23results about How to "Guaranteed accuracy consistency" patented technology

The invention relates to the technical field of the building industry, and discloses a fabricated steel structure and an installation method, the fabricated steel structure comprises frame columns and frame beams, and the frame columns and the frame beams are connected in a matched mode; the modular node units are detachably connected with the frame columns and the frame beams respectively; the modularized joint unit comprises a first connecting plate and a second connecting plate, the sides, deviating from each other, of the first connecting plate and the second connecting plate are suitable for being connected with one ends of the adjacent frame columns correspondingly, and a box type steel column section is arranged between the first connecting plate and the second connecting plate; the two ends of the box type steel column section are connected with the first connecting plate and the second connecting plate correspondingly. The modularized joint units are further provided with I-shaped steel beam ends, and the two I-shaped steel beam ends are connected with the two ends of the box type steel column section respectively in the extending direction of the frame beam.

This invention discloses a cable chain forging device, belonging to the field of hardware forging technology. It includes a base, with an auxiliary mechanism featuring a processing table mounted on the top of the base. The processing table is fixedly mounted on the top of the base. A flow-dispersing mechanism with a ring frame is located near the top of the base and the ring frame is rotatably mounted on the top of the processing table. A long plate is connected to the surface of the ring frame near the processing table, and multiple air nozzles for blowing and dispersing air onto the cable chain are connected to the surface of the long plate near the processing table. This invention uses a heating box and an air pump to deliver heat to the ring frame and blows air onto the cable chain on the processing table through the air nozzles on the long plate, providing a stable and suitable temperature environment for the cable chain. It can also more accurately maintain the temperature of the cable chain during the forging process, avoiding changes in material properties due to temperature fluctuations, thereby effectively ensuring the quality and precision of the cable chain forging and improving the mechanical properties and stability of the finished cable chain.

This utility model relates to a fixture for machining short nozzle EDM orifices, used for irregularly shaped short nozzles. The fixture includes a clamping body and a locking device. By setting a circular positioning groove that matches the circular cross-section of the bottom of the irregularly shaped short nozzle, a radial positioning reference is provided for the nozzle, solving the initial positioning error caused by mismatched positioning references in traditional clamping methods. At the same time, by setting a radially pressing locking device on the top sidewall of the clamping body, a uniform radial clamping force can be applied to the circular part at the bottom of the nozzle, overcoming the problem of uneven clamping force caused by the non-cylindrical structure at the top, and limiting the circumferential deflection tendency of the workpiece during processing, thereby significantly improving clamping stability and repeatability.

The invention discloses a multi-head embroidery machine and a dual-drive-shaft clutch mechanism thereof, and belongs to the technical field of embroidery, an axial clutch piece moves in the axial direction in the clutch process so as to realize transmission separation of one of a first drive shaft and a second drive shaft and transmission connection of the other one; the driving shaft positioning structure is used for achieving circumferential positioning of the first driving shaft and the second driving shaft after transmission separation with the axial clutch piece so as to limit rotation of the first driving shaft or the second driving shaft. Therefore, one of the first driving shaft and the second driving shaft which are separated from the axial clutch piece can be circumferentially positioned, so as to ensure that convex teeth and tooth grooves between the axial clutch piece and the first driving shaft and between the axial clutch piece and the second driving shaft are meshed again during next clutch.

The utility model discloses an assembly type building floor production mold capable of quickly taking out plates, which comprises a mold plate frame, the mold plate frame is of an assembly type structure, and the mold plate frame is formed by crossing two groups of transverse baffles and longitudinal baffles; a supporting plate is arranged at the bottom of the mold plate frame, a plurality of groove pressing mold strips are fixedly arranged on the surface of the supporting plate, and inserting blocks are fixedly arranged on the periphery of the supporting plate; limiting assemblies are arranged on the two sides of the mold plate frame, each limiting assembly comprises a C-shaped limiting plate, latch-shaped lock catches are arranged at the tail ends of the two ends of each C-shaped limiting plate, each latch-shaped lock catch comprises an overturning spring bolt and two locking blocks internally provided with grooves, connecting plates are fixedly arranged at the bottoms of the inner sides of the transverse baffles and the bottoms of the inner sides of the longitudinal baffles, and groove pressing mold strips are also arranged on the connecting plates connected with the inner sides of the longitudinal baffles. The pressing groove die strip is attached to and connected with the pressing groove die strip on the supporting plate; the utility model has the advantages of simple and fast disassembly, high assembly precision, convenience in transportation, low rejection rate of finished products, and labor cost saving.

