77results about How to "Extrusion stability" patented technology

The invention relates to the technical field of 3D printing control, in particular to a 3D printing control method and system. The method comprises the following steps that a piezoelectric ceramic actuator is used for conducting pulse plastic melting state collection on a 3D printing nozzle, and plastic melt pulse monitoring data are generated; carrying out damping coefficient fitting on the plastic melt pulse monitoring data, and carrying out PID control instruction parameter dynamic adjustment to obtain a plastic melt flow extrusion control strategy; obtaining a target 3D printing model; and intelligent 3D printing control optimization is conducted on the target 3D printing model through a plastic melting flow extrusion control strategy, and an intelligent 3D printing control strategy is obtained. The micro sensor is integrated in the printing nozzle to collect melt flow data in real time, and printing parameters are dynamically adjusted, so that the flow behavior of the high-viscosity plastic melt is accurately controlled, and the surface quality and the size precision of a 3D printing piece are effectively improved.

The invention relates to the technical field of waste textile recycling, in particular to a rotary distributing device for waste textiles, which comprises a machine base, a case shell is fixedly mounted at the top of the machine base, a gear motor is arranged on the side surface of the case shell, a middle shaft rod is arranged in the case shell, and a roller part is fixedly mounted outside the middle shaft rod. According to the sorting machine component set, the gear motor drives the middle shaft rod, the roller piece and the hook piece to rotate, automatic hooking and material distribution from piles of waste clothes are achieved, the material distribution efficiency is greatly improved, the problem that clothes are overstocked due to the fact that manual material distribution is low in speed and low in efficiency is solved, and the waste cloth recycling efficiency is improved.

The invention discloses a 3D printing foaming part, a preparation method thereof and application of the 3D printing foaming part in the field of foaming shoe materials, and relates to the technical field of thermoplastic elastomer foaming material processing. According to the preparation method of the 3D printing foaming part, firstly, the foaming wire melt is obtained through a specific extrusion technology, the diameter of the wire melt is controlled in the extrusion process, then the wire melt is controllably stacked under driving of 3D printing equipment, and parameters in the stacking process are adjusted. According to the method for preparing the 3D printing foaming part, a grid structure can be formed through controllable stacking, the plane-shaped part is prepared, the obtained part is moderate in foam hole size, the tensile breaking strength reaches up to 35 N or above, the true density is as low as 0.7 g / cm < 3 > or below, the product is suitable for the field of shoe materials, the extrusion process of the obtained part is stable, the size error is 35 microns or below, and the product has the good application prospect. And the size precision is higher.

The invention belongs to the technical field of extrusion dies, and particularly relates to a double-layer split type air-cooled radiator aluminum profile extrusion die and an extrusion technology.The double-layer split type air-cooled radiator aluminum profile extrusion die comprises an upper die body, a lower die body is fixedly connected to the lower portion of the upper die body, a die hole is formed in the lower die body, a discharging hole is formed in the die body, and a supporting block is fixedly installed on the lower die body; a sliding groove is fixedly formed in the supporting block, a driving assembly is arranged in the sliding groove, and strip-shaped frames are symmetrically arranged in the supporting block. According to the double-layer split type air-cooled radiator aluminum profile extrusion die and the extrusion process, through the double-layer integrated extrusion die technology and double-layer split type overall extrusion, a radiator with the thick wall can be discharged at a time, local point line positions are split through die structure stress concentration, and double-layer profiles are split; finally, the two-piece structure is subjected to friction welding to form the radiator section of an integrated structure, stable mass production of products through extrusion is achieved, and the cost is greatly reduced.

The invention discloses a brake device for preventing fault inversion of an induced draft fan, and particularly relates to the technical field of braking, the brake device comprises a support, a sleeve frame, a concave frame and a peripheral synchronous embedded brake mechanism, and further comprises a lateral synchronous meshing brake mechanism and a timely proofreading detection assembly; wherein the peripheral synchronous embedded brake mechanism comprises a gear motor, a rotating shaft, a driving gear, a driven gear, a rotating ring, a linkage ring, a positioning ring, a brake wheel, a butt joint shaft, a plurality of anti-inversion grooves and a plurality of inclined sliding frames. According to the invention, the brake mechanism is synchronously embedded at the periphery, so that the brake wheel has the advantages of realizing embedded brake for a plurality of anti-inversion grooves outside the brake wheel, quickly performing brake and being better in brake timeliness, thereby solving the problem that once the torque force of shaft body inversion is greater than the brake friction force, the inversion is still generated, and the service life of the brake wheel is prolonged. Braking is difficult in time to achieve rapid anti-reverse braking, and the braking timeliness is poor.

