8results about How to "Large output" patented technology

The utility model belongs to the technical field of manipulators, and discloses a high-efficiency transmission linear motor and a bionic finger, the high-efficiency transmission linear motor comprises: a driving motor, an output shaft of which is rotatably arranged; the input end of the reduction gearbox is connected with the output shaft of the driving motor; the ball screw module comprises a screw rod and a telescopic nut, the screw rod is connected with the output end of the reduction gearbox, the telescopic nut is of a sleeve structure, the screw rod is sleeved with the telescopic nut, the screw rod and the telescopic nut are in threaded fit and form a spiral groove containing balls, and the telescopic nut serves as the output end of the efficient transmission linear motor and can stretch out and draw back along the straight line. According to the high-efficiency transmission linear motor provided by the utility model, the ball screw module is adopted as a power conversion structure, so that the transmission efficiency is high, the bearing capacity is strong, and the service life is longer.

This invention discloses an electromagnet with redundant design, its usage method, and a circuit breaker. The electromagnet with redundant design includes a housing. A first moving iron core and a second moving iron core are movably disposed within the housing along its length. The first moving iron core has a through hole extending along the length of the housing. The second moving iron core is connected to an actuating shaft that moves synchronously with the first moving iron core and extends through the through hole to the outside of the first moving iron core and a first end plate. The housing contains a first coil assembly, a first stationary iron core, a second coil assembly, and a second stationary iron core. The first and second coil assemblies can be simultaneously energized to drive the first and second moving iron cores to move simultaneously. This invention fully realizes redundant design within a limited width space. The first and second moving iron cores can operate simultaneously or separately. When operating separately, safe redundancy is achieved; when operating simultaneously, a greater output force is provided, thus meeting the need for a greater tripping force.

The utility model provides a kind of full-automatic air-tightness detection equipment of multi-station copper pipe: including workbench and set on workbench's feeding mechanism, taking and placing mechanism and air-tightness detection mechanism;Air-tightness detection mechanism includes air-tightness detection seat, and air-tightness detection seat is equipped with and the accommodation groove that copper pipe shape is matched and top is open end, the top of air-tightness detection seat is open and is connected with sealing cover plate, and sealing cover plate is connected with air pressure sensor towards the end surface of accommodation groove, for detecting the air pressure in accommodation groove;Air-tightness detection seat is equipped with several sealing components corresponding with copper pipe port one to one, and sealing component is used to block corresponding copper pipe port;One of sealing components is equipped with the inflation passage that connects outside air source and copper pipe inner chamber, for inflating to copper pipe inner chamber;After being thus arranged, when the gas in copper pipe leaks, the pressure change in accommodation groove is more obvious, and the sealing property of copper pipe can be accurately detected, guarantee product quality.

This application relates to the field of steering technology, providing a lead screw drive device and a rack-and-pinion power steering system. The lead screw drive device includes: a lead screw shaft; two sets of ball nut assemblies spaced apart on the lead screw shaft; a dual-output motor with two output shafts coaxially connected and synchronously driven by the rotor of the dual-output motor; and two sets of transmission mechanisms, with the two output shafts respectively connected to the nuts of the two sets of ball nut assemblies via the two sets of transmission mechanisms. The lead screw drive device of this application utilizes a redundant design where the dual-output motor drives the two sets of ball nut assemblies mounted on the lead screw shaft through two sets of transmission mechanisms. This simplified and stable structure achieves reliable and efficient driving of the lead screw shaft. The lead screw drive device of this application can be applied to rack-and-pinion power steering systems, effectively providing steering assistance through a simplified and stable redundant design, thereby improving the safety and reliability of the steering system.

This invention provides a hydraulically driven artificial muscle robotic arm module and a modular robotic arm. The robotic arm module includes joint links, a root muscle connector, a hydraulically driven artificial muscle, joint connectors, end muscle connectors, and tension springs. The joint links include four links. The joint connectors include a joint shaft, which is mounted on the first link assembly and the second link assembly. The root muscle connector includes a first root connecting block, a second root connecting block, a root support block, a connecting shaft, a root muscle fastening stud, and a root muscle fastening nut. The end muscle connector includes a first end connecting block, a long connecting shaft, an end support block, a second end connecting block, an end muscle fastening stud, and a second end fastening nut. The technical solution of this invention has significant advantages such as high modularity, compact structure, simple control, large joint torque output, and flexible load bearing.

This application discloses a small inertial exciter, which includes a movable part, a fixed connection part, and a support part. The fixed connection part is located above the movable part and is connected to it via the support part. The support part is equipped with a coil, the fixed connection part is equipped with a magnet, and the movable part is equipped with a spring. The coil moves under the action of current, causing the spring to move, and the displacement is transmitted to the outside through the inner and outer studs of the fixed connection part. This small inertial exciter can output a large inertial force at low and low-to-medium frequencies.

The present application relates to a kind of multistage oil cylinder, belong to aerospace technology field, solve the problem that the existing multistage oil cylinder cannot realize sustained maximum output force under the limited diameter space size.The present application includes primary oil cylinder, secondary oil cylinder and connecting piece, primary oil cylinder and secondary oil cylinder are connected in series by connecting piece, thereby reducing the radial diameter size of the multistage oil cylinder;One end of primary oil cylinder is fixedly connected with static guide rail, and the other end is fixedly connected with primary load through connecting piece, so that primary oil cylinder can drive primary load to act;One end of secondary oil cylinder is fixedly connected with primary load through connecting piece, and the other end is fixedly connected with secondary load, so that secondary oil cylinder can drive secondary load to act.The present application reduces the radial diameter of multistage oil cylinder, so that multistage oil cylinder can sustain maximum output force under the limited diameter space size.

The utility model discloses a shock absorber reverse force detection and total length measurement integrated device which comprises a base. A mounting frame is arranged on the base, and a supporting plate and a workbench are arranged on the mounting frame; a workpiece clamping device and a detection mechanism are arranged on the workbench, and the workpiece clamping device is used for clamping a piston rod of the shock absorber placed on the supporting plate; the detection mechanism comprises a driving device A, a detection assembly and a mounting plate; the driving device A is fixed on the mounting plate and is used for driving the detection assembly to lift; the detection assembly comprises a bracket, and a displacement sensor and a pressure sensor which are arranged on the bracket; a PLC control box is arranged on the base, and the A driving device, the displacement sensor and the pressure sensor are electrically connected with the PLC control box. According to the shock absorber reverse force detection and total length measurement integrated device, through a specific structure, two work of shock absorber reverse force detection and shock absorber total length measurement can be completed at the same time, and the shock absorber reverse force detection and total length measurement integrated device has the advantages of being simple in structure and easy to operate.