3241results about How to "Smooth rotation" patented technology

The invention belongs to the technical field of resin processing, and particularly relates to a resin processing feeding device which comprises a feeding hopper and a conveying belt arranged below the feeding hopper. A feeding anti-blocking assembly is installed on the outer side of the feeding hopper and comprises a fixed supporting frame fixedly installed on the outer side of the bottom of the feeding hopper. The feeding hopper can vibrate in the feeding process, the vortex phenomenon of resin materials in a pipeline in the feeding process is avoided, the conveying pipeline is prevented from being blocked, the flowability of the resin materials is effectively improved, the resin materials in the feeding hopper can be spirally pushed and extruded, and the service life of the resin materials is prolonged. According to the feeding device, the resin materials can be smoothly and smoothly discharged from the discharging pipe at the bottom of the feeding hopper for feeding after being pressed, meanwhile, the inner wall of the discharging pipe can be conveniently cleaned, the phenomenon that the inner wall of the discharging pipe is blocked due to long-time use is prevented, and smooth feeding of the resin materials is guaranteed.

The invention discloses an RTO heat storage type incineration method waste gas treatment device which comprises a spraying adsorption box, one side of the spraying adsorption box is fixedly connected with a connecting pipe, the other end of the connecting pipe is fixedly connected with a gas inlet pipe, an impurity removal device is arranged on the inner side of the gas inlet pipe, a stirring assembly is arranged in an inner cavity of the spraying adsorption box, and the stirring assembly is fixedly connected with the spraying adsorption box. The waste gas treatment device has the advantages that through the arrangement of a filter plate, particle impurities contained in waste gas can be conveniently blocked at the front end of the filter plate, at the moment, airflow generated by the waste gas can conveniently drive a plurality of spiral blades to rotate, and therefore the waste gas treatment device is convenient to use. Furthermore, a rotating shaft can conveniently drive a cleaning brush to rotate and sweep at the front end of a filter plate, particle impurities on the outer side of the filter plate are removed, and at the moment, the particle impurities fall into a material collecting drawer under the action of gravity to be collected.

The invention belongs to the technical field of mushroom culture, and discloses a mushroom culture shelf lifting mechanism for a mushroom house, the mushroom culture shelf lifting mechanism comprises a rotating mechanism, the rotating mechanism comprises a first gear and a screw rod, bevel gears are fixedly connected to the sides, close to each other, of the first gear and the screw rod, and the screw rod is in threaded sleeve connection with a threaded sleeve; through cooperation of structures such as an inclined plate and a sliding rod, a rotating disc can conveniently rotate on a placement plate, after a first gear is meshed with a tooth groove, the rotating disc can drive a culture pot to rotate by 180 degrees and then continue to ascend and descend through transmission, it is ensured that each mushroom can receive light evenly, and the mushroom quality is improved. The illumination receiving time of different surfaces of mushrooms is kept consistent, so that the uniform growth of hyphae is promoted, the problem of excessive growth or uneven growth is avoided, meanwhile, different parts of a culture medium can obtain better conditions in the aspects of light receiving, atmospheric circulation and the like through rotation, uniform distribution and absorption of nutrients are promoted, and the growth rate of the hyphae is increased. The overall nutrition efficiency of mushroom growth is improved.

The invention discloses surface performance detection equipment for new material research and development, and belongs to the technical field of detection equipment, the surface performance detection equipment comprises a base, the base is fixedly connected with a support frame, the top of the support frame is fixedly provided with a reflectivity tester body, and the bottom of a support cylinder is connected with a material bearing turntable through a bearing; a rotating adjusting part is installed in the middle of the material bearing rotary disc, the rotating rod is sleeved with a lifting plate, the rotating rod can drive the lifting plate to move up and down, the lifting plate can drive the clamping plates to conduct clamping and loosening movement through the push rods, and the rotating rod can drive the material bearing rotary disc to rotate through the rotating adjusting part. The device has the technical effects that multiple to-be-detected samples are clamped and fixed at the same time, the new material to-be-detected samples are stably positioned, the multiple fixed samples are continuously detected, the detected samples can be automatically loosened and discharged, and the detection working efficiency of the new material samples is effectively improved.

