17 results about "Head turning" patented technology

The invention provides a voice wake-up method and device, an electronic device and a storage medium, and belongs to the technical field of data processing, and the method comprises the steps: determining a head steering angle according to a wake-up voice, the head steering angle being a position included angle between the straight direction of the wake-up voice and a to-be-wake-up device; the head steering angle is sent to the control terminal; and receiving and responding to an awakening instruction, wherein the awakening instruction is sent after the control terminal determines that the head steering angle is the minimum head steering angle in all the head steering angles received in the response period. According to the voice wake-up method and device, the electronic equipment and the storage medium provided by the invention, the head turning angle of the user is determined through the wake-up voice, and the control terminal finds out the equipment with the minimum head turning angle as the unique response equipment, so that the to-be-awakened equipment which the user really wants to interact can be accurately identified and awakened, and the user experience is improved. And the voice wake-up accuracy and the user experience in a multi-device scene are improved.

Some examples of the disclosure relate to a method performed on an electronic device configured to track a first vector indicating an orientation of the electronic device. In some examples, the electronic device tracks a second vector indicating a predicted motion path of the electronic device. In some examples, the device detects a difference between the first and second vectors. In some examples, and according to a finding that one or more first criteria are satisfied, the electronic device determines the difference as a head rotation input and performs an action according to the head rotation input.

The invention discloses a vertical double-head turning, drilling and milling combined machining tool, and belongs to the technical field of milling machine tools. The left stand column and the right stand column are arranged close to the left side and the right side of the whole large stand column, and the left stand column and the right stand column have moving degrees in the horizontal direction relative to the whole large stand column. A turning driving block is arranged on the right stand column, and a turning head is arranged on the turning driving block. A milling pin driving block is arranged on the left stand column, and a milling pin head is arranged on the milling pin driving block; the milling pin driving block and the turning pin driving block have movement degrees in the vertical direction relative to the left stand column and the right stand column; the problems that a single-stand-column numerical control lathe can only complete a single machining mode, workpieces need to be transferred and clamped twice, and the machining process is low in efficiency and not coherent enough are solved; and the number of machine tool table sets is increased, and the occupied space is increased.

The invention discloses a first-aid transfer bed which comprises a bed board, a head steering adjusting mechanism is arranged at one end of the bed board, storage buckets are arranged on the two sides of the head steering adjusting mechanism, the head steering adjusting mechanism comprises a base fixed to the bed board, and a left-right rotating body is rotationally arranged in the middle of the base. The left-right rotating body is driven by a left-right rotating motor in the base to swing left and right, a worm is transversely arranged in the left-right rotating body in the front-back direction, one end of the worm is connected with a front-back rotating motor, and a headrest assembly capable of swinging front and back is arranged on the upper side of the left-right rotating body. A worm gear meshed with the worm is installed at the lower end of the headrest assembly, and an inner concave part allowing the head to sink and be positioned is arranged on the upper side of the headrest assembly. The problems that an existing transfer bed depends on manual adjustment of the head posture, operation is inconvenient, and the fixing effect is poor can be solved.

The invention belongs to the technical field of medical instruments, and particularly relates to a critical patient head automatic turnover device which comprises a base and a position adjusting mechanism arranged at one end of the base, a head turnover mechanism is arranged at the top of the position adjusting mechanism, and one side of the head turnover mechanism is in transmission connection with a head supporting mechanism through a shaft rod. The pressure in each silica gel air bag unit can be intelligently adjusted in the overturning process, pre-pressure reduction can be carried out before the pressure of the pressed side is increased, or adaptive supporting can be carried out after the pressure of the pressure reduction side is reduced, dynamic redistribution of the pressure is achieved, and local continuous high pressure is reduced to the maximum extent; the central control module can decompress the silica gel air bag unit and the air bag cushion on the decompression side according to a set program, the decompressed silica gel air bag unit and the decompressed air bag cushion contract to be separated from the cheeks and the forehead of the patient, and the occurrence risk of head and face pressure sores can be further reduced.

The embodiment of the invention provides a head rotating device and a robot, and belongs to the technical field of robots. The head rotating device comprises a first base; the swinging mechanism comprises a first motor, a first motor base, a first rotating base and a first connecting rod; the first rotating seat is rotationally connected with the first end of the first connecting rod; the pitching mechanism comprises a second motor, a second motor base, a second rotating base and a second connecting rod; the second rotating seat is rotationally connected with the first end of the second connecting rod; wherein the output end of the first motor and the output end of the second motor are arranged at an included angle of 70-110 degrees; and the head supporting seat is rotationally connected with the first connecting rod and the second connecting rod. According to the head rotating device provided by the embodiment of the invention, through the swinging mechanism and the pitching mechanism which are vertically arranged or approximately vertically arranged, swinging deflection and pitching movement of the head of the robot are achieved respectively, the structure is simple, and actions are natural, smooth and not rigid.

