815results about How to "Improve processing quality" patented technology

The invention discloses a scene perception information fusion decision-making method for industrial field multi-source heterogeneous data, which comprises an edge layer, a cloud layer and an interaction layer which form a three-level collaborative architecture, and belongs to the technical field of industrial field data processing. The method comprises the specific steps that S1, an edge layer collects industrial field multi-source heterogeneous original data and carries out self-adaptive preprocessing to obtain cleaned multi-source feature data; s2, the edge layer processes the multi-source feature data through a lightweight scene perception model, and outputs a preliminary scene judgment result; s3, the cloud layer constructs and updates a causal relationship graph based on industrial business knowledge and incremental data of the edge layer, processes data uploaded by the edge layer through a causal reasoning fusion model, outputs a decision result and issues the decision result through the interaction layer; and S4, the cloud layer optimizes parameters of the causal reasoning fusion model and the lightweight scene perception model based on a decision execution result fed back by the edge layer, and issues the optimized parameters to the edge layer through the interaction layer to realize dynamic iteration.

A multi-wire cutting machine achieving feeding action through movement of a cutting wire net is provided with a base, a machine frame, a workbench, a cutting feeding system, a wiring system and a control system, the base is horizontally arranged, the machine frame and the workbench are installed on the base, the cutting feeding system and the machine frame are assembled, and the wiring system is arranged on the base and the machine frame; the cutting feeding system comprises a lifting seat, a lifting motor and a lead screw nut transmission mechanism, the lifting motor is installed on the top of the rack, and the lifting seat is driven by the lead screw nut transmission mechanism to move up and down; the routing system comprises a cutting wire, a pay-off mechanism, a guide wheel, a tensioning mechanism, a grooved wheel and a take-up mechanism, the cutting wire bypasses the guide wheel and the tensioning mechanism which are arranged on the rack and is wound on the grooved wheel to form a cutting wire net, and the grooved wheel is mounted on the lifting seat. According to the multi-wire cutting device, cutting operation of large graphite material workpieces is achieved, and the purposes of simplifying the structure of multi-wire cutting equipment and improving the machining quality of the workpieces are achieved.

The invention relates to the technical field of grinding path optimization, and discloses an abrasive paper grinding path optimization system based on reinforcement learning. According to the system, a grinding task is decomposed through a task analysis module, and a state space is defined by fusing a current position, a historical track and real-time surface roughness through a state construction module. The strategy learning module utilizes a deep reinforcement learning network to carry out iterative training by exploring actions and collecting reward experience in simulation so as to learn an optimization strategy. And the trained network inferes local optimization paths for the sub-regions, and a global grinding path is formed after splicing and smoothing. According to the method, self-adaptive path planning is achieved through autonomous decision-making of reinforcement learning, closed-loop quality control is formed by means of real-time roughness feedback, and the intelligent level of grinding machining and the consistency of workpiece surface quality are improved.

The invention belongs to the technical field of numerical control machine tool spindles, and discloses a worm grinding wheel gear grinding machine spindle online dynamic balance method and device, and the method comprises the steps: S1, building a worm grinding wheel gear grinding machine spindle motion model; s2, designing a built-in dynamic balance device of the grinding wheel spindle; s3, acquiring vibration data of the main shaft in a running state in real time; s4, the unbalance amount is calculated, and the dynamic balance device is adjusted; and S5, vibration data are repeatedly obtained and adjusted until the radial runout of the main shaft is lower than a set threshold value. The method can effectively reduce the vibration of the main shaft and improve the rotation precision by acquiring the vibration data of the main shaft in real time and adjusting the built-in device. The device comprises a shaft core, a balance tile, a driving motor and an adjusting assembly. The driving motor transmits torque to the balance tile through the adjusting assembly, and the relative position adjustment of the balance tile relative to the radial direction of the shaft core is achieved. The device is simple in structure and convenient to install, high-precision real-time dynamic balance is achieved through cooperation of the built-in balance tile, the adjusting assembly and the like, and the system reliability is improved.

