15results about How to "Ensure accurate" patented technology

The utility model discloses an anthropomorphic dexterous hand and humanoid robot adopting the anthropomorphic dexterous hand. The utility model discloses an anthropomorphic dexterous hand, and the finger driving mechanism includes at least one layer of finger driving motor layer, is equipped with a plurality of finger driving motors in each layer of finger driving motor layer, and each finger driving motor is connected with the finger joint of corresponding hand component through the traction rope, and the number of finger driving motors in each layer of finger driving motor layer is less than or equal to 4; the output shaft of all finger driving motors is outwardly arranged, and the projection in the plane perpendicular to the length direction of arm component does not coincide. The utility model also discloses a humanoid robot, and the anthropomorphic dexterous hand adopting any of the above schemes. The utility model has the advantages of: avoiding the mutual friction, winding and even cutting caused by the path intersection and contact of multiple traction ropes in the narrow space, so that the overall form of the robot arm is more close to the thickness of real human body arm.

This utility model relates to the field of relay technology, and provides an anti-arc safety relay for charging piles, including a relay housing and a coil installed at the center of the bottom of the housing; an iron core, which is slidably inserted into a through hole running vertically through the center of the coil; a transmission column, which is installed at the top of the iron core; a moving contact assembly, which is installed at the top of the transmission column; and two arc-extinguishing components, which are symmetrically installed on the left and right side walls near the top of the relay housing. This anti-arc safety relay for charging piles, through the scientific layout of multi-layer arc-extinguishing grids, a fast-rebound disconnection mechanism, and a buffer reset design, can effectively suppress and quickly eliminate the arc generated between the moving and stationary contacts, significantly improving the safety performance and service life of the relay.

The utility model relates to the technical field of building scribing equipment, and particularly discloses an earth and rockfill dam surface scriber which comprises an alignment plate, fixing pieces are installed at the two ends of the alignment plate, a connecting plate is hinged to the alignment plate, and a connecting hole used for being connected with an ink fountain line is formed in the connecting plate. The lower end of the vertical rod is connected to the alignment plate, and a top plate is mounted at the top of the vertical rod; one end of the positioning rod is connected to the upper end of the vertical rod through a rotating ring, the other end of the positioning rod is provided with a through hole, a sliding rod is slidably connected into the through hole, the lower end of the sliding rod is connected with a fixing rod, and the fixing rod is hinged to a pair of clamping blocks through a rotating rod and used for clamping an ink fountain line. The device further comprises an inserting rod, the inserting rod penetrates through the positioning rod, the upper end of the inserting rod is connected with the top plate, a butt joint groove is formed in the connecting plate, and the lower end of the inserting rod is connected with the butt joint groove in a clamped mode. A sliding sleeve is further included and slidably connected to the outer portion of the sliding rod, pull ropes are arranged on the left side and the right side of the sliding sleeve respectively, and the pull ropes on the left side and the right side are connected to the left ends and the right ends of the clamping blocks respectively, so that the clamping blocks are separated when the sliding sleeve moves upwards. And errors generated when lines are snapped on the earth and rockfill dam face are reduced.

The invention discloses a cross-browser window adaptation and cutting method for a Web browser plug-in of a domestic system, and belongs to the technical field of security and protection video playing. The method aims at solving the problems that plug-ins are instable in cross-browser embedding and dynamic display crosses the boundary in a localized system. According to the method, firstly, through multi-dimensional browser environment recognition and dynamic parent window binding, it is ensured that a plug-in accurately belongs to multiple browsers; and then, on the basis of visual area boundary parameters dynamically issued by the browser, performing successive dependent collaborative clipping on the plug-in main window and the floating layer window on the plug-in main window: firstly performing first clipping on the boundary-crossing main window, and then performing secondary constraint clipping on the floating layer window according to a clipping result. According to the method, stable embedding of the plug-in in a multi-browser environment and accurate display control under dynamic interaction are achieved, and visual errors and interface shielding are effectively eliminated.