The invention discloses an intelligent bionic mechanical hedgehog. A controller is arranged on the frame body; the spine assembly is fixedly connected with the frame body and located above the frame body; a head assembly; a forelimb assembly; a caudal vertebra assembly; a posterior limb assembly; a controller; according to the head, double-drive equipment is adopted to be matched with multiple sets of connecting pieces, and up-and-down rotation, left-and-right head turning and multi-angle fine adjustment can be achieved; the four limbs are independently controlled through double motors and a plurality of groups of hinged structures, so that complex actions such as soil digging, creeping and jumping can be completed; the caudal vertebra is composed of a plurality of hinged assemblies and can be bent synchronously along with curling of the body. Through cooperation of multiple driving modes, the equipment can accurately repeat various motion postures of a real hedgehog, the motion is smooth and natural, and no mechanical lagging feeling exists. Moreover, the spine assembly is designed according to a real hedgehog spine curve, the section number and the connection mode of the caudal vertebra assembly fit biological physiological characteristics, and the arrangement of four limbs in bilateral symmetry is matched, so that the stability of the gravity center during overall movement is ensured, and single-side inclination is avoided.

The invention discloses a header operation control system and a header operation control method of a grain combine harvester. Relates to the technical field of agricultural machinery control, and aims to solve the problems that a header and a reel need to be manually controlled respectively in traditional operation, coordination is difficult, operation efficiency is low, and grain loss is prone to being caused. According to the technical scheme, the device comprises a controller, a control handle, a header and reel angle sensor, a display and an electromagnetic valve. The controller is integrated with a control module and a memory module, and the memory module can store up-down limiting angle data of the header and the reel collected by a sensor or manually set. The system can synchronously drive the header and the reel to ascend and descend to a preset position by triggering a memory function or an edge-of-field mode button through one key, so that automatic execution of a composite action is realized. According to the method, the operation of key links such as turning at the edge of the field is remarkably simplified, the manual coordination burden and the operation interval time are reduced, and meanwhile, the intuition and the reliability of the operation are enhanced through real-time display and feedback.

The application discloses a spastic cerebral palsy infant model for rehabilitation nursing skill teaching, which comprises a head, upper limbs, a trunk, a hip and lower limbs, and a head turning device is connected to the top inner side of the trunk, the upper end of the head turning device is connected with the head, and the head turning device is connected with a head tightness adjusting mechanism; the upper limbs and the lower limbs are respectively provided with limb simulation structures; the upper limbs are provided with upper limb pressure detection modules, and the lower limbs are provided with lower limb pressure detection modules above and below. The child model can simulate abnormal postures and positions of spastic cerebral palsy children during spasm, such as frog postures, knife-fold postures and the like, and further assists operators to carry out corresponding operation practice. In the implementation, the tightness adjuster of different grades can be adjusted to adjust the spasticity degree, so that the change of muscle tension of spastic cerebral palsy children during spasm is simulated, and thus the simulation teaching of cerebral palsy rehabilitation nursing skills is realized.

The utility model discloses a craniocerebral trauma postoperative head position fixing device, which relates to the technical field of medical care equipment, effectively achieves the purpose of supporting the twisting head of a patient, and comprises a fixing plate, the upper end of the fixing plate is connected with a buffer plate in a sliding manner, and the upper end of the buffer plate is connected with a supporting plate in a sliding manner; the upper end of the supporting plate is fixedly connected with two symmetrically-arranged inclined air bags, the lower end of the supporting plate is fixedly connected with an expansion air bag, the other end of the expansion air bag is fixedly connected with the upper end of a buffer plate, the lower end of the fixing plate is rotationally connected with a limiting plate, and a limiting assembly is arranged in the middle of the fixing plate. The semi-reclining support is novel in structure, ingenious in conception and easy and convenient to operate, the function of supporting the neck is effectively added, the problem that a patient cannot be supported in the semi-reclining state is solved, and the function of adjusting the supporting height is newly added.

The utility model relates to the technical field of toys, in particular to a fierce rotating head device and a toy. The fierce rotating head device comprises a machine shell, a first gear and a second gear, the first gear and the second gear are meshed with each other in the machine shell, and the first gear can be connected with the head of the toy to drive the toy to rotate. The second gear is connected with one end of the traction rope and connected with the machine shell through an elastic piece, and the other end of the traction rope is pulled to enable the second gear to rotate from the first position to the second position so as to enable the head of the toy to be aligned; when the pulling rope is released, the second gear rapidly returns to the first position under the action of the elastic piece, the head of the toy is enabled to strongly rotate backwards by a preset angle, the effect of strongly returning is achieved, power is transmitted by means of the gear structure, power is provided by means of elastic force accumulated by the elastic piece when the pulling rope is released, the structure is simple, cost is low, and practicability is high. And the problem that the head turning action is stiff and blocked is effectively avoided, and the overall quality and user experience of the toy are improved.

