31results about How to "Effective angle adjustment" patented technology

The invention discloses a conveniently adjusted unmanned aerial vehicle camera support which comprises an unmanned aerial vehicle bottom plate. The lower end of the unmanned aerial vehicle bottom plate is fixedly connected with a positive and negative rotation motor, the end of an output shaft of the positive and negative rotation motor is fixedly connected with a connecting disk, two sides of thelower end of the connecting disk are fixedly connected with hanging racks, a camera is fixedly connected between the hanging racks through a fixing shaft and a bearing, one side of each hanging rackis fixedly connected with an adjusting motor, and an output shaft of the adjusting motor penetrates the hanging racks and is fixedly connected with the camera. According to the conveniently adjusted unmanned aerial vehicle camera support, the angle of the camera can be effectively adjusted without adjusting the position of an unmanned aerial vehicle, fine adjustment can be performed, the battery life of the unmanned aerial vehicle is prolonged, and the camera support is reasonable in design, simple in structure and suitable for production, popularization and application.

The invention relates to a drawer releasing device which can automatically release a drawer by simple braking on the position far away from the drawer. The drawer structure comprises a support frame and a locking device, wherein the support frame comprises a substrate and a sliding table; the sliding table and the substrate are in sliding fit and are installed on the substrate in an inclined mode; the locking device comprises a locking unit and a braking unit, wherein the locking unit comprises two locking arms which can be installed on the substrate in a rotatable mode; each locking arm is provided with a junction end and a driving end, wherein the driving end is connected with a brake cable; a magnetizer is arranged between two junction ends of the two locking arms and the sliding table correspondingly matched with the locking arms, so that the sliding table and the two junction ends of the two locking arms can mutually attract when the sliding table slides into the cavity of the drawer to lock the sliding table; and when a brake lock is driven to cause the two driving ends of the locking arms to oppositely move, two junction ends simultaneously rotate to cause the two junction ends to separate from the sliding table so as to realize that the sliding table can freely slide out of the cavity of the drawer. The locking unit is simple to assemble, assembling precision is lowered, and locking and releasing structure is reliable. The impact force of the substrate can be effectively eliminated, the substrate and a cabinet body are protected, and the service life of the substrate and the cabinet body can be prolonged.

A magnesium alloy cast-rolling unit, including: a main body; a fluid supplier; an electric pushrod; a linkage mechanism; a horizontal platform; a screw; dovetail guide rails; and a bottom plate. The main body includes a base, a spring cylinder, a hydraulic adjustment cylinder, a connection portion, and a cast-rolling unit body. The connection portion includes an arc-shaped rail. The spring cylinder includes an actuation element. The actuation element includes a piston rod and a pressure strip. The piston rod includes an external thread at one end; and the pressure strip includes an internal thread corresponding to the external thread. The fluid supplier includes a head box, a corrugated pipe, a compression spring assembly including a gland cover, a connection pipe including a convex pipe joint and a concave pipe joint, a flat plate including a groove, a smelting furnace, and a horizontal operation platform.

The invention provides an AC servo tracking control system and method. The system includes a central computing module, an AC servo control module, a video data module, an AC servo motor module, an IO module, an angle monitoring module, and a light intensity detection module; The servo control module is connected to the AC servo motor module; the central computing module is respectively connected to the AC servo control module, the video data module, the IO module, the angle monitoring module, and the light intensity detection module; the AC servo motor module includes a horizontal AC servo motor , longitudinal AC servo motor; the angle monitoring module includes several angle sensors, and the angle sensors are respectively arranged on the main shaft of the visor to detect the horizontal angle and the vertical angle of the main shaft; the video data module includes several video sensors for receiving The image data of the shading plate in the fixed area is transmitted to the central computing module. This program has a high degree of intelligence, simple operation and fast response.

