2180 results about "Stamping press" patented technology

The invention relates to the field of data processing, in particular to a stamping state monitoring method, electronic equipment and a storage medium, and the stamping state monitoring method comprises the steps that in response to received current stamping parameters, a stamping machine is controlled to conduct stamping operation on a to-be-stamped part according to the current stamping parameters, and a corresponding stamping forming part is obtained and serves as a current stamping forming part; state parameters and defect information of the current punch forming part are obtained, and a state vector of the current punch forming part is obtained based on the obtained state parameters and defect information; obtaining a current stamping state determination method based on the defect information; and the current punching state of the punching machine is determined through a current punching state determining method, and pressure parameter adjusting prompt information is determined based on the obtained punching state. According to the method, the stamping state can be monitored in real time based on the state vector of the stamping forming part, the corresponding prompt information is output, and certain reference information can be provided for performance optimization of the stamping forming part in a practical application scene.

The invention discloses a punching machine bearing fault diagnosis method and equipment. The method comprises the following steps: establishing a diagnosis mechanism fusing time-frequency domain feature extraction and multi-branch depth feature modeling; original vibration signals are respectively converted into GADF images to capture time sequence dependence, CWT is adopted to extract transient frequency change, STFT is utilized to obtain frequency spectrum characteristics under a stable working condition, and joint input of a multi-view time-frequency graph is realized. On a model structure, a Swin Transform branch is designed for local space detail modeling, a global perception branch is constructed by combining a CNN module and a GAM module, and multi-category fault classification is completed through self-adaptive pooling and a full connection layer on fusion output. User-defined data loading and a standardized process guarantee the consistency of training data, multi-core maximum mean difference is introduced for feature distribution alignment, and the migration ability of the model under different working conditions and the decoupling recognition ability of composite faults are improved.

The utility model provides a sheet metal stamping machining device capable of achieving automatic discharging, and belongs to the technical field of sheet metal stamping. Comprising a workbench; the punching machine is arranged on the workbench; the placing groove is formed in the workbench; the die is arranged on the workbench and located above the containing groove. According to the utility model, the ejection hole and the ejection part are arranged, the sheet metal is ejected from the edge of the sheet metal and pushed towards the center, the contact surface between the sheet metal and the mold can be gradually released, the local deformation of the sheet metal in the ejection process is reduced, and the force applied to the sheet metal in the ejection process is monitored in real time through the force sensor, so that the real-time adjustment is facilitated, and the production efficiency is improved. According to the ejection device, the force is uniformly distributed in the ejection process, and the impact force in the ejection process is reduced through the combined use of the first buffer pad, the second buffer pad, the buffer strip and the air bag, so that the stability of the ejection process is ensured, and the damage to the sheet metal part is reduced.

The invention relates to the technical field of powder metallurgy, and discloses an anti-sintering deformation type powder metallurgy device which comprises a powder metallurgy punching machine, a plate body is arranged on the powder metallurgy punching machine, a die groove is formed in the plate body, a punching head is arranged on the powder metallurgy punching machine, a movable base is arranged on the plate body, and a pressing plate is arranged on the movable base. A feeding pipe is fixed on the movable seat, and an electric powder butterfly valve is mounted on the feeding pipe; a rotating assembly is arranged in the moving seat and comprises a discharging pipe and an air suction pipe. Through the linkage design of the rotating assembly and the air exhaust assembly, active air exhaust is conducted on the die cavity before powder stamping, residual air is thoroughly exhausted, in the process, local stress concentration caused by high-pressure air mass formed by air compression in the pressing process is avoided, and the density of a pressed blank is more uniform and closer to a theoretical value; and compaction layering, cracks or surface defects caused by gas heating expansion are prevented.