The utility model relates to the field of aluminum profiles, in particular to a composite aluminum profile which comprises an aluminum profile body, a positioning edge strip and a composite edge strip are fixedly arranged on at least one side of the aluminum profile body, and an inward-concave notch structure is formed among the composite edge strip, the positioning edge strip and the aluminum profile body. According to the composite aluminum profile, the locking protrusions are arranged on the sides, close to the positioning edgings, of the composite edgings, the locking protrusions and the clamping strips are in local contact and clamping connection, and therefore the composite edgings can be clamped, and the service life of the aluminum profile can be prolonged. By means of the structure, the contact position of the clamping strip and the locking protrusion can be designed into a hard and rough structure in a targeted mode, the clamping force between the clamping strip and the locking protrusion is greatly improved, the tensile resistance and the shearing resistance of a finished product can be well improved, and due to local contact, stress points are concentrated at one position, and stable extrusion clamping connection can be formed.

The utility model provides a bi-directional extrusion device for wood processing, which relates to the technical field of wood processing extrusion and comprises a processing table top and two extrusion plates, translation motors are symmetrically mounted at the top of the processing table top, a bi-directional threaded rod is mounted at one end of each translation motor, moving blocks are symmetrically mounted on the outer side of each bi-directional threaded rod, and the two extrusion plates are symmetrically mounted on the top of the processing table top. An air cylinder is installed on the side face of the moving block, and a limiting clamping plate is installed at one end of the air cylinder. The two-way threaded rod is electrically driven by the translation motor to rotate, the two moving blocks on the outer side of the two-way threaded rod are driven to move oppositely, adjustment according to the length of wood is facilitated, meanwhile, the air cylinder is matched for stretching, and the limiting clamping plates are pushed to be adjusted according to the width of the wood; according to the limiting clamping plate, wood of different sizes can be clamped conveniently, the application range and universality of the limiting clamping plate are improved, the limiting clamping plate is beneficial to clamping the wood, meanwhile, the clamping position can be rapidly adjusted, the adjusting time is shortened, and then the production efficiency is improved.

This utility model discloses an adaptive damping adjustment high-load-bearing shock absorber assembly, relating to the technical field of high-load-bearing shock absorber assemblies. It includes a hydraulic cylinder with an internal oil chamber filled with oil. A piston rod is slidably mounted inside the oil chamber, extending through the top of the hydraulic cylinder. An adjusting cylinder is located outside the hydraulic cylinder, and a piston block is slidably mounted inside the adjusting cylinder, dividing the interior of the adjusting cylinder into an oil chamber and an air chamber, with the air chamber located above the oil chamber. The oil chamber and oil chamber are connected by a connecting component. An air pipe is connected to the top of the adjusting cylinder, and a solenoid valve is installed on the air pipe. A pressure sensor is installed on the top of the air chamber. This adaptive damping adjustment high-load-bearing shock absorber assembly, through the design of the air chamber and air pipe, flexibly adjusts the operating state of the shock absorber, achieving an adaptive effect and improving the efficiency of the high-load-bearing shock absorber assembly.

The utility model relates to a fixing device of a track trolley timing fixing frame, which belongs to the technical field of educational equipment and comprises a fixing frame body, a track body is mounted at one end of the fixing frame body, a fixing plate extending upwards is fixed at the other end of the fixing frame body, and a timer is further mounted in the fixing frame body. An arc-shaped spring piece is arranged on the side, close to the fixing plate, of the timer in an attached mode, a butterfly bolt penetrates through the outer side of the fixing plate in a threaded mode, and the end of the butterfly bolt abuts against the arc-shaped spring piece. The fixing device is good in fixing effect and easy and convenient to operate.

The invention relates to an acoustic panel processing and manufacturing device and a manufacturing method, and belongs to the technical field of acoustic panel processing. The acoustic panel machining and manufacturing device comprises a rack, a hydraulic machine is installed at the top of the rack, a punch is installed at the output end of the hydraulic machine, and the output end of the hydraulic machine is fixedly connected with a wrapping and cooling mechanism arranged on the surface of the punch in a sleeving mode; the wrapping and cooling mechanism quickly accumulates a large amount of air according to the downward moving trend of the punch, the wrapping and cooling mechanism can quickly wrap and guide the accumulated air to pass through the punch when the punch moves upwards and resets, and compared with an existing liquid spraying cooling design, on the basis of guaranteeing effective cooling of the punch, metal plates and surrounding instruments cannot be polluted, and the service life of the punch is prolonged. The problem that an existing metal punching machine for the metal acoustic panel with the cooling function is large in pollution is effectively solved.