The application discloses a laser engraving processing device and method based on a five-axis engraving machine, relates to the field of laser engraving equipment control, and loads a three-dimensional CAD model and a process task of a workpiece to be processed, distributes the process task to machining paths of each laser processing assembly, respectively predicts time-space collision of paths of five laser processing assemblies, adjusts speed or paths of low-priority laser processing assemblies through a priority avoidance algorithm when collision risk is predicted, and generates a collision-free pre-planned path. Through reasonable path planning and a collision avoidance mechanism, the application effectively avoids collision risk between multiple laser processing assemblies and guarantees stability of a machining process. Through establishment of a thermal influence monitoring grid and a thermal dose accumulation model, laser machining parameters are adjusted in real time, workpiece deformation caused by thermal dose superposition is avoided, and machining quality is improved. A focal point dynamic following mechanism ensures that the focal point is always in an optimal machining position, and further improves engraving precision.

The utility model relates to the field of protective film discloses a kind of hot-press processing device of household electrical appliance protective film, including workbench, the top of the workbench is fixedly connected with support, the inner wall top of the support is fixedly installed with hydraulic cylinder, the output end bottom of the hydraulic cylinder is fixedly connected with hot-press plate, the top of the workbench is provided with fixed mechanism, the fixed mechanism includes placing seat, the placing seat is fixedly connected in the top of workbench, the front of the placing seat is provided with recess.This utility model, through the cooperation of first electric push rod, push plate, moving rod and fixed clamp, combined with the second electric push rod driving articulated rod, slide base drives fixed clamp to adjust spacing, realize the automatic pressure fixation of different size protective film, the stress is uniform during fixing process, effectively avoid the displacement and wrinkle of protective film when hot-pressing, significantly improve the close tightness, solve the problem of poor fixing effect of prior art.

This invention relates to the field of machine vision technology, specifically to a method and system for positioning the rim of paper cups in a stacked paper cup production line. The invention acquires consecutive frame images of each paper cup; selects representative points of the cup rim contour in each frame; determines the directional deviation angle of each representative point based on its displacement vector in adjacent frames; obtains the sliding influence coefficient of the cup rim position in each frame based on the displacement vector and directional deviation angle; analyzes the fluctuation amplitude of the cup rim position sliding in all frames to determine the degree of sliding influence of each rim; combines this with the hysteresis time to determine the degree of hysteresis deviation of the cup rim position in each frame; and determines the degree of positional mismatch of each rim based on the degree of sliding influence and the degree of hysteresis deviation, thereby determining the correction degree for each rim and correcting its position. This invention can improve the positioning accuracy of paper cup rims and ensure precise alignment in subsequent processes.

This application relates to the field of fabric edge trimming technology, and in particular to a laser edge trimming device for printed fabrics. The device includes a worktable, a laser cutting device and a mounting plate mounted on top of the worktable. A cavity is provided in the middle of the mounting plate. The mounting plate is connected to a horizontal adjustment structure and a vertical adjustment structure. The horizontal adjustment structure is connected to the mounting plate, one end of the vertical adjustment structure is fixedly connected to the horizontal adjustment structure, and the other end of the vertical adjustment structure is connected to the laser cutting device. An air jet device is provided on one side of the mounting plate. The air jet device includes a nitrogen cylinder, an output pipe, and a high-pressure nozzle. The nitrogen cylinder is slidably connected to the mounting plate and is connected to the output pipe. The output pipe is connected to the high-pressure nozzle, which is located on one side of the laser cutting device. A dust collection device is provided on the other side of the mounting plate. The dust collection device includes a vacuum cleaner, a vacuum hose, and a vacuum hood. The vacuum hood is located on the other side of the laser cutting device and is connected to the vacuum hose. The vacuum hose is connected to the vacuum cleaner.