The present invention discloses a bending device for angle steel production, which relates to the technical field of angle steel processing, and includes an operating table, a stamping mechanism, and a detection unit. The operating table is equipped with a bending mechanism for bending the angle steel, and the bending mechanism includes two bending blocks and a power assembly for pushing the angle steel to bend. A stamping groove with a right-angled triangle cross section is provided at the center of the operating table. Two symmetrically distributed arc grooves are provided on the operating table with the right angle point of the stamping groove as the center of the circle. An arc slider is connected to the bottom of each bending block, and the two arc sliders are slidably connected to the two arc grooves respectively. The stamping mechanism is installed on the operating table for stamping before the angle steel is bent. The right-angle detection head provided by the present invention can perform right-angle detection on the stamping cutter and the angle steel bent part during the two processes of stamping and bending, which ensures product quality on the one hand and facilitates timely discovery of product problems and the cause of the problems on the other hand.

The invention belongs to the technical field of rotor internal gear stamping, and particularly discloses a rotor internal gear stamping device which comprises a cold stamping frame, a cold stamping mechanism, a self-adaptive speed regulating device, a multi-directional linkage cleaning and discharging device and a dovetail groove locking type die replacement part. According to the fact that when a gear is stamped, stamping force needs to be large (enough stamping force is generated to complete gear forming) and cannot be too large (too large impact force can cause brittle fracture of the gear), the technical effect of self-adaptive lossless stamping on the gear is achieved in the mode that rotation damping is generated through self-adaptive centrifugal external expansion friction. And multiple technical effects of gear discharging and pneumatic cleaning of the die are achieved by means of driving force during stamping and a multidirectional linkage mode.

The invention discloses a die and method for inward flanging of a port of a thin pipe fitting, and relates to the technical field of inward flanging of a bottom port of the thin pipe fitting, the die comprises an upper die and a lower die, the lower die comprises a base, a lower cushion plate and a concave die plate which are fixedly connected into a whole from bottom to top in sequence, a concave cavity is formed in the top surface of the concave die plate, and the concave cavity is communicated with the upper die. A first male die fixedly arranged on the top surface of the lower base plate is arranged in the concave cavity, an arc-shaped groove is formed in the top surface of the first male die, and an arc-shaped protrusion is fixedly arranged at the groove bottom of the arc-shaped groove. The upper die comprises an upper support, a connecting plate and an upper padding plate which are sequentially and fixedly connected into a whole from top to bottom, the top surface of the upper support is fixedly arranged on a punching head of a punching machine, and a limiting plate and a discharging plate which are sequentially and fixedly connected into a whole are arranged below the upper padding plate. The device has the beneficial effects that the inner flanging efficiency of the bottom end opening of the thin pipe fitting is greatly improved, and the flanging quality of the bottom end opening of the thin pipe fitting is improved.

The invention discloses an automatic taking stamping die device with a waste separation function, and relates to the technical field of stamping machines, the automatic taking stamping die device comprises a bottom plate, the top surface of the bottom plate is provided with a stamping base unit capable of realizing classified and divided conveying of waste and a target workpiece after a stamping process is completed; the top surface of the stamping base unit is provided with a stamping execution unit with a function of quickly replacing a die as required; the stamping base unit comprises a stamping base frame fixedly mounted on the top surface of the bottom plate; when the stamping driving rod descends to the preset height, the punch makes contact with a stamping blank, workpiece shaping in the first stage and workpiece cutting and separating operation in the second stage are synchronously completed, after workpiece machining is completed, the punch mounting base continues to conduct downward pressing, the material taking pressing block presses one end of the workpiece, and the workpiece is cut and separated. The other end of the workpiece is promoted to tilt and fall into the material taking movable groove, clamping stagnation of the workpiece and the punch is prevented, meanwhile, it is ensured that the workpiece is attached to the surface of the guiding protective net, and smooth proceeding of the follow-up automatic workpiece taking procedure is ensured.

The invention relates to the field of hardware stamping machining, in particular to a special intelligent clamp for hardware mold base machining, which comprises a mold, an electric intelligent conveying roller group and the like. According to the intelligent clamp special for hardware mold base machining, the vertical moving frame which reciprocates up and down is arranged on the punching machine tool, a conveying clamp is jointly composed of a mold on the vertical moving frame and an electric intelligent conveying roller set, and the two steel belts are driven to reciprocate up and down to conduct punching work; one-time hardware stamping processing of two steel belts can be completed in sequence in one up-and-down reciprocating movement period, meanwhile, the whole equipment is more compact, in the process that the conveying clamp drives the steel belts to move up and down in a reciprocating mode, the steel belts can be made to complete hardware stamping processing in a straightened state, and the hardware stamping processing effect on the steel belts is improved. The technical defects that a reciprocating punching mechanism in a punching machine tool is low in energy consumption utilization efficiency and needs to occupy a large placing space are overcome.

