198results about How to "Achieve relative motion" patented technology

The invention discloses a rehabilitation robot system for old people with cerebral apoplexy, and belongs to the technical field of rehabilitation robots. The rehabilitation robot system comprises a rehabilitation robot, the rehabilitation robot comprises an upper limb rehabilitation system and a lower limb rehabilitation system of a master-slave mode two-arm exoskeleton structure, the lower limb rehabilitation system comprises a seat, a first master arm and a first slave arm, the first master arm and the first slave arm are arranged on the seat, the first master arm and the first slave arm each comprise a control box, a thigh supporting structure, a crus supporting structure and a foot sole supporting plate, the control boxes, the thigh supporting structures, the crus supporting structures and the foot sole supporting plates are sequentially connected on the seat, and first leg supporting rods and second leg supporting rods are connected among the control boxes, the thigh supporting structures and the crus supporting structures respectively. The upper limb rehabilitation system comprises a seat back arranged on the seat, a second master arm and a second slave arm, the second master arm and the second slave arm are arranged on the seat back, and the second master arm and the second slave arm each comprise a shoulder rotating system, an upper arm auxiliary motion mechanism, a forearm auxiliary motion mechanism, a wrist rotating system and a palm part auxiliary motion mechanism, wherein the shoulder rotating systems, the upper arm auxiliary motion mechanisms, the forearm auxiliary motion mechanisms, the wrist rotating systems and the palm part auxiliary motion mechanisms are connected in sequence. The rehabilitation robot system is low in cost, and multiple freedom degrees are achieved in the use process.

A power transmission mechanism and a robot arm using the same are described. The power transmission mechanism at least includes a first power source, a second power source, a plurality of steel ropes, a support arm component, a stopping component and a joint component. The stopping component is disposed in the support arm component and includes a first stopping unit and a second stopping unit that rotate coaxially. The first and second power sources and the joint component are disposed at two ends of the support arm component. The first and second power sources transmit power via the first stopping unit and the second stopping unit through the plurality of steel ropes to drive the joint component to perform a two-degree-of-freedom motion. The support arm component and the joint component can be applied in an upper arm and an elbow of a robot arm, thereby constituting a multi-degree-of-freedom robot arm.

The invention provides a combined-loading stress corrosion testing apparatus. The apparatus comprises a tension ring; a hermetically arranged environmental container; a gas inlet pipe, a gas outlet pipe, a thermocouple and a pressure sensor which extend into the environmental container from above; upper and lower clamps respectively arranged at the upper and lower ends of the environmental container; a loading bolt in threaded connection with the free end of the lower clamp; a rotary motor connected with the free end of the upper clamp; an electromagnetic stirrer arranged in the lower part of the environmental container; and a magneton arranged in the container. The radial end of the tension ring is fixedly connected with the upper clamp, and the other end of the tension ring is connected with the end, far away from the lower clamp, of the loading bolt; and the tension ring applies tension on the upper and lower clamps through rotation of the loading bolt. A testing method based on the apparatus is used for research on corrosion resistance of a drilling rod, an oil sleeve material and the like in an oil and gas well with high temperature, high pressure and a multiphase flow corrosive medium under complex stress conditions including drawing, torsion and liquid flow impact.

The invention discloses a bottle cap assembling device. The bottle cap assembling device comprises a rack, an outer cap feeding mechanism, an inner cap feeding mechanism, an auxiliary rotary tower, a transfer drive plate and a press fit rotary tower. The auxiliary rotary tower, the transfer drive plate and the press fit rotary tower are arranged on the rack in a rotating mode, a suction device is arranged on the auxiliary rotary tower, and a suction device and a jacking device are arranged on the press fit rotary tower, wherein the jacking device is located under the suction device. The outer cap feeding mechanism is arranged on the rack. The auxiliary rotary tower rotates to transport an outer cap sucked by the suction device to the transfer drive plate. The transfer drive plate is arranged between the auxiliary rotary tower and the press fit rotary tower. The inner cap feeding mechanism is arranged on the rack. The bottle cap assembling device has the advantages of being high in press fit quality, low in rejection rate, suitable for multiple outer caps of different shapes, and wide in application range. The invention further discloses a bottle cap assembling method.