A multifunctional vermicelli production line, arranged sequentially according to the material conveying direction, includes a dry powder quantitative conveying device, a powder-liquid quantitative dispensing device, a powder mixing device, a raw vermicelli dough conveyor, a drum powder conveyor, a dough dough cooking machine, a cooked dough dough conveyor, a dough dough extruder, a vermicelli conveyor, a vermicelli pelletizer, a high-pressure extrusion machine, a vermicelli stabilizer, an anhydrous ambient temperature loosening machine, a vermicelli cooking machine, a moisturizing jelly machine, a vermicelli stretching machine, a cutting and boxing machine, a vermicelli block shaping machine, a dryer, an air cooler, and packaging equipment. The powder mixing device includes a pulping machine, a slurry coating machine, and a powder mixing machine. The powder-liquid quantitative dispensing device conveys dry powder to a quantitative storage tank and quantitatively supplies water to the pulping machine. The quantitative storage tank quantitatively conveys dry powder to the powder mixing machine. The pulping machine conveys slurry to the slurry coating machine, which then coats the dry powder in the powder mixing machine with the slurry, forming raw vermicelli dough within the powder mixing machine. By adding a pulping machine and a slurry coating machine to the production line, this invention can adapt to producing vermicelli from various raw material dry powders containing different dietary fibers.

The invention discloses cooling pipe air tightness detection equipment which comprises a cabinet body, a panel is fixed to the top of the cabinet body, a first sliding frame and a second sliding frame are installed on the two sides of the top of the panel, two first sliding blocks are arranged on the first sliding frame in a sliding mode, and a second sliding block is arranged on the second sliding frame in a sliding mode. A first plugging piece and a second plugging piece are installed on the two first sliding blocks respectively, a third plugging piece is installed on the second sliding block, a first height adjusting piece for achieving height adjustment of the first plugging piece and the second plugging piece is installed on the first sliding block, and a second height adjusting piece for achieving height adjustment of the third plugging piece is installed on the second sliding block. And a pressing mechanism is mounted on the panel. According to the invention, two ports of different types of cooling pipes can be plugged tightly, stable air blowing test is realized, the cooling pipes are fixed in an air bag extrusion mode, the cooling pipes are convenient to fix, and the test effect is more stable and better.

The utility model discloses a garbage classification room capable of easily treating sewage, and relates to the technical field of garbage containers. The garbage classification room capable of easily treating the sewage comprises a garbage classification room, the efficient dewatering extrusion assembly is arranged on the garbage classification room, the extrusion assembly comprises pressing plates, rubber pads and classified garbage inner barrels, the three classified garbage inner barrels adhere to the garbage classification room, and the three rubber pads adhere to the corresponding pressing plates. The pressing plate moves downwards to extrude and classify garbage in the garbage inner barrel, and a rubber pad can be stressed to expand, so that the phenomenon that sewage splashes upwards and cannot be collected when the garbage is extruded is avoided; therefore, it is guaranteed that the pressing plate moves downwards to extrude garbage, and sewage in the garbage can only move to the interior of the waste water collecting hopper through the side face or the bottom face of the classified garbage inner can to be collected.

The utility model relates to the technical field of plastic packaging bag processing discloses a kind of winding extrusion devices for plastic packaging bag processing, including machine body component, adjusting assembly and extrusion component.Machine body component is wound by winding drum packaging bag, and the extrusion roller of extrusion component is contacted with winding drum to extrude bubble in winding material, and the spring and extrusion block on its side connecting rod can adjust the contact force of extrusion roller and winding drum;Adjusting assembly moves extrusion component by electric cylinder, push-pull rod and other structures drive, adapt to the change of winding drum winding thickness.The device can stably keep extrusion force to efficiently remove bubble, and winding drum is replaced conveniently, improve winding quality and operation convenience, and be applicable to the winding processing of plastic packaging bag.

The utility model discloses an automatic feeding quantitative oiling device which comprises a support assembly, a motor assembly, an air cylinder assembly, an oil path block assembly and a diffuse reflection laser sensor, the motor assembly, the air cylinder assembly, the oil path block assembly and the diffuse reflection laser sensor are installed through the support assembly, an oiled sliding groove is inversely buckled on the top of the oil path block assembly, and the air cylinder assembly supports the sliding groove in a rolling mode after being jacked. After the diffuse reflection laser sensor detects that the sliding groove is inversely buckled, the motor assembly is started, the motor assembly drives the sliding groove to slide along the oil path block assembly, and the oil path block assembly extrudes grease and smears the grease into the sliding groove; the equipment can be used for efficiently oiling, and oiling is relatively uniform.