The utility model belongs to the technical field of high-precision adjusting equipment, and discloses a high-precision adjusting assembly of a field intensity measuring device, which comprises a base. The three-dimensional adjusting mechanism comprises a hydraulic push rod installed on the base, a first bottom plate is installed at the end, away from the base, of the hydraulic push rod, a second bottom plate is installed on the first bottom plate in a sliding mode, the second bottom plate is driven by an X-axis adjusting driving assembly, a movable plate is installed on the second bottom plate in a sliding mode, and the movable plate is driven by a Y-axis adjusting driving assembly; and the self-adaptive leveling vibration reduction supporting feet are installed on the side, away from the hydraulic push rod, of the base, the X-axis adjustment driving assembly comprises an X-axis stepping motor installed on a first bottom plate, first fixing blocks are symmetrically arranged on the first bottom plate, and X-axis lead screws are perpendicularly and rotationally installed on the inner sides of the first fixing blocks. The X axis, the Y axis and the Z axis can be conveniently adjusted, the adjusting precision is high, vibration reduction is facilitated, and the negative influence caused by vibration is reduced.

This utility model discloses a positioning pin detection device for welding skids in passenger vehicles. Integrated on the skid conveyor line, it includes a brush assembly and a positioning pin detection device located downstream of the brush assembly. The positioning pin detection device includes a base frame; a vision inspection system mounted on the base frame, including a camera and light source for acquiring images of the positioning pins; and a vibration damping component mounted at the bottom of the base frame to isolate the base frame from the ground or mounting platform. This utility model has the advantages of high automation and high detection efficiency.

The utility model relates to the technical field of sintering burdening, and discloses an automatic plate running device for sintering burdening, which comprises a conveying belt and a support frame, a running disc which conveys along the running direction of the conveying belt and can be folded by taking the center as an axis is arranged above the conveying belt; a central hanging ring is arranged on a support A on the running disc, and two end hanging rings are arranged on supports B on the two sides of the running disc. A universal hook A located at the tail end of a steel wire rope on the electric rope wheel and a digital display electronic scale used for reading the discharging amount of the running disc are arranged below the supporting frame, and two universal hooks B which are symmetrically arranged front and back are further arranged on the supporting frame; a lifting electric button for starting the electric rope wheel when pressed is further arranged at the bottom end of the right side of the supporting frame. Through an electric rope wheel and a hook mechanism, the running disc can be lifted to a certain height, so that the electronic scale can accurately measure the weight of raw materials. After measurement is completed, the running disc automatically falls and is folded, the raw materials are returned to the conveying belt, manual intervention is not needed in the whole process, and the batching efficiency and accuracy are improved.

This utility model provides a mine-use suspended unmanned multi-sensor device and a mine vehicle. The mine-use suspended unmanned multi-sensor device includes an installation fixture, a front cover plate, a rear cover plate, a radar mechanism, and a shock-absorbing mechanism. By designing the installation fixture as a modular structure including a base, an inclined mounting base, and a welding base, it can be stably installed at a specific position on the mine vehicle body, and the installation and maintenance process is simplified. The installation fixture, together with the front and rear cover plates, forms a sealed cavity, providing effective protection for the internal radar mechanism. In addition, by setting a shock-absorbing mechanism between the radar mechanism and the mounting base, the adverse effects of the severe vibrations and impacts generated by the mine vehicle driving under complex road conditions on the precision radar equipment can be significantly reduced, ensuring the stability and accuracy of the sensor installation position, improving the stability and reliability of data acquisition, and thus effectively guaranteeing the long-term stable operation of the mine-use unmanned driving system under harsh working conditions.

The utility model discloses a 90-degree high-rigidity high-rotating-speed power tool apron which comprises a first box body, a second box body, a main shaft, a transmission shaft, a first bearing set and a second bearing set, the first bearing set and the second bearing set are reversely assembled on the main shaft, and the first bearing set and the second bearing set are respectively two angular contact bearings which are installed in series. The transmission shaft is assembled on the second box body through a third bearing pack and a fourth bearing pack, the third bearing pack comprises two angular contact bearings which are arranged in a back-to-back mode, the fourth bearing pack comprises two deep groove ball bearings which are arranged side by side, and the water circulation structure is located between the first bearing pack and the third bearing pack and near the position between the second bearing pack and the third bearing pack. The rigidity of the power tool apron can be enhanced, the power tool apron can adapt to high-rotating-speed operation, and the stability and efficiency of the power tool apron in the cutting machining process are guaranteed. Through the arrangement of the water circulation structure, the temperature of the surrounding box body in the operation process of the bearing pack can be reduced, the problem of overheat caused by temperature rise during long-time high-rotating-speed operation is solved, and the service life is prolonged.

