3426 results about "Stamping" patented technology

The invention relates to the technical field of aluminum alloy cold stamping quality control, in particular to a multi-source data fusion and real-time optimization-based cold stamping quality control method, which comprises the following steps of: inputting a fusion feature space into a pre-trained LSTM (Long Short Term Memory) model, and associating a real-time stamping speed with a dwell time parameter through an attention mechanism; combined prediction of springback value deviation and defect probability is realized for the first time, a process parameter correction value is dynamically generated based on a prediction result, and a thermal expansion compensation algorithm and micron-sized mold compensation are combined, so that the quality regulation response speed reaches a millisecond level, the compensation precision is improved to + / -2 [mu] m, and the error is reduced by more than 50% compared with that of traditional PID (Proportion Integration Differentiation) control.

The invention relates to the technical field of die parameter optimization, and discloses a process optimization method and system for a multi-part adaptive self-adjusting stamping die, and the method comprises the following steps: generating a structured process input parameter set through input parameters, and storing the structured process input parameter set in a central database; searching related cases and rules from the knowledge graph according to the input parameters; and calculating the similarity between the current parameter and a historical case, using a hybrid algorithm, carrying out weighted averaging, explaining the weight of each parameter, processing special constraints, and finally carrying out normalization to obtain a comprehensive similarity index. Real-time monitoring and dynamic adjustment are achieved through an intelligent control system, self-adaptive mold design optimization and centralized material characteristic database management are combined, an integrated quality detection system automatically recognizes and classifies defects through image recognition and machine learning technologies, and the problems that key parameters cannot be adjusted in time according to actual working conditions, and the working efficiency is high are effectively solved. The production efficiency is low; and the product quality is unstable.

The invention belongs to the technical field of metal stamping, and particularly relates to light-weight new energy automobile part stamping forming equipment which comprises a base and supporting plates arranged on the left side and the right side of the upper side wall of the base, the upper ends of the two supporting plates are fixedly connected with the same top plate, and the right side wall of the supporting plate located on the right side is fixedly connected with a PLC. And the upper side wall of the top plate is fixedly connected with a hydraulic cylinder. After the punch forming equipment punches the light-weight new energy automobile parts, when it is found that indentations, protrusions or scratches are formed on the surfaces of the formed parts due to the fact that foreign matter is attached to the inner wall of the lower die base, the inner wall of the lower die base can be automatically cleaned, the foreign matter is made to be separated from the lower die base, and the problem that the foreign matter affects the forming quality of the automobile parts is solved.

The invention relates to a digital twin simulation and optimization method for a large-scale stamping production line, and the method comprises a rapid lightweight modeling technology, a multifunctional fault indicator feedback technology, a three-dimensional dynamic real-time driving simulation technology, and a big data analysis intelligent optimization decision technology. According to the method, virtual-real fusion and a three-dimensional dynamic technology are combined, a three-dimensional visual user interface oriented to the whole manufacturing process is developed based on Unity, the whole stamping production line is simulated in real time, potential problems are predicted and solved through real-time monitoring of the stamping production line, various problems influencing the production efficiency in the production process are optimized, and the manual management and control difficulty is reduced.

The utility model discloses automobile support stamping equipment, which relates to the technical field of stamping and comprises a base plate, a gear motor is mounted at the top end of the base plate, the output end of the gear motor is connected with a turntable, and a plurality of groups of fixing components are circumferentially mounted on the edge of the turntable at equal intervals. A discharging assembly is installed at the top end of the base plate and located outside the set of fixing assemblies, each fixing assembly comprises a material plate, a stamping hole is formed in the middle of the top end of each material plate, a stamping part is placed at the top end of each material plate, and two L-shaped stop blocks are symmetrically installed at the rear end of each material plate and located at the corner of the corresponding stamping hole. A stamping part is placed on the material plate, the position of the stamping part is limited through the two sets of L-shaped stop blocks, then the two sets of fixing air cylinders push the two sets of T-shaped pressing plates to move downwards, the two ends of the stamping part are fixed through the free ends of the two sets of T-shaped pressing plates, and the stamping part can be conveniently placed and fixed through the structure.

