9results about How to "Increase impact area" patented technology

The invention relates to the technical field of perforating machines, in particular to a full-automatic double-head perforating machine which comprises a supporting frame, a workbench is fixedly connected to the top of the supporting frame, sliding rails are fixedly connected to the two sides of the top of the workbench, sliding blocks are slidably connected to the tops of the sliding rails, and bearing plates are fixedly connected to the tops of the sliding blocks. Opposite punching motors are fixedly connected to the tops of the bearing plates correspondingly, punching heads are fixedly connected to the output ends of the punching motors, first electric telescopic rods are fixedly connected to the side wall of the workbench, the output ends of the first electric telescopic rods are fixedly connected to the side walls of the bearing plates, and a punching table is fixedly connected to the middle of the top of the workbench. The top of the workbench is fixedly connected with a supporting table, and the top of the supporting table is fixedly connected with a second electric telescopic rod. Compared with the prior art, the automatic bar placing and taking-out device effectively and automatically places and takes out bars, tedious operation of manual intervention is avoided, and the production efficiency is remarkably improved.

The invention discloses a metal cabinet panel structure with a locking mechanism, and relates to the technical field of metal cabinet panels. A cabinet body is fixedly connected to the top of the bottom plate, a cabinet door is rotationally connected to the inner side face of the cabinet body through a rotating rod, a locking mechanism is arranged on the side, away from the rotating rod, of the cabinet body and fixedly connected with the outer side face of the cabinet body, a cooling mechanism is fixedly connected with the inner side face of the cabinet body, and a limiting hole is formed in the center of a limiting block. The limiting block is fixedly connected with the side, away from the rotating rod, of the cabinet door, the side, close to the cabinet body, of the limiting plate is slidably connected with the cabinet body in a clamped mode, the limiting plate is slidably connected with the cabinet body in a clamped mode, movement of the limiting block can be effectively limited, and therefore the purpose of effectively locking the cabinet door is achieved; therefore, the cabinet door is not easy to loosen.

The present invention relates to an experimental device and a method for using a simulated corrosion environment in an ocean splash zone, comprising a simulated dry environment experimental box arranged at the upper part and an immersion corrosion experimental box arranged at the lower part; the simulated dry environment experimental box comprises an experimental box body, a constant temperature device, a fan, and a sample steel lifting device; a sample steel lifting device is arranged in the experimental box body, and a fan and a constant temperature device are respectively fixed on both sides; a sample hanging frame is used to fix the sample; the sample steel lifting device drives the sample to enter and exit the corrosion experimental tank; a water bath temperature control device is used to adjust the liquid temperature in the corrosion experimental tank. The advantages are: the running time is set by the lifting stroke of the sample; the temperature of the corrosive liquid is adjusted by the water bath temperature control device, and the simulated dry environment experimental box is provided with a constant temperature device and a fan, which can realize rapid drying of the sample, and truly simulate the influence of the seawater temperature in the ocean splash zone and the drying speed of the ocean steel on the changes of the external temperature during the day and night.

The utility model discloses a voice coil motor, carrier, which is provided with a first through hole capable of placing a lens, and the side wall of the carrier is fixed with a coil, a base is provided with a second through hole coaxial with the first through hole, a spring piece is arranged between the carrier and the base, and the two sides of the spring piece are fixed with the carrier and the base respectively. The voice coil motor can balance the moment of force by canceling the upper spring and adjusting the lower spring wire width, can perfectly realize the use of one lower spring to carry the carrier, balance the moment of force, produce the tensile force opposite to the magnetic force, realize the use of one spring to realize the AF focusing stroke requirement, thereby reduce the cost.

The utility model discloses an automobile seat with a buffering anti-collision rear table plate structure, which comprises an automobile seat body, hinge support rods are hinged to two sides of the back of the automobile seat body, a seat table plate is hinged to the other ends of the hinge support rods, a through groove is formed in the right side of the seat table plate, and the through groove is communicated with the through groove. Mounting grooves are formed in the two sides of the inner wall of the left side of the through groove formed in the right side of the seat table plate, dampers are fixedly mounted in the mounting grooves, buffer plates are mounted at the output ends of the dampers, and telescopic springs surrounding the outer rings of the output ends of the dampers are mounted on the two sides of the left side of each buffer plate. By arranging the buffer plate, the damper, the telescopic spring and the like, a buffer effect is achieved when the seat table plate is impacted, the seat table plate is prevented from being impacted and further damaged, by arranging the baffle, the buffer plate and the like, a certain shielding effect is achieved, meanwhile, the impact stress area of the buffer plate is increased, and the service life of the seat table plate is prolonged. And the injury to passengers caused by collision is reduced.