The present invention relates to a device for generating aerodynamic lift and in particular an aircraft (100) for vertical take-off and landing. A wing arrangement (110) comprises at least one propulsion unit (111), wherein the propulsion unit (111) comprises a rotating mass which is rotatable around a rotary axis (117). The wing arrangement (110) is mounted to a fuselage (101) such that the wing arrangement (110) is tiltable around a longitudinal wing axis (112) of the wing arrangement (110) and such that the wing arrangement (110) is rotatable with respect to the fuselage (101) around a further rotary axis that differs to the longitudinal wing axis (112). An adjusting mechanism adjusts a tilting angle of the wing arrangement (110) around the longitudinal wing axis (112) under influence of a precession force (Fp) which forces the wing arrangement (110) to tilt around the longitudinal wing axis (112).

The invention discloses a robotic surgical system that includes a robotic arm comprising a first segment having a first plurality of links and a first plurality of actuated joint modules providing therobotic arm with at least five degrees of freedom, and a second segment having a proximal end coupled to a distal end of the first segment, and comprising a second plurality of links and a second plurality of actuated joint modules providing the robotic arm with at least two degrees or freedom. The robotic surgical system further comprises an instrument driver coupled to the second segment and configured to hold a surgical instrument. The second arm segment is configured to move the surgical instrument within a generally spherical workspace, and the first arm segment is configured to move thelocation of the spherical workspace.

A method for balancing vibrations in a rotating machine is provided. The rotating machine has a first and a second plane of imbalance. The method includes determining a first set of solution mass vectors that includes a first solution mass vector for the first plane and a first solution mass vector for the second plane. Each first solution mass vector includes a mass and a phase angle. A first phase difference between a phase angle of the first solution mass vector for the first plane and a phase angle for the first solution mass vector for the second plane is calculated. The first phase difference is compared to a pre-selected value. If the first phase difference is less than the pre-selected value, the first set of solution mass vectors is retained. The first set of solution mass vectors is then incremented to create a second set of solution mass vectors that includes a second solution mass vector for the first plane and a second solution mass vector for the second plane. A second phase difference between a phase angle of the second solution mass vector for the first plane and a phase angle for the second solution mass vector for the second plane is then compared to the pre-selected value. If the second phase difference is less than the pre-selected value, the second set of solution mass vectors is retained. Finally, selected retained solution mass vectors are determined that balance the rotating machine such that vibration of the rotating machine is reduced.

An actively guiding robot for endoscopy is composed of a tactile sensation sensor in the front, a knuckle mechanism at its middle part whose main unit is a cylindrical rubber ring, a creeping flexible moving mechanism at its tail part, and an endoscope arranged in its central through hole. Gas is used as its power source. Said tactile sensation sensor can measure the action force between robot and inner surface of tract in human body to guide said knuckle and flexible moving mechanisms. Its advantages are reducing the pain of patient, low perforation possibility, and high efficiency.

The invention relates to the field of glass processing equipment and in particular relates to glass transfer clamping equipment. The glass transfer clamping equipment comprises a support rod, wherein a connecting rod connected with a transfer mechanism is arranged at one end of the support rod and a clamping mechanism is arranged at the other end of the support rod; the clamping mechanism comprises two parallel clamping plates; suckers are arranged on opposite surfaces of the two clamping plates; the clamping plates are connected with the end of the support rod in a sliding manner; a spring is arranged between the two clamping plates; a compressing plate is also arranged on the support rod; threaded holes are formed in the compressing plate; screws are arranged on the clamping plates and are in threaded connection with the compressing plate by passing through the threaded holes. The glass transfer clamping equipment has the beneficial effects that through relative movement of the screws and the compressing plate, the screws can drive the clamping plates to move to achieve clamping and loosening of glass; the glass transfer clamping equipment is convenient to operate, is fast and firm in clamping and has the effect of greatly increasing the glass fixation time, thus improving the glass transfer efficiency.