The invention relates to the technical field of vibrating screen mesh welding, and discloses a welding device for vibrating screen mesh machining, which comprises a rack, and a circular metal welding disc is arranged on the rack; the vertical rod is fixed on the top surface of the rack; the lifting seat is arranged on the vertical rod in a lifting manner; the mounting seat is fixed at one end, far away from the vertical rod, of the lifting seat; the rolling welding structure is arranged on the mounting seat, and the rolling welding structure comprises a roll welding module; and the flattening structure is arranged on the mounting seat, and the flattening structure is arranged right opposite to the metal welding disc. By pressing the middle of the screen through the flattening plate and comprehensively flattening the outer edge of the screen through the four flattening plates distributed in the circumferential direction in an array mode, the overall flatness of the screen in the welding process is further guaranteed, and reliable quality guarantee is provided for subsequent use of the screen.

The invention relates to the technical field of welding industrial robots, and discloses a damping device for an arm of a welding industrial robot, which comprises a base, a mechanical base, a mechanical arm and an end effector, and a second spring in a damping cylinder at the top end of the damping device is matched with a damping column I of the mechanical base; arm weight, dynamic load and ground vibration borne by the base are effectively dealt with, it is avoided that vibration is transmitted to the mechanical arm to affect welding precision, a second spring releases energy through deformation conversion during vibration, the mechanical base and the arm are subjected to shock absorption, and when shock absorption is not needed, the mechanical base and the arm can be tightly connected through a top bolt and other components and absorb energy through friction rubber. The fixing rod is taken down when the connecting position of the end effector does not need damping, the first spring conducts damping on the connecting position of the mechanical arm and the rotating connecting block, the situation that the welding position is not accurate due to track deviation of the mechanical arm is avoided, the fixing rod is used for limiting and fixing when damping is not needed, and a friction plate on a connecting column can absorb vibration impact; efficient and accurate welding operation and stable operation of equipment are guaranteed.

The utility model discloses a high-temperature-resistant smoke automatic regulating valve which comprises a valve body, a power assembly is arranged at the top end of the valve body, the output end of the power assembly is fixed with a valve plate assembly in a transmission mode through a rotating rod, an air inlet assembly is arranged at the bottom end of the valve body, and the valve plate assembly comprises a valve plate body and outer cover pieces arranged on the outer side walls of the two ends of the valve plate body. A gas inlet hole is formed in the bottom end of the valve plate body, a rotating hole is formed in the top end of the valve plate body, a novel valve plate assembly structure is designed, a user can flatly replace the device in an existing flue gas adjusting valve, the top end of the device and a rotating rod are fixed in a transmission mode, and therefore when a heat exchange medium at the bottom flows into the valve plate body from a gas inlet pipe, the heat exchange medium is not prone to falling off. The disc groove structure formed in the valve plate body can fill three fourths of the area of the valve plate body, the cooling and heat exchange effects are achieved, and after a medium in the valve plate body reaches the designated temperature, the medium can be pumped out through the air inlet pipe and replaced, and the effect of keeping the proper temperature is achieved.

The invention discloses assembly type outer wall hoisting equipment, and relates to the technical field of building construction. The adjusting and adapting mechanism is located above the outer wall body. The number of the positioning mechanisms A is two, and the two positioning mechanisms A are installed at the top of the adjusting and adapting mechanism. The number of the connecting mechanisms is two, and the two connecting mechanisms are installed at the left end and the right end of the adjusting and adapting mechanism. The number of the guiding mechanisms is two, and the two guiding mechanisms are installed on the adjusting and adapting mechanism. The hoisting mechanism is mounted at the top end of the adjusting and adapting mechanism; the number of the positioning mechanisms B is two, and the two positioning mechanisms B are mounted on the front side and the rear side of the hoisting mechanism; a worker can conveniently and properly adjust the positions of the two movable adaptive frames according to the size of the outer wall body; the problems that generally, only walls of the same model can be hoisted, proper adjustment cannot be conducted according to the sizes of the walls, and the universality is low are solved.

