386results about How to "Precise processing" patented technology

The invention relates to the field of circuit board processing, and discloses a printed circuit board splitting device, which comprises a workbench, the top end of the workbench is fixedly provided with a protective cover, and the outer wall of the protective cover is connected with an opening and closing door through a hinge; the movable cleaning assembly is arranged on the workbench and used for cleaning dust on the surface of the circuit board while moving the circuit board; the supporting and collecting assembly is arranged on the workbench and used for limiting the circuit board and collecting impurities generated during machining; the processing assembly is arranged on the workbench and used for cutting and splitting the circuit board; the auxiliary assembly is arranged on the workbench and used for assisting the machining assembly; and the placing assembly is arranged on the workbench and is used for placing the unprocessed circuit board and the processed circuit board. And through cooperation of internal structures of the movable cleaning assembly, the effect that residual dust and chippings on the surface of the circuit board are effectively cleaned through the cleaning device while the circuit board is accurately moved is achieved.

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

The invention discloses a conformal antenna component manufacturing system and method based on cross-scale space-time frequency shaping femtosecond laser, and belongs to the technical field of micro-nano machining. The system comprises an ultrafast laser excitation module, a laser pulse time / frequency shaping module, a pulse detection module, an online monitoring module and a focusing high-speed scanning galvanometer module. By means of the system, high-selectivity, large-breadth and three-dimensional precision machining of conformal antenna circuit patterns is achieved, and it is ensured that a substrate is not damaged. The femtosecond laser time-frequency shaping technology is combined in the machining process, layered scanning and accurate removal of the heterogeneous multilayer structure are achieved through an adjustable pulse sequence and a high-speed galvanometer system, and the problems that in the prior art, materials are damaged, and the size precision is low are solved. The device further integrates an on-line depth monitoring function, the machining efficiency and the forming quality are remarkably improved, and the device is suitable for high-precision patterning machining of complex curved surface heterogeneous thin film materials.

The invention relates to the technical field of data mining, in particular to a method and system for intelligently generating a sheet metal part process model. The method comprises the following steps: acquiring structural data of a sheet metal part processing workshop, and carrying out topological structure analysis to generate a processing technology model; acquiring design data of sheet metal parts, establishing a three-dimensional model, and performing machining simulation by using a process model to obtain simulation data; integrating historical processing finished product feature data, extracting surface features, and obtaining actual finished product data; finished product parameterization description is carried out on the machining simulation data, surface defects of a finished product are evaluated, and defect data are obtained; the simulation machining stress distribution uniformity is evaluated, and surface quality influence factors are calculated; and optimizing the processing technology model according to the quality influence factor, and uploading to a management platform to execute a simulation generation task. The accuracy of the sheet metal part process model can be improved.

The invention relates to the technical field of machine tool intelligent machining, and discloses a machining method based on deep learning and multi-sensor fusion, which comprises the following steps: collecting data in the machining process of a numerical control machine tool, and preprocessing the data in the machining process of the numerical control machine tool to obtain a data set; inputting the obtained data set corresponding to the data acquired by the plurality of sensors into a Kalman filtering algorithm for Kalman recursive filtering processing to obtain fused actual observation data acquired by the sensors; inputting a data set corresponding to the fused actual observation data acquired by the sensor and the data acquired by the numerical control system into a depth Q network algorithm, and predicting to obtain an optimal tool path; a magnetic field is applied to the machined workpiece through the excitation module; and machining a machined workpiece model along the optimal tool path by adopting an ultrasonic tool high-frequency machining method. According to the invention, the surface quality of the to-be-processed workpiece can be obviously improved.

