72 results about "Hand Plate" patented technology

The utility model discloses an anti-collision structure for a hand plate model, and relates to the technical field of anti-collision structures. The buffering device comprises a buffering plate and further comprises a clamping part, a clamping part and a clamping part, and the clamping part is arranged on the buffering plate; the buffer part is arranged at the bottom of the buffer plate; the clamping part comprises a clamping assembly; the clamping assembly is mounted at the top of the buffer plate; the driving assembly is mounted on the clamping assembly; the clamping assembly comprises a first sliding rail fixedly connected to the top of the buffer plate, a sliding plate is slidably connected to the outer surface of the first sliding rail, two sliding grooves are formed in the top of the sliding plate, and a second sliding rail is fixedly connected to the front face of the buffer plate. According to the anti-collision device disclosed by the utility model, the clamping part is arranged, so that the problems that the hand plate model is difficult to effectively fix in a fixing mode, the hand plate model is easy to fall off due to infirm fixation once being collided, and the protection effect of the anti-collision device is further influenced are solved.

The utility model discloses an auxiliary walking device which comprises an upper supporting ring, a protection pipe, a hand plate support, a hand plate, an upper supporting pipe, a lower supporting pipe, a lower supporting ring, a blocking pipe, universal wheels and spring buckles. And universal wheels are mounted on the upper supporting ring. The upper supporting ring is fixed to the upper supporting pipe, the lower supporting ring is fixed to the lower supporting pipe, the upper supporting pipe is connected with the lower supporting pipe, the spring buckles are inserted into the holes in different positions to adjust the connecting length of the upper supporting pipe and the lower supporting pipe, and therefore the height from the upper supporting ring to the ground is adjusted. The hand plate is fixed on the hand plate support, the hand plate support is connected with the upper supporting ring, and the connecting length of the hand plate support and the upper supporting ring is adjusted by inserting spring buckles into holes at different positions. The protection pipe can slide and rotate around the upper supporting ring, and the blocking pipe can rotate around the lower supporting ring. The device can assist old people with different heights and people with injured legs and feet in walking exercise, and falling is avoided.

The utility model discloses a medical structure convenient for assembling hand plate equipment. The medical structure comprises an equipment main body, a top cover is installed at the top of the equipment body, a bottom plate is installed at the bottom of the equipment body, a dismounting mechanism is arranged on the side face of the equipment body and comprises a movable groove formed in the bottom plate, a communicated sliding groove is formed in one end of the movable groove, and a sliding block is slidably installed in the movable groove; by arranging the sliding groove, the sliding block and the like, when the mounting plate needs to be mounted, the connecting block at the bottom of the mounting plate is mounted in the movable groove, the sliding block is adjusted to slide in the movable groove by pulling the fixed block, the spring is compressed, one end of the sliding block moves under the limitation of the sliding groove, and one end of the abutting column is driven to slide; after the connecting block is completely installed in the movable groove, the spring rebounds to drive the abutting column to be inserted into the cylindrical groove, the position of the installation plate is fixed, installation is completed, the installation plate can be easily disassembled when the installation plate does not need to be used, space is saved, and the problem that the hand plate is tedious to assemble is solved.

The utility model relates to the technical field of medical instruments, and particularly discloses a curvature self-locking type infusion hand plate which comprises a mounting frame, elastic cloth is fixedly arranged at the top of the mounting frame, a supporting plate is fixedly arranged at the bottom of the elastic cloth, a push block is arranged below the supporting plate, the top of the push block is arranged in an arc shape, and the top of the push block is provided with a spring. The bottom of the push block is connected with a moving assembly, an adjusting mechanism used for adjusting the push block to move up and down is arranged in the mounting frame, and a fixing assembly and a heating assembly are arranged on the mounting frame. The threaded rod is adjusted to rotate through the rotating assembly, so that the pushing block moves upwards under the action of the moving assembly, the supporting plate and the elastic cloth are jacked up through the pushing block to move upwards, the hands of a user can be bent conveniently when placed on the device, the bending degree is easy to adjust, infusion work is convenient, and the use is convenient. And meanwhile, the hand of the user can be conveniently fixed through cooperation with the fixing assembly, and use is convenient.

