36results about How to "Realize the lifting function" patented technology

The invention relates to an automatic feeding device of a spring grinding machine. The automatic feeding device comprises a feeding platform, a linkage arm, a side swing arm, a movable feeding pipeline, a fixed feeding pipeline, a lifting seat, a first induction mechanism, a second induction mechanism, a lifting device and a first alarm mechanism, wherein the lifting device is arranged between thelifting seat and the feeding platform, and used for lifting the lifting seat upwards; a swing cavity penetrating through vertically is formed in the feeding platform; the linkage arm is used for linking the side swing arm with the lifting seat; the side swing arm horizontally swings in the swing cavity; a fixed feeding pipeline is arranged on the side swing arm; the two ends of the horizontal swing track of the side swing arm are respectively a first position and a second position; and when a spring to be processed is clamped between the tail end of the movable feeding pipeline and a clamp, the side swing arm is driven to swing to the second position, and the lifting seat is lifted by the lifting device to separate the spring to be processed from the clamp. By adopting the scheme, the automatic feeding device is high in feeding efficiency and capable of avoiding spring deformation and equipment damage.

The invention relates to the field of lifting equipment, in particular to a container turnover lifting appliance. The container turnover lifting appliance comprises a container, a transverse beam, a lifting hook assembly fixedly arranged in the middle of the transverse beam, longitudinal beams symmetrically fixed at two ends of the transverse beam, locking turnover mechanisms symmetrically arranged on the inner sides of the longitudinal beams, and driving mechanisms for driving the locking turnover mechanisms to rotate, wherein the driving mechanisms are fixed at the bottoms of the longitudinal beams, and the locking turnover mechanisms are in meshing connection with the driving mechanisms. The container turnover lifting appliance directly achieves turnover unloading in the lifting processof the bulk container, thereby improving the goods circulation efficiency.

The invention discloses movable pole derrick equipment. The movable pole derrick equipment comprises a base, wherein support modules for supporting the base are arranged at the four corners of the bottom of the base; each support module comprises four fixed seats fixedly installed at the four corners of the bottom of the base, and a travelling module facilitating the base to move is arranged on the support module; a fixed boom is fixedly installed slantwise at the top of the base; a movable boom is arranged at one end away from the base, of the fixed boom; a square fixing block is welded to one end away from the fixed boom, of the movable boom; a winch fixedly installed at the top of the base is arranged at one side of the fixed boom; and a steel wire rope is connected between the winch and the square fixing block. According to the movable pole derrick equipment disclosed by the invention, the stability of the base during the movement of the equipment can be improved through the travelling modules, and the stability of the base during the running of the equipment can be improved through the support modules; and moreover, the telescopic movable boom is capable of improving the flexibility of the equipment.

The invention discloses a maintenance crane used for a large-size wind power device, comprising a steel structure, a raising drive mechanism, a special hanger and an electronic controlling system, wherein, the steel structure is arranged inside an engine room of the wind power device and is provided with the raising drive mechanism and a trolley as well as the traction and anti-shake device. The invention is characterized in that the crane also comprises a weight difference variable multiplying factor raising line which consists of a wire rope, a direction-changing assembly pulley, a trolley assembly pulley, a hanger assembly pulley, a fixed assembly pulley and a fixed point or a balancing device; one end of the wire rope is fixed on the raising drive mechanism, the other end of the wire rope is respectively connected to the special hanger by the weight difference variable multiplying factor raising line, the raising and the dropping of a weight are realized under the control of an electric control system. The invention can replace the existing ultra-large type mobile crane or the floating crane and provides an economic and safe hoisting method and a path for the large-size wind power device.

The invention relates to a sector-shaped expansion type solar device having functions of tiltingand lifting, belonging to the solar energy generating field. The invention solves the problem that the solar battery panel of the current solar power generation station is single in structure, which is not good for absorption of the solar energy. A sector-shaped expansion mechanism comprises a plurality of concentric sector-shaped solar battery panels; the plurality of the solar battery panels can rotate around the shaft at the circle center; the sector-shaped expansion mechanism is arranged on a tilting upper base; the lifting mechanism is realized through an oil cylinder which can move up and down; the tilting mechanism comprises an upper base and a tilting lower base which is fixed on the lifting mechanism; the upper base can rotate and realize the tilting function. By combining with the lifting function, the height and the inclination angle of the sector-shaped expansion mechanism can be regulated in order to track the sun light and maximize the optical energy.

The invention provides a free lifting double-portal frame system. The system comprises a base, an outer portal frame, an inner portal frame and a goods fork frame; the outer portal frame is fixed on the base; the inner portal frame is mounted in the outer portal frame; the goods fork frame is mounted on the inner portal frame; an inner portal frame lifting device is arranged on the inner portal frame; and a goods fork frame lifting device is arranged on the goods fork frame. The free lifting double-portal frame system is reasonable in structural design, convenient for operation, stable in operation and high in space utilization rate.