The invention provides atomic cluster powder, a manufacturing method thereof and a high-temperature alloy crack defect repairing method, high-frequency pulse discharge impact is continuously performed on a target material through a high-frequency pulse power supply, atomic-scale cluster powder is generated, and the atomic cluster powder is obtained. The repairing method comprises the following steps: cleaning and drying a high-temperature alloy material component with a crack defect, and putting the high-temperature alloy material component in a glove box; the atomic cluster powder is piled above the crack defects of the high-temperature alloy material component, and vibration treatment is carried out, so that the atomic cluster powder fully permeates into the crack defects of the high-temperature alloy material component; and the high-temperature alloy material component is put into a heat treatment furnace, the atomic cluster powder is melted, and metallurgical repair of the crack defect is achieved. According to the method, high-temperature alloy crack defect repair and the size of a connecting material are reduced to the atomic scale, same-material repair of crack defects of a high-temperature alloy material component can be achieved at the low temperature, and the method has the advantages that the process is simple, energy consumption is low, and the high-performance high-temperature alloy material is high in applicability.

The invention relates to the technical field of hose cutting, in particular to hose cutting equipment and application of the hose cutting equipment in ultraviolet curing hose production, the hose cutting equipment comprises a mounting frame and a cutting knife, and is characterized in that an adjusting device is arranged at the upper end of the mounting frame, a cutting assembly is rotationally arranged at the side end of the adjusting device, and the cutting knife is arranged at the lower end of the mounting frame. The cutting knife is located in the cutting assembly, the cutting assembly comprises a flattening roller, by arranging a pressure sensor, the flattening roller, a grinding piece and other components, when the ultraviolet light curing hose needs to be cut, the flattening roller descends and moves in a reciprocating mode by controlling a pump body and a motor, and then the ultraviolet light curing hose is cut. According to the ultraviolet light curing hose rolling device, the flattening roller conducts reciprocating rolling on a cutting area of an ultraviolet light curing hose, the rolling condition of the ultraviolet light curing hose can be judged through the assistance of the pressure sensor, and in the process that the flattening roller descends and reciprocates to roll the ultraviolet light curing hose, the rolling condition of the ultraviolet light curing hose can be judged through the assistance of the pressing ball, the pressing rod and other components. And the cutting knife can be polished by the polishing piece.

The invention relates to the technical field of automatic screw locking machines, in particular to a screw locking mechanism and an automatic screw locking machine.The screw locking mechanism comprises a base, a direction adjusting structure is arranged on the top side of the base, a length fixing structure is arranged on the inner side of the direction adjusting structure, the direction adjusting structure is connected with an adjusting structure, and the end of the length fixing structure is connected with a locking structure; a lifting structure is connected between the base and the direction adjusting structure, and a fixing structure is installed on the base. The angle of the screwdriver head can be rapidly adjusted according to the position of a screw hole of a workpiece through the direction adjusting structure, accurate machining can be conducted according to the screw hole positions of different workpieces through the length fixing structure, and the adjusting precision of the device can be further improved through the adjusting structure. Screws, at different heights, of a workpiece can be locked through the locking structure, the device can be driven to stably ascend and descend through the lifting structure, the screws are locked through the screwdriver bit, the workpiece can be fixed through the fixing structure, and meanwhile the machining efficiency is improved.

The present application provides a stainless steel template welding tool, which relates to the field of tooling equipment. The stainless steel template welding tool includes: an operating platform, which is provided with an assembly area for placing the template components to be welded; a fixed frame, which is fixed on the operating platform in an L shape and surrounds the edge of the assembly area; a side clamping mechanism, including: a first driving component and a side pressure frame, the first driving component is used to drive the side pressure frame to move in the direction close to or away from the long side of the fixed frame; an end clamping mechanism, including: a second driving component and an end pressure frame, the second driving component is used to drive the end pressure frame to move in the direction close to or away from the short side of the fixed frame; a vertical rib limiting part, which is used to limit the vertical ribs; a top clamping mechanism, including: a plurality of third driving components, and a plurality of third driving components are used to respectively clamp and release the frame and the transverse ribs. The stainless steel template welding tool can solve the deformation problem generated during the production process of the stainless steel template while ensuring accurate processing.