The utility model discloses a hand plate model correcting device which comprises a working table, a rotating plate is arranged above the working table, the upper surface of the rotating plate is fixedly connected with a mounting frame, a first adjusting mechanism is mounted in the mounting frame, and the first adjusting mechanism comprises two connecting blocks. Through cooperation of the mounting frame, the first adjusting mechanism and the second adjusting mechanism, the two fixing frames can be driven to be close to or far away from each other by rotating a handle under cooperation of a first rotating shaft, a two-way lead screw, a connecting block and a limiting sliding rod, the hand plate is adjusted according to the length, and then a knob is rotated to adjust the length of the hand plate. Under the cooperation of a third rotating shaft, a first bevel gear, a second bevel gear and a second rotating shaft, two threaded columns are driven to synchronously rotate, under the cooperation of the threaded columns and rectangular cylinders, two corresponding fixing plates can be driven to be close to or away from each other, and the fixing plates are adjusted according to the width of a hand plate, so that hand plate models of different sizes are stably clamped; and the stability during correction is improved.

The utility model relates to a cushion block capable of preventing ulnar nerve injury, which comprises a body, the body is in a rectangular block shape and is made of soft materials, and the upper end face of the body is provided with a groove-shaped clamping groove. The cross section of the clamping groove is in a circular arc shape, the clamping groove penetrates through the body in the axial direction of the clamping groove, and the arm near the olecranon of the ulna of a patient can be placed in the clamping groove. The two bodies are used in pairs and are respectively padded below the ulna and humerus in front of and behind the olecranon of the ulna of a patient, so that the olecranon of the ulna is separated from the hand placing plate, the ulna nerve at the olecranon is decompressed, and the ulna nerve is prevented from being damaged due to long-time compression. In addition, standardized operation and management are facilitated, and favorable conditions are created for improving operation quality.

The utility model relates to the technical field of ginger moxibustion, in particular to a ginger moxibustion device which comprises a box cover, a box body and a moxa cone box, guide rail grooves are formed in the inner wall of the box body, the moxa cone box can slide through the guide rail grooves, fixing pieces are arranged on the inner wall of the moxa cone box and used for fixing moxa cones, and an ash blocking net is fixedly installed at the bottom of the moxa cone box. The top of the box cover is provided with a baffle which can be rotatably opened and closed; a lifter is arranged on a bottom plate of the box body, a top seat of the lifter is fixedly connected with a hand supporting plate, and the hand supporting plate is fixedly connected with the ginger supporting plate. The device can effectively avoid the problem that ginger slices are easy to slip off due to finger joint deformation in the ginger-separated moxibustion process and the problem that the treatment effect is reduced due to the fact that the ginger slices are thinned in the treatment process.

The utility model provides a plastic hand plate model spraying device, which relates to the technical field of hand plate processing, and comprises a spraying device main body, the spraying device main body consists of a magnet seat and a tray, the tray is placed above the magnet seat, the outer wall of one side of the magnet seat is in threaded connection with a quick connector, and the top end of the quick connector is connected with a spraying head; the iron sheet at the bottom of the tray is quickly attracted to the cylindrical magnet in the magnet base, single-hand second disassembly and second assembly are achieved, tedious operation of traditional bolt fixing is omitted, meanwhile, the rotating shaft is matched with the T-shaped second groove of the tray, stable transmission during rotation is guaranteed, the problem of slipping possibly caused by magnetic attraction connection is solved, and the service life of the tray is prolonged. The driving motor drives the magnet seat and the tray to synchronously rotate through the rotating shaft, so that all surfaces of the model are uniformly painted, the problem of uneven coating caused by manual overturning is avoided, in addition, the micro motor drives the nozzle to rotate, and precise spraying of a plane, a curved surface and a concave structure is needed.