This utility model discloses a core straightening device for wire and cable processing, relating to the field of wire and cable processing technology. The straightening device includes a first straightening seat and a second straightening seat fixedly mounted adjacent to each other on a base. Both the first and second straightening seats are equipped with straightening mechanisms. A clamping mechanism and a cleaning mechanism for cleaning the cable surface are sequentially arranged on the base in front of the first and second straightening seats. The clamping mechanism includes a clamping seat, on which a first turntable is rotatably mounted. Multiple sets of rotating rods are hinged along the circumference of the clamping seat and slide in cooperation with the first turntable. The top of each rotating rod has a clamping roller that rotatably contacts the surface of the cable body. When in use, this device overcomes the problem in existing technologies where the inability to clamp and fix wires and cables leads to unstable core fixing. Furthermore, the lack of cable cleaning allows core materials with mineral deposits to enter the straightening process, resulting in more severe bending and creases in the core material.

The utility model relates to plate processing technical field especially relates to a flat plate work piece bending device, including setting on the press bending female die of machine tool operation platform, the top surface of press bending female die places the flat plate work piece to be pressed bending, the top of flat plate work piece is provided with the press bending male die, the both sides of press bending male die are connected with the mounting seat of symmetrical arrangement, the outside of mounting seat all is provided with the cylinder connected with it, the bottom of mounting seat all is provided with through -hole, the telescopic link of cylinder passes through the through -hole and is arranged in the bottom of mounting seat, the protruding end of telescopic link all is connected with the clamping block, the utility model discloses through the clamping block clamping flat plate work piece, fixes its limit, makes flat plate work piece in the process of pressing bending, the middle line relative press bending male die middle line can not displace, is not easy to go out left and right press bending asymmetric situation to reach the effect that prevents the running, improves finished product processing quality.

The utility model discloses a kind of polishing liquid supply system and chemical mechanical polishing system, it is related to chemical mechanical polishing technical field, to solve the problem that polishing liquid stagnates and gathers into large particle in inside supply pipeline, when polishing, large particle causes wafer scratch, reduces product yield ratio. Including polishing liquid supply equipment, main supply pipeline, three-way valve and reflux pipeline;Wherein, the input end of main supply pipeline is communicated polishing liquid supply equipment, the output end of main supply pipeline is used to supply polishing liquid to polishing pad;Three-way valve includes first interface, second interface and third interface, the first interface and second interface of three-way valve are connected in main supply pipeline along the flow direction of polishing liquid, three-way valve is used to when supply polishing liquid, so that the input end and output end of main supply pipeline are communicated;The both ends of reflux pipeline are respectively communicated in the third interface of three-way valve and polishing liquid supply equipment, three-way valve is used to when not supply polishing liquid, so that the input end of main supply pipeline and reflux pipeline are communicated.

The application provides a precision machining method for earphone mesh mold forming parts, comprising the following steps: designing a copper electrode three-dimensional design drawing according to an earphone mesh mold forming part three-dimensional design drawing; setting a machining strategy and machining parameters according to the copper electrode three-dimensional design drawing, and generating a numerical control machining program, the machining strategy comprising sequentially performing rough machining, semi-finishing machining and finishing machining on the copper electrode blank; using a precision numerical control machine tool to process the copper electrode blank according to the numerical control machining program to form a copper electrode, in the finishing machining, the inner hole on the copper electrode is machined by using a fifth tool with a diameter of 0.3 mm; screening out qualified copper electrodes according to quality detection standards; using a precision numerical control discharge spark machine to perform electric spark machining according to preset discharge parameters and the qualified copper electrodes, and the part blank is made into an earphone mesh mold forming part. The application can solve the problems of hole deformation and size precision after copper electrode machining, and improve the qualified rate of copper electrodes and earphone mesh mold forming parts.

This utility model provides a multi-angle adjustable metal drilling machine clamping device, belonging to the field of drilling machine technology. It includes a support assembly comprising a bracket, a support plate fixedly connected to the end of the bracket, a support seat fixedly connected to the end of the support plate, and a turntable rotatably mounted on the side wall of the support seat. The clamping assembly includes a base fixedly connected to the side wall of the turntable, a crossbeam slidably connected to the inner wall of the base, a positioning seat fixedly connected to the end of the crossbeam, a baffle hinged to the side wall of the positioning seat, and a positioning plate fixedly connected to the top of the positioning seat. The beneficial effects of this utility model are: through a precisely designed guiding structure, it can provide a stable and accurate guiding channel for the drill bit, reducing deviations during the drilling process, improving drilling accuracy, adapting to metal workpieces of different sizes and shapes, expanding the applicability of the clamping device, meeting various complex drilling processing needs, and improving the versatility and practicality of the clamping device.