The utility model relates to the technical field of semiconductor wafer storage, in particular to a wafer buffer structure and a cover body provided with the same. The wafer buffer structure comprises a first fixing plate, a second fixing plate and a buffer strip, first limiting parts and second limiting parts are arranged at intervals in the transverse direction of the buffer strip, and the first limiting part is further arranged between the two symmetrical second limiting parts, that is, the first limiting part is arranged between the buffer strip. The extrusion force between the first limiting part and the top end of the wafer is the maximum, so that a better limiting and fixing effect is achieved, the wafer is not prone to shaking, under the guiding effect of the limiting inclined face of the first limiting part, better positioning can be achieved, the wafer is not prone to deflection, the wafer can be conveniently guided into the second limiting parts on the two sides, and then the wafer can be conveniently clamped. And the wafer is stably kept in the first limiting part and the second limiting part, so that shaking or displacement caused by sudden vibration in the transportation process is avoided.

This invention discloses a geological sampling and testing device for coal mine exploration, relating to the field of coal mine geological sampling technology. The invention includes a frame and a drive assembly mounted on the frame. The drive assembly includes a sampling tube disposed on one side of the frame, with a compression assembly sleeved around the periphery of the sampling tube. The compression assembly includes a kit, with an arc-shaped groove at the top and a strip-shaped groove on the inner sidewall of the kit. The arc-shaped groove and the strip-shaped groove are interconnected to form an L-shaped through hole. A scraper is welded to the inner side of the top of the kit. Each adjacent kit is connected by an elastic rope, and the bottom of the kit is slidably disposed inside a wedge-shaped block via two movable blocks. This invention, by continuously moving the movable bearing back and forth at both ends of the lead screw, can complete multiple extractions of the sampling tube, ultimately removing it. This simple and quick structure reduces the difficulty of manually extracting the sampling tube.

The invention relates to the technical field of oil extraction well mouths, in particular to a combined oil extraction well mouth device which comprises a base, a shell is fixedly connected to the upper surface of the base, a plurality of positioning plates are fixedly connected to the lower surface of the base, and the positioning plates are evenly distributed. The device can be placed at a wellhead of an oil production well, can be tightly inserted into the outer surface of the wellhead of the oil production well by arranging a positioning plate and can be deeply inserted into soil, so that the effect of preventing the shell from loosening is achieved, a fixing groove is formed in the upper surface of the base, and a positioning mechanism is fixedly connected to the fixing groove formed in the upper surface of the base. The positioning mechanism comprises a track frame, the track frame is fixedly connected to a fixing groove formed in the upper surface of the base, and a sliding block is slidably connected to an inner cavity of the track frame. By arranging the base and the shell, the device can be placed at the wellhead of the producing well, and by arranging the positioning plate, the device can be tightly inserted into the outer surface of the wellhead of the producing well and deeply inserted into soil, so that the effect of preventing the shell from loosening is achieved.

The utility model belongs to the technical field of water quality detection devices, and particularly relates to a grouper culture water quality detection device which comprises a machine body, a hollow column is fixedly mounted on one side of a bottom plate, an extrusion sleeve is mounted in the hollow column, and a spring is connected to one side of the extrusion sleeve. And then, the flip cover is locked on the machine body. At the moment, the extrusion sleeve at the bottom of the turning cover naturally falls, and the bottom of the extrusion sleeve is tightly attached to the top of the water sample bottle. Meanwhile, the spring located in the hollow column can keep a reset state and continuously apply thrust to the bottom. The pushing force further promotes the extrusion sleeve to be tightly pressed on the top of the water sample bottle. Through the design, the water sample bottle can be stably extruded and fixed in the detection opening. Therefore, even if a detector carries the machine body to move, the water sample bottle can be kept in a stable state and cannot shake in the detection opening.