The utility model provides a stamping die for hardware stamping parts, which relates to the technical field of stamping dies and comprises a base, a moving component is fixedly connected to the center of the top of the base, and a stamping component is fixedly connected to the position, close to the rear surface, of the top of the base. And the moving assembly comprises a fixing frame, and the fixing frame is fixedly connected to the top of the base. In the use process, the moving assembly and the stamping assembly are used in cooperation, the output end of the motor rotates intermittently, so that the lower dies arranged above the multiple moving blocks stay below the stamping head in sequence and are stamped by the stamping head, and when the stamped lower dies move out of the stamping area, the lower dies can move out of the stamping area. According to the stamping die for the hardware stamping part, a worker can safely take out stamped hardware and place the hardware to be stamped again, under the condition that normal stamping is not affected, the multiple pieces of hardware to be stamped are placed in advance, the waiting time is saved, and the stamping efficiency of the stamping die for the hardware stamping part is improved.

The invention discloses stamping and shaping equipment for mobile phone hardware machining, and relates to the technical field of hardware stamping, the stamping and shaping equipment comprises stamping equipment, a stamping module is mounted on the surface of the stamping equipment, a stamping table is mounted below the stamping module, and a pneumatic locking assembly is arranged in the stamping table; the pneumatic locking assembly comprises an adsorption barrel, a main conveying pipe and a branch pipe, when the stamping module moves downwards, the main conveying pipe and the branch pipe are both in an open state, stamping parts are locked through suction force generated in the adsorption barrel, and the pneumatic locking device is particularly suitable for thin stamping parts such as mobile phone hardware back plates. It is ensured that stable locking is achieved before stamping force is applied, machining errors caused by small displacement of a stamping part in the initial stage of stamping are reduced, the precision of key sizes such as hole positions and radian is improved, slippage caused by insufficient locking force during stamping or stamping part damage caused by too large locking force is avoided, and a stable foundation is provided for subsequent precise stamping.

The utility model relates to the field of mechanical manufacturing, and discloses a strip steel stamping device for hose clamp production, which comprises a stamping platform, hose clamp stamping equipment is fixedly arranged at the top of the stamping platform, a micro motor is fixedly mounted on one side of the hose clamp stamping equipment, and two groups of side plates are fixedly arranged on one side, corresponding to the hose clamp stamping equipment, of the top of the stamping platform. A plurality of sets of supporting rollers distributed at equal intervals are rotationally installed between the two sets of side plates, a driving motor is fixedly installed at the top of the stamping platform, and hose clamp pieces are arranged on the stamping platform. Therefore, the two sets of grinding discs rotate and grind the two sides of the hose clamp piece when rotating along with the two sets of rotating shafts, burrs on the two sides of the hose clamp piece are eliminated, the personal safety of operators is protected, potential safety hazards are reduced, and the product quality of the hose clamp piece is improved.

The invention discloses continuous automatic stamping equipment and a stamping method, and relates to the technical field of continuous automatic stamping, the continuous automatic stamping equipment comprises a stamping table, the outer wall of the top of the stamping table is fixedly connected with a top plate, and one side of the top plate is fixedly connected with a positioning table used for fixing when a stamping part is stamped; a positioning assembly is arranged at the top of the top plate, a hydraulic rod is fixedly connected to the top of the top plate, a fixing plate is fixedly connected to the output end of the hydraulic rod, a stamping head is fixedly connected to the outer wall of the bottom of the fixing plate, and a stamping groove matched with the stamping head is formed in the top of the stamping table. The outer wall of the top of the stamping table is fixedly connected with a sliding column. According to the continuous punching device, linear motion of the hydraulic rod is converted into gear transmission and swing of the swing rod through power coupling, impact is relieved through an elastic buffering structure, precise positioning, stable clamping and equidistant displacement of a punching part are achieved through mechanical closed-loop linkage, and high efficiency and stability of continuous punching are guaranteed.