The utility model provides a kind of 3D printing hand plate mould with cooling runner belongs to 3D printing mould field, including support base, work bench and hand plate mould ontology, work bench is set in the top of support base, the surface of support base is provided with anti-blocking component, the top of support base is provided with reciprocating component.The utility model, by the way of moving work bench of pressing down, will make movable rod push sealing gasket move in the inside of shell, make the lubricating oil in the inside of shell under the action of air pressure, by inner groove, connecting port and oil port be transported to the surface of hand plate mould, and complete oiling operation, simple and convenient to operate, and solve the problem that the existing hand plate mould in the process of using, need by staff manually oiling, leading to the problem of work efficiency decline, work bench is moved, will slide on the surface of slide rod, by setting slide rod ensure the stability of work bench in the process of moving.

The utility model relates to the technical field of medical instruments, and provides a microscopic hand plate which comprises a top plate, a clamping mechanism is installed on one face of the top plate, the clamping mechanism comprises a shell, a sliding block is arranged in the shell, at least one second limiting rod is arranged in the sliding block in a sleeved mode, the second limiting rod is fixedly connected with an inner cavity of the shell, and a clamping groove is formed in the shell. And an elastic piece is arranged at the bottom of the sliding block, a rotating block is arranged above the sliding block, the rotating block is sleeved with a connecting rod, and the connecting rod is rotationally connected with the shell. According to the utility model, the connecting rod is manually rotated to drive the rotating block to rotate, and downward force is applied to the sliding block, so that the sliding block can smoothly enter a mounting position; and after the connecting rod is loosened, the restoring force of the elastic piece pushes the sliding block to move upwards, so that the connecting piece is embedded into a corresponding structure in the mounting position, and final fixation is completed. The process does not need extra tools, the operation is simple and quick, and the convenience of mounting and dismounting is greatly improved.

The utility model discloses a connecting structure convenient for a screen to rotate, which belongs to the technical field of furniture and comprises a plurality of groups of vertical frames and a plurality of groups of transverse frames, every two groups of vertical frames and every two groups of transverse frames are combined into a square frame, a panel is arranged in each square frame, supporting legs are fixedly connected to the bottoms of the transverse frames, and moving wheels are arranged on two sides of the bottoms of the supporting legs. A plurality of connecting buckles are connected between the two sets of connecting pipes in a clamped mode, the two sets of connecting pipes are connected through the connecting buckles, due to the clamping design of the connecting buckles and the connecting pipes, the screen units can be easily rotated and detached, and the problem that in the prior art, connection is rigid is solved; a positioning groove is matched to ensure that the joint is high in impact resistance and not easy to loosen; and the short hand blocking plates and the long hand blocking plates are arranged in a staggered mode, the gaps are fully covered, clamping connection of the alignment grooves is combined, the hand clamping risk is remarkably reduced, and the user safety is improved.

The utility model provides an antioxidation aluminum alloy hand plate, relates to the hand plate technical field, including hand plate body and bracing frame, the lower surface of bracing frame is fixedly equipped with the bottom block, the surface of bracing frame is provided with the chute, the side face of hand plate body is fixedly connected with the slider, the inside of bracing frame is slidingly connected with the limit rod, the limit rod is fixed on the side face of hand plate body. Limiting blocks are fixedly installed on the surfaces of the limiting rods, the surfaces of the limiting rods are sleeved with tension springs, limiting holes are formed in the side faces of the sliding blocks, and non-slip mats are arranged on the lower surfaces of the bottom blocks. By overcoming the tension of the tension spring, the limiting rod is pulled out of the limiting hole, the hand plate body can be easily taken out along the sliding groove in a sliding mode, the whole mounting and dismounting process is easy, convenient and rapid to operate, the trouble that a large number of screws are needed for assembly in transmission is omitted, the whole dismounting and mounting can be completed without any tool, the working efficiency is improved, and the cost is reduced.

