36results about How to "Large swing" patented technology

The utility model discloses a mahjong machine with arc-shaped tile feeding and a tile pushing mechanism thereof, the tile pushing mechanism comprises a tile pushing rod, a tile pushing disc and a driving assembly, the tail end of the tile pushing rod is movably connected with a hinge point, a tile pushing groove is formed in the middle of the tile pushing rod, and the head end of the tile pushing rod is used for pushing tiles; a tile pushing bearing is arranged on the top end face of the tile pushing disc and extends into the tile pushing groove to drive the tile pushing rod to swing around the hinge point in a reciprocating mode. The driving assembly is used for driving the tile pushing disc to rotate. When the tile pushing disc rotates, the tile pushing bearing can rotate with the center of the tile pushing disc as the center axis, and due to the fact that the tile pushing bearing is located in the tile pushing groove, rotation of the tile pushing bearing can drive the tile pushing rod to swing in a reciprocating mode, and then the tile pushing action is carried out. The tile pushing mechanism with a novel structure is provided for the mahjong machine. Due to the fact that the tail end of the tile pushing rod is fixed through the hinge point, when force is applied to the middle of the tile pushing rod, the tile pushing bearing can endow the head end of the tile pushing rod with a large swing amplitude with a small rotating radius, and labor is saved.

The invention belongs to the technical field of crown block equipment, and discloses a crown block anti-collision protection device which is technically characterized by comprising two groups of end beams, a cross beam is fixedly mounted between the two groups of end beams, a crown block body is slidably mounted on the surface of the cross beam, a hoisting assembly is arranged on the bottom wall of the crown block body, and a first anti-collision mechanism is arranged in the crown block body. A first anti-collision mechanism is arranged on the surface of the end beam and comprises a protection ring, a first positioning assembly and a first adjusting assembly, a second anti-collision mechanism is arranged on the surface of the end beam and comprises an anti-collision elastic plate, a second positioning assembly and a second adjusting assembly, and the second adjusting assembly comprises a balance weight plate, a supporting part and a driving part. The problems that when an existing crown block moves, inertia is large, the swing amplitude of a steel cable is large, consequently, lifted goods are prone to colliding with crown block equipment, and safety is poor are solved.

The present invention relates to the technical field of universal joints, and discloses a universal joint for hanging that is easy to disassemble and assemble, comprising a top platform and a rolling ball that rotates on the top platform, a connecting rod is provided at the bottom of the rolling ball, the ball surface of the rolling ball is provided with an initial ball support frame assembly and an auxiliary ball support frame assembly for lifting the rolling ball, a push rod is provided on the top platform to abut against the surface of the rolling ball, an oil pumping tank is provided inside the top platform, and the push rod changes its position in the oil pumping tank by changing the position of the top groove, and a triggering part for triggering the auxiliary ball support frame assembly to open is provided inside the oil pumping tank. The present invention connects two adjacent first ball support frames and second ball support frames through an elastic rope, which will pull the first ball support frame and the second ball support frame, which were originally in different heights, to the same horizontal plane, that is, to achieve an increase in the downward pressure of the rolling ball with the connecting rod, and to increase the second ball support frame supporting the bottom to share the downward pressure, thereby improving the overall load-bearing capacity.

The utility model relates to the technical field of rubber bands, in particular to a rubber band expander. Comprising a first swing arm, a second swing arm and rubber band supporting rods, the first swing arm and the second swing arm are arranged on a rack, the rubber band supporting rods are arranged at the end of the first swing arm and the end of the second swing arm respectively, and the first swing arm and the second swing arm are rotationally connected with the rack; a transmission rod is connected between the first swing arm and the second swing arm; one side of the first swing arm is further connected with a driving assembly.