This invention discloses a processing device and installation method for a manhole hoop ring in a diaphragm. The processing device includes a straightening rod assembly, which comprises a telescopic rod, a screw top plate, a hoop ring clamping plate, and a locking component. The screw top plate is located at both ends of the telescopic rod, and the locking component is located between the screw top plate and the hoop ring clamping plate. The installation method includes the following steps: 1. Fixing the half hoop ring on a straightening platform; 2. Preheating the half hoop ring using a hoop ring reciprocating heater; 3. Straightening the half hoop ring by bending; 4. Fixing the straightening rod assembly onto the half hoop ring; 5. Installing the half hoop ring into the manhole of the diaphragm; 6. Straightening the half hoop ring using the straightening rod assembly and spot welding it in place. The processing device in this invention is easy to adjust and highly applicable, solving the problem of installation issues caused by size mismatch between the existing hoop ring and the manhole of the diaphragm. The installation method is easy to operate, step-by-step, and has low operational difficulty. Adjustments can be made promptly during installation, ensuring installation quality.

The invention discloses an intelligent laser system with an energy-saving function. The intelligent laser system comprises a color detection device, a height measurement device, a laser generation device, a temperature detection device, a conveying device and a controller. According to the device, edge sealing belts with different colors can be detected through the color detection device, edge sealing belts with different heights are measured through the measuring device, and meanwhile, the controller controls the output power of the laser generating device and the size of light spots in real time according to the conveying speed of the conveying device; when the laser generating device outputs laser to process the edge sealing band, the controller detects the temperature of the laser irradiation area through the temperature detection device and adjusts the output power and the light spot size of the laser generating device to form closed-loop control, so that the edge sealing bands with different colors and heights can be processed by proper output power and light spots, and the processing efficiency of the edge sealing band is improved. And a proper processing temperature is achieved, so that higher processing quality is obtained.

The present application relates to helical slot processing technical field, disclose a kind of helical slot bevel cutting mechanism and processing method, including linear module and two processing tool bits, the linear module and two processing tool bits are all installed on machine tool, the moving seat of the linear module is fixedly connected with support plate, the outside of the support plate is fixedly connected with two mounting brackets, the outside of the mounting bracket is provided with rotating mechanism and chip removal mechanism, the rotating mechanism includes motor, the motor is installed on the outside of mounting bracket, the output of the motor is fixedly connected with mounting sleeve, the inside of the mounting sleeve is slidably connected with sliding rod. By two processing tool bits simultaneously to the both sides of part helical slot processing, cooperate with the rotation of part and the position of overall structure to move, realize the accurate control of cutting path, compared with the traditional single tool rotation angle cutting, can effectively improve processing efficiency, and ensure helical slot cutting seam precision is more stable, improve processing quality.

The utility model provides a kind of spray dust removal desulfurization tower, including desulfurization tower body, disc-shaped shunt pipe is fixed in the inside of desulfurization tower body by connecting rod, serpentine shunt pipe is installed below the disc-shaped shunt pipe, the disc-shaped shunt pipe is connected through communicating pipe with serpentine shunt pipe, first nozzle is installed in disc-shaped shunt pipe bottom end surface, second nozzle is installed in serpentine shunt pipe circumferential surface, pump body is installed in the outside surface of desulfurization tower body, pump body output end is connected through pipeline with disc-shaped shunt pipe, pump body input end is connected through pipeline with treatment liquid.The utility model desulfurization tower body is fixed with disc-shaped shunt pipe and serpentine shunt pipe by unique design inside, and is equipped with first nozzle and second nozzle respectively.This structure makes treatment liquid be able to spray from different direction, different position, compared with traditional single spray structure, greatly increase the contact area of treatment liquid and waste gas.