The invention discloses a device for polishing weld grooves of aluminum pipelines and containers in a module, which is characterized in that a horizontal clamping station and a vertical clamping station are arranged on a clamping platform, a lower rotating roller group is rotatably mounted on the clamping platform on the horizontal clamping station, a horizontal clamping support frame is fixedly mounted on the clamping platform, and a lower rotating roller group is rotatably mounted on the clamping platform on the vertical clamping station; an upper rotating roller set is installed on the horizontal clamping supporting frame in a lifting mode, and a clamping chuck is rotationally installed on the portion, located on the vertical clamping station, of the clamping platform. A grinding frame is fixedly installed on the grinding platform, a transverse driving sliding seat is installed on the grinding frame, a lifting driving sliding seat is installed on the transverse driving sliding seat in a sliding mode, a longitudinal driving sliding seat is installed on the lifting driving sliding seat in a sliding mode, and a connecting grinding rod is fixedly installed on the longitudinal driving sliding seat. An angle grinder is mounted at the free end of the connecting grinding rod through a sleeving structure; according to the polishing device, the pipeline can be clamped in the horizontal state and the vertical state at the same time, different polishing states are facilitated, meanwhile, the polishing position is adjusted, manual participation is reduced, and safety is improved.

The invention relates to the technical field of tooth crest gap leakage, discloses a gear pump, and aims to solve the problem that the performance, the operation efficiency and the operation stability of the gear pump are reduced due to leakage jet flow caused by a relatively large tooth crest gap in the gear pump. A driving gear and a driven gear of the gear pump are mounted in a pump body, are in meshed connection and are used for driving fluid to flow in the pump body. And at least one of the driving gear and the driven gear is provided with a jet flow channel at the gear teeth. The jet flow channel is provided with a flow inlet and a jet flow opening which communicate with each other, and when the gear teeth rotate towards the high-pressure side, the flow inlet is formed in the high-pressure side of the gear teeth and used for enabling part of fluid to enter the jet flow channel from the flow inlet and be sprayed out from the jet flow opening so as to increase the drainage resistance of the tooth top gap. The spontaneous jet flow jetted through the jet flow channel and the leakage jet flow of the tooth crest gap form convection flow, so that the flowing speed of the leakage jet flow is reduced, the leakage flow resistance is increased, and the performance, the operation efficiency and the operation stability of the gear pump are improved.

The invention relates to the technical field of building pipe piles, in particular to an improved precast pile in a collapsible loess area and a construction technology, the improved precast pile comprises a hollow steel pipe pile, and a receding hole is formed in the hollow steel pipe pile; the at least one guide insertion strip is rotationally connected with the hollow steel pipe pile, the rotating plane of the guide insertion strip is vertically arranged, the guide insertion strip extends into an inner cavity of the hollow steel pipe pile through the receding hole to form a linkage strip, the guide insertion strip and the linkage strip are both arranged in a hollow mode, and a plurality of grout outlets are formed in the guide insertion strip; an inner cavity of the hollow steel pipe pile communicates with the grout outlet through an inner cavity of the linkage strip. The rotation driving unit is movably arranged in an inner cavity of the hollow steel pipe pile, and the rotation driving unit is matched with the linkage strip to drive the guide insertion strip to rotate; the precast pile has the effects that the strengthening effect of the under-pressure concrete on the soil body around the precast pile is improved, and then the settlement amount of the precast pile is reduced when collapsible settlement occurs in the soil body.

The invention belongs to the technical field of cutting beds, and particularly relates to an integral opening and closing structure of a direct-drive type punching drill, which comprises a rack, the end part of an air cylinder fixing seat is rotatably connected to the rack, a locking mechanism is arranged between the air cylinder fixing seat and the rack, an air cylinder and a guide sleeve are arranged above the air cylinder fixing seat, and a punching drill assembly comprises a motor fixing plate, a hollow motor is arranged on the motor fixing plate, a hollow drill is connected to the lower end of a hollow rotating shaft of the hollow motor, the ejector rod penetrates through the hollow rotating shaft and extends into the hollow drill, and during normal punching work, the locking mechanism locks the air cylinder fixing base and the rack, and the air cylinder fixing base is fixed to the rack; when replacement and maintenance are needed, the locking mechanism is unlocked, and the punching drill assembly can be opened towards the side away from the rack. When replacement and maintenance are needed, enough operation space is reserved between the punching drill assembly and the cutterhead, an operator can operate flexibly, and the operator can replace a cut-off knife and a drill bit conveniently; and the structure is compact, interference with a cutterhead located below the rack is avoided, and the device is suitable for the automatic cutting bed.

