49results about How to "Flexible posture adjustment" patented technology

The invention discloses a rock tunnel surrounding rock pressure gauge fixing device. The rock tunnel surrounding rock pressure gauge fixing device comprises a base plate and a steel arch, wherein a pressure gauge is fixed to the base plate through fastening screws, the base plate is fixed to the steel arch through positioning screws, and a plurality of adjustment bolts used for adjusting the inclination angel of the pressure gauge are arranged between the base plate and the steel arch, so that the pressure gauge can be closely attached to a surrounding rock excavation face. The rock tunnel surrounding rock pressure gauge fixing device is simple in structure and convenient to operate, the angle of the pressure gauge and the angle of excavated surrounding rock can be adjusted effectively through the adjustment bolts, the spatial posture of the pressure gauge can be adjusted flexibly due to the fact that both the adopted fastening screws and the adopted positioning screws are elastic, and the fixing strength of the pressure gauge is improved effectively due to the fact that the base plate is fixed to the steel arch.

The invention provides an antenna assembly and an installation adjustment device for mounting an antenna. The installation adjustment device comprises an adjustable parallelogram link mechanism and connecting mechanisms that are arranged at the two ends of the parallelogram link mechanism and can be connected with an antenna and a holding pole. The parallelogram link mechanism consists of two groups of parallelogram components arranged in parallel; each parallelogram component includes two first connecting rods and two second connecting rods, wherein one end of each first connecting rod can be connected in a relative rotation manner and one end of each second connecting rod can be connected in a relative rotation manner; and the two first connecting rods and the two second connecting rods are connected to form a parallelogram, wherein the connecting ends are connected in a relative rotation manner. A first adjusting rod and a second adjusting rod are connected at the diagonal line in the middle of the two parallelogram components; a first adjusting rod is provided with a first adjusting hole and a second adjusting hole is formed in the second adjusting rod; and a third adjusting rod is inserted between the first adjusting hole and the second adjusting hole. The distance between the first adjusting rod and the second adjusting rod can be adjusted by adjusting the third adjusting rod. Therefore, the antenna pitch attitude adjustment efficiency can be improved substantially and the installation cost can be reduced.

The invention discloses a space pipe fitting flexible bending and torsion forming device which is used for forming space pipe fittings of any geometric shape. A movable die control mechanism controls the relative position of a movable die and a fixed die to control the bending radius, the torsion angle of a torsion mechanism is controlled to change the bending plane, feeding mechanisms are controlled to achieve continuous feeding, and thus the space pipe fittings are formed. A three-jaw chuck on the torsion mechanism is utilized to clamp the pipe fittings, and torsion movement of the pipe fittings is achieved. The torsion mechanism is fixed to the first feeding mechanism to achieve feeding movement of the pipe fittings. The movable die control mechanism is installed on the second feeding mechanism and drives a movable die assembly to be deviated relative to a fixed die assembly when the second feeding mechanism works to achieve bending operation. The movable die control mechanism drives the movable die to rotate relative to the fixed die, and adjustment is flexible. The feeding mechanisms are driven by motors, and the torsion mechanism and a bending mechanism are driven to achieve bending and torsion forming of the space pipe fittings in multiple directions.

The invention discloses a vertical gesture adjusting mechanism for vertical assembling of a large-diameter thin-wall part cylinder in the technical field of automatic assembling. The vertical gesture adjusting mechanism comprises a perpendicular moving part, a gesture adjusting supporting platform movably arranged on the perpendicular moving part and a base part fixedly arranged at the tail end of the perpendicular moving part. The periphery of the gesture adjusting supporting platform is in contact with the inner wall of the cylinder, a butt joint cylinder moves in the perpendicular direction and the space position and gesture of the butt joint cylinder are accurately adjusted through the gesture adjusting supporting platform. According to the vertical gesture adjusting mechanism for vertical assembling of the large-diameter thin-wall part cylinder, a perpendicular driving motor and a guide rail are used for driving a fixed platform of the gesture adjusting supporting platform so as to adjust the position of the whole gesture adjusting supporting platform in the perpendicular direction. A plurality of supporting parts which are arranged on a movable platform of the gesture adjusting supporting platform in the radial direction of the platform are used for supporting the cylinder. Position and gesture adjustment is conducted on the cylinder through a gesture adjusting mechanism of the gesture adjusting supporting platform and under the perpendicular driving of a perpendicular motor. The vertical gesture adjusting mechanism has the advantages of being compact in space arrangement, large in working range, flexible in gesture adjustment, simple in control manner and high in assembling precision and efficiency, and multiple segments of cylinders can be assembled continuously.

