32results about How to "Safe and reliable grabbing" patented technology

The invention discloses an electric cylinder hand grab used for grabbing a battery pack. The electric cylinder hand grab comprises a horizontal electric cylinder and a vertical electric cylinder connected with the horizontal electric cylinder. A hand grab body is arranged at the lower end of the vertical electric cylinder and comprises two double-end clamping air cylinders, and a clamping jaw is arranged at the stretchable end of each double-end clamping air cylinder. An auxiliary air cylinder is arranged at the head of one of the clamping jaws, and an auxiliary clamping block is arranged at the stretchable end of the auxiliary air cylinder. A vertical lifting air cylinder is arranged between the two double-end clamping air cylinders, the stretchable end of the lifting air cylinder faces downwards and is connected with a sucking disc fixing base, and a plurality of sucking discs are arranged on the lower side face of the sucking disc fixing base. The upper ends of the double-end clamping air cylinders and the upper end of the lifting air cylinder are fixedly connected through a connecting plate. A rotating air cylinder is arranged between the connecting plate and the lower end of the vertical electric cylinder. Therefore, the electric cylinder hand grab has the advantages of being capable of safely and stably grabbing the battery pack and smoothly achieving carrying and packing of the battery pack.

The invention provides a visual servo and multi-task control method for a flying mechanical arm based on a spherical model. According to the method, an adopted servo structure comprises a drone, a mechanical arm and a control module, wherein the mechanical arm is mounted on the mechanical arm mounting surface of the drone, a depth camera is further arranged on the mechanical arm mounting surface,the shooting angle of the depth camera and the mechanical arm mounting surface form an angle, the control module enables the depth camera and the mechanical arm to be combined into a robot hand-eye calibration system, an actuator is arranged at the tail end of the mechanical arm, the control module is a control module capable of controlling the flight of the drone, when the flying mechanical arm needs to operate the target, the control module evaluates the target distance through the depth camera, if the target is located outside the operation range of the mechanical arm, the control module drives the drone to fly towards the target, and if the target is located within the operation range of the mechanical arm, the control module drives the mechanical arm to operate the target. According to the method, the mechanical arm with active control capability can be mounted on the drone.

The invention discloses a flexible arm capable of being driven to extend, belongs to the field of flexible arms, and aims to solve the problem of complicated control flow in a traditional pneumatic flexible clamping hand. The flexible arm capable of being driven to extend comprises a first fixed plate, a second fixed plate, a first elastic airbag, a second elastic airbag, a first air transmissionpipe, a second air transmission pipe, a connecting spring and a clamping hand module; a first through hole is formed in the first fixed plate; and a second through hole is formed in the second fixed plate. The flexible arm can effectively solve the problem of complicated control structure in a traditional flexible robot, is skillful in concept, simple in structure, low in cost, excellent in performance, reasonable in design, high in adaptability, higher in application value and better in application prospect, and deserves large-scale popularization and application. Through actual application,the flexible clamping hand can meet the clamping demands of objects with different shapes, and can realize lifting and grabbing of the objects with a higher weight than the flexible clamping hand by 10-15 times.

The invention discloses an automatic taking mechanism for mold products. The automatic taking mechanism includes a rack, a lower mold is fixed in the middle portion of the top surface of a top plate of the rack, and support columns are fixed to the portions, on the front and rear portions of the left and right sides of the lower mold, of the top face of the top plate of the rack; and a side connecting beam is fixed to the two support columns on the left side, and a side connecting beam is also fixed on the two support columns on the right side. Connecting plates are fixed to the positions, onthe front and rear ends of the two side connecting beams, of the inner walls of the support columns, the two ends of adjusting screws extending forwards and backwards are hinged to the two connectingplates through bearings, the rear wall face of the connecting plate on the rear is fixedly provided with a drive motor, the drive motor drives the adjusting screws to rotate, movement blocks are screwed on the adjusting screws, and the lower parts of the opposite wall surfaces of the two movement blocks are fixedly provided with horizontal connecting plates, and the horizontal connecting plates are fixedly provided with lifting mechanisms. The automatic taking mechanism can automatically grab and remove the mold products in the lower mold, and the automatic taking mechanism is convenient and safe to grab, stable in movement and good in effect.

The invention discloses an automatic ceramic chip feeding device for PTC (Positive Temperature Coefficient) heating element preparation, and relates to the field of processing and preparation of PTC heating elements. The device comprises an X-axis rail, a Y-axis rail, a vertical cylinder, a vacuum chuck, a ceramic chip storing rack, a handling platform and a base platform. According to the device,the X-axis rail and the Y-axis rail are arranged to realize moving on the horizontal plane, and the vertical cylinder enables moving on a vertical plane, so that three-dimensional moving is achieved;and meanwhile, the vacuum chuck is used for picking the ceramic chip, so that the picking stability and safety are ensured; the ceramic chip storing rack is matched with a push-out cylinder to automatically push the ceramic chips, and four ceramic chips form a group; in addition, a ceramic chip groove is matched with a receiving cylinder to further take out the four pushed-out ceramic chips, andthe four ceramic chips are arranged regularly. Therefore, both time and power are saved by automatic feeding; in addition, the chuck for grabbing is safe and reliable; and moreover, the four ceramic chips can be regularly arranged.