The utility model discloses an electric drive final assembly shell installation mechanism which comprises a bottom frame, two supporting seats are symmetrically arranged at one end of the upper side face of the bottom frame front and back, a second back plate and a first back plate are fixedly installed on the left side face and the right side face of the two supporting seats respectively, and a worm gear reducer is arranged on the side face, away from the first back plate, of the second back plate. A shaft rod is rotationally connected into the first back plate and the second back plate, the shaft rod is connected with the output end, close to the second back plate, of the worm gear reducer, a first hand disc is arranged at the input end of the upper side face of the worm gear reducer, and the end, away from the worm gear reducer, of the shaft rod penetrates through the first back plate to be provided with a rotating disc. A clamping assembly used for clamping the final assembly shell is arranged on the side face, away from the first back plate, of the rotating disc. The side face, away from the first back plate, of the second back plate is provided with a positioning assembly enabling the rotating disc not to rotate. The utility model has the advantage that the assembly of the electric drive final assembly shell is facilitated.

The utility model relates to the technical field of hand plate model polishing, in particular to an angle-adjustable hand plate model polishing mechanism which comprises a base, a supporting vertical plate and an XY displacement platform, the XY displacement platform is installed at one end of the top of the base through a bolt, and a translation electric cylinder is installed at the driving end of one side of the XY displacement platform through an installation disc. An output shaft of the translation electric cylinder is connected with a grinding motor through a connecting disc; a supporting vertical plate is mounted at the other end of the top of the base through bolts, a servo motor is mounted on one side of the top end of the supporting vertical plate through a mounting seat, and an output shaft of the servo motor is sleeved with a driving bevel gear; and the hand plate model grinding mechanism is convenient for the hand plate model to rotate to different angles to grind different surfaces of the hand plate model, and a grinding disc is always clung to the grinding surface of the hand plate model, so that the grinding efficiency of the hand plate model is greatly improved.

The application discloses a firebrick cooling frame which comprises a fixing frame and an upper cover body. The fixing frame comprises a pair of end plates, a plurality of bottom liquid cooling modules arranged in a linear array are fixed to the lower ends of the two end plates, and a plurality of pairs of side liquid cooling modules are arranged above the two sides of the bottom liquid cooling modules between the two end plates. The upper cover body is assembled to the upper end of the fixing frame and comprises an H-shaped hand plate, a plurality of top liquid cooling modules are arranged at the lower end of the H-shaped hand plate, a plurality of pairs of end liquid cooling modules are fixed to the lower ends of the top liquid cooling modules, and each firebrick is arranged between a bottom liquid cooling module, a top liquid cooling module, a pair of side liquid cooling modules and a pair of end liquid cooling modules when the firebrick is cooled. The firebrick cooling frame can fully cool six surfaces of a plurality of firebricks at the same time, and the cooling speed can be improved.

The invention relates to the technical field of robot bionic actuators, in particular to an under-actuated manipulator which comprises a hand plate structure, a flexion and extension joint device, a thumb device and a finger device. The flexion and extension joint devices comprise joint mechanisms and flexion and extension mechanisms, the number of the flexion and extension joint devices is multiple, and the multiple flexion and extension joint devices comprise thumb mechanisms and finger mechanisms; the thumb device comprises a rotating mechanism and a thumb mechanism; the rotating mechanism is used for driving the thumb mechanism to rotate relative to the hand plate structure; the finger device comprises a side swinging mechanism and multiple sets of finger mechanisms, and the side swinging mechanism is used for driving the multiple sets of finger mechanisms to rotate in the direction close to or away from each other. According to the under-actuated mechanical arm, bending and stretching movement of the fingers and the thumb is achieved by arranging the multiple sets of bending and stretching joint devices, the thumb mechanism is driven to rotate relative to the hand plate structure through the rotating mechanism, the multiple sets of finger mechanisms are driven to laterally swing through the lateral swing mechanism, the grabbing performance of the mechanical arm is effectively improved, and the structure is simple.