The invention discloses a front leg mechanism of a composite wheel leg type wheelchair. The front leg mechanism of the composite wheel leg type wheelchair is characterized by mainly comprising a rear connecting plate position and posture adjusting mechanism, a front connecting plate position and posture adjusting mechanism, a power transmission mechanism, a variable transmission mechanism and a control system. The rear connecting plate position and posture adjusting mechanism comprises a box, a rear connecting plate, a spindle, a crank, a guide rod, a sliding block, a guide rod seat, a left screw, a left rack nut, an upper electromagnetic clutch, a left handle, a rear guide wheel, a front guide wheel and a lower shaft. The front connecting plate position and posture adjusting mechanism comprises a front connecting plate, a right screw, a right rack nut, a lower electromagnetic clutch, a right handle and an upper shaft. The power transmission mechanism mainly comprises a spindle, a middle small shaft, a lower small shaft, a front guide wheel, a rear guide wheel, a middle bottom wheel gear and an underneath bottom wheel gear. The variable transmission mechanism mainly comprises a nut, a spring, a middle bottom wheel gear, a friction plate, a rear guide wheel and an upper shaft. The control system mainly comprises a sensing detection module, a driving module and a timing module.

The invention designs a four-legged robot capable of adjusting the attitude in air and can be used in the attitude adjustment process of robots and spacecrafts. The four-legged robot mainly comprises two parts, which are a body and limbs. The body and the limbs are connected by hinges and the movement mode is controlled by the hinges. A flywheel with large moment of inertia is installed at the tail end of each limb of the robot, and has large moment of inertia (cannot be ignored compared with the limbs) and has a sudden stop effect, the flywheel axis and the centerline of the corresponding limb are consistent in orientation, and the flywheel axes can be orientated to different rotation directions through swing of the limbs of the robot, so as to slightly adjust the attitude of the robot; and the four limbs can be orientated to the same direction, so that the robot rotates around a particular axis. Through the design, the mass of the flywheels required for robots and spacecrafts is reduced, no additional space is needed, so that the sizes of robots and spacecrafts are decreased, and the flywheel group can be engaged in work, so that the utilization rate of the flywheels is improved.

The invention discloses a PPS underwater equipment vector propeller. The PPS underwater equipment vector propeller comprises a propeller driver and a 3-PPS parallel driving mechanism; the 3-PPS parallel driving mechanism comprises a movable platform used for being fixedly connected with the propeller driver, a static platform and three PPS driving branched chains arranged between the movable platform and the static platform in parallel. And the two ends of the PPS driving branch chain are movably connected with the movable platform and the static platform correspondingly, the working posturesof the movable platform and the propeller drivers are controlled by adjusting the telescopic length of the PPS driving branch chain, and vector adjustment in the propelling force direction is achieved. The vector propeller adopts a three-degree-of-freedom 3-PPS parallel driving mechanism, has the advantages of being compact in structure and high in rigidity, the propelling posture of the propelleris flexibly adjusted, and the control maneuverability and flexibility of underwater equipment are greatly improved.

The invention discloses an aircraft and a control method of the aircraft. The aircraft comprises an aircraft body, multiple aircraft arms and a power device, wherein the multiple aircraft arms are arranged in the periphery direction of the aircraft body at intervals, the end of each aircraft arm is connected with the aircraft body, at least one aircraft arm comprises a first rotating portion, oneend of the first rotating portion is connected with the aircraft body in a rotating manner so that the first rotating portion can rotate around the center axis of the aircraft body, and the power device is connected with the other ends of the aircraft arms and used for providing power for the aircraft. According to the aircraft, at least one aircraft arm comprises the first rotating portion, one end of the first rotating portion is connected with the aircraft body in a rotating manner so that the first rotating portion can rotate around the center axis of the aircraft body, and the posture ofthe aircraft can be adjusted more flexibly. In addition, by means of combination with the power device, in the flying process of the aircraft, the aircraft body of the aircraft is ensured to be horizontal, the air resistance is reduced beneficially, the aircraft can fly more rapidly, and hang time is prolonged.

The invention provides a half carcass posture adjusting device on a slaughtering production line. Half carcasses are hung on carrying hooks running along the slaughtering production line. The device comprises an auxiliary guide rail, a fusiform guide frame and a release link, wherein the auxiliary guide rail is arranged below a main guide rail; the fusiform guide frame is arranged on the rear side of the auxiliary guide rail; and the release link is arranged on the rear side of the fusiform guide frame. The device can flexibly adjust the postures of the half carcasses on the slaughtering production line, and meets the operational requirements that the half carcasses running on the slaughtering production line are turned from a posture A to a posture B in the proceeding direction, and are released and turned to the posture A from the posture B after stably running at the posture B.

