14results about How to "Reduce lateral force" patented technology

The utility model discloses a high-precision servo electric cylinder which comprises an electric cylinder body, a piston rod is arranged at the front end of the electric cylinder body, a guide enhancing assembly is connected to the front end of the piston rod, a transmission assembly is fixedly installed on the outer surface of the rear end of the electric cylinder body, and the guide enhancing assembly comprises a fixing plate, a guide rod, a fixing block and a guide ring. The transmission assembly comprises a worm gear, a rotating shaft, a transmission box, a servo motor, a driving shaft and a worm. According to the high-precision servo electric cylinder, the worm in the transmission assembly is a single-head worm, and the lead angle of the worm is smaller than the equivalent friction angle, so that a worm gear cannot reversely drive the worm, mechanical self-locking is achieved, stability is improved, radial loads can be shared through the arranged guide enhancing assembly and an external guide rail, the lateral force of a ball screw is reduced, and the service life of the ball screw is prolonged. And the bending moment resistance and the vibration resistance are obviously improved (particularly suitable for long-stroke or high-unbalance-load scenes), so that the precision is improved.

The utility model provides a redundant power supply automatic switching device of a hot plug module, which relates to the technical field of power supply switching equipment, and comprises a socket assembly consisting of a socket cover and a plug assembly consisting of a plug seat and a plug block which are arranged on one side of the socket cover, the plug seat is connected with the socket cover through the plug block, and the plug block is connected with the socket cover through the plug block. Sliding holes are formed in the two ends of the plug block, a trigger rod penetrating through the plug seat is arranged in the plug seat, two connecting plates are arranged at the end, located in the plug seat, of the trigger rod, a rectangular frame is arranged between the two connecting plates, and a conductive column is arranged at the end, close to the plug block, of the rectangular frame; a plug seat of a plug assembly is connected with a socket cover through a plug block with a sliding hole, the sliding hole provides guidance for insertion, so that the plug block can stably move along a set path, during insertion, the plug block pushes a trigger rod, the trigger rod drives a connecting plate and a rectangular frame, a conductive column is in contact with a conductive structure in a socket, and power connection is achieved.

This invention provides a mooring device for a tension leg platform in a water tank test. The device includes a platform connecting mechanism, a fixing mechanism, and a tensioning mechanism connected in sequence. The platform connecting mechanism includes a first rotary shackle, a tension sensor, a second rotary shackle, a first mooring cable, an elastic component, and a second mooring cable, all connected in sequence. The fixing mechanism includes a first fixing plate and a first pulley thereon. The tensioning mechanism includes a second fixing plate, a second pulley, a cable roller, and a servo motor. The second pulley, cable roller, and servo motor are mounted on the second fixing plate, and the output of the servo motor drives the cable roller to rotate. The second mooring cable is wound around the first and second pulleys and then connected to the cable roller. Using this modular structure for the mooring device facilitates disassembly and maintenance, and allows for component adaptation or replacement according to the test plan. It is highly applicable in situations requiring frequent platform model changes or multiple sets of tests.

The utility model discloses an efficient material cutting mechanism of a bearing forging machine, which belongs to the technical field of forging equipment and comprises a rack and a punch, a punching table capable of placing materials is fixedly arranged on the rack, an overturning groove for accommodating the fallen punch and waste materials is arranged below the punching table, a waste pushing rod with a polygonal cross section is arranged on the rack, and the waste pushing rod is connected with the punching table. The pushing piece guides the waste pushing rod to pass through the falling position of the punch in a reciprocating mode, and a transmission assembly guiding the waste pushing rod to rotate around the axis of the waste pushing rod is arranged between the rack and the waste pushing rod. According to the efficient cutting mechanism of the bearing forging machine, under the action of the pushing piece, the waste pushing rod rotates due to the action of the transmission assembly, the multiple edges on the surface of the waste pushing rod continuously push the punch to jump in the vertical direction, and therefore the transverse acting force applied to the punch in the process that the waste pushing rod pushes waste to be away from the punch is effectively reduced.