The invention discloses cold stamping equipment capable of achieving repeated utilization of a gold stamping film and a control method thereof.The cold stamping equipment comprises a mounting frame, and the mounting frame is provided with an unwinding device, a winding device, a first conveying part, a hot stamping assembly, a second conveying assembly, a backing material conveying assembly, a glue spraying device and an electric control device; the second conveying assembly comprises a hot stamping film conveying roller and a backing material conveying roller, the hot stamping assembly comprises a hot stamping roller and a supporting roller which rotate synchronously, and the hot stamping machine is characterized by further comprising a tension sensor, a first color code electric eye and a second color code electric eye, and the first color code electric eye is fixed to the mounting frame and corresponds to a backing material; the tension sensor is arranged between the first conveying piece and the hot stamping roller, and the second color code electric eye is fixed to the mounting frame and corresponds to the hot stamping film; according to the cold stamping equipment, the tension applied to the gold stamping film before hot stamping can be adjusted, so that the gold stamping film corresponds to the position of a pattern to be printed on the backing material.

The invention discloses an inductor hot-pressing precision powder filling machine and a powder filling method thereof.The inductor hot-pressing precision powder filling machine comprises a rack, a cold pressing mechanism, a cold pressing mold core and a powder feeding mechanism, the cold pressing mechanism is connected to the rack, the cold pressing mechanism comprises an upper stamping structure and a lower stamping structure which are vertically and oppositely arranged, and the upper stamping structure is connected with the lower stamping structure; a pressing space is formed between the upper stamping structure and the lower stamping structure; the cold pressing mold core is arranged in the pressing space and comprises a prefabricated block female mold, the upper stamping structure is located above the prefabricated block female mold, the lower stamping structure is located below the prefabricated block female mold, and the prefabricated block female mold is slidably connected with a hot pressing mold plate; the powder feeding mechanism is connected to one side of the cold pressing mold core and used for filling the prefabricated block female mold with powder. According to the technical scheme, the powder filling uniformity is improved, powder residues are reduced, and the powder filling amount is effectively controlled.

The invention discloses an electric dust remover R-S line manufacturing process and production equipment, belongs to the technical field of electric dust removers, solves the problems existing in the prior art, and mainly adopts the technical scheme that the electric dust remover R-S line manufacturing process and production equipment comprises the following steps that 400, after conveying and stamping of a plurality of awn teeth are completed in sequence, the awn teeth are machined, and the awn teeth are machined; the second pipe blank half-blank and the first pipe blank half-blank are in butt joint, the side edge portions of the second pipe blank half-blank and the first pipe blank half-blank are welded to form a pipe blank, and the side edge portion of the first pipe blank half-blank and the side edge portion of the second pipe blank half-blank wrap the fixing portion; and 500, the end of the pipe blank is punched and formed into a flat connecting part through a head pressing machine. The device is mainly used for automatically producing the R-S line of which the side edge part of the pipe blank wraps the awn tooth fixing part, so that the service life of the R-S line in a corrosive environment is prolonged.

The invention relates to the technical field of stamping, and provides an automatic blanking stamping die for semiconductor lead frame processing, which comprises a lower die main body, a rack, a first conveying belt, an upper die main body, a copper strip conveying roller, an overturning assembly, a conveying assembly and a deburring assembly, and further comprises a cover cylinder, a longitudinal channel and a horizontal guide rail which are arranged on the surface of the rack, according to the invention, not only can the stamped semiconductor lead frame be automatically adjusted from a horizontal state to a vertical state, but also the semiconductor lead frame in the vertical state can be automatically moved to the surface of the second conveying belt; on one hand, the two sets of grinding layers rotating reversely can be automatically controlled to remove burrs and flashes on the surface of a stamping hole or a notch of a workpiece, on the other hand, the machined workpiece can enter a discharging port more smoothly and rapidly, and the automatic turning device has the beneficial effects of being capable of achieving automatic turning, conveying double faces to be ground at the same time and achieving automatic discharging.