The utility model discloses a material receiving mechanism for automatic production of materials. The material receiving mechanism comprises a material receiving roller way, a buffer baffle assembly and a driving assembly. The receiving roller way is provided with a receiving end and a discharging end and is used for conveying materials; the buffering baffle assembly is arranged near the discharging end of the material receiving roller way in a lifting mode and used for blocking materials and reducing the speed of the materials. The driving assembly is connected with the buffering baffle assembly and used for driving the buffering baffle assembly to move up and down to be higher or lower than the upper surface of the receiving roller way. The buffer baffle assembly comprises a lifting frame, a buffer plate and an elastic piece. The lifting frame is arranged near the discharging end of the material receiving roller way and connected with the driving assembly. The buffer plate is connected to the lifting frame and can ascend and descend together with the lifting frame. A gap is formed between the buffer plate and the lifting frame; the elastic piece is arranged between the lifting frame and the buffer plate, and the two ends of the elastic piece abut against the lifting frame and the buffer plate respectively. The material receiving mechanism for automatic production of the materials can slow down the material speed, and damage to the materials and a production line is avoided.

The utility model relates to a wave impact resistant water conservancy project ecological protection slope which comprises a positioning mounting plate, positioning supporting legs are fixedly connected to the four corners of the bottom of the positioning mounting plate, an adjusting box is fixedly connected to the top of the positioning mounting plate, an adjustable impact resistant plate is arranged in the adjusting box, and a buffer box is fixedly connected to the front side of the adjusting box. The wave impact force can be buffered by arranging the buffering plate, the impact stress can be further buffered by arranging the buffering box, the situation that the wave impact force directly acts on the adjusting box, and consequently the adjusting box is deformed or even damaged is avoided, and the service life of the adjusting box is prolonged. And by arranging a second adjusting bolt, a two-way screw can be driven to rotate, so that a threaded sleeve can drive a second connecting rod to adjust the angle, the adjustable anti-impact plate can ascend and descend, and the wave impact resistance area can be increased conveniently.

The invention discloses a sealing performance detection device and detection method for a marine valve, and relates to the technical field of marine valve detection.The sealing performance detection device is characterized in that a detection groove is formed in a sealing detection frame, and the interior of the detection groove is used for containing a to-be-detected valve; according to the invention, the sliding plate is lifted, so that the sliding plate can fall down to impact a valve to be detected, then a first motor is started, one electromagnet is electrified, and a plurality of rotating shafts are rotated, and only one electromagnet is electrified, so that one nut can drive a connecting piece and an impact plate to move downwards; then the sliding plate drives the impact plate to freely fall and impact the valve to be detected, sealing detection can be conducted after reef impact is simulated, the detection effect is improved, according to the principle, the multiple starting electromagnets are sequentially increased, the multiple impact pieces and the impact plate can descend at the same time, and the impact area can be increased; reefs of different sizes are simulated to impact the to-be-detected valve, and the detection effect can be further improved.

The utility model discloses a novel centrifugal vacuum pump unit. Comprising a communicating square pipe, a double-shaft motor, a second vacuum pump air outlet, a second vacuum pump air inlet square box air inlet, a second vacuum pump air inlet square box, a double-shaft motor power output shaft, a second vacuum pump air inlet box air outlet, a second vacuum pump air inlet, a working wheel, a long blade, a second vacuum pump, a short blade, a first guide blade and a second guide blade. And a working wheel fairing and a first vacuum pump. According to the centrifugal vacuum pump unit, a dust remover in a traditional centrifugal vacuum pump unit is removed, and the two-stage vacuum pump directly conveys materials from the negative pressure pipeline to the discharging pipe through the first vacuum pump air inlet, that is, the materials can be directly conveyed without dust removal, so that the working efficiency of the centrifugal vacuum pump unit can be effectively improved; the working wheel and the flow guide cover can stabilize flow, so that airflow uniformly enters an air inlet of the first vacuum pump, impact of the airflow is relieved, the airflow is uniform, efficiency is improved, and work is stable.