The utility model discloses a double main shaft three knife tower numerical control machine tool, including the machine base that is equipped with three parallel X axle guide rail. Two independent control's knife tower mechanism is equipped on first X axle guide rail, can cooperate or independent operation, the coaxial opposite arrangement of first main shaft mechanism and movable second main shaft mechanism is equipped on second X axle guide rail, realizes workpiece automatic butt joint and shift, third X axle guide rail is equipped with third knife tower mechanism. The machine tool passes through the innovative layout of three knife towers and double main shaft, supports multiple high -efficient processing mode: two knife towers can synchronize and process one end of a workpiece, and third knife tower processes the other end or another workpiece, also can realize workpiece automatic shift to another main shaft after one end processing, and is continued processing the other end by any one or two knife towers. Therefore, on one hand can greatly improve production efficiency and equipment utilization, on the other hand eliminates the manual turn -around clamping link, positioning error and downtime are reduced significantly, is suitable for the high -speed precision machining of complex parts.

The application discloses a forming method of a special-shaped structure and relates to the technical field of composite heat-proof layer forming. The method comprises the following steps: preparing a bearing body, a heat protection structure, a sleeving tool and auxiliary materials, horizontally installing the bearing body and the heat protection structure on two sides of a sleeving platform respectively and making special-shaped surfaces face downward, forming a glue layer prefabricated body on a vertical surface of the bearing body, preparing sleeving glue after detecting a gap and interference in the sleeving test, preparing the sleeving glue and brushing the glue on bonding surfaces in different regions, pushing the heat protection structure into the bearing body to form an assembly, and obtaining the special-shaped structure after solidification, cleaning of accumulated glue and demolding.

The application provides a semi-vacuum inert gas environment ultrahigh-temperature 3000 DEG C carbon fiber graphitization temperature self-adaptive PID control method, relates to the technical field of automatic temperature control, and comprises the following steps: S1: semi-vacuum inert gas environment construction and parameter initialization; S2: ultrahigh-temperature graphitization furnace initial parameter configuration and sensor calibration; S3: temperature acquisition and multi-source data fusion processing; S4: temperature deviation and furnace dynamic characteristic analysis; S5: adaptive PID parameter optimization based on chaotic cat swarm optimization and bayesian regularization extreme learning machine; S6: heating power regulation based on PID and sparse kernel extreme learning machine feedforward control; S7: real-time feedback and iterative optimization closed-loop control; S8: abnormality detection and emergency treatment.The application realizes accurate and stable control of the ultrahigh-temperature graphitization process temperature, guarantees sufficient carbon fiber graphitization structure conversion, and improves product quality consistency.

The invention belongs to the technical field of semiconductor processing, relates to a silicon carbide grinding system based on nano abrasive ultrasonic vibration dispersion and a use method, and is suitable for ultra-precision grinding and polishing of semiconductor materials. The vibration generator is used for applying high-frequency vibration to the grinding liquid in the pipe, and the sedimentation tendency and the agglomeration tendency of the grinding material are broken; density sensors are arranged at outlets of the flow dividing structure, and the density of grinding liquid supplied to different areas of the grinding disc is monitored in real time. The control unit calculates a distribution uniformity index according to the density values, and compares the distribution uniformity index with a preset threshold value, thereby dynamically adjusting the vibration intensity in a closed-loop manner. The problems of non-uniform distribution, inconsistent processing quality and pipeline blockage caused by grinding material sedimentation and agglomeration are fundamentally solved, the uniformity and reliability of the grinding process are remarkably improved, and the grinding device has low power consumption and high stability and is suitable for large-scale semiconductor wafer grinding production.