The invention relates to the technical field of photovoltaic power generation, in particular to a photovoltaic power generation device adaptive to illumination angle adjustment, which comprises a plurality of mounting frames, one side wall of each mounting frame is provided with a T-shaped groove, the other side wall of each mounting frame is fixedly provided with a T-shaped block, and the adjacent T-shaped blocks are matched with the T-shaped grooves in an inserted manner. The top surfaces of the mounting frames are rotatably connected with photovoltaic power generation panel bodies through hinge shafts, overturning assemblies are fixedly arranged in the middles of the mounting frames, protective blocks are arranged on the overturning assemblies, the mounting frames are mounted on the top surfaces of tripods, supporting pieces are fixedly arranged on the bottom surfaces of the tripods, and the lower ends of the supporting pieces are rotatably connected with bases; wherein a cleaning assembly is arranged on one mounting frame, and a cleaning roller is arranged on the cleaning assembly. The number of the photovoltaic power generation panel bodies can be conveniently increased or decreased to adapt to power generation requirements of different scales, assembly, disassembly and maintenance of the photovoltaic power generation panel bodies are facilitated, the use convenience and flexibility are improved, and the operation cost is reduced.

The invention discloses a coating device for optical lenses, and particularly relates to the technical field of optical lens processing, the coating device comprises a device bottom frame, a coating outer frame is fixedly mounted on one side of the top end of the device bottom frame, an auxiliary outer frame is integrally formed on one side of the coating outer frame, a material placing mechanism is arranged in the middle of the coating outer frame, and an auxiliary mechanism is arranged in the middle of the auxiliary outer frame; the material placing mechanism comprises a mounting top frame, the mounting top frame is fixedly mounted on the inner upper wall of the film coating outer frame, a rotating ring frame is fixedly mounted at the bottom end of the mounting top frame, and a rotating disc is rotationally clamped in the middle of the rotating ring frame. The overall machining efficiency of the optical lenses is improved, the multiple optical lens bodies on the material containing inner frame can be automatically turned over conveniently, the other faces of the optical lens bodies are subjected to film coating machining, and the film coating machining effect and quality of the optical lenses are further improved.

The utility model relates to the technical field of hoisting slings, and discloses a rotatable hoisting sling which comprises a rotating disc, a mounting shaft located in the middle of the interior of the rotating disc and a seat hook located below the bottom of the rotating disc. A positioning disc is arranged on the outer side of the mounting shaft and located above the rotating disc; the through holes are formed in the two sides of the interior of the positioning disc; the fixing plates are arranged on the two sides of the top of the positioning disc, and fixing rods are arranged at the four corners of the bottoms of the two fixing plates; the hydraulic cylinder is arranged at the top of the fixing plate. The rotating disc, the supporting disc and the positioning disc can rotate through the rolling grooves and the balls, rotation of the rotating disc is more stable, goods can be stably hoisted through the four sets of hooks, the rotating disc can be braked through the hydraulic cylinder, the pressing block and the brake pad, and therefore rotation of the rotating disc is stopped, and the goods can be stably hoisted. And goods can be stably hoisted, so that the use effect of the rigging is better.

The invention relates to the technical field of sensors, in particular to a self-adjusting flow sensor. Comprising a pipeline, a guide piece, a movable block, a limiting piece, a convergent-divergent pipe, a fluid director, a turbine and a frequency sensor. The diameter of the convergent-divergent pipe is automatically adjusted so as to adjust the sectional area of the pipeline, namely, the sectional area of the pipeline is large when the flow is large, the sectional area of the pipeline is reduced when the flow is medium, the sectional area of the pipeline is further reduced when the flow is small, the pressure intensity of liquid is increased, and meanwhile the impact part of the liquid to the turbine is guided according to the flow; the portion where the liquid impacts the turbine is far away from the axis, the turbine can rotate conveniently, and therefore the flow detection range is wide.

The utility model discloses an angle-adjustable sound equipment down lamp, which comprises a sound equipment unit, a down lamp unit and a switching unit, the switching unit is connected with the sound equipment unit, the switching unit comprises a switching top cover and a switching bottom cover which are connected with each other, the switching top cover is connected with the sound equipment unit, and the switching bottom cover is connected with the down lamp unit. And one end of the down lamp unit is rotatably arranged between the adapter top cover and the adapter bottom cover. According to the utility model, through the connection structure among the switching unit, the sound unit and the down lamp unit, the illumination angle of the down lamp unit can be changed by rotating the down lamp unit, and a better illumination effect is provided.

