17results about How to "Orientation is accurate" patented technology

This utility model discloses a backrest lock, including a base plate. A locking hook and a locking plate are movably disposed on the base plate. The end of the locking plate has a pull head for connecting and cooperating with an external car pull rod, so that when the pull rod is pulled, the locking plate swings to release the restriction on the swing of the locking hook. The inner wall of the locking hook has a positioning strip for synchronously moving along the swing trajectory of the locking hook when it swings. The inner wall of the base plate has a positioning structure that works in conjunction with the positioning strip to guide the swing trajectory of the locking hook and limit the direction of the hook's swing, and an auxiliary structure that works in conjunction with the positioning structure to limit the wobbling or loosening of the locking hook when it is subjected to vibration and to improve the smoothness of the hook's swing. This utility model solves the problems of unstable hook swing trajectory and insufficient positioning accuracy in traditional backrest locks, easy loosening or wobbling of the locking hook under vibration, and insufficient smoothness of the hook's swing leading to operational jamming.

This invention discloses a torque balancing device and an oil supply and return system, belonging to the technical field of submersion motion test equipment. The torque balancing device is installed on a submersion motion test bench, which includes a column, a platform located inside the column, a crossbeam fixed to the top of the column, and a lifting actuator fixed above the crossbeam. The movable end of the lifting actuator is connected to the platform. The torque balancing device is located between the column and the platform. It is used to counteract the overturning torque caused by the control error of the lifting actuator and the overturning torque caused by a malfunction in the control system of the submersion motion test bench, thus enabling the platform to move vertically along the column. The torque balancing device includes a torque balancing cylinder, a ball joint, and a hydrostatic support plate. The torque balancing cylinder is fixed to the corner beam of the platform, and the hydrostatic support plate is attached to the surface of the column. The piston rod of the torque balancing cylinder is connected to the ball head of the ball joint by screws, and the ball socket of the ball joint is connected to the hydrostatic support plate by screws.

This utility model discloses a foldable and quick-installation electric towel rack, relating to the technical field of kitchen and bathroom appliances. It includes two vertical bars on both sides, several horizontal heating bars, an installation assembly, and an electric heating controller. The two vertical bars each include a movable main body assembly and a fixed main body assembly. A foldable structure is provided between the movable and fixed main body assemblies. The foldable structure includes a movable fixing head, a folding limiting body, and a 180-degree positioning pin. The movable fixing head is fitted onto the folding limiting body. The folding limiting body has a wire groove, a folding track guide groove, and a positioning groove that matches and positions the 180-degree positioning pin. A rotating guide pin is provided in the folding track guide groove. A 90-degree stop groove is provided on the inner side of the folding limiting body at the folding position of the two vertical bars. This utility model features high space utilization, diverse application scenarios, simple and quick installation, a weld-free main body connection, zoned temperature control, a simple overall structure, and convenient transportation.

The application discloses a fabric wrinkle-removing and shaping processing equipment and belongs to the technical field of fabric processing, and aims to solve the problems of unstable guiding, inconvenient pressure adjusting, uneven ironing, untimely drying and inaccurate winding control of the existing fabric wrinkle-removing and shaping equipment, which leads to poor processing efficiency and quality. Technical scheme points are as follows: the equipment comprises a rack, a fixed plate, a bearing seat II, a driving shaft and a winding roller arranged in the rack, a guiding assembly arranged in the rack, a control cabinet and a servo motor arranged on one side of the rack, a connecting plate, a U-shaped frame and a pressing assembly arranged at one end of the rack, a side plate and two groups of ironing assemblies arranged on one side of the connecting plate, and a hot air blower arranged in the rack. The guiding assembly realizes stable fabric conveying, the pressing assembly can flexibly adjust the pressing strength, the ironing assemblies realize synchronous and uniform ironing, the hot air blower dries the ironed fabric, and the servo motor accurately controls the winding speed. The equipment realizes integrated fabric processing, is suitable for various fabrics, and improves the processing efficiency and wrinkle-removing and shaping quality.

The invention relates to a component mounting assembly in a power transformation cabinet and the power transformation cabinet, the mounting assembly comprises a sliding frame, an insertion frame, a rotating plate, a mounting frame, a sliding block and a connecting rod, the sliding frame is fixed in the power transformation cabinet, the insertion frame is slidably mounted on the sliding frame, the rotating plate is rotatably mounted on the insertion frame, the mounting frame is fixed on the rotating plate, and the sliding block is slidably mounted on the insertion frame. And the other end of the connecting rod is fixedly connected with the rotating plate. Compared with the prior art, the power transformation cabinet has a sliding and rotating multi-stage movement structure, the mounting positions of components in the power transformation cabinet can be flexibly adjusted, the overall position can be adjusted through sliding along the sliding frame, the components can be overturned through the rotating plate, the adjusting flexibility is high, and the practicability is high. The problem that the maintenance and wiring operation space of a traditional fixed installation mode is limited is solved, installation of large components can be met, and meanwhile the stability of rotation adjustment is guaranteed through a connecting rod linkage structure.

