32results about How to "Guaranteed to move in a straight line" patented technology

The invention discloses a backpack-type walking power assisting device which comprises a supporting frame, wherein a back plate, straps, a backpack and a size-adjustable waistband are arranged on the supporting frame; a rotatable hip joint is mounted at the lower end of the supporting frame; a pair of lower limb exoskeletons are mounted on the hip joint; each lower limb exoskeleton comprises a thigh bone supporting mechanism, a leg bone supporting mechanism and a foot fixing mechanism; the leg bone supporting mechanism is elastically connected with the foot fixing mechanism; the thigh bone supporting mechanism comprises a thigh bone fixing plate and a first gravity balance mechanism; the leg bone supporting mechanism comprises a leg fixing plate and a second gravity balance mechanism; and the thigh bone fixing plate is elastically connected with the leg fixing plate. The backpack-type walking power assisting device has the advantages that the first gravity balance mechanism and the second gravity balance mechanism are used for balancing the lower limb gravity in a moving process of a human body in real time, thereby enabling a user to walk by following a movement trajectory of a human skeleton and reducing the physical output of the user; a pure mechanical structure design is adopted; the device cannot be influenced by an external environment; and the stability and reliability are high.

The invention discloses a device for cutting wooden boards with different widths for furniture manufacturing. The device comprises a workbench and two side boards. The two side boards are correspondingly arranged on the two sides of the upper end surface of the workbench. A top board is arranged at the top ends of the side boards. Two symmetrical mounting frames are arranged on the upper end surface of the workbench. A positioning pressure roller is arranged on each mounting frame. Adjusting screw rods are correspondingly arranged on the two side boards. The adjusting screw rods are connectedwith the side boards through threads. One end of each adjusting screw rod abuts against the mounting frame on the same side. One side of each mounting frame is connected with the corresponding side board through a reset spring. A knife holder is arranged in the middle of the lower end surface of the top board. A transverse shaft is arranged at the lower end of the knife holder. One end of the transverse shaft is connected with a driving motor on the knife holder, and a cutting cutter is mounted on the transverse shaft. A vacuum cleaner is arranged on the top board. The device is simple in structure, accurate to position, high in cutting efficiency, capable of being suitable for cutting the wooden boards with the different widths into strips and high in practicability.

The invention discloses a micrometer automatic calibration device, which comprises a base; a mobile platform arranged on the base; a first clamp arranged on the base and used for fixing a microdrum of the micrometer; a second clamp arranged on the mobile platform and used for fixing a micrometer holder; a first information acquisition mechanism arranged on the base and used for collecting graduation line information of the micrometer; a second image acquisition mechanism arranged on the mobile platform and used for collecting light and shadow images of the micrometer; a rotating mechanism comprising a large rotating disk, a small rotating disk and a rotation motor, arranged on the base and used for driving the microdrum of the micrometer to rotate; and a grating ruler displacement sensor mechanism arranged at the right side of the base and comprising a scale grating, a support frame and an indication grating. The micrometer automatic calibration device utilizes a high-precision grating ruler displacement sensor, instead of a block gauge, to serve as a standard value of the calibration device, thereby improving accuracy of the calibration result, improving calibration work efficiency and improving automation degree of the calibration process.

The invention discloses a digital sand table system structure used for military and civilian integration display, and belongs to the technical field of sand table display frames. The structure is usedfor solving the technical problems that in the prior art, a gap exists between every two adjacent light sources on a light source track frame, and the sun motion track cannot be simulated continuously, so that the sunlight irradiation effect cannot be really reflected; the structure is provided with a frame, and a sand table is fixedly connected with the upper portion of the frame and used for scenery display; a first slide block assembly is installed on the portion, below the sand table, of the frame and drives a swing assembly to slidably change positions in the length direction of the frame; a track frame arranged on the swing assembly can change angles and surround the upper portion of the sand table; a second slide block assembly is provided with a light source and drives the light source to continuously move along the track frame under driving of a motor. The structure has the advantages that the sun motion track from rising to sunset is continuous, illumination is uninterrupted, and the effect of irradiating the scenery in the sand table by sunlight can be really reflected under the circumstances of different places, different seasons and different time points.

The invention discloses auxiliary fitness equipment. The auxiliary fitness equipment comprises a long-strip-shaped base; two U-shaped mobile pedals are arranged on the long-strip-shaped base in a sliding and sleeving mode; the two first supporting shafts are connected with the two U-shaped mobile pedals, and two idler wheels are arranged on each of the two first supporting shafts; the gear is located between the two oppositely-arranged first supporting shafts; the number of the straight tooth linkage rods is two, one end of each straight tooth linkage rod is fixedly connected with the corresponding first supporting shaft, and the straight tooth parts of the two straight tooth linkage rods are located on the two sides of the gear respectively and are in engaged transmission connection withthe gear. According to the auxiliary fitness equipment, through meshing transmission of the two straight tooth linkage rods and the gears, it can be guaranteed that the two U-shaped mobile pedals movelinearly, then it is guaranteed that the two legs move linearly, leg clamping action can be achieved easily, and the fitness effect is guaranteed.