The invention discloses an ultralow-temperature forged steel stop valve which comprises a stop valve body, a valve rod shell, a valve rod, an expansion mechanism, a limiting mechanism, a water conveying mechanism, a frame, a reciprocating lead screw, a moving block, an L-shaped supporting rod, an arc-shaped limiting plate and a rotating head. The top of the valve rod is connected with an expansion mechanism, the bottom of the valve rod is connected with a valve clack, the valve clack is in sealed contact connection with a channel in the stop valve body, a limiting mechanism is arranged outside a valve rod shell, and a water conveying mechanism is arranged on the side wall of the stop valve body. And the limiting mechanism comprises a frame, a reciprocating lead screw, a moving block, an L-shaped supporting rod, an arc-shaped limiting plate and a rotating head, a valve rod can be limited and fixed, the situation that the valve rod rotates due to accidental touch of an operator is avoided, meanwhile, the interior of a valve can be quickly unfrozen, and then the machining efficiency is improved.

The utility model discloses a high chromium steel forge piece machining positioning clamping structure which comprises a supporting plate, supporting feet are fixedly installed on the lower surface of the supporting plate, an extending plate is fixedly installed on the outer side surface of the supporting plate, a fixing plate is fixedly installed on the inner side surface of the extending plate, a rotating plate is movably arranged below the fixing plate, and a clamping plate is fixedly installed on the rotating plate. A plurality of sliding grooves are formed in the upper surface of the fixing plate at equal intervals, sliding blocks are slidably connected into the sliding grooves, round rods are fixedly installed on the upper surfaces of the sliding blocks, rolling wheels are rotatably connected to the outer sides of the round rods, and transmission shafts are rotatably connected to one sides of the supporting legs. According to the tool, the forgings can be clamped and positioned through the multiple clamping mechanisms, the cylindrical forgings can be conveniently and accurately fixed to the middle position of the tool, the positioning effect of the cylindrical forgings is improved, and when the cylindrical forgings are rotated, the positions of the contact positions of the clamping mechanisms and the cylindrical forgings can be conveniently adjusted at the same time; and the contact position is exposed for machining, and the angle adjusting effect of the cylindrical forge piece is improved.

The utility model discloses a ceiling lamp in the technical field of lamp equipment, which comprises a lamp body and a mounting plate, a plurality of groups of bolt mounting holes are formed in the mounting plate, a fixing seat is welded and connected to the center of the bottom of the mounting plate, and a plurality of groups of connecting shells which are circumferentially arranged at equal intervals around the central axis of the fixing seat are integrally formed on the outer ring of the fixing seat; a buckle assembly is installed in each connecting shell, a switch assembly driving the multiple buckle assemblies to move at the same time is installed in the fixing base, a fixing ring capable of being buckled to the outer rings of the multiple connecting shells is installed at the top of the lamp body, and multiple positioning holes corresponding to the buckle assemblies one to one are formed in the fixing ring. The ceiling lamp solves the problems that an existing ceiling lamp is convenient to install and operate, it is inconvenient for a user to rapidly assemble, disassemble and replace the ceiling lamp, and when a simple elastic buckle structure is used for installation, the overall stability of the ceiling lamp is poor, and it is not beneficial for people to use the ceiling lamp.

The utility model relates to the technical field of welding equipment, and discloses multi-station efficient welding equipment which comprises a working table, a vertical frame is fixedly installed on the top of the working table, a first hydraulic rod is fixedly installed at the left end of the vertical frame, a sliding block is fixedly installed at the output end of the first hydraulic rod, and the sliding block and the vertical frame are installed in a sliding mode. A second hydraulic rod is fixedly mounted at the bottom of the sliding block, a connecting plate is fixedly mounted at the output end of the second hydraulic rod, a welding device is arranged at the bottom of the connecting plate, an adjusting mechanism is arranged at the top of the workbench, and a supporting mechanism is arranged at the bottom of the workbench. According to the clamping device, the multiple to-be-welded workpieces can be clamped conveniently, the working efficiency is improved, a first motor is started, under cooperation of a threaded column, a threaded plate can be moved conveniently, so that the to-be-welded workpieces can be moved conveniently, and a second motor is started, so that the to-be-welded workpieces can be rotated conveniently.