The application relates to a heat dissipation technology field of a fuel cell, in particular to a heat dissipation device integrated with anti-vibration and a fuel cell heat dissipation system, which comprises a shell, a fan arranged in the shell and a heat exchanger arranged on the side of the shell, and further comprises two opposite vertical arms arranged in the shell, a plurality of guide vanes corresponding to the gaps between two adjacent fins of the heat exchanger are rotatably arranged between the two vertical arms; the inclined guide vanes can change the flow direction of the airflow, so that the airflow can directly impact the wall surface of the fin, thereby effectively destroying the airflow layer wrapped on the fin due to vibration and not easy to flow, when the vibration intensity increases, the swing amplitude of the guide vanes increases, so that the stripping effect of the airflow on the low-speed airflow layer attached to the wall surface of the fin is more intense, the stripping effect of the airflow layer automatically matches the current vibration condition, the speed regulation mechanism increases the rotating speed of the fan, compensates for the additional wind resistance loss, and ensures that the convective heat exchange efficiency is maintained under different intensity vibration working conditions.

The present invention provides an angle-adjustable automatic anchor cable lowering machine and an anchor cable lowering construction method, comprising a lifting assembly and a propulsion assembly, wherein the lifting assembly comprises a base, two groups of guide columns are arranged on the base, a lifting support beam is arranged between the two groups of guide columns, the lifting support beam moves along the concave track inside the guide column, one end of the lifting oil cylinder is hinged to the base, and the other end is hinged to the lifting support beam, a propulsion assembly is arranged on the lifting support beam, the propulsion assembly comprises a propulsion track, a positioner is arranged at the upper end of the propulsion track, a lifter is arranged at the lower end, the positioner is installed on a fixed seat, the lifter is fixed on a sliding seat, the sliding seat moves along the propulsion track, a propulsion oil cylinder is arranged between the fixed seat and the sliding seat, the positioner and the lifter both comprise two groups of clamping oil cylinders, and the telescopic ends of the two groups of clamping oil cylinders are provided with clamping seats for clamping the anchor cable. The lowering machine and method can solve the technical problems of difficult installation, low efficiency, high cost and great safety hazards of the lowering of the arch anchor cable of the underground workshop.

The present application provides an asphalt mixture smoke treatment device, including a dust suppression box, in which rows of nozzles are arranged, and a spraying mechanism for driving the nozzles to swing back and forth. The present application can drive the nozzles to swing back and forth while spraying water mist by setting a spraying mechanism. Compared with a static nozzle that directly sprays water mist from the top surface of a spray tower, this method can throw the water mist farther and then drop it downward, thereby making the overall moving path of the water mist longer, being able to wrap more smoke and dust, and effectively improving the overall dust reduction effect of the device; and the nozzle can adjust the amplitude and speed of the swing according to the size of the smoke and dust; when the smoke and dust are relatively small, the swing amplitude of the nozzle is small, the swing speed is slow, and the range of the water mist thrown out is relatively small; when the smoke and dust are relatively large, the swing amplitude of the nozzle is large, the swing speed is fast, and the range of the water mist thrown out is relatively large.

The invention relates to the technical field of universal joints, and discloses a hanging universal joint convenient to disassemble and assemble, which comprises a top table and a rolling ball rotating on the top table, a connecting rod is arranged at the bottom of the rolling ball, and an initial ball supporting frame assembly and an auxiliary ball supporting frame assembly which are used for supporting the rolling ball are arranged on the ball surface of the rolling ball. The top table is provided with an abutting rod abutting against the surface of the rolling ball, an oil pumping tank is arranged in the top table, the position of the abutting rod in the oil pumping tank is changed by changing the position of the top groove, and a triggering part used for triggering the auxiliary ball supporting frame assembly to be opened is arranged in the oil pumping tank. The first ball supporting frame and the second ball supporting frame which are adjacent to each other are connected through the elastic rope, the first ball supporting frame and the second ball supporting frame which are originally in different postures in height can be pulled to the same horizontal plane, that is, the downward pressing force of the rolling balls driven by the connecting rods is increased, and the downward pressing force is shared by increasing the number of the second ball supporting frames for supporting the bottom. And the overall bearing capacity is further improved.