The utility model provides a modularization water stop structure for dike seepage prevention relates to seepage prevention water stop structure field, include: seepage prevention module, seepage prevention module is composed of seepage prevention board, connecting frame and locking spiral piece, through the cooperation of locking spiral piece and connecting frame, can realize the function that will adjacent seepage prevention board tightly spliced, thereby guaranteeing that water stop seal band can be stably extruded, seal the gap between adjacent seepage prevention board, use stability, seepage prevention water stop effect is extremely good, connecting frame can give seepage prevention board in locking process stable locking intensity transmission, guarantee the stable high efficiency of connecting action, solved the seepage prevention water stop module when splicing use does not have locking structure, namely does not have the function that will adjacent module tightly lock splicing, this leads to the problem that the gap between modules is easy to remain, reduces the effect of seepage prevention water stop.

The utility model relates to the technical field of fiber processing, and discloses extrusion equipment for processing high-performance fiber products, which comprises a screw extruder, the screw extruder is provided with a feed port and a discharge port, a screw which is coaxially arranged in a centering manner and is driven by a motor is mounted in the screw extruder, and a spiral auger is mounted on the screw; the spiral auger comprises a feeding section close to the feeding port and a staggered-tooth shearing section close to the discharging port, the feeding section and the staggered-tooth shearing section are connected with each other, and the screw pitch of the feeding section is larger than that of the staggered-tooth shearing section. The screw pitch of the feeding section of the spiral auger is large, fiber materials can be rapidly conveyed, feeding smoothness is guaranteed, the screw pitch of the staggered tooth shearing section is small, and therefore melt pressure is balanced, pressure fluctuation is reduced, fiber melt extrusion is more stable, fibers are more evenly distributed in the melt, the mixing effect of the fibers is effectively improved, and the mixing efficiency of the fibers is improved. And the quality stability of the product is improved.

This utility model discloses a module battery cell extrusion device, relating to the technical field of battery cell testing equipment. Specifically, it includes: a vertical fixing plate; a first fixing plate slidably connected to the working surface of the vertical fixing plate; a second fixing plate slidably connected to the working surface of the vertical fixing plate and disposed opposite to the first fixing plate, forming a clamping space for holding small module battery cells; a locking assembly connected to the first and second fixing plates, used to drive the first and second fixing plates to move closer or further apart to achieve clamping of the small module battery cells; and an extrusion assembly that extrudes the small module battery cells when they are clamped in the clamping space, the extrusion assembly being disposed opposite to the working surface of the vertical fixing plate. The aim is to ensure structural consistency and uniform force distribution of the testing device during the extrusion test of small module battery cells.

The utility model provides a kind of metal wire drawing lubricating powder conveying device, belong to metal wire drawing lubricating powder production technical field. Including conveying mechanism, crushing mechanism and discharge mechanism, the conveying mechanism includes conveying cylinder, the conveying cylinder upper end one side is equipped with feed inlet, the conveying cylinder other end lower side is equipped with discharge port, the feed inlet is equipped with crushing mechanism, the crushing mechanism includes rotary crushing block and fixed crushing block, the fixed crushing block is equipped with multiple equidistance installation in feed inlet front and back two sides, the rotary crushing block is inserted in fixed crushing block spacing, the rotary crushing block and fixed crushing block are used to crush the material of group and carry out crushing treatment, the discharge port lower end is connected with discharge mechanism, the discharge mechanism includes discharge box, the discharge box lower end is equipped with discharge hopper, the discharge hopper lower end outlet is equipped with solenoid valve.

This utility model provides a wet ball mill for lithium titanate anode materials, relating to the technical field of ball milling equipment. It includes a machine body, a main grinding disc, and a grinding jar. Several positioning mechanisms are installed on the main grinding disc. Each positioning mechanism includes a positioning seat, positioning pullers, a support beam, a screw, and an anti-loosening nut. The two sides of the support beam are engaged with the positioning pullers. A threaded sleeve is provided in the middle of the support beam. The anti-loosening nut abuts against its upper side. A support ring is rotatably fitted on the upper side of the anti-loosening nut. Several sets of spaced-apart connecting blocks are provided on both sides of the support ring. Anti-detachment hooks are rotatably connected to the connecting blocks and hook onto the threaded sleeve. In this utility model, the anti-detachment hooks can axially fix the anti-loosening nut to the support beam, preventing vibration from causing the anti-loosening nut to loosen on the screw, which in turn would cause the screw to loosen on the support beam, resulting in a failure of the grinding jar's seal.