The invention discloses a mold of a screw sun rotor. The mold comprises a lower mold base substrate, an upper mold base substrate, a lower mold core, an upper mold core, a plug connector, a mounting piece, a linear driving mechanism, a lock head, a forming insert and a pouring runner. The upper die holder base plate is arranged at the top of the lower die holder base plate, the lower die cores are arranged on the upper die holder base plate and the lower die holder base plate respectively, the upper die cores and the plug connectors are connected to the lower side of the upper die holder base plate, and the installation parts and the external assembly parts are arranged at the corresponding positions of the lower die holder base plate to strengthen the stability of the positioning structure. The linear driving mechanism is installed at the outer end of the assembly part and connected with the guide part through an installation frame. The guide piece pushes the transmission piece to enable the lock head to tightly press the plug connector, movement of the core pulling assembly is limited, and dislocation of a spiral profile seam of the forming cavity is prevented. The forming insert is inserted into the forming cavity for precise molding, the forming head is clamped with the stable component, and molten metal is smoothly injected into the pouring runner. According to the mold, the consistency of the manufacturing precision and quality of the screw sun rotor is ensured, and the reliability and durability in the production process are improved.

The present application relates to the technical field of harness processing equipment, and discloses a kind of multi-harness parallel processing equipment, including at least two groups of processing module, carrier backflow mechanism, multiple multi-claw combination carriers, carrier guide-in mechanism and carrier recycling mechanism.Carrying backflow mechanism includes processing track and backflow track, forms closed circulation conveying path;Each multi-claw combination carrier is integrated with at least two groups of independent harness clamps, can simultaneously clamp at least two harnesses;Carrier guide-in mechanism and carrier recycling mechanism are used to realize the transfer between backflow track and processing track of carrier;Carrier backflow mechanism can drag multi-claw combination carrier to pass through the processing station of all processing modules in turn, and each processing module can process the multiple harnesses clamped by multi-claw combination carrier on the current station synchronously.The present application realizes simultaneous processing and output of multiple harness products under the same production rhythm, with the advantages of high efficiency, compact structure, stable operation, low cost and the like.

The utility model provides half -automatic key cap equipment of pressing, belong to keyboard production technical field, including feeding assembly, including box, fixedly connected in the support platform of box upper end, fixedly connected in the slide rail of support platform side wall, the sliding element of adaptive installation in the middle of slide rail and fixedly connected in the support plate of sliding element end, and the lower die mounting seat of fixedly connected in the support plate end of pressing assembly, including the cover plate of fixedly connected in the support platform end, the pressing plate of sliding connection in the inner wall of cover plate, fixedly connected in the upper die mounting seat of pressing plate lower extreme, and the lower die mounting seat of fixedly connected in the support plate end. The utility model has the beneficial effects that: through the cooperation of feeding assembly and pressing assembly, the upper die plate and the lower die plate are accurately aligned in the pressing process, the precision and quality consistency of key cap pressing are guaranteed. Each component adopts modular design, can dismantle and install fast, is convenient for the maintenance and maintenance of equipment, can adapt to the pressing demand of different specifications key cap, improves the versatility and application scope of equipment.

This invention relates to the field of image processing technology, specifically to an automated processing method and system for ancillary results of multi-source remote sensing imagery. The method includes: parsing and extracting core parameters such as side viewpoint, temporal phase, and data source type for each remote sensing image from the original metadata file set, generating a set of structured metadata objects; generating a set of standard scene numbers based on the data source type, track number, and image acquisition time information in the structured metadata object set; and batch-producing the full-scene image metadata files, projection information files, and coordinate information files for each remote sensing image based on the completed full-scene image set, standard scene number set, and structured metadata object set, thus obtaining an initial set of ancillary results. This invention, by parsing and extracting core parameters and generating a set of structured metadata objects, provides a unified, accurate, and machine-readable data source for all subsequent automated steps, eliminating production errors caused by misunderstandings of metadata at the source.

The utility model discloses a Mylar horn cloth pasting machine with an automatic pasting mechanism, which comprises a support feeding mechanism, an A glue dispensing mechanism, a B glue dispensing mechanism, a cloth stamping and feeding mechanism, a shaping mechanism, a discharging mechanism, a conveyor belt oven drying mechanism and an operation table, a support feeding mechanism, an A glue dispensing mechanism, a B glue dispensing mechanism, a cloth stamping and feeding mechanism, a shaping mechanism and a discharging mechanism are installed on the top of the operation table, and a conveying belt oven drying mechanism is arranged under the discharging mechanism. Through automatic cooperative work of all the mechanisms, the production time of pasting cloth on each loudspeaker is greatly shortened, and compared with traditional manual operation, the production efficiency is remarkably improved. Through precise actions of all the mechanisms, especially high-precision operation of the automatic support feeding mechanism and the cloth stamping and feeding mechanism, the cloth pasting precision and quality consistency are guaranteed, and the defective rate is reduced. And due to automatic production, the dependence on manpower is reduced, and the labor cost is reduced.