The invention discloses an indoor assembled stand with an angle adjusting function, and belongs to the technical field of stands. The indoor assembled stand comprises a base, an inclined plate, a mounting plate and a convex plate, wherein an arc-shaped sliding groove is formed inside the base, and the mounting plate is slidably mounted inside the arc-shaped sliding groove through a second brake trundle. According to the stand, the inclined plate, the protruding plate and the mounting plate are mounted, when the stand needs to be used, a side plate is inserted into a positioning groove formed inside the mounting plate, an inserting plate inside a side block is pushed into a clamping shell, therefore the inclined plate and the mounting plate are fixed, one end of an inserting column is inserted into the clamping shell, one end of a positioning hinge pin is driven to be clamped and embedded into the inserting column, so as to realize installation of a guardrail, the stand is designed to be assembled in a detachable mode, the problems that screwing is performed through screws, bolts and the like, disassembly is inconvenient, carrying is troublesome, and the stand does not need to be used are solved, occupied indoor space is small, and an utilization rate of indoor space is increased.

Provided is a compound cylinder for controlling lifting of a winding cradleof a spinning machine. The spinning machine comprises a large air cylinder, a small air cylinder and a piston rod, the upperend of the large air cylinder and the lower end of the small air cylinder areconnected in a sealing mode,the upper end of the small air cylinder is covered by a cover clamp assembly, a small piston isarranged in the lower portion of the inner cavity of the large air cylinder in a sealing mode to form a large cylinder air pressure chamberin the upper portion of the inner cavity of the large air cylinder, a large piston is arranged in theinner cavity of the small air in a sealing mode, a small cylinder air pressure chamber is formed between the inner cavity of the small air cylinderand the large piston, one end of a piston rod penetrates through the coverclamp assembly, the inner cavity of the small air cylinderand the large piston, and extends into the inner cavity of the large air cylinderand is connected with the small piston, the other end of the piston rod extends outside the cover clamp assembly, and a push rod device capable of locking up the piston rod and rising as the large piston rises is arranged in the inner cavity of the small air cylinder arranged on the upper portion of the big piston. According to the compound cylinder, the lifting function of the winding cradle ofthe spinning machine is achieved,the degree of tightness ofyarns wound on a spool is moderate, the structure is reasonable, the work performance is stable, the yarn-breaking phenomenons do not occur frequently in the winding process, and the operation efficiency of the spinning machine is improved.

The invention relates to a rail carrier. The rail carrier comprises a rail frame with a first rail and a second rail, a lifting bracket mechanism, a rail motor and a rail gear, wherein the lifting bracket mechanism is mounted on the first rail; the lifting bracket mechanism is mounted on the second rail; a rail rack is engaged with the rail gear; the rail motor is connected with the rail gear andis mounted on the lifting bracket mechanism; the rail motor drives the rail gear to rotate, so that the lifting bracket mechanism moves; the lifting bracket mechanism comprises a lifting mechanism, aworkpiece front side bracket mechanism and a workpiece rear side bracket mechanism; the workpiece rear side bracket mechanism comprises a clamping arm, a supporting block, a swing air cylinder and a travelling mechanism; the workpiece front side bracket mechanism comprises a clamping arm, a supporting block and a swing air cylinder; and positioning grooves which are formed at intervals and are suitable for different widths of workpieces are formed in the supporting surface of the supporting block. The rail carrier is suitable for carrying workpieces of different vehicle models, is convenient to position and regulate, is high in regulating efficiency, and enables welding quality to be stable.

The invention discloses a fabricated screw rod assembly which comprises a screw rod; the two ends of the screw rod are provided with a first thread part and a second thread part respectively; a supporting part used for being fixed in a wall is arranged between the first thread part and the second thread part; the screw rod assembly further comprises a first fixing assembly and a second fixing assembly; the first fixing assembly is matched with the first threaded part; the second fixing assembly is matched with the second threaded part; the first fixing assembly comprises a first cushion block and a first nut which are arranged away from the supporting part; the second fixing assembly comprises a second cushion block and a lifting device which are arranged away from the supporting part; and the diameters of the first thread part and the second thread part are smaller than the diameter of the supporting part. The screw rod penetrates through a pre-buried hole site, the screw rod is fixed through the first fixing assembly and the second fixing assembly at the two ends, and then a needed lifting device is installed, so that a lifting function can be achieved; and meanwhile, the fabricated screw rod assembly can be detached to other places to be repeatedly used after being used, and finally a reserved hole site is filled, so that the influence of the screw rod on a concrete beam can be completely eliminated.