The embodiment of the utility model provides arc-shaped laminboard cutting equipment. The arc-shaped laminboard cutting equipment comprises a material table; the two longitudinal sliding rails are arranged on the two sides of the material table; the at least one transverse sliding rail is arranged on the longitudinal sliding rail; the sliding rail driving device is arranged on the material table and is connected with the transverse sliding rail through a transmission assembly; the cutting saw is connected to the transverse sliding rail and provided with a plurality of saw blades arranged at intervals; the cutting driving device is arranged on one side of the transverse sliding rail and connected with the cutting saw through a driving assembly. According to the technical scheme, after a plate needing to be cut is placed on the material table, the cutting saw can move along the transverse sliding rail so that the plate can be cut, and after one position is cut, the transverse sliding rail and the cutting saw move along the longitudinal sliding rail together so that the cutting position can be changed. When the arc-shaped laminboard cutting equipment is used for cutting and processing the laminboard, the laminboard does not need to be moved repeatedly, the risk of scratching the laminboard is avoided, a plurality of slots can be cut at the same time, the processing efficiency is high, and the processing quality is good.

This utility model discloses a mold temperature measurement system for a fully automated capsule production line, belonging to the field of pharmaceutical capsule manufacturing technology. It includes an infrared temperature sensor, a PLC controller, and a touchscreen. The infrared temperature sensor is mounted on the mold pushing track before the glue-dipping station via a sensor bracket, with the sensor probe corresponding to the capsule mold after it has reached its position. The PLC controller is connected to the infrared temperature sensor to receive analog temperature signals and convert them into digital temperature values. The touchscreen is communicatively connected to the PLC controller, displaying the current temperature value in real time and storing historical temperature data. The PLC controller is configured to trigger a single temperature sampling after the capsule mold pushing action is completed. This utility model can automatically monitor, store, alarm, and analyze the temperature data of the capsule mold, improving capsule processing quality and reducing waste.

This invention relates to a non-contact, low-temperature, intermittent heat exchange pulsed-dynamic electrolytic machining apparatus and method, belonging to the field of electrolytic machining. The apparatus consists of a blade workpiece, a cathode plate, a cathode holder, and an insulating sleeve. The cathode plate undergoes high-frequency reciprocating vibration during radial feeding, coordinated with the synchronous switching of a pulse power supply, to achieve pulsed-dynamic electrolytic machining. In this pulsed-dynamic electrolytic machining method, the cooling medium flows into the insulating sleeve from the inlet of the cooling channel, flows through the cooling channel, and then flows out from the outlet of the cooling channel, reducing the temperature inside the insulating cavity. As the blade is shaped and enters the insulating cavity, the cooling medium undergoes convective intermittent heat exchange with the stray electrolyte within the cooling channel, reducing the temperature and conductivity of the stray electrolyte, and even freezing the stray electrolyte, creating a low-temperature environment around the shaped blade and inhibiting the electrolytic reaction in the stray corrosion zone. Pulsed-dynamic machining promotes the removal of electrolytic products and heat, further improving machining accuracy and surface quality.

The utility model discloses a half axle wheel end face positioning's differential housing vertical clamping device, its characteristics is, including base assembly, positioning device, pressure total assembly, side positioning assembly, the base assembly on be equipped with positioning device and side positioning assembly, positioning device on be equipped with pressure total assembly, positioning device pass through the support block support differential housing half axle wheel end face, positioning device pass through the positioning core axle and position differential housing radial center, side positioning assembly pass through the bolt to fix differential housing petal appearance, and position differential housing circumferential position, pressure total assembly pass through the opening pad and second nut and press tightly differential housing, be suitable for processing differential housing big end face hole, guarantee differential housing big face hole relative to half axle wheel hole's position degree, and the processing quality is stable, and frock structure is simple, and production efficiency is high, reduces the labor intensity of worker and production cost.

