43results about How to "Realize large angle rotation" patented technology

The invention discloses a redundant-drive six-freedom-degree motion simulator, relating to a motion simulator, which is suitable for simulating the real motion posture of equipment and solves the problems of poor rigidity and small turn angle of the simulator. The simulator comprises a rack, linear moving assemblies, a combined motion assembly, connecting rod assemblies, a vertical rotation assembly and a cabin assembly. One ends of the first, second, third and fourth connecting rod assemblies are fixedly connected with sliders of the first, second, third and fourth linear moving assemblies, and the other ends of the first, second, third and fourth connecting rod assemblies are connected with the first and second horizontal rotation joints and the first and second horizontal fit joints in the cabin assembly through universal joints, so that one hooke joint is formed; and the combined moving assembly is fixedly connected with sliders in the fifth and sixth linear moving assemblies, and the vertical rotation assembly with a fixed upper end is connected with a U-shaped joint in the cabin assembly through a universal joint, so that the other hooke joint is constituted. The sliders move linearly along a guide rail to drive connecting rods and a vertical guide rail frame to move so as to realize the motion input to a cabin, and thus, the posture switching among pitching, turning, translating and the like is realized.

The present invention relates to a large gyration planar three-degree-of-freedom motion platform, which consists of a drive module and a bearing module; the bearing module is mainly composed of bearings, guide rail seats, linear guide rails, sliders, bearing seats and a moving platform. The drive module is mainly composed of three drive modules, an outer ring gear and a circular guide rail. The drive module A and the drive module B are installed on the circular guide rail, and the drive module C is installed on the drive modules A and B. The drive module C passes through the wire The lever nut mechanism drives the movement of the platform, and the drive modules A and B drive the movement of the drive module C through gear meshing. By controlling the steering and rotation speed of the three drive modules, the movement and rotation of the moving platform can be realized, and the two shifts and one turn of the moving platform can be realized. Planar three degrees of freedom motion. The invention has the advantages of low height and large bearing capacity, and can realize the large-angle rotation of the moving platform around its own axis.

The invention provides a controllable mechanical floating-arm-type water hyacinth surrounding device. The controllable mechanical floating-arm-type water hyacinth surrounding device comprises a control system, interception net bodies and mechanical arms, wherein the mechanical arms are installed on bases on the two sides of the front portion of a fishing boat in a hinged manner respectively; the mechanical arms penetrate the centers of the corresponding interception net bodies, and each mechanical arm comprises a first-level arm and a second-level arm; one end of each first-level arm is hinged to the corresponding base through a rotational joint, and the other end of the first-level arm is connected with the corresponding second-level arm through a rotational joint; the tail end of each second-level arm is provided with a rotary harrow which can be driven by a motor to deflect towards the inner side, and the rotational joint between each first-level arm and the corresponding second-level arm and the tail end of each second-level arm are each equipped with a two-way motor propeller; and free moving of the interception net bodies in the water and surrounding of water hyacinth are achieved by controlling the output power and the driving direction of the two-way motor propellers through the control system. By means of the controllable mechanical floating-arm-type water hyacinth surrounding device, rapid surrounding of floating water hyacinth groups can be achieved, and the efficiency of removing operation is improved.

The invention provides a medical shadowless operating lamp, which comprises at least one illumination device, a lamp body and a dimming device, wherein the lamp body is used for accommodating the illumination device, the light ray intensity of the illumination device can be regulated according to different signals or set values. The medical shadowless operating lamp also comprises an angle controller and an automatic sterilization device, the automatic sterilization device comprises a spraying device and a drying device electrically connected with the spraying device, and in addition, when the automatic sterilization device works, the illumination device is turned off. The medical shadowless operating lamp has the advantages that the illumination device can realize the adaptive light ray regulation according to the position of a doctor, in addition, the lamp body can rotate, and the use is flexible. The medical shadowless operating lamp is also provided with the automatic sterilization device, the dismounting is not needed during the sterilization, in addition, the automatic drying is realized, and the use is not obstructed.

