fixedly arranged on the upper surface of the base, the supporting knob is arranged outside the connecting pipe, and the adjusting device is arranged on the connecting pipe. The adjusting device is arranged on the inner side of the top of the connecting pipe in a clamped mode, the limiting device is arranged on the outer side of the top of the adjusting device, and the adjusting device comprises a telescopic rod, a clamping strip, a supporting ring, a mounting base, a supporting rod and a supporting wheel. The bottom of the clamped knurling roller is effectively supported, so that the pressure on the three-jaw chuck is reduced, the knurling roller is prevented from falling to affect the machining quality, the supporting height of the supporting device can be adjusted according to the diameter of a roller body, the opening angle of the supporting wheel is adjusted according to the diameter of the roller body, and the contact effect and the supporting effect are guaranteed.

The invention relates to a manufacturing method of a multilayer pre-plastic package structure of a fine-engraved metal lead frame. The manufacturing method comprises the following steps: step 1, designing a pattern of the metal lead frame; 2, preparing a plate before manufacturing the metal lead frame; 3, positioning holes are manufactured before the metal lead frame is manufactured; 4, engraving a pattern on the back surface of the metal lead frame plate; 5, processing burrs on the back surface of the metal lead frame plate; sixthly, plastic packaging is conducted on the back face of the metal lead frame plate; 7, engraving a pattern on the front surface of the metal lead frame plate; 8, processing burrs on the front surface of the metal lead frame plate; ninthly, conducting plastic packaging on the front face of the metal lead frame plate; 10, electroplating the surface layer of the metal lead frame; and 11, cleaning the surface layer of the metal lead frame, baking, drying and packaging. The production efficiency and the manufacturing precision are improved, and the production and manufacturing cost and the environmental pollution are reduced.

The invention relates to the technical field of magnesium metal precision manufacturing workshop production management, in particular to a magnesium die casting identification tracing and tracking system and method based on MES, and the system comprises a real-time monitoring module, a report management module, a log management module, an alarm management module, an equipment management module, a system management module and an interface management module. The main function of the real-time monitoring module is to carry out real-time monitoring on hardware equipment of the identification tracing and tracking system, such as an ink-jet printer, a two-dimensional code / bar code identification device, a sensor, an RFID data acquisition device and a marking press, the whole production tracking process of the magnesium die casting is dynamically displayed, and the product information of the magnesium die casting and the like are reflected together. According to the magnesium precision machining workshop system, interconnection and intercommunication among the automatic code spraying equipment, the automatic code scanning identification equipment, the RFID data acquisition equipment and the automatic engraving equipment are achieved, code spraying, code scanning identification and tracking of on-site die castings are dispatched in a coordinated mode, efficient operation and stable operation of the whole magnesium precision machining workshop are achieved, and the magnesium metal feeding and discharging efficiency is improved.

The invention discloses composite etching equipment with double processing functions of electric carving and laser direct carving, and relates to the technical field of embossing roller etching. Comprising a base, two supports are arranged on the base, fixing mechanisms are arranged on the supports, screw rods and guide rods are arranged at the upper ends of the supports, two lead screw motors are installed on the screw rods, two guide sleeves are arranged on the guide rods in a sliding mode, a moving ring is fixed below one lead screw motor and one guide sleeve, and a first driving mechanism is arranged on the side face of the moving ring. A carving knife is arranged on the first driving mechanism, a moving plate is fixed below the other lead screw motor and the guide sleeve, a second driving mechanism is arranged on the moving plate, a laser head is arranged on the second driving mechanism, and a dust removal mechanism is arranged at the side end of the moving ring. According to the laser engraving machine, laser direct engraving and electric engraving can be achieved on different parts of the embossing roller at the same time, the engraving effect can be improved, the engraving efficiency can be improved, and in addition, dust treatment and collection can be improved through the dust removal mechanism.