The invention discloses a method for manufacturing an aluminum alloy nickel-plated hand plate of an HUD reflector, which comprises the following steps of: simulating the total deformation trend of a hand plate to be processed in a nickel plating process through simulation software, analyzing material characteristics by combining with a digital-analog drawing file, and selecting a raw material matched with an aluminum alloy base material, so that surface deformation caused by internal stress of the material or difference of thermal expansion coefficients is effectively avoided. In the processing link, a processing program based on simulation data is adopted to carry out layered multiple processing on the raw materials, the accumulation of processing thermal stress is reduced by controlling cutting parameters, and meanwhile, the formation of rainbow patterns is inhibited from the source by combining with nickel plating process optimization. And finally, superfinishing and manual polishing are carried out on the nickel-plated hand plate through three-coordinate detection and superfinishing amount calculation, so that the rainbow pattern phenomenon caused by uneven surface microstructure or local stress concentration is thoroughly eliminated, the optical performance of the HUD reflector hand plate is further improved, meanwhile, the rainbow pattern defect rate is reduced and eliminated, and the quality of the HUD reflector hand plate is improved. The technical problem that an existing aluminum alloy hand plate finished product is heavy in rainbow pattern is solved.

The utility model belongs to the technical field of manual starting tools, and particularly relates to a portable aluminum alloy lever block which comprises a body aluminum shell, a first connecting block is fixedly arranged at the top of the body aluminum shell, a first lifting hook is movably arranged at the top of the first connecting block, a guide wheel is arranged in the body aluminum shell, a chain is arranged on the guide wheel, and a second lifting hook is movably arranged on the first lifting hook. Through the arrangement of the lengthening rod, the grip, the storage hole, the spring, the guide plate and the positioning rod, when the length of the rocking handle needs to be increased, the positioning rod is pressed inwards, the positioning rod extrudes the guide plate, the guide plate extrudes the spring again, and after the positioning rod retracts into the storage hole, the lengthening rod can be pulled outwards, so that the length of the rocking handle can be increased. The lengthening rod moves in the mounting cavity, when the positioning rod moves to the position of the positioning hole, the spring pushes the guide plate, then the guide plate pushes the positioning rod to enable the positioning rod to be popped out of the positioning hole, positioning of the lengthening rod is achieved, the whole length of the rocking handle is lengthened, torque can be increased, and power consumption of operators is reduced.

The utility model discloses an efficient labor-saving bearing in-place tool which comprises an end cover fixing base and a horizontal bottom plate which are sequentially connected from top to bottom. An inverted-T-shaped cavity is formed in the center of the end cover fixing base, and a bearing downward-pressing inserting piece capable of moving up and down is arranged in the cavity. A bearing positioning boss is arranged on the end surface of the exposed end of the bearing pressing insert; compared with the press-in mode of a hand plate press, the press-in mode has the advantages that the risk of product damage is greatly reduced, meanwhile, the use of force is reduced, the working efficiency is improved, the fatigue of operators is reduced, the labor cost is reduced, and compared with the use of a servo press, the cost of the tool is reduced by more than ten times.

The utility model discloses a hand wheel of a non-light-load lever block, and relates to the technical field of lever blocks. Comprising a hand wheel and a long shaft, the long shaft is sequentially sleeved with a gear cover, a first machine shell, a hoisting chain wheel, a second machine shell, a first friction plate, a ratchet wheel, a second friction plate and a brake base from inside to outside, a pawl is fixed to the second machine shell and connected with the ratchet wheel in a clamped mode, and the center of the hand wheel is fixedly connected with the long shaft; a first friction plate and a second friction plate are fixedly attached to the two side faces of the ratchet wheel respectively, and the second friction plate is attached to the end face of the brake base. A spline is arranged on the circumferential wall of the long shaft in a protruding mode, a spline groove is formed in the inner circumferential wall of the brake base in a concave mode, and the spline is embedded into the spline groove to form clamping and fixed connection. According to the hand wheel of the non-light-load lever block with the structure, the problems that when a traditional lever block is in light load, a hand wheel idles, operation is not smooth, the structure is complex, and maintenance is inconvenient are solved.