The present invention provides a method and a stamping system for manufacturing a container with a bottom, which suppresses deformation on the bottom side of the workpiece when a square cylindrical container with a bottom is manufactured by performing multiple stamping and drawing processes using multiple dies with long hole-shaped forming holes to form a workpiece from a flat plate state into a square cylindrical state with a bottom. The first stamping and drawing process (S1) is performed using a first die (71A) having a first long hole-shaped forming hole (73A), and is configured as at least any stamping and drawing process other than the final one. The second stamping and drawing process (S2) is performed using a second die (71B) having a second long hole-shaped forming hole (73B), and is configured as the next stamping and drawing process after the first stamping and drawing process (S1). The first forming hole (73A) is formed so that the dimension in the width direction (Y) perpendicular to the length direction (X) is larger than the dimension in the width direction (Y) perpendicular to the length direction (X) of the second forming hole (73B), and is formed so as to narrow from the two end sides in the length direction (X) to the center side toward the inner side in the width direction (Y).

The invention relates to a continuous punch forming method of a high-hardness alloy thin-wall lock case in the field of intelligent manufacturing, which comprises the following steps: according to a stress distribution diagram, adjusting a die gap by adopting a self-adaptive algorithm, dynamically optimizing gap parameters for a local stress concentration area, and determining real-time gap configuration; if the temperature deviation of any area in the temperature field exceeds 10 DEG C, recalculating heat source distribution through a heat flow simulation algorithm, and determining optimized heating parameters; acquiring surface topography data of the annealed thin-wall lock case through an optical scanner, and analyzing fracture and wrinkling defects by adopting an image processing algorithm to obtain defect distribution characteristics; if the proportion of the fracture area in the defect distribution characteristics exceeds 2%, the forming failure probability is predicted through a neural network model, and whether the stamping speed is adjusted or not is determined; and according to the defect distribution characteristics and the softening consistency data, a data fusion algorithm is adopted to comprehensively evaluate the forming stability, and optimized operation parameters of the continuous stamping production line are obtained.

The invention provides an intelligent visual inspection method and system for hardware stamping die production, and relates to the field of hardware stamping die production, and the method comprises the steps: obtaining a die current state image of a to-be-detected hardware stamping die and a defect-free die state reference image, and carrying out the geometric alignment; and then calculating a difference graph to obtain significance distribution of a potential defect area, carrying out multi-scale difference feature hierarchical coding by using a pyramid network, and separating normal wear artifacts from real defects. Furthermore, a feature receptive field anchoring mechanism is introduced, and the attention weight is dynamically adjusted according to the geometric topology of the mold. And finally, a lightweight classifier is used to make a decision on the enhanced difference features, and sub-millimeter-level anomaly recognition is realized. In this way, the sensitivity to tiny changes of the hardware stamping die can be effectively improved, and defects can be found in the early stage.

The invention relates to the technical field of automobile part machining, and discloses a stamping device for automobile stamping part machining and a using method thereof.The stamping device comprises a base, a support is fixedly connected to the top of the base, and an electric telescopic rod is fixedly connected to the end, away from the base, of the support; as the air pressure cylinder slides downwards, the fixing column and the piston plate are fixed, and as the distance between the piston plate and the mounting frame is increased, the interior of the air pressure cylinder is converted from normal air pressure to negative pressure, and after equipment completes stamping, the piston plate drives the rotating blocking plate to rotate upwards with the connecting point as the center through the pulling line at the moment; the negative pressure in the air pressure cylinder acts on the inner wall of the sliding plate through the air pressure box, waste materials in the sliding plate are forced to be extracted by the negative pressure, slide upwards along the inner wall of the sliding plate and finally enter the air pressure box, and the waste materials generated after punching are prevented from falling into the base downwards to affect the punching precision of a follow-up die.