The utility model discloses an exoskeleton knee joint structure capable of adapting to different leg widths, and aims to solve the problems that an existing exoskeleton knee joint structure supports a skeleton on one side, damage to a knee joint cannot be effectively reduced, even pain and even damage of the knee joint may occur, and a wrapping structure cannot adjust the width size or the adjusting process is complex. The device comprises thigh structures, bionic knee joints, shank structures and binding structures, the thigh structures and the shank structures are hinged through the bionic knee joints, and the binding structures are installed on the inner sides of the thigh structures and the inner sides of the shank structures; each binding structure comprises a BOA screw, a fixing steel wire, an inserting buckle, a fixed binding belt, a movable binding belt and a binding liner, the binding liners in the two binding structures are installed on the inner side of the thigh structure and the inner side of the shank structure respectively, and the fixed binding belts and the movable binding belts are fixed to the two sides of the binding liners respectively.

The present application belongs to the technical field of tunneling equipment, and specifically discloses a cutter drum, a cutting cutter head and a cantilevered tunneling machine. The cutter drum comprises a drum body, the drum body is provided with a mounting position for mounting a cutter, the drum body has a rotation axis, the cutter has a rotation axis, the mounting position has an axis that is positioned and coincides with the rotation axis of the cutter, and the rotation axis of the drum body is perpendicular to the axis of the mounting position. The cutting cutter head comprises the above cutter drum. The cantilevered tunneling machine comprises the above cutting cutter head. In actual application, when the cutting cutter head swings with the cutting boom, the cutter is subjected to a lateral force, the cutter drum rotates, thereby buffering the lateral force received by the cutter head, and avoiding the collapse and fracture of the cutter.

This invention belongs to the field of bridge reinforcement technology, specifically referring to a cantilever bridge reinforcement device and method, including a hinged seat, an overload sensing component, a lateral balancing component, a tensioning component, a buffer unloading component, a support and reinforcement component, an installation component, and a cantilever bridge. The hinged seat is mounted on the installation component, the installation component is mounted on the cantilever bridge, and the overload sensing component is located between the hinged seats. This invention uses the relative extension and retraction of the sensing cavity and the sensing piston rod to feedback changes in the compression amplitude of the unloading spring, and automatically adjusts the tension of the steel cable through the lateral balancing component. Because the lateral force exerted on the pier mounting frame by the steel cable and the buffer unloading component is simultaneously reduced, the lateral thrust on the pier body can be maintained within a certain range, thereby preventing damage to the pier body due to excessive lateral thrust.

This invention discloses a flange separator, relating to the technical field of flange separation, comprising: a central connecting rod assembly, and two separation mechanisms symmetrically arranged at both ends of the central connecting rod assembly; the central connecting rod assembly includes a first connecting rod and a second connecting rod, which are movably sleeved together in an axially relative telescopic manner to form an adjustable-length rigid lever arm. The thrust applied by the operator is effectively integrated and transmitted to the separation mechanisms at both ends through the rod itself, avoiding the asynchronous problems that may occur with multiple power sources and ensuring the coordinated and consistent separation action. The locking mechanism is designed to allow the first and second connecting rods to be easily telescopically adjusted to adapt to different flange spacings, while ensuring that their relative positions are absolutely fixed when subjected to huge reaction forces during separation operations, preventing any possible sliding or contraction, thereby ensuring the stable transmission of separation force and operational safety.

The utility model relates to wind driven generator technical field discloses a vertical axis wind driven generator, including fan main shaft, a plurality of first blades, a plurality of first blades are along the circumferential interval of fan main shaft set up on fan main shaft, and a plurality of first blades form first blade group, a plurality of second blades, a plurality of second blades are along vertical direction set up on the downside of first blade group fan main shaft, and a plurality of second blades form second blade group, and second blade group at least partial with generator is at same horizontal height, the vertical axis wind driven generator of the utility model, through setting second blade group downside first blade group, and second blade group at least partial with generator is at same horizontal height, can reduce the gravity position of wind wheel whole. The structure setting of double -deck blade group can alleviate the tremble in the rotation of wind wheel, reduce the possibility of resonance occurrence, are favorable to keep the stable of power generation efficiency.