The invention belongs to the technical field of sewing machines, and specifically relates to a novel thread trimming and presser foot lifting self-separating device of an overlock sewing machine and the overlock sewing machine, comprising a driving motor, which is mounted on a frame and provides power for other components; a presser foot lifting mechanism, which is mounted on the frame and performs a presser foot lifting action; a thread trimming mechanism, which is mounted on the frame and performs a thread trimming action; and also comprises a presser foot lifting swing arm assembly, which is arranged at the lower part of the frame, the right end of the presser foot lifting swing arm assembly is rotatably connected to the frame, the middle part of the presser foot lifting swing arm assembly is connected to the presser foot lifting mechanism, and the left end of the presser foot lifting swing arm assembly is used to connect a pedal mechanism; a thread trimming swing arm assembly, which is arranged on one side of the presser foot lifting swing arm assembly; the middle part of the thread trimming swing arm assembly is rotatably mounted on the frame, and the right side force arm of the rotating point drives the thread trimming mechanism; a pressing portion is arranged between the left side force arm of the rotating point and the presser foot lifting swing arm assembly, and the pressing portion is used to drive the presser foot lifting swing arm assembly to move.

The invention discloses a liquid mass composite tuning vibration damper, which belongs to the technical field of vibration, mainly comprises a mass ball, a suspender, a fixed rod, an upper sleeve, viscous liquid and a liquid storage tank, and is characterized in that the fixed rod is connected to a flange at the top of the upper sleeve and connected with the suspender through a universal joint, the mass ball is arranged at the tail end of the suspender, and the viscous liquid is arranged in the suspension rod. The fixing rod, the universal joint and the suspender are soaked in the viscous liquid, and the viscous liquid is contained in the liquid storage tank; the liquid storage tank and the upper sleeve are connected together through a fixing plate to form a sealing structure. The damping device has the characteristics of excellent damping effect, adjustability, high adaptability, compact structure, convenience in installation and maintenance and the like.

The utility model discloses a coating screening machine, and particularly relates to the field of coating screening, the coating screening machine comprises a frame, the top of the frame is provided with a quantitative blanking hopper, a first screening frame is arranged below the quantitative blanking hopper, and the bottom of the first screening frame is flexibly communicated with a second screening frame; the second screening frame is provided with uniform and vertically upward screening fibers, each screening fiber is slidably inserted into a screening hole of the first screening frame, the first screening frame and the second screening frame are each sleeved with a horizontal corrugated sleeve, and each horizontal corrugated sleeve is sleeved with a fixing square frame. And each fixing square frame is fixedly connected with the frame, the bottom of the second screening frame flexibly communicates with a discharging hopper, a cross driving mechanism is arranged on one side of the frame, and the cross driving mechanism drives the first screening frame and the second screening frame to shake at the same time. And the screening loss of the solid powder coating is reduced.

This utility model discloses a breakaway valve with low flow resistance characteristics, comprising: a first valve, a second valve fixedly connected to one end of the first valve, the first valve and the second valve including a transition chamber, a buffer chamber fixedly connected to the other end of the transition chamber, a large-diameter valve body fixedly connected to the other end of the buffer chamber, a support frame fixedly connected to the lower surface of the first valve, two fixed rods fixedly connected to the upper surface of the support frame, a side frame fixedly connected to the side surface of the support frame, a fixed plate fixedly connected to the front surface of the side frame, and two springs fixedly connected to the front surface of the fixed plate. Through the cooperation of the transition chamber, the buffer chamber, and the large-diameter valve body, the progressive flow diameter allows the valve inlet and outlet to gradually transition to the larger flow diameter inside the valve, avoiding flow interference caused by abrupt changes, reducing flow resistance, and the large-diameter design increases the channel diameter. The enlarged internal channel ensures that the fluid flows at a higher speed, further improving flow efficiency.

The present application belongs to the field of robot technology, and particularly relates to a small-diameter pipe detection robot with elastic clamping suspension, comprising three same climbing sub-mechanisms, adjacent climbing sub-mechanisms being connected with each other to form a three-side structure; each climbing sub-mechanism comprises a driving wheel type moving sub-mechanism, a driven wheel type moving sub-mechanism and a frame mechanism, the driving wheel type moving sub-mechanism and the driven wheel type moving sub-mechanism being arranged on two sides of the frame mechanism respectively; in the three-side structure formed by the three climbing sub-mechanisms, three groups of driving wheel type moving sub-mechanisms are arranged on one side of the frame mechanism, and three groups of driven wheel type moving sub-mechanisms are arranged on the other side of the frame mechanism. The robot has simple structure, is convenient to disassemble and assemble, has strong obstacle crossing ability, and can be applied to the outer surface inspection of pipes with different diameters.