A snakelike water surface rescue robot and a control method thereof belong to the technical field of specialized robot equipment, and comprise a snakelike body front segment, a snakelike body middle segment and a snakelike body rear segment, wherein two ends of the snakelike body middle segment are respectively connected with the snakelike body front segment and the snakelike body rear segment through deformable joints. The rescue robot reaches the water area of a drowning person through triangular, linear, C-shaped and U-shaped transformation and carries the drowning person through a U-shapedstate, and after successful rescue, the robot is controlled to return and drive to a safety zone. The whole rescue process is mechanically and automatically realized, the manual operation is simple,the automation degree is high, the accuracy is good, and the timeliness of rescue and the safety of work can be ensured.

The invention discloses an electric guitar waist belt. The electric guitar waist belt comprises a strip-shaped belt body, a metal waist belt head, a waist belt buckle and a waist belt locking hole. The electric guitar waist belt is mainly characterized in that a primary fastener and a secondary fastener for locking the body of the electric guitar are arranged on the right end face of the metal waist belt head; the primary fastener comprises a sleeve, a first cylinder and a square concave hole; the square concave hole is provided with a small circular concave hole, a large circular through hole, a small circular through hole, a fourth cylinder, a second cylinder, a third cylinder and a compression spring; the outer diameter of the first cylinder is matched with the inner diameter of a bearing; the outer diameter of the bearing is matched with the inner diameter of a circular ring; a semicircular groove is formed in the right end of the body of the circular ring; a half-ball is capable of flexibly moving in the semicircular groove so that the female fastener can be oscillated within a range of 90 degrees; the secondary fastener comprises a cylindrical fastener body and a square inserting column; a circular through hole is formed in the left end of the square inserting column; the cylindrical fastener body is fixed on the back of the body of the electric guitar by use of a circular plate. Due to the structure, the electric guitar waist belt is capable of avoiding shoulder fatigue and preventing the body of the electric guitar from sliding.

The invention relates to the technical field of near-field fusion electrostatic spinning direct writing, in particular to a support-free fusion electrostatic spinning direct writing device with a tiny three-dimensional structure. By arrangement of a Y-axis horizontal motion platform, an X-axis horizontal motion platform, an X-axis rotating platform and a Z-axis rotating insulating platform, a part receiving plate can finally horizontally move in the X axis and the Y axis. Rotation of the X axis and Z axis has 4 degrees of freedom, the posture of a prepared part can be flexibly adjusted, and a three-degree-of-freedom mechanical arm capable of rotating in the vertical direction is matched to adjust the posture of an electrostatic spinning nozzle in the vertical plane. In the electrostatic spinning process, a 3D model supporting the part can be cut into smaller portions according to a plane, each segmented portion is self-supported during printing in the normal direction of a standard plane for segmenting the part, and subsequent processing is performed in sequence during segmentation; and finally, through continuous support-free electrostatic spinning direct writing with the previous segmented portion as a substrate, a complete part is printed, additional supports do not need to be added, and the production efficiency is improved.

The embodiment of the invention provides a wind cable system applied to fan hoisting, belongs to the technical field of offshore fan installation, and aims to solve the problem that wind cable equipment in the related art is difficult to adjust the posture of an impeller. According to the wind cable system applied to fan hoisting, one end of a first supporting piece is connected with a first windcable rope in a sliding mode, one end of a second supporting piece is connected with a second wind cable rope in a sliding mode, and the first supporting piece and the second supporting piece are movably connected with a frame body; a detection device is used for detecting the tension of the first wind cable rope and the second wind cable rope; and the detection device is in wireless connection with a control device through wireless signal transmission equipment, and the control device controls a driving motor to work according to the tension of the first wind cable rope and the second wind cable rope. The first wind cable rope and the second wind cable rope are used for simultaneously pulling wind to the impeller, the wind pulling effect is better compared with manpower and a winch, and the supporting device can support the first wind cable rope and the second wind cable rope correspondingly so as to adjust the extending direction of the wind cable ropes, so that the posture adjustment of the impeller is more flexible.

The invention discloses a spatial two-degree-of-freedom flexible tail end dental implant implanter, which comprises a Y-axis rotating posture adjusting module, a Z-axis rotating posture adjusting module, an implant screwing-in module and a passive flexible module. Wherein the Y-axis posture adjusting module drives a rocker arm to rotate around a Y axis through a motor, so that an implant at the front end of the implanter rotates around the Y axis. The Z-axis rotating posture adjusting module is installed on the rocker arm, and a motor drives a sliding block to move along an arc-shaped guide rail, so that the implant moves along an arc with the implant as the circle center. The implant screwing-in module is driven by a motor, a transmission shaft and a bevel gear to drive the implant to rotate around the axis of the implant. The implant is connected with the implant screwing-in module through the passive flexible module, and fine adjustment of the posture of the implant is achieved through the passive flexible module. The product has two rotational degrees of freedom, and the posture of the robot can be flexibly adjusted; and meanwhile, the safety of the robot in the using process is greatly improved through the passive and flexible design concept.