This utility model provides an integrated muffler mold that reduces impact damage, relating to the field of mold technology. It includes: an integrated mold body with a mold hole at the center of its top and a mold mounting groove at its bottom; a guide groove at a corresponding position on the outer side of the integrated mold body; a spring installed at the bottom inner side of the guide groove, and a guide slide plate installed therethrough; and a protective cover installed on the outer side of the guide slide plate. The protective cover moves upward above the top of the integrated mold body, providing comprehensive and effective protection for the mold hole. In complex workshop environments, the protective cover effectively blocks falling metal objects and other foreign objects, preventing damage to the mold hole from impacts and scratches, thus ensuring the integrity of the mold hole and solving the problem of potential damage to the mold edges caused by accidentally falling metal instruments.

This utility model relates to the technical field of injection molding parts processing equipment, and discloses an injection molding parts flattening and shaping mechanism, including a base and an injection molding part. A support frame is fixedly connected to the top of the base, and a flattening machine is slidably connected to the top of the support frame. A flipping mechanism is provided at the top of the base, and a clamping mechanism is fixedly connected to the left end of the flipping mechanism. The clamping mechanism includes a fixing block, the right end of which is fixedly connected to the left end of the flipping mechanism, and a motor is fixedly connected inside the fixing block. In this utility model, the motor drives the gear to rotate, causing the rack plate to slide, so that the L-shaped plate moves the square plate to achieve initial clamping. Multiple through holes, bolts, nuts, positioning rods, and clamping rods of the component work together. Appropriate through holes can be selected to install bolts according to the shape of the part, adapting to injection molding parts of different shapes and improving the accuracy and efficiency of clamping and positioning.

The utility model discloses a kind of sedimentation tanks for wastewater treatment, it is related to industrial wastewater treatment technical field, including treatment pool main body, the bottom of the treatment pool main body is provided with the dirt discharge port in funnel type, the treatment pool main body is provided with to be used to carry out stirring in pool to accelerate the dissolution of injection drug, simultaneously can also scrape off the dirt located in pool, adhering and depositing on pool inner wall in the process of stirring, the treatment pool main body inside is also provided with filter part, sedimentation layer and post-filter acquisition layer are divided by filter part, industrial wastewater is introduced into treatment pool main body by wastewater injection pipe, the first stage of sedimentation treatment is completed in sedimentation layer to the industrial wastewater of injection, the wastewater after first stage processing is completed second stage filtration treatment by filter part, the wastewater after filtration seeps from filter part upper surface, flows into post-filter acquisition layer, the sedimentation tank of the wastewater treatment can improve the treatment quality and treatment efficiency of industrial wastewater.

The application discloses an active unloading type liquid static pressure spindle and relates to the technical field of liquid static pressure spindles.The active unloading type liquid static pressure spindle comprises a spindle, a tray is fixedly arranged at the upper end of the spindle, a conical roller bearing is fixedly arranged at the lower part of the spindle, a radial bearing is fixedly arranged between the tray and the conical roller bearing on the spindle, an inner shell is sleeved outside the radial bearing and the conical roller bearing, a ring-shaped groove is oppositely formed in the middle of the upper and lower end faces of the inner shell, and an upper cover plate and a lower cover plate are respectively fixedly installed in the ring-shaped groove.The radial bearing limits the spindle in the radial direction, the conical roller bearing limits the spindle in the radial direction and the axial direction, the spindle is prevented from being displaced in the axial direction and the radial direction during operation, the transmission efficiency of the spindle and the stability of operation are improved, the machining precision of the machined objects on the tray is prevented from being affected, the appearance of defective products caused by precision is reduced, and the machining quality is improved.

This utility model provides a hollow-head forging die holder, belonging to the field of machining technology. Its structure includes: an upper die plate fixedly connected to the upper fixed plate of a hydraulic press; a fixed die plate fixedly connected to the worktable of the hydraulic press; an upper die on the upper die plate; a floating die plate on the fixed die plate; a lower die plate on the floating die plate; a side top plate on the fixed die plate; a side slider plate on the side top plate; a side slide rail fixedly connected to the floating die plate via a slide rail block; the side slider plate cooperating with the side slide rail; a side punch on the side of the side slider facing the lower die; and a safety block and a nitrogen spring on the fixed die plate below the floating die plate. This technical solution can efficiently and accurately complete forging processing. This utility model not only improves the degree of automation but also provides stable operation modes, high processing accuracy, and significantly improves processing efficiency and product quality.