This application discloses a retractable drawer divider assembly, belonging to the field of household goods technology. It includes a first divider and a second divider, both L-shaped. The first divider has a groove along its length at its upper part. The top of the second divider inserts into the groove, forming an inverted T-shaped divider. When either the first or second divider is subjected to force, the second divider moves along the groove, changing the length of the divider. A row of toothed grooves is provided on the second divider near the groove. A snap-fit ​​element with locking teeth is flip-up on the first divider. Pressing down on the snap-fit ​​element causes the locking teeth to engage in the toothed grooves, fixing the first and second dividers along their length. Flipping the snap-fit ​​element upwards causes the locking teeth to disengage from the toothed grooves, allowing the first and second dividers to extend and retract. This application features a simple structure, low cost, strong applicability, and convenient operation.

This utility model relates to the field of limiting and guiding technology, and discloses a limiting and guiding device for hoisting bridge components. It includes a fixed plate, a guide block installed at the center of the front end of the fixed plate, square grooves on the upper left and right sides of the guide block, a base installed at the bottom of the fixed plate, and elongated holes at the front and rear ends of both sides of the guide block. Limiting mechanisms are installed on the upper left and right sides of the front end of the fixed plate, which are used to restrict the guide block. The front end of the fixed plate is threadedly connected to the guiding mechanism. In this utility model, when the guide block moves upward, it presses against the fixed block and the limiting plate, causing them to embed into the square grooves. Simultaneously, a compressed spring stores elastic potential energy. After reaching the desired position, the fixed block rotates outward about the rotating column as an axis, and the spring releases energy to eject the limiting plate. At this point, the guide block's downward movement is blocked by the fixed block, completing the installation. The slider and the groove cooperate to provide precise guidance for the movement of the limiting plate.

The utility model discloses a linear type servo electric cylinder which comprises a motor, a reduction gearbox, a lead screw, a guide rod and a lead screw nut, the motor is connected with an input shaft of the reduction gearbox, an output shaft of the reduction gearbox is connected with the lead screw, the guide rod and the lead screw are arranged on the same side of the reduction gearbox in parallel, and the lead screw nut is connected with the guide rod. Wherein the motor, the reduction gearbox and the guide rod are integrally formed; the lead screw nut is in threaded connection with the lead screw, a guide groove extending in the axial direction of the guide rod is formed in the lead screw nut, and the guide rod is slidably connected with the guide groove in a matched mode. According to the linear servo electric cylinder, the overall dimension of the whole electric cylinder is effectively reduced, the number of parts is reduced due to the integral forming design, the cost of raw materials is reduced, the production and manufacturing process is simplified, and the assembling procedure and the labor cost are reduced. And meanwhile, fewer parts mean fewer fault points, so that the later maintenance cost is reduced.

This utility model discloses a high-efficiency drying device for pharmaceuticals, relating to the field of pharmaceutical technology. Its key technical features include: a drying chamber with a hinged door on one side; multiple exhaust holes on the top side wall of the drying chamber; a gas supply assembly connected to the bottom of the drying chamber; a heating chamber located at the bottom of the drying chamber, connected to the gas supply assembly at its bottom; multiple layers of electric heating mesh horizontally arranged inside the heating chamber; an air outlet on the top of the heating chamber; and an upward-blowing fan inside the air outlet. A placement frame is installed inside the drying chamber, its top connected to the top of the drying chamber via a lifting assembly. The placement frame includes multiple vertically distributed limiting rings supporting a placement bucket. A supporting ring adapted to the limiting rings is fixedly installed on the top of the placement bucket. Multiple airflow holes are evenly distributed on the side wall of the placement bucket, which is used to hold medicinal materials. This utility model balances efficiency and compactness in drying.

The utility model discloses a full -automatic hydraulic pressure step -feed equipment, including drive mechanism, including a plurality of rotating electrical machines, rotating electrical machine drive screw rod autorotation, guide mechanism, including a plurality of mutually parallel arrangement's screw rod, and screw rod at least has two moving plate, chuck, each moving plate all are fixed with mutually coaxial arrangement's chuck, and the chuck has the passage hole that can hold or release to axle rod spare, wherein, moving plate and screw rod all are movable assembly, and the outer wall of screw rod includes outer thread section and light axle section, and adjacent two moving plates are movable assembly with same screw rod through a screw nut and a linear bearing respectively, and different chuck alternately holds and releases to axle rod spare and alternately axial motion, and the feed inlet of the chuck in upstream has a plurality of round table cavities, and the feed inlet of the chuck in downstream has a round table cavity. Adopt the utility model guide accurate, prevent skew, adapt to the characteristic of long axle rod spare.