The invention provides a device for continuously producing a heat-insulating sandwich curtain wall plate and further provides a method for continuously producing the heat-insulating sandwich curtain wall plate. The device comprises a support, and a plate feeding automatic conveying roller way and a plate discharging automatic conveying roller way are formed in the left and right sides of the support correspondingly. A plate clamping and fixing device, a cutting device, a plate clamping and fixing device, a blanking device, a plate clamping and fixing device, an edge folding device, an edge folding device, a plate clamping and fixing device, a blanking device, a plate clamping and fixing device, a cutting device and a plate clamping and fixing device are sequentially arranged on the supportfrom left to right. Through the device, a common sandwich plate can be automatically treated into the heat-insulating curtain wall plate so as to achieve the purpose of continuous automated production, wherein two faces of the heat-insulating curtain wall plate are provided with rabbets, and two faces of the heat-insulating curtain wall plate are provided with flat openings; and a continuous production line can lower the labor cost greatly, improve the production efficiency of products, lower the generation rate of defective products and lower the production cost.

The invention relates to the field of laser die cutting equipment, in particular to an intelligent deviation rectifying laser die cutting machine which comprises a winding and unwinding unit, a traction unit, a deviation rectifying unit and a laser cutting unit, the deviation rectifying unit comprises a horizontally-arranged deviation rectifying roller, the two ends of the deviation rectifying roller are installed in installation bearing seats, and the installation bearing seats are fixedly installed at the working end of an adjusting mechanism; an offset detection unit is arranged on the upper side of the deviation correction roller and is in signal connection with a deviation correction execution unit, the deviation correction execution unit is used for driving the deviation correction roller to deflect to achieve deviation correction, and the anti-curling devices are arranged at the two ends of the deviation correction roller and comprise a plurality of air nozzles connected with an air supply unit. The working ends of the air taps face the two sides of materials placed on the deviation rectifying roller. According to the technical scheme, downward pressure is provided for the surfaces of the two sides of a material through airflow, it is guaranteed that the material cannot be hemmed, and the situation that one side of the material is hemmed and folded under the action of a traction mechanism is avoided.

The invention provides an intelligent path tracking system, which comprises an MCU, a wireless module, a GPS module, a battery, an acceleration sensor, a motor driving board, a motor and wheels. The battery provides power for the whole controlled end through a voltage reduction circuit; the MCU is connected with the wireless module, the GPS module, the acceleration sensor, the motor driving board and the motor; the motor driving board is connected with the motor; the motor is connected with the wheels; and the acceleration sensor is formed by an MPU-6050 core chip and an peripheral circuit, and is provided with +/-2g, +/-4g, +/-8g and +/-16g eight acceleration speeds.

The invention provides a deformable mirror and an actuator component thereof. The actuator component comprises an actuating cylinder, a propeller, a first magnet, a second magnet, a third magnet, a fourth magnet, an actuator and a sealing ring, the propeller is arranged in the actuating cylinder in a front and back linearly movable manner and extends out of the front end wall of the actuating cylinder, the first magnet and the second magnet are arranged in the actuating cylinder along a front and back direction and positioned between the front end wall of the actuating cylinder and the propeller, so that the propeller is pushed backwards by repulsive force of like poles, the like poles of the first magnet and the second magnet are opposite, the third magnet and the fourth magnet are arranged in the actuating cylinder along an internal and external direction and positioned between the propeller and the inner wall of the actuating cylinder, so that the propeller linearly moves front and back by repulsive force of like poles, the like poles of the third magnet and the fourth magnet are opposite, the actuator is arranged in the actuating cylinder to push the propeller to move forwards or allow the propeller to move backwards, and the sealing ring is arranged in the actuating cylinder to seal the rear end of the actuating cylinder. Therefore, according to the actuator component of the deformable mirror, working accuracy can be ensured by the aid of the first magnet and the second magnet with the opposite like poles, and the service life is prolonged.

A network storage device for a monitoring system disclosed by the present invention comprises a monitoring system main body, a mounting sleeve is fixedly mounted on the right side of the surface of the monitoring system main body, an adjusting mechanism is inserted into the right side of the mounting sleeve, and the adjusting mechanism and the mounting sleeve are fixedly mounted through a locking mechanism. And an outer side protective sleeve is fixedly mounted on the right side of the surface of the adjusting mechanism. During actual use, data input by the monitoring system can be guaranteed to be stored in real time, normal operation of the monitoring system is guaranteed, integrity of the monitoring data can also be guaranteed, and therefore a user can conveniently look up the data or use the data for other purposes; In addition, the monitoring system can work in real time, it is guaranteed that input data can be stored in real time in one period, data connection is not interrupted, data continuity is guaranteed, data loss can be avoided, the discontinuous period of data is shortened, and use by a user is facilitated.