The application discloses a batch type automatic welding machine, which comprises a workbench, a first machine box arranged on one side of the workbench, a second machine box arranged on the other side of the workbench, a work station switching assembly installed on the second machine box and the first machine box, a first mounting frame of the work station switching assembly, and a second mounting frame fixedly connected to the second machine box and the first machine box. The work station switching assembly is used for switching the work station of a carrier, and only one person is needed to complete the whole process operation, so that the labor cost and labor intensity are greatly reduced, the manual transfer deviation is avoided, the welding precision and product consistency are ensured, and the product yield is greatly improved. The feeding mechanism is modularly designed, and product change can be completed by replacing a small number of accessories, so that the flexible production demand of multiple varieties is met. The equipment can be flexibly switched between single machine operation and online continuous production mode, and is suitable for different capacity demands. In addition, the step type work station conveying is adopted, so that the multi-part assembly and welding parallel operation are realized, and the production efficiency is greatly improved.

The utility model discloses a resistor forming machine for sensor production, which relates to the technical field of sensor production and comprises a support, a vibration feeding disc mounted above the support and a forming component. The support comprises a bottom plate, a tray fixed to one end of the upper side of the bottom plate and a side plate fixed to the other end of the upper side of the bottom plate. The vibration feeding disc comprises a machine body, a spiral feeding disc arranged on the upper portion of the machine body and a material guiding groove plate connected with a discharging port of the spiral feeding disc. The forming assembly comprises a feeding port located below the tail end of the guide groove plate, an inclined pipe fixed to the lower portion of the feeding port, a rotating disc located at the tail end of the inclined pipe, a shaft rod in transmission connection with the rotating disc and a forming tool fixed to the outer side of the shaft rod. The limiting groove is formed in the side face of the inclined pipe, so that the stability and directivity of materials in the conveying process can be kept, it is guaranteed that the materials can enter a forming cutter to be machined in a correct posture, and the accuracy of material treatment in the forming process is improved.

This invention belongs to the field of sheet metal processing technology, specifically relating to a flexible progressive forming method for large sheet metal parts based on multi-robot collaboration. The method includes the following steps: dividing the three-dimensional model of the target component into several sub-regions based on its geometric features, and determining the tool head and forming process parameters for each robot in each sub-region; performing trajectory planning and motion synchronization for each robot; performing dynamic collision detection based on the real-time position feedback of each robot, and optimizing the trajectory through coordinated planning of speed and trajectory; and dynamically adjusting the forming process parameters of each robot based on the real-time force feedback of each tool head using a force / position hybrid control algorithm. Compared with existing technologies, this invention solves the problems of limited forming range and low efficiency in existing technologies. This solution achieves both expanded forming range and ensures consistent forming accuracy and quality of the component.

The invention relates to the technical field of machining equipment and safety protection, in particular to a follow-up splash-proof shield of a milling machine spindle. The shield comprises a supporting device made of aluminum profile, a sliding device linked with a main shaft of a milling machine, a dynamic protection device integrating a follow-up roller shutter unit, a lateral sealing unit and a gap sealing unit, a visual observation device made of acrylic and a pneumatic clamping tool. The sliding device drives the dynamic protection device to synchronously move in multiple directions along with the main shaft, all kinds of sealing parts form all-dimensional dynamic and static sealing of a milling area, the visual observation device achieves non-shielding monitoring of the machining state, and the pneumatic clamping tool can stably fix a workpiece and eliminate machining vibration and displacement. According to the device, splashing pollution of copper cuttings is effectively eradicated, the cleanliness and machining precision of milling pretreatment of the wiring board are guaranteed, operation and maintenance are convenient and fast, the structure is modularized, adaptability is high, and the protection effect and production efficiency of milling machining can be remarkably improved.

The utility model relates to be applied to cutting device field's a kind of cutting device for silica gel seal ring production, including equipment base, the upper end left side of equipment base is fixedly connected with vertical stand, the upper end right side of equipment base is fixedly connected with sleeve material horizontal shaft, the right end of vertical stand is installed with object top frame, the right end of vertical stand is fixedly connected with first electric guide rail, the output of first electric guide rail is connected with second electric guide rail, the output of second electric guide rail is connected with cutting assembly, and cutting assembly includes equipment frame, and the left and right two inner walls of equipment frame are rotatably connected with cam horizontal shaft, in above-mentioned silica gel seal ring production cutting device, the present scheme utilizes and the motor of the cam horizontal shaft circumscribed drives its rotation, cooperates with the interaction of horizontal shift partition block and cam horizontal shaft, the spacing between multiple cutting blades can be flexibly adjusted, to meet the cutting demand of different width finished product ring piece, significantly improve the application range and production flexibility of device.