The invention relates to the field of wave power generation, and discloses a wave power generation device which comprises a floating plate, a fixing frame is detachably arranged on the top face of the floating plate, two supporting frames are fixed to the top face of the fixing frame, a mounting plate is fixed to the top faces of the supporting frames, and a rocker is fixed to the surface of a rotating pipe. A swing hammer is fixed to the bottom end of the rocker, a positioning plate is fixed to the top face of the mounting plate, a fixing hole is formed in one side of the positioning plate, a bearing is fixed in the fixing hole, a rotating shaft is fixed to the inner wall face of an inner ring of the bearing, and the rotating shaft is fixedly sleeved with a chain wheel. The surfaces of the two ends of the rotating shaft are fixedly sleeved with driving gears, and two generators are fixed to the top face of the mounting plate. According to the wave power generation device, wave power generation can be achieved in the rotating process of the rotating column of the power generator, the floating plate floats on the sea surface, the influence caused by tides can be reduced in the power generation process, and the wave power generation efficiency is improved.

The utility model relates to the field of photovoltaic technology, in particular to a portable photovoltaic solar panel, which comprises a folding substrate, a plurality of photovoltaic panels are arranged on the folding substrate, a plurality of metal rings are fixedly arranged on the outer wall of one side, far away from the photovoltaic panels, of the folding substrate, guide sliding grooves are formed in the metal rings, and the guide sliding grooves are communicated with the photovoltaic panels. A supporting plate is movably arranged on one side of the folding base plate, a rotating mechanism and an elastic band are arranged on the supporting plate, guide sliding blocks are fixedly arranged on the two sides of the supporting plate and movably arranged in the guide sliding grooves, and handles are fixedly arranged on the two sides of the folding base plate. A plurality of inserting grooves are formed in the outer wall of the side, close to the metal ring, of the folding base plate, and threaded holes are formed in the inner walls of one sides of the inserting grooves, so that the folding base plate can be conveniently carried in the climbing process, the carrying mode can be correspondingly changed according to personal habits, and a user can conveniently carry the folding base plate.

The invention discloses anti-corrosion treatment equipment for a railway embedded part and a construction method, relates to the technical field of anti-corrosion treatment equipment, and aims to provide the anti-corrosion treatment equipment for the railway embedded part, which solves the problem that the rust removal and passivation of the railway embedded part cannot be performed continuously. An installation rod is installed at one corner of the front face of the railway embedded part anti-corrosion treatment equipment box, a controller is installed at one end of the installation rod, area switching mechanisms are symmetrically installed at the top end of the railway embedded part anti-corrosion treatment equipment box, and balance assemblies are arranged on the inner sides of the area switching mechanisms. The device has the technical effects that the linear teeth are meshed with the gear, so that the linkage rotating rod can be quickly rotated, the switching speed of the railway embedded part in the discharging hopper between the two treatment cavities can be increased, the railway embedded part can be quickly subjected to anti-corrosion treatment, and the treatment continuity of the railway embedded part is further improved.

The invention discloses an anti-blocking impurity removal machine for soybean breeding, and relates to the technical field of soybean seed impurity removal. A hopper is fixedly connected to one side of the winnowing assembly, a mounting plate is fixedly connected to the surface of the winnowing assembly and fixedly connected with the outer side face of a groove body, a screening assembly is fixedly connected with the side, away from the hopper, of the winnowing assembly, and the side, away from the screening assembly, of a specific gravity assembly is fixedly connected with the bottom of the inner side face of the groove body. The side, away from the groove body, of the specific gravity assembly is fixedly connected with the side, away from the winnowing assembly, of the screening assembly, the winnowing assembly blows out airflow to blow away light impurities such as dust, shriveled grains and glume shells, the screening assembly vibrates to screen stones, non-plump soybeans and plump soybeans, the non-plump soybeans and the plump soybeans pass through the two sides of the screening assembly correspondingly, and then the soybeans are screened. And sick grains and worm-eaten grains are floated out in saline water, and impurity removal and sorting of the soybeans are completed.