The utility model relates to the technical field of transformer production, in particular to a power transformer winding machine which comprises a U-shaped winding table, one side of the winding table is connected with a mounting rod with a rectangular section through a rotating mechanism, and a power transformer body is arranged on the mounting rod. The mounting rod is connected with the power transformer body through a fixing mechanism, the top of the winding table is fixedly connected with an L-shaped supporting rod, and the supporting rod is connected with a copper wire disc through a reciprocating lead screw. When the power transformer is used, a limiting block is pushed to move upwards through a sliding plate under the action of reset force of a second spring, the left side of the power transformer body can be limited and fixed through the limiting block, and the right side of the power transformer body can be limited and fixed through a first spring and a fixing plate; according to the power transformer, the power transformer body can stably rotate and cannot fall off from the mounting rod, so that the power transformer body can perform normal winding operation.

The utility model discloses a building waste recovery transport vehicle, which relates to the technical field of building construction and comprises an outer shell, rollers are rotatably connected to the outer surface of the bottom end of the outer shell, guide grooves are formed in the two sides of the rollers, an inner shell is fixedly connected to the interiors of the guide grooves, and a feeding plate is movably connected to the outside of one end of the inner shell. According to the waste material crushing device, when waste materials in the waste material crushing device are crushed by the crushing rollers, internal metal is adsorbed by the magnetic suction plate in the rotating and stirring process, and after the metal waste materials are completely adsorbed by the magnetic suction plate, the first motor is started to drive the magnetic suction plate to rotate; the arc-shaped grooves in the two ends of the magnetic attraction plate enable the magnetic attraction plate to rotate more smoothly in the fixing groove, the magnetic attraction plate adsorbing the metal waste to rotate to one side of the outside, meanwhile, a worker operates the scraper to enable the scraper to slide along the outer wall of the magnetic attraction plate, and therefore the metal waste above is scraped to the position above the material guide plate at the bottom, the waste slides down along the material guide plate, and the metal waste is prevented from falling off. Therefore, metal is separated from other waste materials.

The utility model discloses a metal pipe burr polishing device which comprises a pipe polishing base, a second supporting frame is arranged at the edge position of the upper surface of the pipe polishing base, a first driving motor is installed on the upper portion of the second supporting frame, and the output end of the first driving motor is horizontally connected with a mounting frame. A pipe inner wall positioning assembly is mounted at the front end of the mounting frame, a pipe rotating supporting assembly matched with the pipe inner wall positioning assembly is arranged in the middle of the upper surface of the pipe grinding base, and a first supporting frame is arranged on the upper surface of the pipe grinding base. The metal pipe burr grinding device can clamp and rotate an alloy pipe, is high in stability, is particularly suitable for large metal pipes, saves time and labor, is convenient to grind multiple positions of the outer surfaces of the pipes, improves the grinding efficiency, improves the grinding efficiency, and improves the grinding efficiency. And the practicability is high.

The utility model provides a steel bar arc bending machine, and belongs to the technical field of steel bar arc bending. The steel bar arc bending machine comprises a rack and an arc bending mechanism, a box body is installed on the inner wall of the rack, a workbench is installed on the top of the rack, a variable frequency motor is installed on the right side of the box body, a speed reducer is installed in the box body, an adjusting extrusion mechanism is installed on the top of the workbench, and a mounting frame is installed on the top of the workbench. The driving wheel is rotationally installed at the bottom of the driving wheel, the linkage shaft is installed in the driving wheel, the main gear is installed at the top of the speed reducer, the auxiliary gear is installed on the inner wall of the box body, and the auxiliary gear is meshed with the main gear. And after a user installs the arc bending mechanism and the adjusting and extruding mechanism and rotates the adjusting and extruding mechanism, the adjusting and extruding mechanism and the arc bending mechanism are matched to bend and form the reinforcing steel bar pushed to the front side of the arc bending mechanism.

The present invention relates to the field of optical lens processing, and relates to a fully automatic optical lens inking machine, comprising: a double-track workbench, both sides of which are provided with electric guide rails; a mobile platform, driven by the electric guide rails; a batch execution unit, arranged on the mobile platform; a fixed rotating mechanism, installed in the middle of the double-track workbench; the batch execution unit comprises: electric telescopic rods, distributed on both sides of the mobile platform; a downward pressing inking mechanism, arranged on the movable rod of the electric telescopic rod on one side, to perform inking operations on the material to be processed; a suction cup frame, on which a plurality of suction nozzles are evenly arranged in series, and installed on the movable rod of the electric telescopic rod on the other side. The present invention uses the suction cup frame on the batch execution unit to move the lenses in batches to the fixed rotating mechanism, waits for the fixed rotating mechanism to fix the lenses and correct the center of the lenses, and then uses the downward pressing inking mechanism to ink the edges of the rotating lenses, thereby achieving the effect of batch inking.

