31results about How to "Realize multiple angles" patented technology

The embodiment of the invention discloses a steel structure and concrete pre-buried connection structure. The steel structure and concrete pre-buried connection structure comprises a concrete body, asteel structure body and a connecting part pre-buried in the concrete body, the connecting part comprises a connecting body, a positioning seat, a movable clamping claw sleeve, a plurality of first bolts and a plurality of first nuts, the connecting body is fixedly connected with the concrete body, the positioning seat is fixedly connected with the connecting body, the movable clamping claw sleevesurrounds the positioning seat and is rotatably connected to the positioning seat in a sleeving mode, all the first bolts are inserted in positioning inserting holes formed by the positioning seat and the movable clamping claw sleeve, all the first nuts sleeve all the first bolts, the first nuts and the first bolts are arranged on the two sides of the positioning inserting holes in an abutting mode correspondingly, the movable clamping claw sleeve is provided with a plurality of clamping claws, and the steel structure body is fixedly connected with the clamping claws. Through the steel structure and concrete pre-buried connection structure, the steel structure body and the concrete body are detachably connected in multi-angle mode, the structure is simple, and applicability is high.

The invention discloses a seat armrest height adjustment mechanism and a seat, and relates to the field of transportation. The seat armrest height adjustment mechanism includes a rotating shaft and a rotating adjusting member, the rotating adjusting member is arranged on the rotating shaft, and the rotating adjusting member includes ratchet mechanism. Compared with the existing ones, the invention has a simple structure and can adjust the height of the handrails.

The invention discloses a multiple-workpiece ion beam polishing system and method. The multiple-workpiece ion beam polishing system comprises a vacuum chamber. A required ion source, a clamp and a movement mechanism are arranged in the vacuum chamber. The ion source generates an ion beam, the clamp is used for clamping workpieces, and the movement mechanism is used for conducting machining control. The multiple workpieces are clamped on the clamp at the same time. According to the multiple-workpiece ion beam polishing system and method, the multiple-workpiece clamp is adopted, the multiple workpieces are clamped at one time, and therefore the time, required by vacuum pumping and debugging of a single workpiece, of a machine is omitted, machining of the multiple surfaces can be conducted onthe multiple workpieces at the same time, the machining time and the machining cost are greatly saved, and the machining efficiency is greatly improved. According to the multiple-workpiece ion beam polishing method, the multiple-station clamp is arranged in the polishing system, the multiple workpieces can be simultaneously clamped to be machined at the same time, and therefore the production efficiency of the machine is further improved. In addition, the distances between the multiple workpieces are judged, an appropriate machining method is adopted, and therefore the purpose of polishing the workpieces on the same clamp at the same time can be achieved.

This application discloses a space nano-positioning and detection device and method for evaluating the performance of microscopic vision measurement, including a space nano-positioning platform, a displacement sensor and a controller; wherein, the trajectory tracking accuracy of the space nano-positioning platform is better than 10 nanometers, and the displacement The measurement accuracy of the sensor is better than 2 nanometers, both of which are better than trajectory tracking and better than the measurement accuracy of the microscopic vision measurement system to be evaluated; the space nano-positioning platform carries the microscopic vision observation object, and performs positioning with specific trajectory and precision. Meet the needs of microscopic vision measurement; the displacement sensor detects the displacement of the nano-positioning platform; the controller realizes the multi-degree-of-freedom nano-motion in space, and evaluates the performance of microscopic vision measurement in real time; this application implements a microscopic vision measurement system The utility model and method are small in size, all-round, multi-angle, high-precision and automatic.

The invention provides a flexible bending machine. The flexible bending machine comprises a bending machine pedestal, a lower mould, an upper mould and a side frame, wherein a pushing rail is arranged on the surface of the bending machine pedestal; the lower mould comprises a lower mould pedestal and a lower mould strip; the upper mould comprises an upper mould supporting plate, an upper mould supporting rod, an upper mould motor, an upper mould pedestal and an upper mould strip; and the side mould comprises a pushing pedestal, a pushing motor, a translation pedestal, a translation motor, a side mould lifting motor and a side mould strip. According to the flexible bending machine provided by the invention, three groups of different mould strips move up and down, and left and right, so that multi-angle multi-roundness bending and flattening of plates is realized; large-fillet bending can be performed by many times, so that the surfaces are prevented from being damaged, and a mould does not need to replace; control equipment is supplemented, so that bending in angle shape and angle can be realized; and floor space is small, range of application is wide, and bending efficiency and precision are high.

The invention discloses a multidirectional core-pulling injection mold for spherical framework parts. The multidirectional core-pulling injection mold comprises a fixed mold plate, a movable mold plate and a sprue bush, a fixed mold mounting plate is arranged on the upper portion of the fixed mold plate, a fixed mold main core is mounted in the fixed mold plate and connected with a fixed mold sidecore-pulling structure, the movable mold plate is arranged on the lower portion of the fixed mold plate, and a movable mold main core is mounted in the movable mold plate and connected with a movablemold side core-pulling structure. Multi-angle, multi-directional and different-sequence side core-pulling movement is achieved on the premise of use of universal plastic molds and formworks, so thata hollow framework product is molded and formed once.