The invention discloses an automatic bagging machine, and relates to the technical field of packaging machinery. The automatic bagging machine comprises a bag receiving bin mechanism, a bag clamping mechanism, a bag storage, a bag taking mechanism, a bag opening mechanism, a bagging mechanism, a bag shaking mechanism, a bag holding mechanism, a bag opening arranging mechanism, a bag opening guidemechanism and a bag sewing mechanism, wherein the bag shaking mechanism comprise a bag shaking platform which moves up and down in a reciprocating manner and flaps the bottoms of packaging bags sleeving on the bag clamping mechanism, the bag holding mechanism is arranged on one side of the bag shaking mechanism, the bag opening arranging mechanism is used for sorting the bag opening of each packaging bag, and the bag opening of each packaging bag enters the bag sewing mechanism under the guide of the bag opening guide mechanism to be sealed. According to the automatic bagging machine, in the bagging process, bag pouring of the packaging bags can be effectively prevented, the bag opening of each packaging bag is folded into an M shape through the bag opening arranging mechanism when the packaging bag is sealed, so that the opening of the sealing bag forms an end surface, and therefore material loosening of salt bags in the packaging bags cannot be caused in the transportation process.

The invention relates to a vertical type total knee replacement patella movement test device. The vertical type total knee replacement patella movement test device is composed of a supporting structure, a femur movement mechanism, a patella movement mechanism, a tibia movement mechanism and a driving mechanism of the tibia movement mechanism; the supporting structure can realize fixed connection of the test device and movement support of a femur; the movement support is provided by the piston rod of a hydraulic cylinder and is connected with the femur movement mechanism; the femur movement mechanism drives a proximal femur to move up and down and rotate, so that the flexion-extension movement of the femur can be realized; a linkage mechanism of patella and femur movement is adopted, so that patella movement which is coordinated and consistent with the flexion-extension process of the femur can be generated; and the tibia movement mechanism and the driving mechanism thereof are installed at the bottom plate of the supporting structure, and generate flexion-extension movement and self rotation movement of a tibia. According to the vertical type total knee replacement patella movement test device of the invention, the actual movement situation of a replacement prosthesis in the knee of a human being is simulated, so that the movement of the patella can be tested; multiple kinds of movement such as the upward/downward movement of the proximal femur, the flexion-extension movement of the femur, the displacement of patellar ligaments as well as the flexion-extension movement and self rotation movement of the tibia are measured, so that the movement performance of the patella can be obtained.

The invention relates to the field of preparation of a film and a coating, and particularly relates to a special arc ion plating cylindrical target arc source and an accessory part, which are used for depositing a film and a coating on the inner surface of the long pipe and the inner wall of a hole of a deep-hole device so as to realize a purpose of modifying the inner wall surfaces of military industrial and special parts. The arc ion plating device is characterized by being provided with a vacuum chamber, a cylindrical target arc source, an arc striking device, a sample rack for fixing the pipe, a circular gas homogenizing pipe, a sample rack heating system, a cathode target material and sample rack bias system, a vacuumizing system, a control cabinet, a cathode target power supply, a bias power supply and a worktable. The invention aims at providing the arc ion plating device for realizing the coating of the inner wall of the long pipe through the cylindrical target arc source and the accessory part, so that a purpose of protecting and modifying the inner surface of the long pipe and the inner wall of the hole of the deep-hole device can be realized.

The invention discloses a cleaning tool. The cleaning tool comprises a mop bucket and a mop. The mop comprises a mop rod, a bottom board and a rotation joint. The mop rod comprises an outer rod body and an inner rod body. The rotation joint comprises a first rotation part and a second rotation part. The bottom of the mop bucket is provided with a lifting mechanism. The lifting mechanism comprisesa fixing column fixed at the bottom of the mop bucket, a moving tube and a positioning rod. The moving tube is sheathed outside the fixing column. The positioning rod passes through the moving tube and is inserted in an inserting hole at the center of the fixing column, and the positioning rod is rotated relative to the fixing column. The lifting structure of the cleaning tool is simplified, and the operation is convenient, so the washing and dewatering functions of the mop are combined and coaxially performed, and the volume of the mop bucket can be reduced. The locking structure of the mop rod is simplified, and the angle between the mop rod and a faceplate can be conveniently adjusted and positioned. The locking structure is suitable for the mop or other cleaning tools with the similardemand. In addition, wiping cloth is effectively fixed on a bottom plate of the mop through a fixing claw by the lower faceplate, so the service life of the mop is prolonged.