The utility model discloses a suspension frame for aluminum product surface treatment, which comprises a suspension assembly, the suspension assembly can clamp a suspension disc, the whole suspension disc is I-shaped, the upper side and the lower side of the suspension disc are disc-shaped, the middle part of the suspension disc is circular shaft-shaped, a group of connecting rods which are uniformly distributed on the circumference are fixed on the edges of the upper side and the lower side of the suspension disc, and the connecting rods are connected with the suspension assembly. The utility model relates to the technical field of suspension equipment, in particular to a suspension frame for aluminum product surface treatment, which is characterized in that an upper disc structure and a lower disc structure of an I-shaped suspension disc can uniformly disperse the weight of the aluminum product workpiece and avoid deformation of the suspension disc, so that the aluminum product workpiece is prevented from being damaged, and the service life of the aluminum product workpiece is prolonged. The connecting rods which are evenly distributed in the circumference provide a plurality of binding points, multi-position fixing can be achieved, the aluminum product workpieces of different specifications can be adapted, the workpieces can be effectively prevented from shaking, deviating or falling off in the surface treatment process, the suspension assembly is of an inclined hole, rolling shaft and U-shaped rod structure, and the suspension disc is rapidly clamped through the lever principle.

The utility model relates to the field of milling cutter especially relates to a strong power cycloid milling cutter, including first part, connecting portion and second part, the diameter of first part is less than second part, one end of connecting portion is fixedly connected with first part, the other end is fixedly connected with second part, the connecting portion includes three taper surfaces of different tapers connected, and make three taper surfaces be taper surface one, taper surface two and taper surface three respectively, a plurality of helical first blade parts are provided on first part, first blade part includes bottom blade surface and first side blade surface, a plurality of helical second blade parts are provided on connecting portion, second blade part includes second side blade surface, first blade part and second blade part are correspondingly arranged, and second side blade surface is connected with first side blade surface. The utility model discloses through the setting of first part, connecting portion and second part, make the position of milling cutter bearing lateral force mainly be connecting portion, to improve the ability of milling cutter bearing lateral force, thereby reduce the vibration of milling cutter.

This invention belongs to the field of ceramic matrix composite material machining technology, and discloses a SiC f A method for drilling small, oblique holes in SiC ceramic matrix composites includes: using a grinding head with applied ultrasonic vibration to drill the SiC... f The SiC ceramic matrix composite workpiece is subjected to dot-mapping to form a slanted small hole inlet platform; an ultrasonically vibrating drill bit is used at the slanted small hole inlet platform to drill the SiC to be processed. f This invention aims to solve the problem of drilling oblique small holes in SiC ceramic matrix composite workpieces. f The high hardness, brittleness, and inhomogeneity of SiC ceramic matrix composites present technical challenges, such as difficulty in drilling small oblique holes and easy tool breakage during the machining process.

The utility model relates to the technical field of dental drill, disclose a kind of dental drill set for navigation operation root canal internal passage establishment, including quick dental drill assembly and slow dental drill assembly, quick dental drill assembly and slow dental drill assembly all include the front tooth dental drill and back tooth dental drill of different total length, front tooth dental drill and back tooth dental drill all include sequentially connected fixed part, transition part, needle bar part and needle tip part, the taper of needle bar part is set as 0, the diameter of needle bar part is consistent with needle tip part, needle tip part is provided with multiple grooves along axial direction;The end of the fixed part of slow dental drill assembly is provided with mounting interface.The utility model reduces the lateral force caused by taper, reduces the block to dental drill into the deep part of tooth root, reduces the influence of lateral force on operation accuracy and the risk of dental drill breakage;Adapt to the operation of patients with different opening degree and different position teeth;Increase longitudinal groove on existing dental drill, beneficial to cold water entering, play the role of cooling.