The utility model discloses an internal high pressure forming pipe fitting laser cutting clamp, which comprises a bottom plate, two groups of profiling clamps and a pressing assembly, the two groups of profiling clamps comprise a first profiling clamp and a second profiling clamp, the two sides of the bottom of the first profiling clamp are supported and fixed on the bottom plate through stand columns, and the two sides of the bottom of the second profiling clamp are supported and fixed on the bottom plate through stand columns. A first profiling groove is formed in the top of the first profiling clamp, the second profiling clamp is fixed to the bottom plate, a second profiling groove is formed in the top of the second profiling clamp, and the two pressing assemblies comprise the first pressing assembly and the second pressing assembly. The first pressing assembly is fixed to the side edge of the first profiling clamp and corresponds to the upper portion of the first profiling groove, and the second pressing assembly is fixed to the bottom plate and corresponds to the upper portion of the second profiling groove. By means of the mode, the laser cutting clamp for the internal high-pressure forming pipe fitting can machine products more accurately, and is simple in structure, convenient to operate and not prone to damaging the products.

The utility model discloses a general mechanical equipment manipulator convenient for tissue replacement, and relates to the technical field of general mechanical equipment manipulators, the general mechanical equipment manipulator convenient for tissue replacement comprises a connecting base and an operation direction adjusting assembly, a fixing bolt is arranged in the connecting base, and a sliding seat is slidably connected in a sliding rail. The operation direction adjusting assembly used for adjusting the operation direction is arranged on the top of the sliding base, and a second adjusting arm is arranged at the end of the first adjusting arm. According to the general mechanical equipment manipulator convenient for tissue replacement, a first positioning key and a second positioning key are used for limiting and clamping the mounting end part of a module tissue, so that the module tissue is mounted, the module tissue is convenient to replace and maintain, the service life of the module tissue is prolonged, and after the module tissue is mounted, a second motor is started to drive the module tissue to be replaced. The installation frame rotates to drive the module organizations to rotate, and therefore cutting, grinding, polishing, punching and other operations can be conducted according to different module organizations.

The invention relates to an electric cabinet metal plate milling device which comprises a machine tool and a vacuum adsorption carrying table assembly of the machine tool. The assembly comprises an adsorption platform deck, a base and an integrated valve terminal, a negative pressure through hole in the adsorption platform deck is divided into a negative pressure concentration area and a central adsorption area, the bottom is connected with the integrated valve terminal through a pipe joint, and a proximity sensor is arranged on the outer side. Suction force of different areas is subjected to partition management through the integrated valve terminal, and the adsorption force can be dynamically adjusted according to the position of the milling cutter. When the milling cutter approaches, the valve opening degree of the corresponding area is adjusted through the integrated valve terminal, reasonable distribution of suction force is achieved, and the suction requirement of the milling cutter during machining at different positions of a thin plate can be met even if the total suction force is constant. In addition, a chip blowing mechanism is further arranged, chips can be blown away, false alarm of the sensor is prevented, machining reliability and efficiency are ensured, and the milling quality of the electric cabinet thin plate with the thickness being 1 mm is improved.

The utility model belongs to the technical field of drilling and riveting machines, and discloses an upper actuator of an automatic drilling and riveting machine. The device comprises an AC swing head unit, the AC swing head unit comprises a C-axis driving motor, the driving end of the C-axis driving motor is connected with a cross beam, the two ends of the cross beam are provided with an A-axis driven end and an A-axis driving end respectively, and a multi-station sliding seat unit is connected between the A-axis driven end and the A-axis driving end; the multi-station sliding seat unit comprises a frame, a sliding seat is slidably connected to the interior of the frame, a drilling spindle mechanism, a gluing mechanism, a riveting mechanism, a target capturing camera, a milling mechanism and a pin inserting mechanism are linearly and sequentially arranged in the sliding seat, and a pressure foot unit is further fixedly connected to the outer side of the frame. The device can control each machining mechanism to move, is high in efficiency and accurate in moving position, has the capability of monitoring the working condition of each station in real time, and can effectively prevent machine collision in the machining process.

