42results about How to "Achieve translational movement" patented technology

The invention discloses a surgical operation arm. The surgical operation comprises a driving mechanism, an executing tool and a bendable arm, wherein the bendable arm comprises a first bendable portion and a second bendable portion. The first bendable portion comprises three or more than three universal adjusting devices which are distributed between a top cover and a base in parallel, each universal adjusting device comprises a plurality of shafts, and each two adjacent shafts are connected with each other through a universal coupler. The second bendable portion comprises an inner flexible tube, at least one middle flexible tube and an outer flexible tube which are in sleeve connection with one another, and the inner flexible tube is suitable for retracting or extending out of the external flexible tube. By a series and parallel hybrid mode of the universal adjusting devices which are connected in parallel and the flexible tubes which are connected serially in a sleeving manner, highflexibility is ensured while the rigidity of the surgical operation arm is maintained. Moreover, the surgical operation arm is simple in structure and easy to operate.

The invention relates to the field of laundry racks, in particular to a multifunctional intelligent exterior wall laundry rack. The multifunctional intelligent exterior wall laundry rack includes a rack body, a shelter, a control unit, a translating assembly, a telescopic assembly, a flipping assembly, two illumination sensors and a humidity sensor, wherein the rack body is fixed to an exterior wall, and the shelter is fixed to the exterior wall and located above the rack body. The multifunctional intelligent exterior wall laundry rack comprises a multi-degree-of-freedom mechanism, a temperature sensor, the humidity sensor and a control system, and has high intelligence and convenience, wherein the multi-degree-of-freedom mechanism can realize reversing of multiple pieces of clothes at thesame time. A laundry rod at the tail end of the laundry rack can achieve two translational movements, and hooks can achieve rotation of nearly 180 degrees around their own rotating axes with respectto the laundry rod. The laundry rack has various functions, can realize automatic retraction, reversing and light chasing of clothes. The laundry rack comprises the multi-degree-of-freedom mechanism driven by a small motor, and can realize high-quality drying of more clothes at the same time.

The invention relates to a planetary pin roller lead screw, and belongs to the field of pin roller lead screw design. The planetary pin roller lead screw comprises a lead screw body, two inner gear rings, a nut, two bearing retainers, two steel wire locking rings, N pin rollers and a positioning pin. The N pin rollers are evenly distributed circumferentially on the outer wall of the lead screw body; the outer wall of the lead screw body is sleeved with the two bearing retainers; the two bearing retainers are located at the two axial ends of the pin rollers respectively; the two axial ends of the pin rollers extend into the two bearing retainers respectively; the two inner gear rings sleeve the outer walls of the two axial ends of the N pin rollers respectively; the nut sleeves the outer walls of the N pin rollers; the nut is fixedly connected with the inner gear rings through the positioning pin; and the two steel wire locking rings are arranged at the axial outer ends of the contact positions of the corresponding bearing retainers and the nut. Axial limiting is realized. The lead screw integrates characteristics of planetary gear transmission and threaded transmission, and converts the rotary motion into the linear motion.

The invention relates to a three-freedom-degree parallel mechanism suitable for platform movement. The three-freedom-degree parallel mechanism is composed of a fixed platform, a moving platform and three moving branches with identical structures and connected with the two platforms; wherein, each moving branch is a parallelogram connecting rod sliding block mechanism which is composed of three connecting rods, two sliding rods and two sliding blocks, and each moving branch is connected with the fixed platform and the moving platform through two rotating pairs respectively; and each of the fixed platform and the moving platform adopts a regular triangle structure, and the fact that three moving branches are symmetrically distributed at the peak of the regular triangle. The three-freedom-degree parallel mechanism adopts the symmetrical structure, the moving platform can move transversely in the X, Y and Z directions, the three-freedom-degree parallel mechanism is suitable for various mechanical structures needing to realize platform movement, and therefore, a broad application prospect is achieved; and in addition, the mechanism can effectively reduce occupancy for space volume, reduce manufacturing and maintenance costs, and maintain balancing in the movement process.

The invention provides an automatic moving type spiral hole milling manufacturing system. The automatic moving type spiral hole milling manufacturing system comprises an automatic moving mechanism composed of a crawling mechanism and a double-swinging platform. The crawling mechanism comprises an upper supporting plate, a lower supporting plate, bearings, a rotating shaft, a rectangular rotating plate, a first sliding rail, a first sliding block, a first drive device and three peripheral electric telescopic rods. The double-swinging platform comprises a first swinging shell, a second swinging shell, a first gear shaft, a third drive device, a second gear shaft and a fourth drive device. According to the automatic moving type spiral hole milling manufacturing system, the rotating shaft and a first screw pair are arranged between the upper supporting plate and the lower supporting plate of the crawling mechanism, random steering and horizontal moving of the crawling mechanism are achieved, and in addition, the hole machining position precision can be ensured through the double-swinging platform.