This utility model relates to the field of capacitive touchscreen technology and discloses a hot-pressing device for producing capacitive touchscreens. It includes a processing box, with first electric slide rails fixedly connected to the left and right sides of the top of the processing box. First sliding blocks are slidably connected to the outer walls of the first electric slide rails. A support column is fixedly connected to the top of the first sliding block, and a horizontal plate is fixedly connected to the top of the support column. A second electric slide rail is fixedly connected to the bottom of the horizontal plate, and a second sliding block is fixedly connected to the bottom of the second electric slide rail. In this utility model, a bidirectional motor drives a lead screw to rotate, causing a clamping plate to move and clamp the capacitive touchscreen. A cylinder pushes a push plate and a recessed box to descend. The sliding column inside the recessed box, under the action of a damping spring, causes the heating plate to slowly and stably approach the capacitive touchscreen. The damping spring also acts as a buffer, preventing the heating plate from applying excessive pressure to the capacitive touchscreen and causing damage. This ensures the stability and precision of the hot-pressing process and improves product quality.

The utility model provides an angle steel drilling equipment, aims at solving the problem of angle steel drilling equipment structure complex, large floor space, low processing efficiency and high cost in prior art. The device includes: the bed body, is equipped with the pass -through mouth for angle steel to pass through on it; first sliding plate and second sliding plate are symmetrically arranged along the pass -through mouth, are driven by the accurate distance drive component to adjust the drilling accurate distance; and first unit and second drilling unit are installed on first sliding plate and second sliding plate respectively, are driven by the feed drive component to carry out drilling feed, first drilling unit and second drilling unit all adopt multi -station turret drilling power head. The design greatly simplifies the overall structure of equipment, does not need complicated tool changing mechanism or huge multi -spindle box, significantly reduces the floor space of equipment, has the advantages of compact structure, high efficiency, good precision, and is easy to integrate to the automatic production line, realizes the intensive production.

This utility model discloses a mooncake forming machine that facilitates mold replacement, relating to the technical field of mooncake production and processing equipment. It includes a worktable with a mounting frame at its top. A first electric telescopic rod is mounted at the top of the mounting frame, and a movable frame is fixedly mounted at the telescopic end of the first electric telescopic rod. A shifting mechanism is installed inside the movable frame. A drive motor rotates a rotating disk, which in turn, through the cooperation of a protrusion and a transmission groove on the driven disk, drives a first rotating frame to rotate intermittently. This allows multiple sets of mold bodies on the mounting frame to rotate precisely to their working positions, enabling mold replacement without stopping the machine. This achieves continuous production of mooncakes with different patterns. Furthermore, a locking mechanism is provided, consisting of a second electric telescopic rod and a limiting block. When the target mold rotates to the working position, the second electric telescopic rod pushes the limiting block out and engages in the transmission groove of the driven disk, reliably locking the entire shifting mechanism at the current work position.

The application relates to a double-arm robot wire arranging and buckling method based on multi-feature point recognition, which comprises the following steps: collecting an RGB-D image of a complete work platform, acquiring reference frame feature points based on the RGB-D image of the complete work platform, and determining the three-dimensional coordinates of the feature points in the reference frame depth camera coordinate system; collecting an RGB-D image of a work scene, acquiring current frame feature points through the RGB-D image of the work scene, performing FLANN algorithm matching with the reference frame feature points, and obtaining the three-dimensional pose of the reference frame camera in the current camera coordinate system; applying a preset bias to the three-dimensional pose, acquiring the three-dimensional coordinates of the path points of a mechanical arm in the double-arm robot in the base coordinate system, and combining the current pose of the mechanical arm to perform a wire arranging and buckling operation. Through double-arm collaborative operation and multi-feature point data driving, the application realizes high precision and strong generalization capability of the wire arranging and buckling task.

This utility model relates to the technical field of automotive chassis components and discloses a crossbeam tie rod welding assembly, including a crossbeam, a left tie rod assembly, a right tie rod assembly, a locating pin, and a middle connecting seat. The crossbeam is a long, rigid structure that serves as a basic load-bearing component, connecting the left and right tie rod assemblies and providing a support frame for the entire assembly. It can distribute and transmit longitudinal and lateral forces during vehicle operation. High-strength steel is used to ensure structural strength and rigidity. This utility model achieves precise pre-positioning through the locating pin, combined with a full welding process, ensuring accurate connection positions and connection strength of each component. It solves the problems of poor assembly compatibility and uneven connection strength, making force transmission more stable and effectively resisting vibration and impact during vehicle operation.