The utility model provides iron wire stamping and drilling equipment. The iron wire stamping and drilling equipment comprises a wire feeding disc, a straightening assembly, a stamping assembly and a center hole machining assembly. The wire feeding disc is used for continuously conveying wound iron wire raw materials backwards. The straightening assembly is used for straightening the iron wires; through sequential arrangement of the wire feeding disc, the straightening assembly, the stamping assembly and the center hole machining assembly and working procedure cooperation, stamping forming and drilling machining of a large number of iron wires can be automatically and efficiently completed in a high-quality mode, and the machine is suitable for assembly line type production. After the iron wire is straightened, the hydraulic punching machine cuts off and punches the iron wire at a time, meanwhile, the iron wire is positioned based on the arrangement of the die structure, and accurate machining of the center hole machining assembly is guaranteed.

The invention discloses a laser processing method for the surface of a rotating body. The method comprises the steps that a galvanometer is installed on a three-dimensional movement mechanism, and a rotating body to be machined is arranged on a rotating mechanism; configuring laser processing parameters, and importing the laser processing parameters into the to-be-processed rotating body model; calibrating the spatial position relation of the three-dimensional movement mechanism, the galvanometer and the rotating body to be machined, and correcting the galvanometer; planning a laser processing track of the galvanometer and a motion track of the three-dimensional motion mechanism; and the rotating mechanism is started to work, so that the to-be-machined rotating body is in a rotating state, the rotating speed and position of the to-be-machined rotating body are collected, the center of the galvanometer is moved to the initial position of laser machining by controlling the three-dimensional movement mechanism to work, and then laser machining is conducted. By monitoring the position of the laser beam and the rotating speed of the rotating body workpiece in real time, it is ensured that the laser beam can accurately follow the surface of the rotating body to be machined for machining, and the machining precision and the machining efficiency are improved.

The utility model discloses a positioning tool for quartz processing, which comprises a positioning base and a positioning bottom shell, the top of the positioning bottom shell is fixedly connected with the bottom of the positioning base, and the left side and the right side of the positioning base are fixedly connected with device plates. Through cooperative use of a positioning device, a positioning plate, an anti-skid pad, a moving rod and a rotating motor, the problems that cutting equipment, grinding equipment, punching equipment and the like need to be used when existing quartz is machined, a clamp is a tool for assisting equipment in positioning machining, a machined material is placed on the clamp in use, and the machining efficiency is high are solved. Then the machined materials are limited in the mode that the positions of the positioning plates are adjusted through bolts, the positions of the machined materials obtained after positioning is completed are more stable, machining is more accurate, the bolts need to be continuously rotated when the positioning plates are adjusted, the torque of the bolts needs to be adjusted, and continuous adjustment of the tightness of the bolts takes a long time and is not convenient enough; however, an existing fixture for quartz processing is not provided with a component for conveniently positioning a processed material.

The present invention relates to the technical field of automatic screw locking machines, and specifically to a screw locking mechanism and an automatic screw locking machine, comprising a base, a direction adjusting structure is provided on the top side of the base, a fixed length structure is provided on the inner side of the direction adjusting structure, the direction adjusting structure is connected to an adjusting structure, an end of the fixed length structure is connected to a locking structure, a lifting structure is connected between the base and the direction adjusting structure, and a fixing structure is installed on the base; the direction adjusting structure can be used to quickly adjust the angle of a screw bit according to the screw hole position of a workpiece, the fixed length structure can be used to accurately process the screw hole positions of different workpieces, the adjusting structure can further improve the adjustment accuracy of the device, the locking structure can be used to lock screws at different heights of the workpiece, the lifting structure can drive the device to lift and lower stably, the screws can be locked by the screw bit, and the workpiece can be fixed by the fixing structure, thereby improving the processing efficiency.