The invention overcomes the defect that a metal headstock is unable to match up with medical imaging equipment, and provides a perspective operation headstock which is matched up with X-ray imaging equipment. The X-ray perspective operation headstock (shown as a figure) comprises a connecting rod 1, a right connecting crankset 2, a short hand wheel 3, a left connecting crankset 4, a long hang wheel 5, a carbon fiber headstock 6, a left headrest 7, a right headrest 8, a leather 9 and a crankset 10, wherein the left headrest 7 and the right headrest 8 are cushion made of packaging sponge by the leather 9, and the other parts are made of carbon fiber composites, the surface material of the carbon fiber composite is carbon fiber, and the inner part of the carbon fiber composite is hard foamed material which is made by bonding, heating and curing epoxy resin. Due to the fact that the carbon fiber has good X-ray perspective performance, the measured attenuation equivalent of the operation headstock is 0.43mmAl, 100KV, so that the image is clear and has no artifact.

The invention relates to the field of electric power rush-repair equipment, and in particular relates to a cable maintenance robot comprising a rush-repair adjusting plate, a rush-repair support frame, an adjusting base plate, a lower adjusting support, an adjusting cylinder, an upper adjusting support, a rush-repair female board, a hydraulic cylinder base, a hydraulic cylinder, a frame-shaped reversing frame, a wire wrapping reel, a ratchet wheel, an end wire locking device, a flexible steel cable, a gear motor, a pawl, a rush-repair male board, a rotating pin, a rush-repair gas pipe, a rush-repair air pump, a pawl support, a rush-repair bearing, a reversing pin and a pawl spring. The cable maintenance robot disclosed by the invention implements supplementary closing on a broken cable, thus being convenient for maintenance of the cable, and adopts the same air pump to drive the adjusting cylinder, thus being capable of reducing the phenomenon of secondary breaking.

The invention relates to a spring brake cylinder (1) for vehicle brake systems, comprising a spring brake piston (8) that is located in a spring brake cylinder (4) and can be actuated by at least one accumulator spring (10), said piston separating a spring chamber (14) that houses the accumulator spring (10) from a spring brake chamber (12) of the spring brake cylinder (4) that can be aerated andbled, and comprising a release unit (64) for the manual release of the spring brake or a release actuated by a drive unit. The release unit (64) contains a release spindle (72) that co-operates with a spring brake piston rod (18) of the spring brake piston (8), is held in an opening (66) of the spring brake cylinder (4) and can be actuated from outside the spring brake cylinder (4). According to the invention, a flow connection (82) containing a valve unit (74) is provided in the release spindle (72), between the spring chamber (14) and the environment, said valve unit (74) opening and blocking the flow connection (82) depending on the pressure that prevails in the spring chamber (14).

The invention relates to the technical field of robots and particularly discloses a robot suitable for three-dimensional frame. The robot is composed of two symmetrical mechanisms and a hinge motor. The symmetrical mechanisms are connected through the hinge motor and composed of rotary motion devices and translational motion devices which are mounted on a rod of the frame in a matched mode. Not only is random moving on the three-dimensional frame structure achieved, but also advanced operation such as construction and reconstruction of the frame structure can be achieved.

The invention discloses an intelligent tunnel section flattening device. The device comprises a main frame, walking systems, a data processing center, a servo control system, a rotating rod, a main frame guide rail, a main frame guide rail trolley, a tunnel section detection module, a tunnel section clearing module and a tunnel section filling module. The walking systems are symmetrically installed at the bottom ends of the four corners of the main frame, the tunnel section detection module is installed on a main frame center transverse I-steel, the tunnel section clearing module and the tunnel section filling module are installed on the main frame guide rail trolley, and section flattening is performed on the tunnel section through the main frame guide rail. According to the intelligent tunnel section flattening device, the tunnel section is intelligently detected through data detection, and the section clearing module and the filling module are controlled to be intelligently positioned through the data processing center and the servo control system, so that the intelligent tunnel section flattening work is accurately implemented.

The invention relates to a linkage for articulated connection of a coupling rod to a carriage body, comprising a base plate (20) having at least one through opening (21), a bearing element (30) havingat least one through opening (22) and arranged in the through opening (21) of the base plate (20), and a coupling rod (10) protruding through the through opening (33) of the bearing element (30). Thebearing element (30) has in particular at least one supporting component (31) and one resetting component (32). The supporting component (31) lies partially on the coupling rod (10).