The utility model relates to aluminum alloy stamping equipment which comprises an aluminum alloy plate, a base plate is arranged at the top end of the aluminum alloy plate in a contact mode, a through hole is formed in the base plate, the inner end of the through hole is fixedly connected with a cleaning ring, a plurality of lubricating holes are formed in the base plate, and the lubricating holes are distributed around the axis of the base plate in a circumferential array mode. A lubricating ring is arranged in the base plate, the lubricating hole communicates with the lubricating ring, an oil inlet hole is formed in the base plate, a hydraulic cylinder is fixedly connected to the top end of the base plate, a hydraulic rod is slidably connected to the inner end of the hydraulic cylinder, the hydraulic cylinder communicates with the oil inlet hole through a pipeline, and an oil conveying pipe is fixedly connected to the outer end of the hydraulic cylinder. By the adoption of the structure, anti-curling stamping, automatic lubricating, automatic cleaning, preheating, annealing and annealing cooling control are achieved, the stamping efficiency of aluminum alloy plates and the quality of finished products are improved, burrs and deformation are reduced, and the material performance is optimized.

The invention belongs to the technical field of aviation accessory production, and particularly relates to an automatic stamping system for undercarriage supporting rod piece production, the system comprises an outer supporting pipe stamping processing assembly, an inner supporting pipe stamping processing assembly, a lug stamping processing assembly, a connecting seat stamping processing assembly and a stamping assembling assembly which are sequentially arranged along a production line; the outer supporting pipe stamping machining assembly is used for stamping machining of an outer supporting pipe component, the inner supporting pipe stamping machining assembly is used for stamping machining of an inner supporting pipe component, the lug stamping machining assembly is used for stamping machining of a lug component, and the connecting base stamping machining assembly is used for stamping machining of a connecting base component. And the stamping and assembling assembly is used for stamping, riveting and assembling the outer supporting pipe component, the inner supporting pipe component, the lug base component, the rectangular spring component and the connecting base component through rivets to obtain the combined undercarriage supporting rod piece. The punching and polishing device can meet the requirements for automatic punching and punching, punching and polishing of main components in the side supporting rod of the combined undercarriage and overall automatic punching and assembling.

The invention discloses a motor stator and rotor punching sheet combined type stamping die and a using method thereof, and relates to the field of motor punching sheet machining. The die comprises an upper die base, an upper padding plate, a clamping plate, a male die, a stripper plate, a female die and a lower die base which are sequentially arranged from top to bottom; the male die comprises a first stator punch, a second stator punch, a first rotor punch, a second rotor punch and a separation punch, the punches can be installed on the clamping plate in an up-and-down moving mode, five ejector block holes and three sliding grooves are formed in the upper base plate, a push plate is installed on each sliding groove in a sliding mode, an ejector block is installed in each ejector block hole, and the ejector blocks are connected with the ejector block holes in a sliding mode. A protrusion is arranged on the top face of the ejector block, a groove is formed in the bottom face of the push plate, when the protrusion of the ejector block is matched with the groove of the push plate, the lower end of the punch opposite to the ejector block can stretch into the stripper plate, and when the protrusion of the ejector block is staggered with the groove of the push plate, the lower end of the punch opposite to the ejector block stretches out of the stripper plate. Punching of stator and rotor punching sheets of different groove types can be achieved, cost can be reduced, and efficiency can be improved.

The invention discloses a pressure vessel steel plate blanking plasma cutting machine, and relates to the technical field of integrated stamping, the pressure vessel steel plate blanking plasma cutting machine comprises a machine table and a bearing frame slidably mounted on the machine table, a grating is fixed on the machine table, and the pressure vessel steel plate blanking plasma cutting machine further comprises sliding seats slidably mounted on the two sides of the machine table; the two sliding seats are connected through a rectangular rod, a sliding table is slidably installed on the rectangular rod, a lifting plate is slidably installed on the side, facing the bearing frame, of the sliding table, a cutting gun is fixed to the lifting plate, a lower pressing tool is slidably installed on the bearing frame, and the two sides of the lower pressing tool are each fixedly provided with two guide rods. Directional transfer work in a high space is achieved through cooperation of the rolling turning assembly and the telescopic part, namely, transfer from a point A to a point B is achieved, the positions of the point A and the point B are changed along with movement of the sliding table and the cutting gun all the time, but the path from the point A to the point B is not changed, and therefore any material plate cut by the cutting gun can rotate to the lower pressing tool, and the cutting efficiency is improved. Stamping is completed through downward pressing of the follow-up frame.