The utility model discloses steel plate groove machining equipment, and belongs to the technical field of steel plate machining equipment. Comprising a base, a milling lifting mechanism, an electric cabinet, a cutting turnover mechanism, a groove milling angle adjusting mechanism and a groove milling depth adjusting mechanism. The milling lifting mechanism comprises a stand column fixed to the top face of the base, a rail is fixed to the stand column, a sliding seat is arranged on the rail in a sliding mode, a push plate is arranged at the bottom of the sliding seat, and a spring is arranged between the push plate and the sliding seat. An electric lifting mechanism is fixed between the bottom surface of the push plate and the base; the cutting turnover mechanism comprises a rotating disc rotationally installed on the sliding seat, the outer portion of the front end of the rotating disc is of a gear ring structure, and a rear side plate seat is fixed to the front end of the rotating disc; according to the steel plate groove machining equipment, double-face groove machining can be carried out without turning over a steel plate by turning over the milling cutter, the height of the milling cutter is controlled through electric lifting, and the machining precision can be guaranteed.

The invention relates to the technical field of glass processing, and discloses a processing method of AG (anti-glare) glass, which is high in processing precision and efficiency, low in product breakage rate and processing cost and low in skill requirements on operators, and comprises the following steps: S1, carrying out sand blasting on a glass incoming material, so that a sand surface is formed on the front surface of the glass, and a non-sand surface is formed on the back surface of the glass; s2, cutting the sand-blasted glass to form a plurality of glass sheets; s3, a laser beam is emitted from the non-sand surface of the glass sheet, so that a chamfering pretreatment area, a hole pretreatment area and a hole chamfering pretreatment area are formed in the glass sheet through laser internal carving; s4, putting the glass sheet into an etching solution for chemical etching; s5, carrying out appearance splitting on the glass sheet so as to form a chamfer on the edge of the glass sheet; and S6, carrying out hole splitting on the glass sheet by adopting ultrasonic wave under-liquid splitting, so that hole sites are formed in the hole pretreatment area and the hole chamfering pretreatment area on the glass sheet.

The invention relates to the technical field of laser welding, and discloses a ship metal part laser welding device which comprises a base, a part plate is fixedly connected to the top of the base, a peripheral plate is fixedly connected to the top of the base, a triangular supporting plate is fixedly connected to the front portion of the base, and a triangular supporting plate is fixedly connected to the front portion of the part plate. A collecting box is fixedly connected to the inner wall of the peripheral plate, a motor, an aligning mechanism, a stabilizing mechanism and a cleaning mechanism are installed at the top of the base, a welding table is installed at the top of the peripheral plate, and the output end of the motor is fixedly connected with an inner circular plate. And vibration and swing of the part in the moving process are reduced, at the moment, the part can be extruded between the two extrusion arc plates, it is ensured that the workpiece cannot move or rotate in the machining process, the relative position between a machining tool and the workpiece is ensured, and therefore accurate machining is achieved.

The invention discloses a drilling method for a right-angle square groove, and relates to the field of printed circuit board processing, and the drilling method comprises the following steps: 1, determining the selection of a minimum drill bit according to the thickness of a processed board body and the number of laminated boards, determining the size of the drill bit supported by the thickness and the number of laminated boards, enabling the drill bit with a smaller diameter to generate a smaller R angle, and enabling the drill bit with a smaller diameter to generate a smaller R angle; the drilled right-angle square groove looks closer to an ideal right-angle shape; secondly, the drill bit determined in the first step serves as the minimum drill bit size, namely the first drill bit, the four corners of the groove body are determined through the drill bit, the R angle is reduced to the maximum extent, and the first drill bit serves as the first tool for machining, so that the outline of the right-angle square groove is closer to the perfect right-angle shape. According to the drilling method for the right-angle square groove, by optimizing drill bit selection, the machining sequence and technological parameters, the machined R angle is effectively reduced, the precision and consistency of the right-angle groove are improved, and the requirement of the industry for the high-precision right-angle groove is met.