The utility model provides a kind of key sleeve body keyway trisection tool, including tool base, the tool base top near center place is fixedly installed with triangular frame, the inside of triangular frame is slidably connected with mounting bracket, the side of mounting bracket near triangular frame center place is equipped with installation port, the inside of installation port is engaged with the installation block being provided, the inside of installation block is penetrated and is equipped with locating hole, the side of installation block away from mounting bracket is fixedly installed with clamping piece, the inside of tool base is equipped with driving assembly, the inside of mounting bracket is provided with positioning assembly, driving assembly with motor drives three mounting brackets synchronous movement, ensure that clamping piece applies uniform and consistent clamping force, prevent workpiece displacement or deformation, guarantee the dimensional accuracy and quality consistency of keyway processing, reduce scrap rate, simultaneously, replace manual clamping operation, worker does not need long time repeated force, effectively avoid fatigue work, greatly increase the practicability of device.

The invention discloses an outer edge chamfering device for transmission shaft machining, and relates to the technical field of shaft workpiece machining. The outer edge chamfering device comprises a bed plate and a middle table fixed to the top end of the bed plate; the door-type double-position supporting shaft tool is erected on the outer side of the middle table in the X-axis direction, a hydraulic supporting shaft assembly is arranged at the top end of the bed board on the side, away from the middle table, of the door-type double-position supporting shaft tool, and the door-type double-position supporting shaft tool is matched with the hydraulic supporting shaft assembly and supports the transmission shaft workpiece; and a blanking frame is mounted on the outer wall of the gate-type double-position supporting shaft tool below the hydraulic supporting shaft assembly. After chamfering is completed, the hydraulic shaft supporting assembly is folded, a transmission shaft workpiece falls on the short roller type discharging guide assembly along the discharging frame, the pneumatic opposite synchronous traction assembly enables the roller belt type linear shaft feeding assembly to get close to and make contact with the workpiece, and then the workpiece is conveyed out in the axial direction; the purposes of double-station and double-end synchronous chamfering and automatic discharging are achieved.

The application discloses a kind of displacement-resistant patch devices for SMT chip mounter, specifically relates to SMT chip mounter technical field, including conveying belt, fixedly installed in the top surface of conveying belt chip mounter, fixedly installed in the operation panel of chip mounter front, two front and rear symmetrical clamps in the upper of conveying belt.It is synchronous translation by motor drive double-end threaded rod to drive both sides slider and clamp through displacement-resistant component, cooperate with the guidance of first slide rod, let clamp be stable to the patch and draw close, realize the close gapless clamping of patch front and rear side, eliminate horizontal direction displacement;Clamping simultaneously, patch extrusion push plate triggers gas transmission structure, promotes second slide rod and drives pressure plate to descend, so that rubber plate forms flexible extrusion to patch top surface, spring can be adapted to different thickness patch, realize non-injury pressure solid, form the double fixing effect of front and rear clamping+top surface pressure solid, avoid patch to appear deviation, warping etc. in the process of mounting, guarantee mounting precision.

This application discloses a shearing machine for steel structure fittings, belonging to the technical field of shearing machines. It includes an L-shaped base with a collection box mounted on it. L-shaped seats are fixedly connected to both sides of the L-shaped base, and a convex mold seat is fixedly connected to both sides. A corner groove is provided in the middle of the convex mold seat, and electric cylinders are fixedly installed at both ends of the convex mold seat. Through a rapid shearing mechanism, the two horizontal plates of a concave steel fitting can be precisely sheared, forming a corner groove in a single shearing operation. Compared to traditional shearing equipment that requires shearing one side at a time, this greatly improves production efficiency, allowing for the processing of double-sided corner grooves in a single clamping operation, reducing processing steps and time. The precise positioning and clamping system, combined with a stable transmission structure, ensures shearing accuracy and reduces scrap rate. The efficient waste collection device keeps the work area clean and easy to maintain, and operation is simple.