The invention discloses a plate stamping method and device, electronic equipment and a medium, and relates to the technical field of stamping machining. The method comprises the steps of obtaining a design file of a board; the plate is conveyed to the processing track through the conveying device; according to the design file, the plate is divided into a plurality of machining areas, the punching module is divided into a plurality of punching areas, and a punch set of each punching area is determined; pre-punching is sequentially conducted on all the machining areas of the plate in the extending direction of the separation notches through a first punching machine; punching is conducted on the corresponding machining areas through each punch set of the punching module; the connecting sections between the multiple separation holes of each machining area are punched in sequence through a punching module, so that the multiple separation holes communicate with one another to form separation grooves; when the plate arrives at the outlet of the processing track, the plate is divided into two plate pieces with the same size along the separation groove through the separation piece. According to the method, various assembly holes with different sizes can be punched at the same time through one punching die.

The invention discloses a metal forming punching device with a positioning structure and a using method thereof, and relates to the technical field of punching machines, the metal forming punching device comprises a punching machine body placed on the ground, the telescopic end of an oil cylinder at the top of the punching machine body is fixedly connected with an upper die base, and the bottom of the punching machine body is fixedly connected with a lower die base; a supporting frame is slidably connected to the outer side of the lower die base, and positioning structures are arranged on the two sides of the top of the supporting frame. According to the metal forming stamping device with the positioning structure and the using method of the metal forming stamping device, accurate transverse positioning and one-way stepping feeding of a metal material plate are achieved through the double-positioning clamping block, the four-point contact pulley block and the ratchet wheel system, it can be guaranteed that the material plate is kept stable in the stamping process through the synergistic effect of the driving wheel and the movable wheel, deviation is avoided, and the stamping quality is improved. And by controlling the downward moving distance of the rack, the rotation angle of the gear, the number of rotation turns of the first spline shaft and the final step pitch of the material plate driven by the driving wheel to move are adjusted.

The invention discloses an automatic carrying and stamping device for automobile parts, and relates to the technical field of automobile part machining equipment.The automatic carrying and stamping device comprises a supporting frame, a control system is installed at the front end of the supporting frame, a stamping mechanism is arranged at one end of the supporting frame, and two L-shaped clamping plates are arranged in the supporting frame; a long plate is installed at the upper end of the supporting frame, two sets of long guide rails are installed at the upper end of the long plate, three sets of supporting bases are installed at the upper end of the long plate, a long screw rod is rotationally installed between the two sets of supporting bases, and a first servo motor is installed at one end of the other set of supporting bases. The X-axis carrying mechanism, the Y-axis carrying mechanism and the Z-axis carrying mechanism are high in positioning precision, the X-axis carrying mechanism, the Y-axis carrying mechanism, the Y-axis carrying mechanism and the Z-axis carrying mechanism are matched with the secondary guiding function of the guiding and stabilizing assembly, the transverse displacement positioning precision and the longitudinal displacement positioning precision are controlled, the material placement deviation is controlled, the size precision of stamped products is greatly improved, and the product percent of pass is improved.

The high-precision flexible stamping forming equipment comprises a stamping rack, an upper die module and a lower die module, the upper die module and the lower die module are arranged in an inner cavity of the stamping rack, a stamping die is arranged at the bottom of the upper die module, and the lower die module is arranged in an inner cavity of the stamping rack. And the first elastic supporting unit is arranged between the stamping die and the upper die module, and the first elastic supporting unit can generate corresponding elastic deformation according to the magnitude of pressure borne by the stamping die in the stamping process, and through the elastic buffering effect of the first elastic supporting unit, the stamping effect is improved. According to the high-precision flexible stamping forming equipment for the ultra-thin channel case structural part, the forming precision and the surface quality are improved, the lower die module can be assisted to return rapidly after stamping, the production efficiency is improved, vibration errors are reduced, automatic ejection of a formed part is achieved, manual operation is reduced, the production efficiency is improved, meanwhile, action coordination of all parts is guaranteed, and the product quality is improved. And accurate control of the punching process is guaranteed.