The invention belongs to the technical field of progressive die lifting and particularly provides a die and a lifting device thereof. Through the die and the lifting device thereof, the problems thatan existing lifting device is complex in structure and large in size and cannot be applied to certain small dies can be solved. Therefore, the die is provided with a holding groove. The lifting devicecomprises a fixed component and a lifting assembly. The fixed component is fixed in the holding groove. The lifting assembly is arranged on the fixed component in a penetrating mode, and one end of the lifting assembly abuts against the groove wall of the holding groove. The other end of the lifting assembly is connected to a machined part, so that the lifting assembly achieves rising and fallingof the machined part in a telescopic mode. The lifting assembly is integrated into a whole and is arranged on the fixed component in a penetrating mode, thus the lifting device can be arranged only by adding the holding groove in the die, the lifting device can also be used for certain small dies, and then the problems that the existing lifting device is too large and cannot be used for small dies are solved effectively.

The invention discloses a double-beam cantilever crane. The double-beam cantilever crane comprises a frame and a first swing arm which is arranged on the frame in a swinging manner, wherein a push-pull structure which is connected with the first swing arm and is used for driving the first swing arm to swing and lift is horizontally arranged on the frame; a power assembly which is connected with the push-pull structure is arranged below the frame; a second swing arm is movably arranged on the first swing arm in parallel; a hook which is used for connecting with a heavy object is movably arranged at the end of the second swing arm; the frame moves to drive the whole crane to move along with the frame; the power assembly works to drive the push-pull structure to act; the push-pull structure drives the first swing arm to swing and lift; when the first swing arm swings and lifts, the second swing arm is driven to swing and lift along with the first swing arm; the power assembly also drivesa transmission mechanism to drive a winding structure to act; the winding structure drives the second swing arm to slide in parallel along the first swing arm, so that the lifting height is further increased; and the double-beam cantilever crane can stretch and retract to lift while swinging and lifting, so that a double-beam lifting function is realized, and the lifting height is higher.

The invention belongs to the field of clinical nursing appliances, and particularly relates to a lower limb brace having a heel lifting function. The brace includes an inner groove plate and an outergroove plate, and the inner groove plate is provided with a restraining band; on the inner groove plate, an observation port for stretching a patient's heel portion is arranged at a joint side of thebottom plate of an arc plate and a front sealing plate; the brace further includes support rods, the support rods are four or more parallel to each other, and the every two of the support rods are placed on both sides of the bottom surface of the inner groove plate, the bottom end of each support rod is hinged at the bottom of the outer groove plate groove, the top end extends in the direction ofa shielding plate and hinged to the bottom surface of the inner groove plate, and the hinge axes of the support rods are arranged parallel to each other. The lower limb brace has an online lifting effect on the heel of the patient, so that the medical staff can observe the condition of the heel of the patient at any time. Even in the case of the pressure sores at heel of the patient, the brace istimely to change a treatment plan according to the status of the patient's heel, and finally have a beneficial effect on the rapid healing of the pressure sores at heel of the patient.

The invention provides a bottom lifting frame and a hydraulic support. The bottom lifting frame comprises a top plate, side plates and lug plates, the lower surface of the top plate is provided with afirst arc structure, the side plates are connected with the top plate and located on the two sides of the top plate, first pin holes are formed in the side plates, the lug plates are connected with the top plate and located on the two sides of the top plate, the lug plates and the side plates are arranged on the peripheral side of the top plate in a surrounding mode, and second pin holes are formed in the lug plates; and the bottom lifting frame is configured to be of an integrated structure. According to the bottom lifting frame, the top plate, the side plates and the lug plates are arrangedto be of the integrated structure, faults caused by open welding of a welding seam of a welding structure are avoided, the structure is simple, and cost is saved. The first arc structure on the lowersurface of the top plate is in arc contact with the top of a bottom lifting jack, and damage caused by bending deformation of a connected pin shaft is avoided.

The invention belongs to the technical field of automobile manufacturing, and discloses a direct-drive type manual half-basin lifting device for an automobile seat. The direct-drive type manual half-basin lifting device comprises a box cover, a gear ring, a gear, a sliding block, an eccentric shaft and a box body; the box cover is connected with the box body in a fastened mode, the input end of the eccentric shaft is inserted into a center hole of the box body, the gear ring is mounted at the output end of the eccentric shaft, and the output end of the gear ring penetrates through the box cover; and a sliding groove is formed in the box body, the eccentric shaft is sleeved with the sliding block, the sliding block can slide in the sliding groove, an eccentric wheel of the eccentric shaft is sleeved with the gear, the gear is provided with a boss, and the boss is inserted in a transverse groove formed in the sliding block. According to the direct-drive type manual half-basin lifting device for the automobile seat, the structure is simple, and the strength is high; the direct-drive type structure is adopted, the output end of the lifting device directly drives a half-basin connectingrod, the lifting function is achieved, and the defect that stability of a gear tooth plate type structure is poor is overcome; and after speed reducing and torque increasing through a few tooth difference type gear with large transmission ratio are conducted, operating force is smaller compared with the gear tooth plate type, and operating comfort of the seat is improved.