The utility model provides hand plate model polishing equipment, which relates to the technical field of polishing equipment, and comprises a polishing table, the polishing table is arranged on a polishing production line, a side plate is arranged between pools of the polishing table and the polishing production line, a pool groove is arranged below the side plate, and a crank sliding block connecting rod mechanism is arranged on one side of the polishing table; the crank sliding block connecting rod mechanism comprises a crank, a connecting rod and a polishing support, the connecting rod is connected with the crank and the polishing support, the back face of the polishing support is connected to the side plate in a sliding mode, a polishing frame is installed at the other end of the polishing support, and polishing abrasive paper is installed on the periphery of the polishing frame. According to the design of the small hand plate model, a producer only needs to hold the hand plate model by hand and abut against polishing abrasive paper for operation, the small hand plate model can be held by two hands, the angle is convenient to change, the problem that most polishing equipment is poor in adaptability to the small hand plate model is solved, and the polishing requirement of the small hand plate model can be met.

The utility model discloses a refrigerator drawer hand plate bonding device which comprises an operation table, a drawer box and a hand plate body, an L-shaped supporting block is fixedly connected to the rear side of the top of the operation table, the drawer box is placed in an inner cavity of the L-shaped supporting block, a supporting rod is fixedly connected to the front side of the top of the operation table, a clamp is installed on the surface of the supporting rod, and the clamp is connected with the drawer box. The hand plate body is attached to the front side of the drawer box through a clamp, the top of the operation table is slidably connected with two sliding blocks, the tops of the sliding blocks are provided with lower gluing needle devices, the left side and the right side of an L-shaped supporting block are fixedly connected with guide rods, and the front sides of the guide rods are slidably connected with sliding installation blocks. Through sliding of the sliding block and the sliding installation block, the lower gluing needle device and the side gluing needle device are driven to slide along the joint of the drawer box and the hand plate body and conduct gluing, and therefore automatic gluing is achieved, and the bonding efficiency of the hand plate body is improved.

The invention relates to the field of manipulators, in particular to a multi-joint precise dexterous hand which comprises a left hand plate, a thumb unit, an index finger unit, a middle finger unit, a ring finger unit and a little finger unit are sequentially and rotationally arranged on the left hand plate, and each of the index finger unit, the middle finger unit, the ring finger unit and the little finger unit is composed of a long plate, a proximal phalanx, a middle phalanx and a fingertip. A double-output-shaft motor is adopted to drive a plurality of tendon ropes, actions of more than 15 joints can be achieved only through six motors, the complexity and cost of the system are remarkably reduced, a reasonably-designed tendon rope guide structure is achieved through a first guide rod and a second guide rod, and flexible switching between fingertip pinching and wrapping grabbing is achieved in cooperation with radius configuration of an underactuated pulley. The second motor drives the rotating shaft to drive the metacarpal bone plate to rotate, multi-angle finger aligning actions of the thumb unit are achieved, the grabbing type diversity is improved, all the finger units are independently detachable, tendon ropes are rapidly installed and replaced through wire binding holes and wire pulling grooves, and the maintainability of the system is improved.

The utility model discloses an auxiliary device convenient for blood drawing, which relates to the technical field of medical instruments and comprises a box body and a fitting groove arranged in the middle of the upper surface of the box body, the inner surface of the fitting groove is rotatably connected with a hand supporting plate, and the left side of the upper surface of the box body is provided with a functional groove. A storage groove is formed in the right side of the upper surface of the box body, a rotating seat is rotationally connected to the rear side of the inner surface of the functional groove, and a deformable rod is fixedly connected to the outer surface of the rotating seat. Compared with an existing common auxiliary device facilitating blood drawing, when the auxiliary device facilitating blood drawing is used for assisting blood drawing, the elbow of a person receiving blood drawing can be placed on the hand supporting plate and the attaching groove, the arm of the person receiving blood drawing can be conveniently placed at a proper position, the blood vessel developing lamp can irradiate the blood drawing part, and the blood drawing effect is improved. And the locking mechanism can achieve better fixing and storage effects, and the auxiliary blood drawing device is convenient to transfer, store and unfold for use.