The invention provides a motor iron core molding die. The molding die achieves the uniform bearing of a force during the superposed punching molding of silicon steel sheets, reduces the superposed accumulative error of the silicon steel sheets, improves the parallelism degree, verticality and concentricity of products, effectively reduces the noise of a motor, prolongs the service life of the motor, reduces the wear of a rotor seat, and improves the machining precision of a motor iron core. The molding die comprises a punch forming device, a superposed punching molding device, and a waste cutting device. The superposed punching molding device comprises a punching rotor superposed riveting die head and a rotor seat, wherein the punching rotor superposed riveting die head is disposed on an upper die, and the rotor seat is disposed on a lower die. The interior of the rotor seat is provided with a rolling pin sleeve in a sleeving manner. The molding die is characterized in that the rotor seat is connected with a driving device through a belt.

The invention discloses a shaking head camera capable of rotating 360 degrees. A rotating bottom shell is arranged on an upper end of a base shell, a bearing is arranged on one side of the rotating bottom shell, a sliding ring is arranged on the other side of the rotating bottom shell, a movable gear is arranged on an upper end face of the sliding ring, the outer side of the movable gear is protected by a motor bracket, a through hole is formed in the middle of the rotating bottom shell, and the sliding ring is arranged in the through hole and is powered by a conducting wire and a PCBA power supply small board. The rotating angle of the traditional shaking head camera is 0-360 degrees, which mainly results from the fact that due to the limitation of a connecting line of a head and a machine body, the connecting line is twisted with the head rotated and is applied with a certain torsion, the torsion born by the wire is greater when the rotating angle is larger, therefore the traditionalconnection mode is difficult to achieve large-angle rotation; the new shaking head camera rotating mechanism adopts the sliding ring, which is similar to an electric brush of a motor; the connectingline of the head and the machine body is replaced by the sliding ring; and the internal structure of the sliding ring is in contact connection with an elastic sheet, and thus is not limited from running within 360 degrees.

The invention belongs to the field of steering drive bridges, and particularly relates to a steering drive axle, an automatic guided vehicle and a control method based on the steering drive axle. Theusing method comprises the following steps that the steering drive axle is mounted on the guided vehicle, the extension or shortening of steering oil cylinders on the steering drive axle is controlledby adopting a distal hydraulic control system, corresponding steering knuckle arms are pulled to move, and then corresponding steering knuckles are pulled to rotate, and the automatic steering function of the guided vehicle is realized. According to the steering drive axle, two sets of steering oil cylinders is used, a first steering oil cylinder drives a first steering knuckle to rotate, and a second steering oil cylinder drives a second steering knuckle to rotate; when the two steering oil cylinders work, the motion is carried out according to the given extension or shortening amount by thehydraulic control system, and the two steering oil cylinders do not interfere with each other; and the running accuracy caused by installation errors and wear of the first half shaft / second half shaft has no effect on the second half shaft / first half shaft.

The invention discloses an adsorption mechanism and an adsorption system. In the invention, the adsorption mechanism comprises: a sucker, wherein the sucker is internally provided with a first air passage and a second air passage, the bottom of the sucker is provided with an air inlet hole communicated with the first air passage, and the sucker is also internally provided wiht an air passing channel which is communicated with the second air passage and penetrates through the top of the sucker; a handover device, wherein the handover device is arranged in the sucker, and the handover device is provided with a supporting rod which is used for being ejected out of the top of the sucker by gas when the gas is introduced into the first air passage; and a one-way control valve which is arranged in the sucker and is connected with the first air passage and the second air passage, wherein the one-way control valve is used for being closed when gas is introduced into the first air passage and is also used for being opened when the gas in the first air passage is pumped out. Compared with the prior art, the adsorption mechanism is simple and light in structure, small in overall size, free of cable interference in rotation and capable of achieving large-angle rotation.

The invention provides an air deflector control method and device and an air conditioner, and belongs to the field of electrical equipment. The air deflector control method comprises the steps that after a driving connecting rod of an air deflector operates to a preset connecting rod position, the air deflector is controlled to be started to operate; when the air deflector operates, the position of the air deflector is obtained; and if the air deflector is located at the non-ideal position, the air deflector is controlled to adjust the position. According to the method, the swing flap range can be expanded, and the risks that the wind is prone to be blown to a person or water condensation is prone to occur are reduced.