The invention relates to the technical field of sports equipment, and discloses a shuttlecock serving electric machine, which solves the problem that other people need to cooperate with feeding the shuttlecock to practice shuttlecock kicking. It includes a U-shaped base, and the two ends of the U-shaped base are installed There is a handle, a rectangular shell is installed inside the U-shaped base, the rectangular shell is rotatably connected to the U-shaped base through a connecting shaft, and an angle adjustment component is installed between the rectangular shell and the bottom inside the U-shaped base, U The inside of one side of the shaped base is provided with a first cavity, the bottom of the first cavity is equipped with a stepping motor, the output end of the stepping motor is fixedly installed with a rotating rod, and one end of the rotating rod is fixedly installed with a top block; The ball-serving electric machine can effectively meet the needs of shuttlecock feeding for practicing shuttlecock kicking. At the same time, the shuttlecock-serving electric machine can adjust the feeding angle of the shuttlecock, and the shuttlecock-serving electric machine has the function of automatically feeding the shuttlecock.

The invention discloses an energy-saving spiral sand washing machine for mining machinery, which relates to the technical field of mining machinery. The energy-saving spiral sand washing machine for mining machinery includes a support platform, two sets of symmetrically arranged support rods are welded on the top outer surface of the support platform, and a support plate is welded and installed on one end of the support rod. A screening mechanism is installed on the top of the screening mechanism, and a baffle is installed inside the screening mechanism. The outer wall of one side of the baffle is welded and installed with a support spring, one side of the support rod is equipped with a solid-liquid separation mechanism, and the top outer surface of the support plate is welded and installed with a water tank. A convex groove is opened in the water tank. The energy-saving spiral sand washing machine for mining machinery can effectively carry out preliminary screening treatment on sand, can effectively avoid damage to the device caused by impurities in the sand, and can also avoid impurities in the sand to a certain extent. Objects cause the device to freeze.

The invention discloses a manufacturing method of a projector bracket with an adjusting function. The manufacturing method comprises the following steps of forming a first internal thread adjusting hole in an adjusting seat; forming a second internal thread adjusting hole in a first adjusting screw rod; determining that the first adjusting screw rod can be in screw-thread fit with the first internal thread adjusting hole for use; determining that a second adjusting screw rod can be in screw-thread fit with the second internal thread adjusting hole for use; determining that the thread pitch of the first adjusting screw rod is greater than that of the second adjusting screw rod; and mounting a roll ball at one end of the second adjusting screw rod. By means of the manufacturing method of the projector bracket with the adjusting function, the angle can be effectively adjusted, the service life is prolonged, the application range is wide, and the manufacturing method is simple.

The invention relates to the technical field of spray gun auxiliary equipment, in particular relates to a spray gun extended operation handle. The spray gun extended operation handle comprises a spray gun fixing device, a telescopic rod, a handle frame, a spanner and a draw cord; a fixed connecting seat is arranged between the spray gun fixing device and the telescopic rod; one end of the fixed connecting seat is fixedly connected with one end of the telescopic rod, and the other end thereof is connected with a rear end of the spray gun fixing device in an adjustable angle; one side of the fixed connecting seat is provided with a rotary pin, and an opposite side of the spray gun fixing device is provided with a winding mechanism; one end of the draw cord is connected with the spanner and the other end is fixed on the winding mechanism after penetrating through the rotary pin and bypassing the front end of the spray gun fixing device. By using the spray gun extended operation handle inthe invention, the handle can be effectively extended, also the angle of the spray gun can be effectively adjusted to realize the general vertical of the spray gun angle and a sprayed surface; and the spraying effect in long distance or under higher position can be improved.

The invention discloses a spraying equipment for LED products, which comprises a workbench, a nozzle and a support plate. A fixed frame is installed on the upper end of the workbench, a liquid storage tank is installed on the inner top of the fixed frame, and funnels are arranged on the left and right sides of the bottom of the liquid storage tank. , a fixed box and a telescopic motor are installed at the bottom of the funnel, a turret is installed at the front end of the telescopic motor, a spray frame and a nozzle are installed inside the turret, a support frame is installed in the middle of the upper end of the workbench, and a limit hole is provided at the upper end of the support frame. The bottom end is equipped with a rotating motor, the front end of the rotating motor is installed with a first fixed cylinder, the inner bottom of the first fixed cylinder is installed with a spring and a limit rod; the outer side of the upper end of the support frame is installed with a slide rail and a support plate, and the inner side of the support plate is installed with a rolling bearing , a second fixed cylinder is installed inside the rolling bearing, and a fixed seat is installed on the top of the second fixed cylinder. The invention has a reasonable structure, is convenient for rotating and spraying the LED products, is convenient for collecting the sprayed LED products, and effectively improves the spraying efficiency and spraying effect.