This utility model discloses an antenna radome flipping assembly device, including a frame, a flipping bearing component, a flipping plate component, and an anti-rotation mechanism. The flipping bearing component consists of two sets, each including: a bearing fixedly installed on the top of the frame; and a stainless steel rotating shaft fixedly fitted inside the inner ring of the corresponding bearing. This utility model, through a series of structures, can prevent mistakenly positioning the antenna array, ensuring that employees cannot place the antenna array in the wrong direction or repeatedly adjust its position, thus eliminating assembly errors and improving efficiency and accuracy. It can press and lock the antenna array after the outer cover is installed, and can rotate and lock the positioned and pressed antenna array and outer cover to prevent rotation, allowing personnel to tighten screws from below. Furthermore, it can precisely guide the screws during tightening, preventing damage to the antenna array during screw tightening and reducing the risk of damaging parts.

This application relates to the field of polymer composite materials technology, specifically to a salt spray resistant and mildew-resistant polyolefin material, its preparation method, and its application. The material mainly consists of a matrix resin, flame-retardant filler, crosslinking agent, silane coupling agent, anti-aging agent, and lubricant. The flame-retardant filler comprises aluminum hydroxide and benzimidazole-magnesium hybrid filler, compounded in a specific ratio. The preparation method includes: pre-activating the hybrid filler and silane coupling agent, then melt-blending and granulating them with other components. The resulting particles are then molded, crosslinked by electron beam irradiation, and annealed to obtain the final product. This invention, through the synergistic effect of its components, enables the material to simultaneously possess excellent salt spray corrosion resistance, mildew resistance, UV aging resistance, and long-term electrical stability, making it particularly suitable for products such as marine photovoltaic cable sheaths that require long-term use in harsh environments.

The utility model discloses a kind of automatic feeding devices for metal pipe processing, and the roundness correction mechanism includes support seat two, the middle part upper end of support seat two is hollow, and the surface of support seat two and located hollow place outside side is rotationally connected with swivel ring, the front of swivel ring is rotationally connected with several movable frames, each movable frame is equidistantly arranged around swivel ring surface, and the inner wall of each movable frame is also slidably connected with movable rod, one end of movable rod located swivel ring outside side is rotationally connected with support seat two, and the other end inner wall of movable rod is rotationally connected with roundness correction wheel, the outer wall of movable rod is also fixedly installed with motor, the output shaft of motor passes through movable rod and is fixedly connected with roundness correction wheel rotation axis, and the pipeline to be processed can pass through the support seat two in roundness correction mechanism, and the outer wall of pipeline is extruded roundness correction by the roundness correction wheel of support seat two periphery, and then the ovality of metal pipeline is effectively adjusted, in addition, the spacing between roundness correction wheel can be adjusted in size, and then it is suitable for the roundness correction of different diameter metal pipeline.

The utility model relates to the field of fin cooling discloses a fin cooling device for heat exchanger processing, including two rotating holes, two rotating holes all set up in the left side of cooling storehouse, the inner wall of rotating hole rotatablely provided with rotating column, one end of rotating column is fixed with the connecting barrel, the connecting barrel extends to the cooling storehouse, the other end of connecting barrel extends to the outside of cooling storehouse through the connecting pipe, and is connected with the output end of gas conveying equipment, the outer wall of connecting barrel is fixed with a plurality of injection head, injection head is linked with the inside cavity of connecting barrel intercommunication. In the utility model, through the synergetic effect of rotating column, connecting barrel, tooth slot, connecting frame, rack and poking block, the angle of injection head can be adjusted, so that the operator can flexibly adjust according to the different shape, spacing of fin, guarantee that the airflow that injection head sprays can cover the different parts of fin, prevent the phenomenon that fin appears local overheating or cooling deficiency.

This application belongs to the field of machining technology and provides a filling fixture, including a tray, a container, a bracket, and a driving device. The tray has multiple storage slots for filling workpieces, which are arranged side by side on the tray. The container has an inlet for connecting to a discharge device. The bracket is disposed inside the container, and a movable frame is provided on the bracket. The tray is detachably disposed on the movable frame. The driving device is disposed on the container and is connected to the bracket via a transmission mechanism. The driving device drives the transmission mechanism to move the movable frame on the bracket, so that the storage slots on the tray are automatically aligned with the inlet on the container. This application also provides a precision parts processing equipment with the above-mentioned filling fixture. This application aims to solve the technical problems of low efficiency and easy accidents leading to product loss and damage in the filling operation of precision parts in the prior art.