The utility model relates to the technical field of postoperative exercise, in particular to a breast cancer postoperative upper limb exercise device which comprises a lifting seat, the output end of the top of the lifting seat is connected with rotating arm rods, the rotating arm rods are symmetrically arranged, and the outer sides of the ends, away from the lifting seat, of the rotating arm rods are sleeved with telescopic sleeve rods in a sliding mode. A hand plate is arranged on the side face of the end, away from the rotating arm rod, of the telescopic sleeve rod, a rotating driving part is arranged at the position, connected with the rotating arm rod, of the lifting base, the output end of the rotating driving part is in driving connection with the rotating arm rod, a reverse driving set is arranged on the inner side of the rotating arm rod, and one end of the reverse driving set is in transmission connection with the rotating driving part. The other end of the rotary driving part is in transmission connection with the hand plate; according to the upper limb lifting exercise device, a patient can do upper limb lifting exercise, meanwhile, mechanical assistance can be conducted on the lifting action of the patient through the rotary driving part in the rotary arm rod, and the patient can do upper limb exercise in a safer state.

The utility model relates to a novel pre-clamping fixator which comprises a clamp body, a movable part, a locking bolt, a spring and an ejector rod. A connecting groove is formed in the lower end of the clamp body, the two mounting holes are formed in the connecting groove, and the springs and the ejector rods are mounted in the mounting holes; a connector is arranged at one end of the movable part, two clamping grooves matched with the ejector rods are formed in the side face of the connector, the connector is clamped in the connecting groove, and the ejector rods abut against the clamping grooves; a threaded hole is formed in the middle of the clamp body, the locking bolt is connected to the threaded hole in a threaded mode, an accessory installation groove is formed in the front face of the clamp body, and the accessory installation groove is perpendicular to the length direction of the clamp body. The clamp has the advantages that the technical problems that an existing clamp can only be sleeved from the heads of a leg plate, a hand plate and the like, and use scenes are limited are solved; the technical problem that an opening of an existing clamp is fixed in size and prone to slipping off from a leg plate, a hand plate and the like is solved.

The application relates to a cross inner reinforced circular tube steel column processing and assembling device and a construction method, which comprises the following: a traction support arm arranged on the first end part of the circular tube, the traction support arm being arranged on the top of the circular tube, and the front end of the traction support arm being located in front of the first end part of the circular tube; a pair of pulleys arranged at the front end of the traction support arm; two hand plate hoists installed on the first end part of the circular tube, the hand plate hoists being arranged at the middle part of the circular tube; a clamping ring arranged at the middle part of the front end of the cross inner reinforced column and located on both sides; a traction rope with one end connected with the corresponding hand plate hoist, the other end of the traction rope being wound around the corresponding pulley on the traction support arm, then penetrating through the circular tube and extending out of the second end part of the circular tube, and then being connected with the corresponding clamping ring; the cross inner reinforced column is moved into the circular tube by simultaneously operating the two hand plate hoists, so that the assembling of the cross inner reinforced column and the circular tube is completed. The application has the advantages of simple manufacturing, convenient operation, detachability and applicability to the assembling of various sizes and various types of combined steel columns.

The application relates to the technical field of robot bionic actuators, and relates to an underactuated manipulator which comprises a hand plate structure, a flexion and extension joint device, a thumb device and a finger device; the flexion and extension joint device comprises a joint mechanism and a flexion and extension mechanism, the number of the flexion and extension joint devices is multiple groups, and the multiple groups of flexion and extension joint devices comprise a thumb mechanism and a finger mechanism; the thumb device comprises a rotating mechanism and a thumb mechanism, the rotating mechanism is used for driving the thumb mechanism to rotate relative to the hand plate structure; and the finger device comprises a side swing mechanism and multiple groups of finger mechanisms, the side swing mechanism is used for driving the multiple groups of finger mechanisms to rotate towards the direction of approaching or moving away from each other. In the underactuated manipulator of the embodiment, the flexion and extension movements of the fingers and the thumb are realized through the multiple groups of flexion and extension joint devices, the thumb mechanism is driven to rotate relative to the hand plate structure through the rotating mechanism, and the multiple groups of finger mechanisms are driven to swing laterally through the side swing mechanism, so that the gripping performance of the manipulator is effectively improved, and the structure is simple.