This utility model discloses a traction and storage device for flexible 3D printing consumables, comprising: a first platform; two sets of side supports, fixedly and spaced apart on the top of the first platform; two sets of guide rods fixedly connected to the top of the side supports; upper adjusting blocks movably sleeved on the two sets of guide rods; bearings fixedly embedded in the inner side of the upper adjusting blocks; and a machine top fixedly connected to the upper end of the guide rods. A PLC control system is provided on the top of the machine top; and two sets of first lower traction rollers are provided between the two sets of side supports. This application, by setting an adaptive buffer roller structure and using a spring-loaded soft compression method to pull out the flexible consumables, provides buffering for the consumables during high-speed traction, effectively preventing deformation and ensuring that the consumables are stably extruded while remaining in the center of the rollers. This greatly reduces the risk of consumables deviating or getting caught in the shaft, and improves the stability and continuity of production.

The utility model discloses a screw assembly and a double-screw extruder for a reactive melt-blowing process, the screw assembly comprises two screws which have the same structure, rotate in the same direction and are meshed with each other, and each screw consists of a mandrel and a thread element; one end of the core shaft is a feeding end, the other end of the core shaft is a discharging end, and the core shaft can rotate under the action of external force; the threaded element is arranged on the mandrel in a sleeving mode and can rotate along with the mandrel. The screw assembly comprises a feeding section, a reaction section and an extrusion section which are connected in sequence, and the types, the leads and the lengths of internal thread elements in all the sections are reasonably arranged; therefore, conveying of low-viscosity raw materials, initiation of polymerization reaction, macromolecule growth and mixing, conveying and extrusion of high-viscosity polymerization products can be rapidly achieved in a continuous process, and a continuous polymer melt which is stable in pressure, constant in flow and easy to draw and thin is provided for a subsequent spinning assembly.

The utility model relates to the field of grainy paper baking equipment, and discloses a hot air circulation type grainy paper baking device which comprises two sets of supports, a driving assembly is arranged on the outer sides of the supports, a box body is fixedly connected to the outer sides of the two sets of supports, and an infrared heating pipe and a fan are arranged on the inner wall of the box body. An adjusting assembly is arranged on the inner wall of the box body and the inner wall of the support, the adjusting assembly comprises a moving part connected to the inner wall of the support and the inner wall of the box body in a sliding mode, the rear side of the moving part is fixedly connected with multiple sets of first guide rods, and every two adjacent sets of first guide rods are arranged up and down. According to the wood-grained paper baking device, the crank is rotated to drive the threaded rod to rotate, then the moving piece moves on the support and the inner wall of the box body, due to the wavy design of the first guide rod and the second guide rod, the edge of wood-grained paper can be limited, the problems of paper upwarping and wrinkling are solved, and meanwhile the baking effect cannot be affected.

The utility model discloses paper couplet printing equipment which comprises a conveying device, a silk-screen shell, a transmission plate, a sliding block, a sliding column, a driving assembly, an overturning assembly and a bearing plate, the conveying device is used for conveying paper couplets, the silk-screen shell is connected to the upper side of the conveying device, a guide groove is formed in the upper side of the silk-screen shell, and the bearing plate is arranged in the guide groove. A silk-screen template is detachably and fixedly connected into the silk-screen shell, the transmission plate is slidably connected into the silk-screen shell, a bearing groove is formed in the transmission plate, the sliding block slidably abuts against the inner wall of the silk-screen shell, a sliding groove is formed in the sliding block, a sliding column body abuts against the inner wall of the sliding groove, and the two ends of the sliding column body abut against the inner wall of the guide groove and the inner wall of the bearing groove correspondingly. The driving assembly is used for driving the sliding block to slide back and forth in the silk-screen shell, and the overturning assembly is used for driving the silk-screen shell to move up and down to complete printing operation on couplets. According to the technical scheme, printing operation can be stably and continuously carried out, and the printing effect is improved.

The present application relates to the technical field of aluminum alloy ladder processing, in particular to a light high-strength aluminum alloy ladder extrusion forming device and its processing technology method, the present application comprises a fixed frame plate, the bottom end of the fixed frame plate is fixedly connected with a collecting frame, one end of the collecting frame is connected with a sealing plate through bolts, the inner bottom end of the fixed frame plate is embedded with a filter screen plate, and the top of the fixed frame plate is provided with a ladder blank, the present application is provided with a movable feeding mechanism, which cooperates with a cleaning and detecting mechanism and a vibration mechanism, to realize the cleaning of the extrusion seat in the extrusion mechanism and the detection of defects in the conveying process, avoid the mixing of debris in the extrusion friction process to cause wear on the surface of the extrusion seat, reduce the wear and replacement cost of the extrusion seat, and also avoid insufficient and tight adhesion of the extrusion due to the influence of debris, to ensure the connection tightness and fixing effect after extrusion forming.