The present invention discloses a fully automatic production device and method for forming an alumina ceramic vacuum tube shell, including a material conveying mechanism, a forming mechanism, a transmission mechanism, a stamping mechanism, a grasping mechanism, a turning mechanism, and a placement platform. A forming mechanism is arranged on the transmission mechanism. The material conveying mechanism is used to convey powder materials into the forming mechanism. The transmission mechanism is used to convey the forming mechanism into the stamping mechanism. After stamping, the transmission mechanism conveys the forming mechanism to directly below the grasping mechanism. The grasping mechanism is used to grasp the alumina ceramic vacuum tube shell in the forming mechanism and transport it into the turning mechanism. The turning mechanism is used to perform turning processing on the surface of the alumina ceramic vacuum tube shell. This application can realize the automation of processes such as material conveying, forming, stamping, grasping, turning, and placement, greatly improving production efficiency and product quality, reducing labor costs and energy consumption, and having strong market competitiveness and economic benefits.

The invention belongs to the technical field of pot body machining, and discloses pot body machining equipment which comprises a punching machine, a first motor is installed at the front end of the punching machine, a lifting feeding frame and a base are arranged on the two sides of the first motor correspondingly, the output end of the first motor is fixedly connected with a rotating frame, and a plurality of feeding mechanisms are arranged on the rotating frame; a clamping plate is rotationally connected to the base, and a fixing column is fixedly connected to the base. Round steel plates can be placed on the lifting feeding frame in batches, the feeding mechanism is used for sequentially taking the round steel plates, the round steel plates are placed on a lower die of the punching machine under operation of the first motor, then the punching machine is used for punching the round steel plates into cookware, and after the cookware is punched and formed, the feeding mechanism is used for taking down the cookware. And meanwhile, the feeding mechanism on the right side synchronously sucks the circular steel plate, and then the rotating frame is driven by the first motor to rotate by 120 degrees, so that the punched cookware is conveniently discharged.

The invention relates to the technical field of transformer machining, in particular to an oil-immersed transformer iron core machining stamping device which comprises a main body unit, a support, a stacking column fixedly connected with the inner wall of the support, a stamping mechanism arranged on the support and a driving unit. Comprising a push-pull mechanism arranged on the stamping mechanism and used for driving the stamping mechanism to move up and down, and the discharging unit comprises a discharging mechanism arranged on the support. The stamping mechanism and the discharging mechanism are synchronously driven by the driving mechanism, so that after the upper die base completes stamping, the discharging mechanism can be precisely connected for iron core taking, iron core transferring and stacking are achieved through the discharging unit composed of a pure mechanical structure, equipment such as a high-cost mechanical arm does not need to be introduced, the use cost is lower, and when the iron cores are transferred and discharged, the production efficiency is improved. And other equipment parts such as a limiting buffer rod bypassing the stamping mechanism avoid collision and interference between structural equipment, and the flexibility and the space adaptability of the device can be effectively improved.

The utility model discloses a car door hinge stamping processing automatic production line which comprises a vibration feeding disc, a punching stamping mechanism, a leveling stamping mechanism and a marking mechanism, a first transplanting platform is arranged between the vibration feeding disc and the punching stamping mechanism, and a second transplanting platform is arranged between the punching stamping mechanism and the leveling stamping mechanism. A third transplanting platform is arranged between the leveling stamping mechanism and the marking mechanism; the vibration feeding disc conveys door hinge blanks to the first transplanting platform, the first transplanting platform transfers the door hinge blanks into the punching and stamping mechanism, the punching and stamping mechanism conducts punching machining on the door hinge blanks, the second transplanting platform transfers the punched blanks into the leveling and stamping mechanism, and the leveling and stamping mechanism conducts leveling and stamping on the door hinge blanks. The leveling and punching mechanism is used for punching and leveling the mounting surface of the door hinge blank; the third transplanting platform takes out the leveled door hinge blank and conveys the leveled door hinge blank into a marking mechanism, and the marking mechanism carries out marking and discharging operation on a finished product workpiece; the production line can be used for automatically adjusting and marking, and the production efficiency is high.