The invention discloses an auxiliary ankle recovering device with sphere-pin pairs. The auxiliary ankle recovering device comprises an upper platform and a lower platform. A dorsiflex/plantar flexion drive device, an introversion/extroversion drive device and an ankle device are disposed between the upper platform and the lower platform. The dorsiflex/plantar flexion drive device is respectively connected with the upper platform and the lower platform through the sphere-pin pairs. The introversion/extroversion drive device is respectively connected with the upper platform and the lower platform through the sphere-pin pairs. Connecting pairs formed by U-shaped connectors and connecting platforms and connecting pairs formed by mobile boxes and connecting platforms are sphere-pin pairs. By the sphere-pin pairs, rotations except self-rotation are achieved, problems caused by self-rotation are avoided, and high anthropomorphic degree is achieved. The auxiliary ankle recovering device is capable of fully saving energy consumption. Different motor driving modes can be selected according to different restoring requirements of patients.

The invention discloses a method for bagging of materials, and relates to the technical field of material bagging. The method includes the steps of a receiving step, a blanking step, a bagging step, abag taking step, a bag opening step, a bag sleeving step, a bag shaking step, a bag holding translation step, a bag opening finishing step and a bag opening sewing step. According to the method for the bagging of the materials, in the process of the materials being packed into a packing bag, the bottom of the packing bag is continuously flapped, at the same time, bag shaking is carried out on thepacking bag to make the materials in the packing bag more compact; and the bag opening of the packing bag is folded and arranged after the packing is completed to make the bag opening form an end face, so that stacked salt packets are not prone to disperse materials in the transportation process.

The invention relates to an automatic discharging device of a cold-punching mold, which belongs to the technical field of punching machining equipment in the cold-punching mold industry. The discharging device comprises a fixing plate, a baffle plate, a cylinder, a material pulling basket, a supporting plate and a return spring, wherein the material pulling basket is fixed on a piston rod of the cylinder through a fastening screw; the supporting plate is fixed on the material pulling basket through the return spring; the baffle plate is connected to the head part of the cylinder through a fastening screw; the material pulling basket, the supporting plate, the baffle plate and the cylinder are connected to the fixing plate through fastening screws; the fixing plate is connected to a base plate of a discharging plate in a mold; and the return spring is connected to the material pulling basket through a screw. The automatic discharging device has a simple, compact and reasonable structure, can realize relative movement between the mold and the cylinder, can make the discharging of the mold smoother and simpler, can make waste materials in the mold fall smoothly, has a very easy and convenient working process, is safe to use, and can greatly enhance the production efficiency and the production safety.

A food processing device comprises a paste reservoir, a feed pump and a flow divider. The flow divider is provided with outlets to four supply lines all of which receive a substantially equal supply of paste as a result of the operation of the flow divider. Each of the outlets is connected to a nozzle. A pair of knives is located ahead of the nozzles, each being provided with four apertures. The knives are provided with an actuating mechanism and a controller. Controller registers and controls operation of the meatball forming device and is electrically connected to the feed pump, to a servomotor and to a shaft encoder.

The invention relates to the field of cable wire ice removal, in particular to an unmanned aerial vehicle with cable wire snow removal and ice removal functions. The unmanned aerial vehicle comprisesa control mechanism, an unmanned aerial vehicle body, a cleaning mechanism and a sliding mechanism, wherein the control mechanism is matched with the cleaning mechanism to achieve the goal of enablingtwo connecting rods to do relative movement by an electric push rod; the relative movement of two cases is further realized; the abutting contact of two heat conduction plates positioned at the opposite side walls of heating plates, and ice and snow on the surface of a cable wire is further realized; the ice and snow melting is realized; springs are arranged between the two heating plates and thecase; the springs are matched with steel balls; on one hand, the guide on an integral structure is realized; on the other hand, the clamping of the integral structure on the surface of the cable wireis avoided; the melting speed of the ice and snow on the surface of the cable wire is accelerated; through the case of an arc-shaped structure and the heating sheet of an arc-shaped structure, the connection stability of the heat conduction plates, the steel balls and the cable wire is enhanced; and through the heat conduction plates fixed onto the surface of the heating plate at equal intervals,the ice and snow melting is realized.