The invention relates to the technical field of stamping hardware forming, in particular to a stamping hardware forming optimization method and system.The method comprises the following steps that instantaneous contact information of a plate and a mold in the initial stamping stage is obtained; according to the instantaneous contact information, the forming potential degree of the plate under the current working condition is evaluated; and adjusting the punching stroke or the material flow path in a subsequent execution stage of the current punching cycle according to the evaluation result. And the forming quality and stability of the stamped hardware can be improved.

The invention relates to the technical field of stamping dies, in particular to a cooling system of a stamping die and the stamping die, the cooling system comprises a cooling liquid tank, and further comprises a water pump mounted in the cooling liquid tank; the fixed pipe is fixedly communicated with the side wall of the cooling liquid tank; the first connecting pipe is fixedly communicated between the water pump and the fixed pipe; the telescopic spraying assembly is installed in the fixing pipe and used for spraying cooling liquid on the surfaces of a lower die and an upper die of the stamping die body when the stamping die body conducts stamping part transposition; the telescopic spraying assembly further comprises an airflow driving assembly, and when the telescopic spraying assembly is started, the airflow driving assembly is started synchronously. According to the device, through the arrangement of the telescopic spraying assembly, an atomized cold area is driven to diffuse to the periphery, the flowing and evaporation effect of atomized cooling liquid can be accelerated, the cooling effect of the cooling liquid on a mold is improved, and the cooling efficiency is improved.

The invention relates to the technical field of part forming machining, and discloses head and flange one-time extrusion forming equipment which comprises an extrusion module. The extrusion module comprises an upper die, a lower die, an upset head die, a driving assembly and a positioning assembly, the upper die and the lower die further comprise positioning inserts, head inserts and forming inserts, and the positioning inserts, the head inserts and the forming inserts are detachably installed on the upper die plate and the lower die plate. The complex process that the flange needs to be upset independently and then the head needs to be upset during machining and manufacturing of a traditional stamping die and a forging machine is avoided, the production process is simplified, and the production efficiency is improved. Products of various specifications and sizes are manufactured by quickly replacing inserts and upset head dies of different specifications, quick remodeling is achieved, automatic feeding is achieved by arranging the feeding module, the feeding module is used for automatically feeding blanks to the extrusion module, and the machining and production efficiency is further improved.

The present application relates to a low-yield ratio 420MPa low-alloy high-strength steel and a preparation method, belonging to the technical field of steel manufacturing. In terms of mass fraction, the chemical composition of the low-alloy high-strength steel includes: C: 0.07% to 0.12%, Si: 0.10% to 0.40%, Mn: 1.60% to 1.80%, P: ≤0.015%, S: ≤0.010%, Alt: 0.020% to 0.060%, Nb: 0.03% to 0.05%, Ti: 0.01% to 0.03%, N≤0.005%, and matrix element Fe. The composition design gives full play to the solid solution strengthening of C and Mn and the fine grain strengthening and precipitation strengthening of Nb and Ti microalloys. At the same time, the continuous full annealing process does not require slow cooling treatment, which improves production efficiency and obtains low-cost, low-yield ratio 420MPa low-alloy high-strength (yield ratio ≤0.8) steel with both strength and excellent plasticity. This type of steel can withstand greater plastic deformation while meeting higher strength requirements without plastic instability, achieving the needs of lightweight automotive industry and excellent stamping integral forming of structural parts, and has broad application prospects.

The invention discloses a stamping method, device and equipment for an alloyed hot-dip galvanized steel plate and a medium, and belongs to the technical field of metallurgy. The method comprises the steps that a simulation draw bead is used for conducting stamping simulation on a target steel plate, the simulation plastic strain value of the target steel plate is obtained, and the target steel plate is an alloyed hot-dip galvanized steel plate; if the simulation plastic strain value is not within the preset initial strain value range, simulation parameters of the simulation draw bead are adjusted until the simulation plastic strain value is within the initial strain value range, and simulation formability parameters of a simulation part obtained after stamping simulation are obtained; if the simulation formability parameters meet the preset requirements, the adjusted simulation parameters serve as target parameters; and performing real stamping on the target steel plate by using the real draw bead with the real parameter as the target parameter. According to the method, the real parameters of the real draw bead of the stamping target steel plate can be obtained through simulation, and parts obtained through stamping by using the real parameters have few wrinkles or cracks.