The invention relates to the technical field of FFC (flexible flat cable) preparation, and discloses a high-precision punch forming device based on an FFC, which comprises a base, a punching mechanism and a stretching platform mechanism, and further comprises a slide rail seat fixedly mounted at the top of the base, and a moving mechanism is movably mounted at the top of the slide rail seat. A feeding mechanism is fixedly installed on one side of the moving mechanism, a conveying mechanism is fixedly installed on one side of the top of the sliding rail base, and the unfolding telescopic platform mechanism is composed of a sliding rail frame, a moving platform, two unfolding platforms, four telescopic connecting assemblies, an unfolding assembly and an unfolding driving assembly; according to the technical scheme, through the synergistic effect of the telescopic platform mechanism, the feeding mechanism, the moving mechanism and the wire end clamping mechanism, it can be guaranteed that flat cables are kept flat in the punching process, wrinkles or deformation is avoided, the platform width can be flexibly adjusted according to the requirements of the flat cables of different specifications, and the production efficiency is improved. And the overall adaptability and the production efficiency of the device are greatly improved.

The invention relates to the technical field of iron core production, in particular to a universal iron core punching sheet laminating and positioning tool which comprises a fixed table, a movable platform capable of transversely moving back and forth is arranged on the fixed table, a conveying mechanism used for conveying iron cores to be fed and discharged in a punching machine is further arranged on the fixed table, and a pair of rectangular grooves is formed in the top end of the movable platform. According to the automatic feeding device, through arrangement of the lifting plates, the positioning rods, the driving mechanism, the moving mechanism and other structures, the lifting plates with the iron cores can be automatically taken out of the tray and then positioned and placed on the moving platform, and therefore automatic feeding of the device is achieved; a worker does not need to take out the iron core from a tray and place the iron core on a positioning tool, time and labor are saved, meanwhile, through the design of a lifting plate and a material pushing electric telescopic cylinder, the height of the iron core can be automatically increased and decreased in the follow-up material taking process, and the situation that the conveying mechanism places the iron core into a punching machine is affected is avoided.

The utility model relates to the technical field of stamping, in particular to an aluminum alloy decorating part stamping device which comprises a machine body, a rotating disc, a stamping mechanism, a discharging mechanism, a fixed die and a material leaking groove. A butt joint block is welded to the rear end of the fixed die, and an air groove penetrating through the butt joint block and the fixed die is formed in the inner side of the butt joint block; an opening of one side, facing the waste cavity, of the air groove is smaller than that of the other side; a pressurization box fixed to the machine body through a fixing frame is arranged on the rotating disc, a cavity of the pressurization box is communicated with the outside through an external pipe, an electromagnetic valve is arranged in front of a pressurization cavity of the pressurization box, and a contact sensor used in cooperation with the pressurization box is further arranged outside the pressurization box. The pressurizing box is arranged on the rotating disc, meanwhile, an existing mold is upgraded, the butt joint block matched with the pressurizing box is additionally arranged, the gas groove with the width gradually reduced is formed in the butt joint block, gas in the pressurizing box enters the waste cavity through the gas groove, secondary cleaning is conducted on residual waste in the waste cavity, and therefore complete waste discharging is achieved.

The invention relates to a skylight sliding block bending forming device, and belongs to the technical field of metal material bending forming. The skylight sliding block bending forming device comprises a bottom plate, two sets of vertical plates are arranged on the two sides of the bottom plate, the vertical plates are fixedly connected with the bottom plate, a stamping mechanism is arranged at the tops of the two sets of vertical plates, and a forming mechanism is arranged on the bottom plate between the two sets of vertical plates; the forming mechanism comprises a rotating traction device and a workpiece mold device, the workpiece mold device is detachably connected to the bottom plate, the rotating traction device is rotationally connected to the workpiece mold device, a driving device is arranged on the bottom plate on one side of the vertical plate, and the driving device provides power for rotation of the rotating traction device; the bending device has the technical effects that damage to the surface of the workpiece is reduced, and continuous and progressive bending is achieved.