The invention discloses a door pocket sizing saw and a door pocket sawing processing method. A door pocket sizing saw comprises a rack, a fixed workbench, an auxiliary workbench and a movable workbench, and the fixed workbench is arranged at one end of the rack and comprises a first fixed working part, a first main shaft part, a first workbench part and a first conveying part; the movable workbench is movably arranged at the other end of the machine frame and reciprocates on the machine frame in the first direction, components on the movable workbench and the fixed workbench are arranged in a mirror image mode, and the auxiliary workbench is movably arranged on the machine frame, located between the fixed workbench and the movable workbench and reciprocates in the first direction. Comprising an auxiliary side pushing part, an electric rubber sleeve roller part and an auxiliary pressing wheel limiting part. The device is stable in structure, fast in response, firmer in bilateral clamping, capable of enlarging the pushing stress surface, not prone to lateral displacement, accurate in door pocket machining, suitable for various types of door pocket plates, high in finished product yield and capable of improving the machining efficiency.

The utility model relates to a multifunctional seat body structure for an adjustable lathe tailstock, which comprises a base, a tailstock body is arranged at the top of the base, an ejector pin is arranged in the tailstock body, and an adjusting mechanism is arranged in the base. The adjusting mechanism comprises a first motor, a driving gear, a driven gear, an adjusting screw rod, a screw sleeve, a sliding block, a first telescopic cylinder and a second telescopic cylinder. According to the multifunctional base body structure for the adjustable lathe tailstock, firstly, the height of the tailstock body is determined according to the placement position of a part, a controller drives a first motor to be started, at the moment, a driving gear is meshed with a driven gear, so that an adjusting screw rod at the top is driven to synchronously rotate, and a thread sleeve can drive the tailstock body to synchronously ascend and descend; and then the controller drives a second motor to start, at the moment, the second motor drives a lead screw to rotate, a limiting block slides outside the lead screw, the ejector pin is driven to move inside the sleeve, and the length of the ejector pin is conveniently adjusted.

The utility model discloses an automatic embroidery machine for processing small waist jewelry, which is characterized in that a clamping component is arranged on a base, a clamping rod rotates around the rotation center of the clamping rod, and a material sleeve is arranged on the clamping rod; the first grinding unit is arranged on the base, the first grinding end of the first grinding unit rotates around a rotating shaft of the first grinding unit, and the first grinding unit and the clamping assembly are arranged in a relative movement mode. The first polishing end rotates around the rotating center to form a first cylinder; the second grinding unit is arranged on the base, the second grinding end of the second grinding unit rotates around a rotating shaft of the second grinding unit, and the second grinding unit and the clamping assembly are arranged in a relative movement mode. The second polishing end rotates around the rotation center to form a second cylinder. And the clamping assembly and the first grinding unit and the clamping assembly and the second grinding unit are arranged in a relative movement mode, so that rapid and continuous machining of the materials can be achieved, and the production efficiency is improved. And meanwhile, by accurately controlling motion parameters of the clamping assembly, the first grinding unit and the second grinding unit, accurate machining of the small waist jewelry is achieved.

The utility model provides a die finish-milling processing system, which comprises a workbench, a tool changing system, a controller, an oil gas pressure system, an illuminating system, a lathe bed, a cooling system and a blowdown system, can finish processing tasks in an extremely short time, greatly improves production efficiency, and is convenient to operate due to the fact that only one-time clamping is needed. According to the die machining device, machining can be highly centralized and accurately controlled, high-precision machining is achieved, the complex and fine requirements are met, the number of times of transportation of workers can be reduced, and multi-aspect rapid, efficient and accurate machining of the die can be achieved at a time.