The invention discloses battery case hydraulic stretching equipment which comprises a fixed base, lower die bodies and upper die bodies, a plurality of groups of lower die bodies are fixedly mounted on the inner side of the upper end of the fixed base, a plurality of groups of upper die bodies are movably mounted above the lower die bodies, and the plurality of groups of upper die bodies are connected and fixed through stamping plates; the upper end of the punching plate is driven by a hydraulic rod, material moving clamping strips are movably installed at the positions, located on the two sides of the lower die body, of the upper end of the fixed base, a plurality of sets of deviation correctors used for positioning the battery shell are installed on the side edges of the material moving clamping strips, a cooling groove is formed in the upper die body, and the upper ends of the multiple sets of upper die bodies are connected in series through a flow guide pipe. The outer surface of the upper die body is movably sleeved with a stripper plate, a transverse clamping plate is spliced and installed at the lower end of the stripper plate, an unwinding box is slidably installed on the outer surface of one side of the fixed base, and a conveying frame is arranged at the upper end of the unwinding box. And a deviation rectifying type auxiliary material moving structure is arranged, so that the deformation phenomenon of the battery shell during continuous stamping operation can be avoided, and the stamping effect of the battery shell is improved.

The utility model relates to a stator and rotor stamping die, and relates to the technical field of stamping dies, the stator and rotor stamping die comprises an upper die and a lower die which are matched with each other, and a rotor stamping assembly and a stator stamping assembly are sequentially arranged in the upper die and the lower die; the rotor stamping assembly and the stator stamping assembly are the same in structure and each comprise a blanking male die arranged on the upper die and a blanking female die arranged on the lower die, a rotary shaft sleeve is arranged below the blanking female die, a stacking cavity used for storing a stator or a rotor is formed in the middle of the rotary shaft sleeve, and the blanking female die is arranged on the upper portion in the stacking cavity. The rotary shaft sleeve is rotationally connected with the lower die, and a driving motor for driving the rotary shaft sleeve to rotate is arranged on one side of the lower die. The punching device has the advantages that the finished product quality of stators and rotors is improved, the punching forming precision is improved, the overall structure is compact, and operation is easy and convenient.

The utility model relates to a metal can punch forming device which comprises a punching frame, a movable punching lower die is arranged at the top of the punching frame, a punching upper die is arranged above the punching lower die, and the punching upper die is installed at the bottom of a hydraulic mechanism. According to the metal can punch forming device, through automatic punching and workpiece taking, the working efficiency during production is greatly improved, and workers are effectively prevented from being injured.

The utility model relates to the technical field of air conditioner outdoor unit chassis stamping dies, and provides a precise cutting and positioning stamping die for an air conditioner outdoor unit chassis, which comprises a die frame, an upper die table, a lower die table, a positioning component and a motion measuring component, an assembling plate is installed on the top of the upper die table, plate grooves are formed in the two sides of the top of the assembling plate correspondingly, transverse grooves are formed in the front portions and the rear portions of the top ends of the plate grooves correspondingly, threaded rods are slidably arranged in the transverse grooves correspondingly, hard alloy pieces are welded to the bottom ends of the threaded rods correspondingly, and the threaded rods are fixed to the assembling plate through nuts correspondingly. And hard alloy sheets are used for cutting pressing material veneers left on the edges of the two sides of the punched air conditioner outdoor unit chassis. When the device is used, the resistance value change is generated between the resistance block I and the resistance block II by utilizing the motion measuring assembly and utilizing the principle that the resistance block II and the resistance block I are far away from each other, so that the inclination angle of the upper die table is judged according to the resistance value, and the detection accuracy is higher.