The invention discloses high-precision multi-station punch forming equipment for an inner container of an electric cooker, and relates to the technical field of production of inner containers of electric cookers. The high-precision multi-station punch forming equipment for the inner container of the electric cooker comprises a punching machine, an air cylinder is fixedly installed at the top of the punching machine, a punching rod is movably installed in the air cylinder, and a male die is fixedly connected to the bottom of the punching rod. The female die can be rapidly installed at the top of the fixing piece in a clamping mode, then the threaded rod drives the fixing piece to move forwards, the fixing piece can extract gas at the bottom of the female die in the moving-forward process, negative pressure can be generated in the female die, secondary fixing is formed, separation in the working process is avoided, and the working efficiency is improved. Therefore, the precision is ensured, and meanwhile, a fixing effect can be achieved.

The invention discloses automatic feeding and discharging equipment for piston pin stamping, relates to the field of stamping equipment, and solves the problems that when existing feeding and discharging equipment for piston pin stamping is used, the automation degree is low, and when blanks are conveyed, the conveying stability and the service life of the conveying equipment are seriously affected due to the fact that the local area of the conveying equipment is abraded. Comprising a base, a punching machine, a feeding mechanism, a carrying mechanism and an output mechanism, the feeding mechanism comprises a conveying frame, a conveying belt and a guiding piece, the guiding piece is controlled by the feeding mechanism to clamp and guide blanks according to the width of the blanks, and the position of the conveying belt is intermittently adjusted in the running process of the conveying belt; the conveying mechanism is arranged on the conveying belt, so that the surface of the conveying belt can be uniformly rubbed with the bottom surface of a blank, the blank on the conveying belt is clamped and conveyed to a punching machine through the conveying mechanism, meanwhile, the blanking efficiency of a product after punching can be improved, and the quality of a piston pin after punching is detected through the output mechanism and classified output is carried out.

This invention discloses a stamping device for batch processing of mechanical parts, including a stamping mechanism, a limiting fixture, and a pushing mechanism. The stamping mechanism includes a stamping head, a stamping machine table, a stamping cylinder, a stamping frame, and a stamping die. The stamping frame is fixed on the stamping machine table, the stamping cylinder is connected to the stamping frame, and the telescopic end of the stamping cylinder is connected to the stamping head. A stamping die for use with the stamping head is connected to the stamping machine table, and a sheet to be stamped is placed on the stamping die. The limiting fixture is connected to the left and right sides of the sheet to be stamped. This device can perform batch stamping of the sheet to be stamped through the stamping mechanism. At the same time, the limiting fixture can guide and limit the sheet to be stamped during the feeding process, preventing the workpiece from shifting position and improving the stability of stamping. The pushing mechanism can feed the sheet at equal intervals during the stamping process, ensuring the accuracy of workpiece feeding and improving the stamping quality.

The processing production line comprises a cylinder hanging mechanism, the cylinder hanging mechanism comprises a first table body, and a cylinder hanging rod controlled by a driving mechanism is arranged in the first table body; the machining production line further comprises a rolling and edge cutting mechanism arranged at the discharging end of the barrel hanging mechanism. The rolling and edge cutting mechanism comprises a second table body, a blade adjusting mechanism and a plurality of pairs of pressing rollers arranged up and down are arranged on the second table body, and a cutting blade is installed at the adjusting end of the blade adjusting mechanism. The stamping mechanism is arranged at the discharging end of the rolling and edge cutting mechanism; the stamping mechanism comprises a stamping machine body, and a machining die is arranged at the stamping end of the stamping machine body. And the conveying mechanism is arranged at the discharging end of the stamping mechanism. Full-automatic license plate base plate production is achieved, manpower input is reduced, and production efficiency and product quality are improved.