The invention discloses an upwards rotating opening type gift box which comprises an outer box and an inner box. The outer box comprises an outer box base and an outer box shell, the outer box shell is arranged on the outer surface of the outer box base in a wrapping manner, and the inner box comprises a first surface, an inner pasting bottom face, a second surface, a left ear pasting opening, a first bottom face, a side edge gluing opening, a right ear pasting opening, a ninth side face, a tenth side face and a tongue; the outer box shell comprises a third bottom face, a fifth side face, a sixth side face, a seventh side face, an eighth side face, a first pasting face, a second pasting face, a third pasting face, a fourth pasting face, a top left gluing opening, a top right gluing opening, a bottom left gluing opening and a bottom right gluing opening; and the outer box base comprises a third bottom face, a first side face, a second side face, a third side face and a fourth side face,the inner box is connected with the second pasting face of the outer box through the inner pasting bottom face, the inner box and the outer box can achieve 270-degree large-angle rotation, the tonguecapable of being overturned is arranged on the inner surface of the inner box, natural box opening when the inner box is downward can be prevented, and cigarette scattering can be prevented.

The invention provides an ion implantation device and a control method thereof. The ion implantation device comprises a loading part, a rotation control part, N rotating parts and a temperature control pipeline, wherein N is a positive integer greater than 1. The N rotating parts are sequentially and movably connected and are in communication connection with the rotating control part, the rotating control part controls at least one rotating part to rotate so as to drive the object carrying part to rotate, and large-angle rotation of the object carrying part can be achieved; and the temperature control pipelines spirally extend towards the carrying part, are arranged on the rotating parts and are arranged at the bottom of the carrying part, so that the temperature control pipelines are prevented from rotating by an overlarge angle in a single time, and the risks of cooling pipe cracking and liquid leakage are reduced.

The invention relates to a working method of an automobile safety system. The working method comprises the steps that when a laser distance measuring sensor senses that the distance between the front end of an automobile body and a front obstacle is smaller than S1, and a speed sensor detects that the speed of the automobile body is larger than V1, a control module controls a hydraulic pump to provide power, so that the fan-shaped sliding block drives the supporting column to rotate, and the automobile is controlled to decelerate; and when the laser distance measuring sensor senses that the distance between the front end of the automobile body and the front obstacle is smaller than S1 and the acceleration sensor detects that the acceleration of the automobile body is larger than a1, the automobile is controlled to slow down.

The invention provides a rotating mechanism. The rotating mechanism comprises a base, a rotating shaft and a supporting seat, wherein the base is a penetrating column and one end of the base is inserted into an upright column; the rotating shaft penetrates through the base and the two ends of the rotating shaft extend out of the two ends of the base, respectively; the supporting seat is arranged on the upper part of the rotating shaft by use of a screw. Bushes are circularly connected with the inner walls of the upper and lower ends of the base. Oil grooves are formed in the bushes. The oil grooves are semicircular. A retainer ring is arranged on the tail end of the end, inserted into the upright column, of the rotating shaft. After the rotating shaft of the rotating mechanism is mounted on the base, smooth and steady rotation of the rotating shaft is guaranteed by use of the base and the bushes on the bases and jamming is avoided. Besides, the rotating mechanism has sufficient deformation resisting capability; next, the rotating shaft is fixedly arranged on the upper part of the upright column and a moving mechanism is mounted and connected to the rotating shaft by use of the supporting seat, so that large-angle rotation can be realized; furthermore, the structure of a device can be simplified, the spatial size of the device can be reduced and the device can be further minimized and reduced in weight.

The invention discloses a mining robot under complex working conditions. The mining robot comprises a machine body and a traveling mechanism, and is characterized in that a PLC central control system and a power module are arranged in the machine body, a mining mechanism, a tunneling obstacle clearing mechanism and a detection early warning device are arranged on the upper portion of the machine body, controllers are arranged on the mining mechanism and the tunneling obstacle clearing mechanism, and the controllers are connected with the PLC central control system arranged in the machine body through communication lines. The mining robot solves the problems that an existing mining robot is single in function and low in mining efficiency, and coal seam collapse is likely to be caused in the mining process. Unmanned mining of thin coal seams under the complex working conditions of small space and rugged tunnels is achieved, manual mining work under the high-risk working conditions under a coal mine is reduced, the coal mining safety operation degree and the accident prevention and control capacity are improved, the coal mining risk level is reduced, coal mine people reduction and efficiency improvement are facilitated, the labor intensity of workers is relieved, and the mining efficiency is greatly improved.