The invention relates to the technical field of bending equipment, and discloses connector pin bending equipment which comprises a working platform and a main shaft, the main shaft is arranged at the bottom of the working platform, a first bevel gear is fixed to one side of the outer wall of the main shaft, a transmission shaft is arranged on one side of the bottom of the working platform, and an eccentric plate is arranged at the other end of the transmission shaft; by adjusting the position of the positioning shaft in the strip-shaped groove, when the length of the connecting arm relative to the eccentric plate and the positioning shaft is close to one side of the connecting block, the relative length of the connecting arm is small, the swing amplitude of the connecting arm is small, the length of the guide column moving left and right is small, and the guide column can move left and right conveniently. And on the contrary, when the positioning shaft is far away from one side of the connecting block, the swing amplitude of the connecting arm is large, so that the fixed-distance conveying distance of the pin connector is increased, and the pin bending device is suitable for pin bending of connectors with different types of pin distances.

The invention relates to the technical field of masonry saw cutting, and discloses an ecological masonry manufacturing saw cutting device and a saw cutting method.The ecological masonry manufacturing saw cutting device comprises a supporting frame and to-be-cut masonry located on the supporting frame, a plurality of supporting assemblies slide on the supporting frame, and each supporting assembly comprises a transverse plate sliding on the supporting frame; a vertical plate vertically penetrates through the transverse plate, a top frame is arranged on the vertical plate, and a circular plate and a third fixed pulley are arranged at the two ends of the vertical plate respectively. In the cutting process, a saw pulling rope is pulled in a reciprocating mode to drive a first fixed pulley and a second fixed pulley to rotate in a reciprocating mode, then a side block and a protruding point are matched to drive an abutting disc to rotate, and due to the fact that a second compression spring is in a compressed state, it can be guaranteed that a friction rolling ball is tightly attached to the edge of a cut gap of to-be-cut masonry; and meanwhile, rotation of the abutting disc can drive a friction rolling ball to rotate through twisting of a second compression spring, and then the effect of polishing the edge of the cut gap is completed.

The utility model provides a kind of traction mechanism of box elevator, belong to elevator traction equipment technical field, including the motor being set in the top of rack, the traction rope being set in the bottom of motor, the support plate is set in the top of rack, opening is set on support plate for the traction rope movement, opening is set with detection ring, the left and right sides of detection ring are respectively provided with one positioning assembly, cavity is set in detection ring, detection device is set in cavity, anti-shake component is set in the bottom of support plate, the utility model generates infrared light by infrared light emitting tube, makes light to traction rope, when infrared light is shielded by traction rope, it is judged as not broken, when infrared light is not received by traction rope shielding, it is irradiated to infrared light receiving tube, it is judged as broken line and state is converted into data box recognizable digital signal at this time, to monitor the state of traction rope in real time, when traction rope state is abnormal, it can be found in first time maintenance, to reduce the probability of safety accident due to traction rope fracture.

The bionic bait comprises a fish head, connecting blocks are fixedly installed on the surface of one side of the fish head, a fish front end, a fish middle end and a fish rear end are fixed to the two sides of each connecting block respectively, a swing chain assembly is arranged between every two connecting blocks, and powerful magnets are fixedly installed on the two sides of the fish front end, the two sides of the fish middle end and the two sides of the fish rear end respectively. An opening-closing door is rotationally mounted on one side surface of the connecting block; according to the bionic bait, when the bionic bait body works in water and one swing chain assembly is broken, the other swing chain assembly still works, however, due to the fact that one swing chain assembly is broken, the swing amplitude of the bionic bait body is increased, the powerful magnet close to the broken end of the swing chain assembly is attracted, and therefore the bionic bait body works in the water. And the distance between the two connecting blocks is reduced, so that the powerful magnet far away from the broken end of the swing chain assembly is attracted, the swing chain assembly ejects the opening and closing door open, and the broken swing chain assembly enters the connecting blocks.