The invention relates to liquefied petroleum gas steel cylinder extrusion forming equipment, which relates to the technical field of liquefied petroleum gas steel cylinder manufacturing, and comprises a machine table mounted on the ground and a frame body connected with the upper end of the machine table. The stamping mechanism is arranged on the frame body, the positioning mechanism is arranged between the machine table and the frame body and used for fixing the plate, deviation is avoided in the stamping process, and therefore the forming precision and the symmetry of the end socket are improved to a certain degree. A pushing mechanism is further arranged on the machine table, the end socket can be vertically jacked up after being formed, a workpiece can be conveniently and smoothly taken out, crack screening is carried out on the end portion area of the end socket while the end socket is jacked out, crack defects can be preliminarily screened out to a certain degree through screening of the end portion of the end socket, and the quality and use safety of the formed end socket are ensured. According to the equipment, through the synergistic effect of the stamping mechanism, the positioning mechanism and the pushing mechanism, the efficient forming efficiency and the quality control efficiency of the end socket are achieved, and the machining efficiency and the product reliability are improved.

The invention discloses a metal part continuous punching machine facilitating discharging, and belongs to the technical field of metal part continuous punching machines. The metal part continuous punching machine mainly comprises a main machine frame, the bottom end of the inner side of the main machine frame is fixedly connected with a base plate, and a lower die is installed in the middle of the inner side of the base plate in a clamped mode; the four corners of the base plate are each fixedly connected with a guide sliding rod, a lifting plate is arranged in the middle of the inner side of the main machine frame, an upper die is installed and clamped in the middle of the lifting plate, the base plate and the lifting plate are each provided with an installation mechanism, and a discharging mechanism is arranged on the lower die. The discharging mechanism comprises two mounting cavities symmetrically formed in the lower die. Through the arrangement of the discharging mechanism, automatic feeding and discharging of metal plates are facilitated, hard friction between workpieces and a die and between the workpieces and a table top is reduced, the occurrence rate of surface defects such as scratches, indentations and coating falling is reduced, the discharging efficiency is improved, the continuous production stability is guaranteed, and the workpiece machining precision and quality consistency are improved.

The invention discloses a multi-station forging and stamping press which comprises a forging and stamping press device, the forging and stamping press device comprises a forging and stamping press body, a protective fence is arranged on the forging and stamping press body, and a stamping mechanism and an automatic discharging mechanism are arranged on the protective fence; the automatic discharging mechanism comprises a supporting plate, the supporting plate is fixedly mounted on the protective fence, a motor cover is fixedly mounted on the supporting plate, a servo motor is arranged in the motor cover, and a set of mounting shafts are rotationally mounted on the supporting plate. Compared with a traditional manual discharging mode, labor cost is reduced, potential safety hazards in the manual discharging process are thoroughly eliminated, machined workpieces can be rapidly and orderly collected in cooperation with the design of the inclined guide plate and the collecting box, and efficient and smooth operation of the production process is guaranteed.

The invention discloses a multi-channel high-speed production line stamping device for easy-to-pull lids, and relates to the technical field of easy-to-pull lid production equipment. The device comprises a punching machine, a feeding line body is arranged on the right side of the punching machine, a discharging line body is arranged on the left side of the punching machine, a driving punching block is arranged in the punching machine, multiple sets of punches are arranged at the top and the bottom of the driving punching block, and a lower die and an upper die are fixedly installed in the punching machine; the outer side of the lower die is sleeved with a lower feeding line body, the outer side of the upper die is sleeved with an upper feeding line body, the lower feeding line body and the upper feeding line body are each composed of a plurality of conveying belts, and a plurality of snap lid clamping holes are formed in the conveying belts. Driving force for driving the punching block to punch up and down is used for driving the pull ring punching assembly, the pull ring punching assembly can rapidly achieve punching and double-face edge folding of a pull ring in a guide surrounding mode, the structure is compact, and the production quality of double-face edge folding of the pull ring is high.

A process for manufacturing microlens arrays includes the following steps. A preform for a microlens array is created. The preform includes an array of first dome shapes corresponding to microlenses in the microlens array. The domes shapes may be different in size and / or shape than the final microlenses to account for subsequent manufacturing steps. Atomic layer deposition is used to deposit a conformal layer on the array of first dome shapes to create an array of second dome shapes. This can be used as a master form for manufacturing the microlens array. For example, the shape of the master may be transferred to a stamp, and the stamp pressed into lens material to create the microlens array.