The invention relates to a video pre-caching method and device based on user interest points and electronic equipment. The method comprises the following steps: determining a reference cache priority of each video block of a video according to video content and historical viewing angle data of a user; adjusting the reference cache priority of each video block according to the field angle of the current user in combination with the prediction information of the head turning behavior of the current user to obtain the target cache priority of each video block; and caching the video blocks in sequence according to the target cache priority. According to the invention, the accuracy of FOV visual angle prediction can be improved, and the FOV visual angle switching fluency is improved.

The application provides a positioning-accurate electric grinder head turning and polishing equipment, and belongs to the technical field of electric angle grinder head manufacturing. It solves the problem of the urgent need for developing a positioning-accurate and coordinated electric grinder head polishing equipment in the market. The application comprises a rack, a rotating table component, a material taking component, a material unloading component, a positioning detection component, a forward polishing component, a reverse polishing component and a turning component arranged on the rack. The rotating table component has six stations, which are sequentially arranged in a clockwise direction as a material feeding station, a forward polishing station, a turning station, a reverse polishing station, a material unloading station and a positioning station. Compared with the prior art, the application has high automation and precision, and can automatically polish the front and back surfaces of the grinder head with high continuity and positioning accuracy.

A kind of cross head turning clamping tool, it is related to machining technical field, the clamping tool includes pull rod and clamping flange, the pull rod one end is provided with gap, workpiece hook is rotatably connected in the gap, the pull rod other end is provided with external thread, the clamping flange middle part is provided with central hole, the clamping flange is set in the one end of pull rod external thread, the external thread is threadedly connected with compression nut, the clamping flange includes flange plate, the flange plate one side is equipped with boss, and the other side is equipped with circular table, when clamping, the circular table is in contact with compression nut, the clamping tool of the utility model is used to cross head clamping turning, improve production efficiency, guarantee coaxiality requirement.

The embodiment of the present disclosure provides a view prediction method, device and equipment and a storage medium. The method comprises the following steps: determining a current predicted view corresponding to a current to-be-downloaded slice in a panoramic video based on a head movement track of a user watching the panoramic video; if a current head turning action in the head movement track is detected as an invalid action, obtaining a target candidate view set corresponding to the current to-be-downloaded slice; and correcting the current predicted view based on the target candidate view set to determine a target predicted view corresponding to the current to-be-downloaded slice. Through the technical scheme of the embodiment of the present disclosure, the view prediction deviation caused by the user turning the head too much due to non-video factors can be solved, and the accuracy of view prediction is improved.

The utility model relates to the technical field of toys, in particular to a continuous head turning device and a toy. The continuous head turning device comprises a driving assembly, a driving gear, a middle gear and a driven gear, and the driven gear is connected with the head of the toy and drives the head of the toy to rotate; the driving gear can be driven by the driving assembly to do non-uniform-speed periodic reciprocating intermittent rotation, and the intermediate gear is movably arranged so that the intermediate gear can roll around the driving gear in the state that the intermediate gear is kept engaged with the driving gear so as to roll to be engaged with or separated from the driven gear. And the rolling driving force of the driven gear is provided by the driving gear or the driven gear which is meshed with the driven gear and rotates. Therefore, through non-uniform-speed periodic reciprocating clearance rotation of the driving gear and transmission of the intermediate gear, the driven gear can drive the toy head to do periodic non-uniform-speed continuous rotation, so that the dynamic effect of continuous rotation of the toy head is enriched to a certain extent, and the interestingness and attraction of the toy are improved.

The invention discloses a heat energy equipment end socket overturning tool which comprises a tool framework, two inclined plane supporting mechanisms capable of relatively moving are arranged at the bottom of the tool framework in a limiting and sliding mode, and the inclined plane supporting mechanisms are connected with a bottom driving mechanism so as to be used for driving the bottom bearing the heat energy equipment end socket after approaching; two top pressing mechanisms capable of moving relatively are arranged on the top of the tool framework in a limiting and sliding mode, and the top pressing mechanisms are connected with a top driving mechanism and used for being driven to the top of the heat energy equipment end socket and abutting against and limiting the heat energy equipment end socket. The limiting device has the advantages of being simple and compact in structure, convenient and flexible to operate, high in adaptability and good in limiting effect.