The utility model relates to the technical field of engraving and milling machines, and discloses a precision false tooth engraving and milling machine transmission mechanism with an automatic lubricating system, which comprises a shell, an operating door arranged on one side of the shell, a support table fixedly connected to the bottom of the inner side of the shell, and a longitudinal moving mechanism arranged at the bottom of the support table, the longitudinal moving mechanism comprises side plates arranged on the two sides of the supporting table, the tops of the two side plates are fixedly connected with the same top plate, and a lubricating mechanism is arranged on the top of the top plate and comprises an oil barrel fixedly connected to one side of the top of the top plate through a supporting frame. A control valve is arranged on the side, close to the oil drum, of the tee joint, and lubricating oil can be conveniently added into the oil drum through the control valve. The automatic lubricating oil adding device has the technical effects that lubricating oil is automatically added to the transverse moving mechanism and the vertical moving mechanism, the machining precision of equipment is guaranteed, meanwhile, the frequency of manually adding the lubricating oil is reduced, and the practicability of the equipment is improved.

The utility model relates to the technical field of furniture processing, and discloses a carving machine which comprises a workbench, two limiting grooves are formed in the top of the workbench, two limiting stoppers which are symmetrically distributed are installed above the limiting grooves, each limiting stopper comprises a first motor, a first support and a second support, the first support is fixedly connected to the driving end of the first motor, and the second support is fixedly connected to the driving end of the second motor. A second support is movably connected to one end of the first support, a baffle is movably connected to one end of the second support, two limiting blocks are fixedly connected to the bottom of the baffle, two vertical plates are fixedly connected to the top of the workbench, guide grooves are longitudinally formed in the inner walls of the two vertical plates, a transverse plate is fixedly connected between the two vertical plates, and a moving mechanism is installed on the transverse plate. The plate can be rigidly clamped through the two limiting stoppers distributed oppositely, compared with existing elastic clamping, the problems of loosening and the like of the plate in the engraving process are solved, and the clamping effect is remarkably improved.

The invention provides an unattended laser spherical surface internal engraving method and system combined with AI intelligence, and the method comprises the steps: S1, obtaining geometric data of a spherical surface material, generating a spherical surface curvature distribution model through a three-dimensional scanning technology, and obtaining curvature change data; s2, according to the curvature change data, the focusing deviation of the laser at different depths is calculated, and a focusing deviation distribution diagram is obtained; s5, adjusting the weight according to the parameters, optimizing the laser power and the pulse frequency, and obtaining self-adaptive parameter configuration; s6, dynamically adjusting the laser focusing depth and the spot size through adaptive parameter configuration to obtain an optimized focusing path; s7, according to the optimized focusing path, a laser is controlled to execute three-dimensional carving operation, and a preliminary carving pattern is generated; and S9, if the level precision does not meet the requirement, adjusting iteration parameters according to a detection result, and generating new adaptive parameter configuration. According to the method, the precision and adaptability of laser internal engraving of the complex curved surface are remarkably improved.

The invention provides a Gaussian reconstruction method for geometric consistency engraving and gradient conflict driven densification, and relates to the technical field of image reconstruction, and the method comprises the steps: obtaining scene image training data; analyzing the scene image training data by using a multi-modal depth estimation network to obtain multi-modal depth hypothesis data; based on scene image training data, sampling space Gaussian depth to obtain synthetic view multi-modal depth prediction; based on synthetic view multi-modal depth prediction and multi-modal depth hypothesis data, geometric consistency loss engraving is utilized to carry out space engraving on gauss, and a gauss space engraving result is obtained; gaussian densification is driven by using Gaussian gradient conflicts, and a Gaussian densification result is obtained; and based on a Gaussian space engraving result and a Gaussian densification result, a Gaussian splashing model result is obtained through calculation. According to the method, the problems that the Gaussian depth is not accurate enough and geometric distortion occurs when a depth-fuzzy object is reconstructed are solved.