The invention relates to grabbing and press-fitting complete equipment with a flexible adjustment function for producing pyrophyllite blocks for diamonds. The equipment comprises a feeding belt, a discharging belt and a grabbing and press-fitting machine which are arranged along a straight line, the grabbing and press-fitting machine comprises a working platform installed on stand columns, a forming die lower die assembly is installed in the middle of the working platform, a jacking hydraulic cylinder or an air cylinder is arranged below the working platform and can drive the forming die lowerdie assembly located in the middle of the working platform to ascend and descend, a workpiece moving device is installed on the side face of the working platform and comprises a vertical lifting linear module and a transverse translation linear module, and grabbing and pressing integrated mechanical arms are connected to a moving part of the transverse translation linear module. The equipment isapplied to machining of the pyrophyllite blocks in the diamond production process, grabbing and mounting automation can be achieved, the workpiece grabbing supporting force of the mechanical arms is uniform, the fragile workpiece is not prone to damage, and when the workpiece is assembled, a flexible ring has a certain pose deviation compensation function, so that the assembly is convenient.

The invention relates to a weighing-capable and collision-detectable pneumatic gripper, which includes a grasping system and a sensing system. The sensing system is screwed to the gripping system. The sensing system can accurately acquire and integrate the component force information of the grasping system in the X, Y, and Z directions to ensure the accuracy of the force measurement direction and size, and realize collision detection and weighing functions through force analysis. The grasping system uses pneumatic muscles as the power source, and the claws are retracted to grasp objects by pressurizing and contracting the pneumatic muscles. The present invention can ensure the accurate acquisition of three-dimensional force information only through the synthesis of three one-dimensional force sensor mechanisms. At the same time, the gripper is designed with pneumatic muscles and the end of the gripper is enveloped, so as to avoid damage to objects and ensure safe grasping. It has advantages in the direction of object sorting and transportation. Great advantage.

The invention discloses a split type flexible grasping robot for fragile objects. The split type flexible grasping robot comprises a base, a split type flexible grasping module and a lifting and lowering moving module, wherein moving wheels are arranged at the bottom of the base; the split type flexible grasping module is positioned at the upper part of the base and connected to the lifting and lowering moving module; a rhombic clamping hole is formed between the upper end surface and the lower end surface of the split type flexible grasping module; flexible telescopic modules are arranged at the four end surfaces of the rhombic clamping hole; each of the flexible telescopic modules comprises a telescopic cavity; each of the telescopic cavities is internally provided with a telescopic block; each of the telescopic blocks comprises a plurality of flexible telescopic units stacked up and down; and all of the flexible telescopic units are connected to a pressure control system. According to the split type flexible grasping robot for the fragile objects, each of the flexible telescopic units can individually extend and retract so as to adapt to the outer wall shapes of the fragile objects, so that the fragile objects with different outer wall shapes can be grasped. Meanwhile, through the arrangement of servo overflow valves, the clamping force requirement of the fragile objects can be met, and safe and efficient grasping of the fragile objects is achieved.

The invention discloses a convenient and rapid plastic EU box comprising a box cover, a box body and a pull clasp. A carrying handle is arranged in the middle of the box cover in an embedded mode andconnected to the box cover through a rotary shaft, and the rotary shaft comprises a fixing shaft, a shaft core and a rotating shaft. The fixing shaft is connected to the box cover in a welded mode, the shaft core is connected to the fixing shaft in a welded mode, and the rotating shaft is movably connected to the outer side of the shaft core. The rotating shaft is connected to the carrying handlein a welded mode, integrated barrier-free handles are evenly arranged on the periphery of the box body, and the pull clasp is connected to the box cover. A fixing clasp is arranged on the lower side of the pull clasp, and the fixing clasp is movably connected to a clamp strip. According to the convenient and rapid plastic EU box, through the additionally-arranged integrated barrier-free handles, the situation that operators more effectively and more safely grab the box body can be facilitated to a certain extent, thus carrying can be more convenient and rapider, and the convenient and rapid plastic EU box accords with human engineering principles.

The invention discloses a mine rock clamping and lifting device, and provides the following scheme aiming at the problems that an existing device is prone to being affected by the ground environment and the lifting manner is difficult to adjust due to the fact that a mechanical claw is made to get close to lifted goods by moving a device main body. The mine rock clamping and lifting device comprises a bottom plate; and a vertical plate is fixedly connected to the center of the outer wall of the top of the bottom plate, a driven rotating rod is connected to the outer wall of one side of the vertical plate through a bearing, a driven fluted disc is fixedly connected to one end of the driven rotating rod, a winch is fixedly connected to the outer wall of one side of the driven fluted disc, and a traction rope is wound around the outer wall of the winch. The bottom end of the traction rope is fixedly connected with a connecting buckle, and a grabbing mechanism is arranged at the bottom end of the connecting buckle. The drooping traction rope is buckled in a buckle plate, the grabbing mechanism connected to the lower portion of the traction rope is moved through pushing of a supporting rod, the adjusting effect of the grabbing mechanism is simply and flexibly achieved, and practicability is higher.

The invention discloses an excavator claw for building construction, and relates to the technical field of excavator claws. The excavator claw comprises an excavator claw body and a grabbing device, wherein the grabbing device is movably connected with the excavator claw body through a rotary button, the grabbing device comprises a clamping jaw, a limiting block is arranged on the inner wall of the clamping jaw, one end of the limiting block extends into the clamping jaw, and spring clamping teeth are arranged in the limiting block; and the clamping jaw is provided with a transmission mechanism, the transmission mechanism comprises a first rack and a V-shaped spring, the first rack is arranged on the inner wall of one side of a front arm of the clamping jaw, a second rack is arranged on the other side of the front arm of the clamping jaw, the V-shaped spring is arranged in the clamping jaw, and one side of the V-shaped spring is connected with the spring clamping teeth. According to the excavator claw, the excavator grabbing device can be optimized, the stability and firmness of material grabbing are improved, the working efficiency is improved to a certain extent, and meanwhile, the excavator claw is safer under the condition that a large number of objects or heavy objects are used.