The invention relates to the technical field of lead screw nut machining, and provides a lead screw nut, machining equipment and a machining method.The spindle of the lead screw nut machining equipment is rotationally arranged on a base body, a positioning chuck is coaxially arranged on the spindle, a movable clamping jaw is slidably arranged on the positioning chuck in the radial direction of the positioning chuck, and a containing cavity is formed in the movable clamping jaw; the movable clamping jaw is provided with a through hole, the through hole is communicated with the containing cavity, the pressure sensor is arranged in the containing cavity, the top bead is arranged in the through hole in a sliding mode, the top bead is used for abutting against or canceling abutting against the pressure sensor after sliding, the two ends of the spring act on the top bead and the inner wall of the containing cavity respectively and are used for providing force for the top bead to be away from the pressure sensor, and the prompting lamp is arranged on the base body. And the prompting lamp is in electric signal connection with the pressure sensor. By means of the technical scheme, the problems that in the prior art, it is difficult to guarantee the levelness of manually-installed nut blanks, and the blanks are not coincident with the axis of a three-jaw chuck easily are solved.

The utility model relates to the technical field of paper box production, in particular to a paperboard die cutting device which comprises a feeding device and a lifting device, stand columns are arranged on the left side and the right side of the upper end face of the feeding device respectively, a transverse plate is arranged at the top ends of the stand columns, a through groove is formed in the transverse plate, and a threaded rod is rotationally arranged in the through groove. A threaded rod is arranged on the transverse plate, a threaded sleeve is arranged on an external thread of the threaded rod, a lifting device is arranged at the bottom of the threaded sleeve, a die cutting device is arranged below the lifting device, a driving device is arranged on the side of the transverse plate, and the driving device is connected with the threaded rod. And the limiting device is installed at the rear end of the stand column to solve the problems that paperboard die cutting waste is inconvenient to clean, it is troublesome to adjust the cutting width of a paperboard by adjusting the position of a die cutter through a fixing bolt, a conveying belt can deform during downward pressing machining, and position deviation can be possibly generated during paperboard die cutting.

The utility model relates to the technical field of machining, and particularly discloses an automatic partition plate welding workbench and a welding device thereof, which comprise a base, a welding mechanism, a driving mechanism and a feeding mechanism. The welding mechanism comprises an index plate, a positioning assembly and a welding assembly, and the feeding mechanism comprises a first feeding table, a second feeding table, a third feeding table, a corresponding chain wheel assembly and a corresponding feeding plate. The welding mechanism is provided with at least four welding stations which are evenly distributed through positioning assemblies and matched with the welding assemblies in position. The driving mechanism is in transmission connection with the index plate through linkage of a servo motor, a motor, a speed reducer and a transmission shaft, and rotary driving of the welding station is achieved. The feeding mechanism comprises three feeding tables which are arranged in the same mode, the third feeding table comprises a chain wheel assembly and a feeding plate, and the first feeding table and the second feeding table are simultaneously far away from and close to each other through the chain wheel assembly. The height of the workbench is matched with the set height of the rack middle plate, and balance and stability of the whole system can be guaranteed.

The invention relates to the technical field of photovoltaic cells, and provides a laser processing device, a method for preparing a metal electrode and a photovoltaic cell. According to the laser processing system, remelting and solidification are carried out while selective metallization is carried out, the internal stress of the electrode is released while the adhesive force is increased, and the porosity can be effectively reduced; in addition, the technological process can be simplified, the problem that the secondary machining position is difficult to calibrate is solved, and the machining efficiency is improved. According to the method for preparing the metal electrode, the position of the copper electrode can be precisely machined, the problem of precision of current silk-screen printing is solved, damage to the amorphous silicon layer can be avoided, the prepared copper electrode has the large height-width ratio, and the light conversion efficiency can be effectively improved.

The utility model discloses a vibrator material belt processing die which comprises an upper die base and a lower die base which are mutually covered, the lower die base is provided with a material belt channel for circulation of a material belt, the material belt channel is sequentially provided with a plurality of processing stations, and the vibrator material belt processing die forms uniformly distributed vibrator units on the material belt through multi-station processing. Wherein riveting contacts are processed twice, so that the processing is more accurate, a larger space vacancy exists between two riveting contact stations, and a first shape trimming station is added between the two riveting contact stations, so that the die space is reasonably utilized, and the structure is more compact.