The utility model discloses a manual seat back row adjusting tool based on a connecting rod mechanism, which comprises a connecting rod mechanical arm controlled by a back row passenger to adjust the lifting action of a pull rod of a front row manual seat, the connecting rod mechanical arm comprises a lifting arm, a force application arm, a first supporting arm and a second supporting arm, the first supporting arm is used for providing a rotating supporting point for the lifting arm, and the second supporting arm is used for providing a rotating supporting point for the lifting arm; the second supporting arm provides jacking force for the lifting arm to achieve rotation, the jacking force of the second supporting arm is provided by the force application arm, a positioning supporting point of the force application arm is provided by the first supporting arm, and the connecting rod mechanical arm is provided with a sliding supporting point between the pull rod and the force application end of the rear row passenger. According to the tool, the swing amplitude of the connecting rod mechanical arm can be large enough in a narrow space below the cushion so that the connecting rod mechanical arm can rotate to the angle and the height capable of lifting the unlocking pull rod, passengers in the rear row can conveniently adjust a seat in the front row to move forwards or backwards so as to obtain a larger leg space in the rear row, the market prospect is wide, millions of family cars are convenient to use, and the practicability is high. And the comfortable driving experience is obtained.

The utility model relates to the technical field of quartz sand blasting, in particular to an automatic quartz sand blasting machine for quartz surface treatment, which comprises a sand blasting cabinet, a blanking barrel is fixedly connected to the top of the sand blasting cabinet, and a recycling barrel is fixedly connected to the top of the sand blasting cabinet and located on the outer side of the blanking barrel. The recycling barrel and the discharging barrel both extend into the sand blasting cabinet, a visual window is formed in the outer portion of the sand blasting cabinet, a cabinet door is hinged to the side, away from the visual window, of the sand blasting cabinet, a fixing plate is fixedly connected to the inner side wall of the sand blasting cabinet, and a driving table is fixedly connected to the top of the fixing plate. The automatic quartz sand blasting machine comprises a driving table, an inserting shaft is slidably connected to the interior of the driving table, a mounting base is fixedly connected to the end, away from the driving table, of the inserting shaft, and a rotating disc is rotatably connected to the interior of the mounting base. And the angle of the spray head can be adjusted, and the overall practicability is greatly improved.

The invention discloses edge gateway equipment with a heat dissipation mechanism, and relates to the technical field of gateway equipment, the edge gateway equipment comprises a gateway body and heat dissipation fins, the heat dissipation fins are arranged on the side edge and the top of the gateway body, each heat dissipation fin comprises a heat conduction plate and a plurality of fin strips, the fin strips are uniformly arranged on the heat conduction plate, and the heat dissipation mechanism is arranged on the gateway body. A plurality of assembling grooves are formed in the outer surface of the heat conduction plate, the interiors of the assembling grooves are assembled and connected with the lower ends of the fin strips through memory alloy blocks, the lower ends of the memory alloy blocks in a heated and unfolded state extend to the outsides of the assembling grooves, electrical elements are assembled in the gateway body through a substrate, and heat conduction pipes are arranged on the side edges of the substrate through heat conduction pieces. The end, away from the substrate, of the heat conduction pipe extends to the side wall of the gateway body. The micro grooves, the heat conduction pipes and the memory alloy are integrated to drive the vibration fins, zero-energy-consumption automatic vibration flow increasing and efficient heat exchange are achieved, and the passive heat dissipation performance under the natural convection condition is remarkably improved.