A badminton court training robot comprises a ball picking system, a collecting and arranging system, an in-box ball feeding system, a catapult ball serving system and racket hitting system. The ball picking system is composed of a ball shoveling mechanism, a lifting mechanism and a turning mechanism, badminton balls scattered on the ground are recycled and collected into a shoveling bucket, and the balls inside the shoveling bucket are sent into a machine through lifting and turning actions. The collecting and arranging system is composed of a ball conveying belt, a middle collecting barrel and a stacking turnplate, and recycling and effective arranging of the badminton balls are realized. A lifting ball feeding system is composed of an integral driving mechanism, a fixing platform mechanism and a terminal screw driving mechanism, sends the badminton balls received from the bottom by a target to the top end and is combined with the catapult ball serving system. The catapult ball serving system catapults out the badminton balls sent from the bottom to enable the same to be in parabolic motion, the badminton balls are hit at a certain point of parabola by a badminton racket to the other side of a court, and a catapult mechanism is a member for executing hitting of target badminton balls by the system.

The invention discloses a colour selector. The colour selector comprises a feeding hopper, a sliding way, sorting devices and material receiving devices; a vibrating plate is arranged below the feeding hopper; the sliding way is formed in one side of the vibrating plate and extends downwards to the position between the two sorting devices; the material receiving devices are arranged below the sorting devices; each sorting device comprises a light source radiating device and a sight glass adjusting device; each light source radiating device comprises a lamp holder and fans; the lamp holder is a hollow tubular lamp holder; an LED (Light-Emitting Diode) lamp panel is arranged on the side of the lamp holder; the fans are arranged at the two ends of the lamp holder; each sight glass adjusting device comprises a sight glass beam, a sight glass frame and a mounting bottom plate; a camera plate is mounted at the front end of the mounting bottom plate; the sight glass transversely penetrates through the mounting bottom plate and the sight glass frame; each material receiving device comprises a front material receiving hopper and a rear material receiving hopper; each rear material receiving hopper comprises side plates and a rear baffle plate; the rear baffle plate is a movable overturning plate; and a material outlet is formed at the joint of the two side plates and the lower end of the movable overturning plate. The colour selector has the advantages that the sight glass can be adjusted precisely at a plurality of angles, a spraying valve can be maintained quickly, and temperature dissipation of light source equipment can be accelerated.

The invention relates to an adjusting unit applicable to a headlight, particularly to a headlight having two light sources (A and B). The adjusting unit comprises a basal body member and a sliding block relative to the basal body member and capable of being adjusted along the adjusting direction, with the sliding block being used for adjusting the bearing element loaded with two light sources around the horizontal axis. The adjusting unit further comprises a first adjusting device for adjusting the sliding block and a second adjusting device, wherein the second adjusting device is used for adjusting the partition bearing the second light source B of the bearing element around the axis extending vertically to the horizontal axis; the second adjusting device comprises a rotary section of the basic component side, the sliding block section of the sliding block side, and a rotary coupler. Therefore, although the rotary section and the sliding block section are connected in a rotary manner, they can be arranged in a mutually and relatively moving manner thanks to the rotary coupler. In addition, the invention discloses a headlight applicable to vehicles. The headlight comprises a light source A arranged upon the bearing element and a light source B arranged upon the partition of the bearing element. The headlight is characterized in that: the headlight comprises an adjusting unit; the bearing element having light source A and light source B can be adjusted around the horizontal axis via the first adjusting device; and only the partition bearing the light source B of the bearing element can be adjusted around the axis extending vertically to the horizontal axis via the second adjusting device.

The invention relates to a measurement rotation acceleration sensor and a measurement method. The measurement rotation acceleration sensor comprises a portable portion and a rotation portion, wherein the portable portion comprises an operation handle, a support, output windings, elbow sleeve pads, multiple stator core segments, permanent magnetic steels, bearings and an output signal wire interface, the output handle is fixedly connected with the support, the multiple stator core segments are spliced to form a fan-shaped ring structure, an inner arc of the fan-shaped ring structure is provided with four bearings, the permanent magnetic steels are arranged among the adjacent multiple stator core segments and the outer side of the out-most stator core, a winding groove of each stator core segment is internally provided with an output winding, outer arc faces of the stator cores and outer arc faces of the magnetic steels are fixedly connected with the support through the elbow sleeve pads, and the rotation portion is a detected rotation shaft and is taken as one part of an induction winding and a magnetic loop. Compared with a measurement rotation acceleration sensor in the prior art, the measurement rotation acceleration sensor has a simple structure, outputs electromotive force in one-to-one correspondence with the rotation acceleration and further has high precision.