A measuring device for urban planning relates to the technical field of engineering measuring devices, and is characterized in that a folding and unfolding piece is arranged on a base, a supporting piece is arranged at one end, far away from the base, of the folding and unfolding piece, an angle limiting piece is arranged on the base, one end, far away from the base, of the angle limiting piece is arranged on the folding and unfolding piece, and an angle buffering piece is arranged on the supporting piece; the threaded sleeve is arranged on the base and connected with the angle limiting piece, the threaded sleeve is rotationally arranged on the base in a penetrating mode through a bearing, the threaded rod is rotationally arranged in the threaded sleeve in a penetrating mode through threads, a guide groove is formed in the threaded rod, and the guide rod is fixedly arranged on the base and arranged in the guide groove in a penetrating mode; according to the deep well depth measuring device, a hanging cable is arranged to serve as a throwing structure of the device, a folding, unfolding and supporting structure is arranged on a base, then the base can be conveniently supported and fixed downwards, a liftable threaded rod structure is arranged on the base, and then depth measurement of a deep well is achieved by inserting a threaded rod into sludge at the bottom of the well.

The invention discloses a polishing head and an automatic polishing machine. The polishing head comprises a rotating shaft comprising a rotating center line and a rotating surface perpendicular to the rotating center line and an eccentric bearing having a central axis; the eccentric bearing comprises a first end connected to the rotating surface and a second end away from the rotating surface; the central axis is staggered with the rotating center line; the polishing head further comprises a fixing pad connected with the second end of the eccentric bearing and a polishing piece located on the surface of the side, away from the eccentric bearing, of the fixing pad. The polishing head can automatically polish the surface of a workpiece by controlling rotation of the rotating shaft, and due to the fact that the rotating center line of the rotating shaft and the central axis of the eccentric bearing are staggered, in the rotating process of the eccentric bearing, the polishing piece connected with the eccentric bearing can generate tiny translational motion, then translational polishing is performed on the surface of the workpiece, the polishing mode using the tiny translational motion is novel, and damage to the surface of the workpiece can be reduced.

The invention discloses a translational gravity/acceleration measuring sensitive structure, which comprises a frame, a sampling mass cylinder, a variable-spacing capacitive displacement sensor and a reed group, and is characterized in that the sampling mass cylinder is connected with the variable-spacing capacitive displacement sensor; and one end of each reed group is in insulated connection with the side wall of the sampling mass cylinder, and the other end is in insulated connection with the inner wall of the frame. An upper acceleration compensation coil and a lower acceleration compensation coil which are connected in series, and an upper acceleration measuring coil and a lower acceleration measuring coil which are connected in series are respectively arranged outside the upper end and the lower end of the sampling mass cylinder. According to the invention, the deflection motion mode of the sampling mass cylinder is eliminated in principle, and the translational motion of the sampling mass cylinder in the measuring process is realized; the displacement measuring precision is improved; and the heat dissipation area of the coil is increased, assembling is easy, and the size is obviously reduced.

The invention discloses a minitype two-degree-of-freedom planar motion ultrasonic motor. The motor comprises an elastic pre-compression apparatus, a piezoelectric ceramic stator and a sliding block connected in sequence, wherein the piezoelectric ceramic stator is a piezoelectric ceramic rod with a multi-layered structure; a friction head is adhered to the top end of the piezoelectric ceramic rod, and the sliding block is arranged on the friction head; the elastic pre-compression apparatus is arranged at the bottom of the piezoelectric ceramic stator for providing pre-compression force to realize frictional contact between the piezoelectric ceramic stator and the sliding block; the stator can generate a first-order longitudinal telescopic vibration mode L1 in a longitudinal Z direction, a second-order bending vibration mode B2X in a transverse X direction, and a fourth-order bending vibration mode B4Y in a transverse Y direction under voltage excitation; the executed composite mode enables the friction head at the end part to perform a micro-amplitude high-frequency elliptical motion within an XZ plane, or perform a 8-shaped micro-amplitude high-frequency motion within a YZ plane so as to drive the sliding block contacted with the friction head to move along the X direction or the Y direction or to perform a translation motion of any direction within an XY plane.

The invention provides an automatic pushing type grinding device. The automatic pushing type grinding device is composed of a translation mechanism, a grinding mechanism and a jig, wherein the translation mechanism comprises a translation motor and a translation machine frame, the translation machine frame can do translational movement front and back through the forward and reverse rotation of thetranslation motor, the grinding mechanism is installed on the translation machine frame, and comprises an air cylinder, a grinding head motor mounting plate and a grinding head, a telescopic cylinderrod of the air cylinder drives the grinding head motor mounting plate to do arc movement around a rotating shaft, a grinding head arm installed on the grinding head motor mounting plate and the grinding head are driven to move up and down, the jig is composed of a belt wheel shaft, a jig fixing ring at the upper end of the belt wheel shaft, a belt wheel at the lower end of the belt wheel shaft and an electromagnet, an iron pan is positioned on the jig fixing ring, the belt wheel rotates to drive the jig to rotate so that the iron pan can rotate along with the jig. According to the automatic pushing type grinding device, manual operation is replaced, the translational movement and the up-down movement of the grinding head are realized, the grinding head can be pushed and retracted in placequickly, so that the grinding quality is guaranteed, the safety performance is improved, the labor efficiency is improved, and the labor intensity is reduced.