The invention discloses a synchronous monitoring method for a joint shaft and a rotary table of a seven-shaft engraving robot, which relates to the technical field of industrial robots, and comprises the following steps: when a numerical control system is started, running a system macro file to carry out dynamic detection to ensure that the rotary table and the joint shaft move coordinately and consistently before a task; in the dynamic detection process, when the tool approaches the rotary table, the relative position of the tool and the rotary table is detected in real time through a sensor, data are transmitted to a control system, the speed of the tool is dynamically adjusted according to feedback data, and it is ensured that the tool approaches a rotary table groove at the stable speed. Judging whether the cutter is accurately placed in the groove or not; if the cutter is accurately placed and does not collide, judging that the rotary table is synchronous with the joint shaft; otherwise, judging asynchronization, triggering a system alarm, recording an error log and prompting an operator to maintain. Through dynamic detection and real-time adjustment of the cutter speed, synchronous movement of the joint shaft and the rotary table is ensured, the machining precision and the operation stability are improved, meanwhile, equipment loss is reduced, and the operation safety is improved.

The invention belongs to the technical field of mobile phone machining, particularly relates to a fine carving device and method for mobile phone cover plate production, and aims to solve the problems that sprayed cutting fluid flows fast, vibration and noise generated in the cutting process of the cutting fluid cannot be effectively weakened, and the machining stability of a fine carving machine is reduced. The engraving machine is used for engraving the mobile phone cover plate; the lifting adjusting plate is fixedly connected with the fine carving knife body and used for adjusting the machining height of the fine carving knife; the engraving cutter body is arranged in the hollow annular slow flow frame, and a circulating liquid outlet hole is formed in the hollow annular slow flow frame. The fine carving device and method for mobile phone cover plate production have the effects that when cutting fluid is sprayed to the fine carving knife in the fine carving process of the mobile phone cover plate, the flowing speed of the cutting fluid is reduced, vibration and noise generated in the cutting process of the cutting fluid are effectively weakened, and the machining stability of a fine carving machine is improved.

The invention discloses a high-speed engraving and milling machine, which comprises a support assembly, which comprises a support, a support table arranged on the support, a support body arranged on the support table, and an up-and-down sliding part arranged on the support body; the engraving and milling assembly comprises an engraving and milling component arranged on the support table, an auxiliary locking component arranged on the support table and a steering component arranged on the auxiliary locking component, and the engraving and milling component comprises an engraving and milling block body connected with the support body and an engraving and milling cutter arranged on the engraving and milling block body. The rotating part is manually rotated, the rotation of the rotating part can drive the rotation of the central rotating plate, and the two ends of the central rotating plate extend outwards, so that the two output rods are driven to move towards the outer side, and the two push-out frame bodies are driven to move towards the direction away from each other, so that a part at the central position is clamped, and the parts are pushed out according to needs. And the connecting lifting piece is controlled to rotate the part.

A laser cutting or engraving device comprising: a body having an enclosed chamber; a laser cutter for cutting or engraving a work material present within the enclosed chamber; a control unit for controlling operation of the laser cutter; and a fire detection and suppression unit mounted to the body to be located within the enclosed chamber, the fire detection and compression unit comprising one or more image sensors configured to take an image of the laser cutter as the laser cutter performs cutting or engraving of the work material; a fire suppression supply actuable to supply fire suppression material into the enclosed chamber; and a controller for receiving image data from the one or more image sensors and configured to perform a primary analysis of the image data to determine a likelihood of a fire event within the enclosed chamber, and upon the primary analysis determining that a fire event has likely occurred, the controller is configured to conduct a secondary analysis of the image data to confirm that a fire event has occurred and upon the secondary analysis confirming a fire event the controller is configured to actuate the fire suppression supply to suppress a fire associated with the fire event within the enclosed chamber.

The present application provides an additive manufacturing device and method based on machine vision, which relates to the field of additive manufacturing technology. The device includes a molding film, a molding base, an image acquisition device, a first light source for providing illumination light, a second light source for providing curing light, a third light source for providing guide light, and a control device; a gap for filling printing material can be formed between the molding film and the molding base, and the illumination light and the guide light are non-sensitive bands of the printing material; in the additive manufacturing process, the guide light can be combined with the curing light, and the guide light is configured to carry the target pattern of the layer to be molded and projected onto the molding base; the image acquisition device is configured to acquire a first image including the target pattern and the molding layer based on the illumination light and the guide light; the control device is configured to control the molding base to move to align the molding layer with the target pattern projected by the guide light based on the first image and preset alignment information. The present application can achieve precise overlay of additive manufacturing.