The invention discloses a multi-material combined recognition method and a multi-material combined recognition device based on ultra-wideband phased array layer-by-layer focusing. The multi-material combined recognition device based on the ultra-wideband phased array layer-by-layer focusing comprises an equipment control module, a signal transceiving module, a signal processing module and a curve parameter extracting module, wherein the signal transceiving module is connected with the signal processing module; the signal processing module is connected with the curve parameter extracting module; and the signal transceiving module, the signal processing module and the curve parameter extracting module are connected with the equipment control module. The multi-material combined recognition method based on the ultra-wideband phased array layer-by-layer focusing comprises the following step: according to a measured reflection coefficient curve measured value and an intrinsic reflection coefficient experience curve, extracting an electromagnetic parameter of each material layer so as to achieve material recognition. The multi-material combined recognition device based on the ultra-wideband phased array layer-by-layer focusing is simple in structure and has the characteristics of high recognition precision, safety and portability. By the multi-material combined recognition method and the multi-material combined recognition device, an object to be detected can be recognized from multiple sections, multiple angles and multiple depths, and dynamic focusing regulation can be achieved; and the multi-material combined recognition method and the multi-material combined recognition device can be applied to recognition of industrial materials and quality inspection of agricultural products.

The invention provides a socket type keyway type steel pipe support connection device, which comprises a socket base and a tapered protrusion arranged on the socket base, and the center of the socket base is a circular hole. The shape of the tapered convex head is narrow inside and wide outside, narrow at the top and wide at the bottom. It also includes a socket base, and the socket base includes a plug-in, a retainer, a spring and a locking pin. The front end of the plug-in includes a tapered groove matching the tapered protrusion, and the rear end of the plug-in is connected with a locking pin. The blocking piece is L-shaped, and a positioning hole is arranged on the vertical surface of the upper part of the L-shape. The free height of the spring is adapted to the length of the lock pin, and the inner diameter of the spring is adapted to the outer diameter of the lock pin and the diameter of the positioning hole. The lock pin passes through the positioning hole, and the spring passes through the outside of the lock pin, and is fixed between the pin head and the positioning hole by the pin head of the lock pin. The connection method of the invention is safe and stable, has strong bearing capacity, can realize multi-angle and different-height connections between vertical rods and oblique rods, is simple and convenient to install and disassemble, can effectively improve the work efficiency of construction personnel, and improve the utilization rate of materials.

The invention discloses a visual detection device with adjustable detection position for product packaging, relates to the technical field of visual detection devices, and specifically relates to a visual detection device with adjustable detection position for product packaging, including a support frame and an adjustment track. The inside of the supporting frame is provided with an adjustment track, and the adjustment track includes a fixed base, a rotating shaft, a fixed bushing, a connecting block, a buffer pad and a guide rail, and a connecting block is arranged under the buffer pad, and the connecting block is far away from the guide rail One side of the center line is equipped with fixed bushings. The product is packaged with a visual inspection device that can adjust the detection position, which increases the structure and greatly improves the performance of the entire device. The improved equipment can be used to detect workpieces. Omni-directional visual inspection, and maintaining the distance between the shooting equipment and the workpiece during the angle adjustment process, greatly improves the inspection quality of the workpiece and effectively meets the needs of people.

An interference lithography system, comprising a phase element, a first lens, a second lens, a third lens, a fourth lens and an axicon lens group, the phase element, the first lens, the second lens, the third lens, and the fourth lens are along The propagation direction of the optical axis is arranged in sequence, the first lens and the second lens form a group of 4F imaging system, the third lens and the fourth lens form another group of 4F imaging system, and the axicon lens group is movably arranged along the propagation direction of the optical axis Between the third lens and the fourth lens. The interference lithography system of the invention has simple structure, low manufacturing cost, and can realize multi-angle and variable-period interference lithography. The invention also relates to a printing device and an interference lithography method.

The invention discloses an explosion-loading reflection-type caustic experimental method. Through mirror processing and grooving blasting hole design of a non-transparent material, the explosion-loading reflection-type caustic experimental method realizes accurate control of extension directions of cracks produced by explosion and then provides convenience for observation and recording of crack extension routes. Through a frame for explosive loading in a reflection-type caustic experiment, explosive loading and fixing of a test piece are stable; light path adjustment is convenient; and multi-angle and multi-direction adjustment on the test piece is realized. Under an explosion load, the explosion-loading reflection-type caustic experimental method for a non-transparent solid medium can record directly information of a stress concentration area of tips of cracks produced by explosion, and behavioral parameters of crack extension. Therefore, the explosion-loading reflection-type causticexperimental method provides favorable basis for tests of an explosion cracking mechanism and dynamic mechanical property parameters of a material.

The invention discloses a power transmission line unmanned plane single tower patrol path standardizing control method, comprising object patrol pole towers, power lines and a power transmission line patrol unmanned plane, and characterized in that a power transmission line unmanned plane patrol path successively comprises a vertical ascent patrol path, an aslant across pole tower patrol path, a vertical descent patrol path, a patrol path along the right side of a pole number board horizontal height parallel power line, a secondary ascent patrol path, an intersected aslant across pole tower patrol path, a secondary vertical descent patrol path, a patrol path along the left side of the pole number board horizontal height parallel power line, and a path returning to an original place. In the method, patrol paths are in order, and turning is controlled manually through a controller, and is in a safe distance, thereby realizing the multi-angle, omnibearing, continuous and ordered recording and standard and objective patrol of the object patrol pole towers and power lines, avoiding differences caused by different manual operations, and ensuring the validity of patrol image data.