The utility model relates to the technical field of steel turnover devices, in particular to a turnover device for H-shaped steel machining, which achieves supporting and positioning of the middle of H-shaped steel and improves machining precision and quality of the H-shaped steel. Comprising a base, an external supporting device is arranged on the base, and H-shaped steel is placed on the external supporting device; the device comprises a base and further comprises a lifting device, a driving device, a rotating device, a base, a limiting piece, two first hydraulic cylinders and two first clamping pieces, the base is installed on the base through the lifting device in an up-down moving mode, the limiting piece is rotatably installed on the base through the driving device, and the two first hydraulic cylinders are installed on the outer side wall of the limiting piece correspondingly; the two sets of first clamping pieces are oppositely installed on the limiting piece in a sliding mode, the moving ends of the two sets of first hydraulic cylinders are connected with the two sets of first clamping pieces correspondingly, and the rotating device is arranged on the base and used for overturning and adjusting the H-shaped steel.

The utility model provides a sheet part punch tapping indexing device, including rotation indexing mechanism, rotation indexing mechanism includes the fixed baseplate of being fixedly connected with drill press concentrically, rotation indexing mechanism still includes rotation baseplate, rotation baseplate concentric indexing rotation relative fixed baseplate, and rotation baseplate drives rotation through the hand wheel drive mechanism of installation in vertical side surface, hand wheel drive mechanism drives rotation baseplate rotation through right angle bevel gear transmission, rotation baseplate concentric fixedly links nut pressure mechanism and drives nut pressure mechanism concentric rotation, and nut pressure mechanism includes support frame, and support frame realizes sheet part synchronous rotation through the concentric pressure fixed installation sheet part of nut and elastic pad. The utility model reduces sheet part punch tapping waste rate to 2%, compact structure, convenient operation, guaranteeing accuracy reduces processing cost at the same time.

The invention relates to the technical field of metal cutting, in particular to composite brake drum precision turning equipment and method based on a PCBN cutter, and the method specifically comprises the steps that the temperature change and wall thickness distribution in the brake drum machining process are monitored in real time, and the distance between each area and the bottom of the brake drum and the distance between the cutter position and each area position at each moment are combined; constructing a regional comprehensive deformation degree; based on the difference between the regional comprehensive deformation degrees of different regions of each part, the regional deformation difference degree of each part is determined, the historical fluctuation condition of the regional deformation difference degree of each part at the current moment is analyzed, the parameter adjustment coefficient of each part at the current moment is determined, and cutting parameters are optimized in real time according to the coefficient; turning the brake drum; and non-uniform deformation caused by non-uniform wall thickness, heat accumulation and structural constraint can be effectively weakened, the stability of the machining process is improved, and therefore the machining quality of the composite brake drum is improved.

The utility model provides a high-precision injection molding device for a sun shield support assembly, which relates to the technical field of sun shield framework processing, and comprises a feeding cylinder, a screw extruder is arranged below the feeding cylinder, one end of the screw extruder is fixedly connected with a mounting rack, a fixed template is fixedly arranged on one side of the mounting rack, and the fixed template is fixedly connected with the screw extruder. A lower die base is fixedly arranged on the inner wall of the fixed die plate, a cooling structure is arranged in the fixed die plate, the fixed die plate is fixedly installed on a base, and two guide sliding rails are symmetrically and fixedly installed at the upper end of the base. The upper end of each guide sliding rail is slidably connected with two guide sliding blocks, the upper ends of the guide sliding blocks are fixedly connected with a movable mold plate, four opposite guide rods are fixedly arranged in the middle of the mounting frame, a mold closing oil cylinder is fixedly arranged on the outer wall of the mounting frame, and the outer wall of the movable mold plate is slidably connected to the outer walls of the four guide rods. The injection molding precision of the sun shield support can be improved, the mold box can be effectively cooled, and the service life of the mold box is prolonged.