This utility model discloses a mobile side guide device with guide wheels, relating to the field of side guide technology. It includes a support platform with multiple side guide components mounted on its top. A dust removal mechanism is installed in the middle of the support platform, and a drive mechanism is connected to one side of the dust removal mechanism. Through the synergistic effect of multiple side guide components, the stability and efficiency of the material guiding process are improved. A drive motor drives a crank to rotate continuously, and a drive block at the bottom of the crank drives a rotating plate to swing. The large swing amplitude of the rotating plate effectively converts rotational motion into swinging motion. A shaped gear rotates synchronously with the rotating plate and the central shaft and remains meshed, continuously applying meshing force to the transmission gear. The transmission gear drives a rotating rod to rotate alternately, and the movement of the rotating rod pushes the rotating tube to rotate. High-speed air jets on the surface of the rotating tube clean the side guide wheels and the main body of the guide wheels, ensuring cleanliness during the material guiding process and preventing dust accumulation that could lead to mechanical jamming and guide deviation.

A slag removal device for an aluminum molten furnace includes a forklift and a slag removal rod. The slag removal rod has a slag removal plate at its head and an insertion part at its tail, the height of which is higher than the height of the slag removal plate. The slag removal rod is detachably mounted on the forklift's forks via the insertion part, thus forming the slag removal device for the aluminum molten furnace. This invention has a simple structure, low processing cost, and can significantly reduce manual labor intensity while improving slag removal and stirring efficiency.

The utility model relates to the technical field of tower spraying, and discloses a high-altitude spraying tower which comprises a tower body, a tower crane swing arm is arranged at the top of the tower body, a supporting plate is arranged at the bottom of the tower crane swing arm through an L-shaped plate, a rack plate is arranged in the supporting plate in a sliding mode, and rotating rods are rotationally arranged on the two sides of the bottom end of the supporting plate through vertical plates. A gear used for being meshed with the rack plate is arranged in the middle of the rotating rod, water outlet transverse pipes are arranged at the two ends of the rotating rod through swing plates, a plurality of vertical pipes are arranged at the bottoms of the water outlet transverse pipes, nozzles are arranged at the bottoms of the vertical pipes, and an adjusting assembly used for moving the rack plate is arranged at the top of the L-shaped plate. The rack plate is driven to move up and down repeatedly through the arranged driving assembly, so that the two swing plates swing repeatedly, the spraying range of the spray head can be widened, meanwhile, the spray head can be continuously adjusted conveniently, the spraying range of the spray head can be adjusted without repeatedly controlling starting and stopping of a motor manually, and the use convenience is good.

The utility model belongs to the field of electroplating equipment, particularly relates to a swinging device for an electroplating hanger, and aims to solve the problems that on one hand, supersaturated gas exists in a solution, on the other hand, small bubbles are generated by hydrogen evolution in an electrolytic electroplating process and can be adsorbed on the surface of a workpiece, so that the ion deposition process of the surface of the workpiece is obstructed; in order to solve the problems that the plating layer of an electroplated object is not uniform, the quality of the plating layer is reduced and the performance of the plating layer is influenced due to the fact that the plating layer on the periphery cannot be deposited and the plating layer on the periphery is continuously thickened, the following scheme is provided: the hanging rack comprises a hanging rack body and a bottom plate, and the bottom of the hanging rack body is fixedly connected with a plurality of fixing clamps for hanging the electroplated object; the front side of the bottom plate is fixedly connected with a connecting plate, when an electroplated object is electroplated, the hanger body can be swung through a motor, then the electroplated object is swung, escape of gas in a solution is accelerated, and tiny gas cylinders generated on the surface of the object can be driven away.

This invention relates to the field of 3D printing technology, and in particular to a 3D printer with a fully enclosed infrared constant temperature cavity, including a printer body, a gantry set inside the printer body, and an extruder movably mounted on the gantry. The gantry has a built-in transmission system for driving the extruder to move laterally and longitudinally inside the printer body. A forming platform is provided at the bottom of the gantry, which is driven by the transmission system to move up and down. This invention realizes the reciprocating swing motion of the swing plate and swing ring through the swing heating component, so that the annular heating tube and the long strip heating tube can dynamically radiate the side area of ​​the forming platform in layers and at multiple angles. The fixed-point temperature compensation component is always accurately aligned with the extruded material to ensure the continuity and accuracy of temperature compensation, which significantly improves the printing quality and success rate. The turbulence temperature control component makes the infrared heat radiation continuously dispersed by the rotating turbulence plate and evenly cover all areas of the bottom of the forming platform.