The invention relates to the technical field of flue gas treatment, and provides a tail gas absorption tower for O-methyl-N-nitroisourea production, the tail gas absorption tower comprises a shell, the shell is provided with an absorption cavity; one end of the liquid inlet pipe extends out of the absorption cavity, and the other end of the liquid inlet pipe is provided with a first step; the spraying frame is provided with a cavity, the side wall of the cavity is provided with a lap joint part, the spraying frame is rotationally arranged on the liquid inlet pipe, the lap joint part rotationally abuts against the first step, the inner wall of the cavity is provided with a spiral face, the liquid inlet pipe communicates with the cavity, and after spraying liquid passes through the liquid inlet pipe, the spiral face is impacted, so that the spraying frame rotates; the nozzles are arranged on the spraying frame and used for spraying out spraying liquid. By means of the technical scheme, the problem that in the prior art, a spraying head only sprays in one direction, and consequently the absorption effect of tail gas generated in O-methyl-N-nitroisourea production is poor is solved.

The invention discloses a pioglitazone hydrochloride sampling device and a use method thereof, and relates to the technical field of medicine sampling, the pioglitazone hydrochloride sampling device comprises a sampling mechanism and lifting fixing rods mounted around the bottom of the sampling mechanism, a fixing structure is arranged at the bottom of the sampling mechanism, beaker fixing seats are symmetrically mounted on one side of the top of the fixing structure, and the beaker fixing seats are symmetrically mounted on the bottom of the sampling mechanism. The sampling mechanism comprises a horizontal moving support, a horizontal moving motor is fixedly mounted on one side of the horizontal moving support, a horizontal threaded rod is fixedly connected to the output end of the horizontal moving motor, a horizontal threaded sleeve is in threaded connection to the outer side of the horizontal threaded rod, and an electric telescopic rod is fixedly mounted at the bottom of the horizontal threaded sleeve. The pioglitazone hydrochloride white crystal powder can be clamped through the sampling tube and the clamping hopper, and meanwhile, the pioglitazone hydrochloride and a corresponding reagent can be mixed to form a flowing sample, so that the pioglitazone hydrochloride can be conveniently detected.

The utility model discloses a motorcycle frame detection device, which belongs to the technical field of motorcycles, and comprises a bottom plate, the upper surface of the bottom plate is fixedly connected with a fixed plate, the back surface of the fixed plate is fixedly connected with a shell, the front surface of the fixed plate is provided with a sliding opening, and the inner wall of the sliding opening is slidably connected with a sliding block. The motorcycle frame detection device is provided with a driving motor, a threaded rod, a rolling bearing, a threaded cylinder, a push plate, a pointer and a graduated scale, through cooperation of the driving motor and the threaded rod, the threaded cylinder moves on the surface of the threaded rod while the threaded rod rotates in the rolling bearing, and a movable block conveniently drives a sliding block to move in a sliding opening; at the moment, through the connection relation between the sliding block and the push plate, the push plate can be close to the motorcycle frame and make contact with the motorcycle frame conveniently, then the pointer and the graduated scale are matched, the length of the motorcycle frame can be detected conveniently, the mode is easy to operate and convenient to use, and current use is facilitated.

The invention relates to a linear actuator with power-off self-locking and constant supporting force. The linear actuator comprises a driving assembly, a gas spring unit, a braking assembly and a planetary roller lead screw pair. The driving assembly converts electric energy into rotating kinetic energy to drive the actuator to operate. The air spring unit provides constant supporting force through a built-in high-pressure air cavity, and the pressure is adjusted through an inflation valve so as to dynamically adjust the supporting force. The braking assembly realizes power-off self-locking through a movable permanent magnet and a liquid sealing structure; the planetary roller lead screw pair converts rotation kinetic energy of the driving assembly into linear motion. The technical problems that an existing linear actuator is high in energy consumption, unstable in supporting force and lack of a self-locking function are solved.