34results about How to "Realize unwinding" patented technology

The invention provides a roller blind device for a greenhouse. The roller blind device for the greenhouse comprises a motor, a transmission shaft, a first universal joint, a stretchable rod, a second universal joint, a main shaft, an auxiliary shaft and a reeling shaft. The output end of the motor, the transmission shaft, the first universal joint, the stretchable rod, the second universal joint and the main shaft are connected in sequence, and the auxiliary shaft is connected with the main shaft and the reeling shaft through a non-parallel shaft gear pair. According to the roller blind device, torque is provided by the motor for the main shaft, the main shaft enables the torque to be transmitted to the reeling shaft through rotation of gears, a plastic thin film reels on the reeling shaft, and unreeling and reeling of a thin film roller blind for the greenhouse are electrically controlled. Meanwhile, the multiple universal joints are used in the roller blind device for compensating axial angle differences, the stretchable rod capable of transmitting the torque is further adopted to compensate the axial displacement, the reeling shaft of the roller blind device can depend on the outer contour of a greenhouse support in the reeling process to move, and the roller blind device is suitable for the roller blind of the greenhouse.

The invention discloses a hydraulic continuous drawing mechanism and a copper alloy wire rod surface peeling system adopting the drawing mechanism. The drawing mechanism comprises a drawing workbench,a front drawing mechanism body and a rear drawing mechanism body. Each drawing mechanism body comprises a moving table, a die, a large oil cylinder and a small oil cylinder, wherein the moving tablemoves forwards and backwards under the action of the large oil cylinder, the moving table comprises a top plate, a bottom plate, a pair of positioning plates, sliding plates and a half die, a movablespace with a narrow front portion and a wide rear portion is formed between the pair of positioning plates, and the sliding plates are arranged on the inner sides of the positioning plates and can move back and forth along the inclined planes of the inner sides of the positioning plates. The peeling system comprises a paying-off mechanism, a vertical roller straightening mechanism, a vertical roller straightening mechanism, a straightening die, a turning peeling machine, the hydraulic continuous drawing mechanism and a take-up mechanism. The concentric or small-amplitude eccentric peeling of awire rod is realized, and the surface is clean and bright; meanwhile, the speeds of the oil cylinders of the hydraulic continuous drawing mechanism are matched to alternately work, the whole wire rodcan be continuously peeled, continuous peeling is achieved, and the production efficiency is high.

The invention relates to an automatic wire barrow. The automatic wire barrow comprises a frame body and a movable guide frame hinged to one side of the frame body, the frame body is provided with a hinge seat, a hinge groove is horizontally formed in one side of the hinge seat, a limiting clamping groove communicated with the hinge groove is vertically formed in the upper portion of the hinge seat, the movable guide frame comprises a pair of guide supporting plates, an inlet roller rotationally connected between the two guide supporting plates and a lifting and turning connecting seat fixedly connected to the guide supporting plates, the lifting and turning connecting seat is slidably connected with a lifting and turning shaft, the lifting and turning shaft is hinged to the inner wall of the hinge groove, a lifting and turning clamping sleeve is arranged on the lifting and turning connecting seat in a protruding mode, and a first elastic piece for forcing the lifting and overturning connecting seat to slide towards the direction close to the lifting and overturning shaft to enable the lifting and overturning clamping sleeve to be inserted into the limiting clamping groove is arranged between the lifting and overturning connecting seat and the lifting and overturning shaft. The automatic wire barrow has the effect of reducing the occupied space in the transportation process of the wire barrow.

The invention belongs to the field of package printing, and particularly discloses a package laminating machine. A rack is included and provided with a conveying belt. A front face laminating mechanism, an overturning mechanism and a back face laminating mechanism are sequentially arranged in the conveying direction of the conveying belt. The front face laminating mechanism comprises a front facelaminating roller and a front face film cutter. The back face laminating mechanism comprises a sliding base, the sliding base is rotationally connected with a back face laminating roller, and a back face film cutter is arranged on the rack in a vertical sliding manner. The overturning mechanism comprises two overturning shafts rotationally connected to the rack and coaxially arranged, the two overturning shafts are located on the two sides of the conveying belt correspondingly and are in sliding connection with overturning discs, the overturning discs are provided with notches in which laminating workpieces are inserted, and the upper portions of the overturning shafts are rotationally connected with a front face film roll shaft and a back face film roll shaft. An overturning driving mechanism for driving the overturning shafts to intermittently rotate is connected between the front face film roll shaft and the overturning shafts. The package laminating machine can be universal for panel single-face laminating and double-face laminating.

The invention discloses a steel plate cross-shearing production line and a steel plate cross-shearing process with the same applied. The steel plate cross-shearing production line comprises a steel plate uncoiling device for uncoiling a steel plate coil, a flattening machine for flattening the steel plate uncoiled by the steel plate uncoiling device, a cross-cutting machine for cross-cutting the steel plate flattened by the flattening machine to form a plurality of cross-cut steel plate pieces, a conveying machine for sequentially conveying the multiple cross-cut steel plate pieces which are cross-cut by the cross-cutting machine, and a steel plate collecting device for sequentially collecting and stacking the cross-cut steel plate pieces which are conveyed by the conveying machine, wherein the steel plate uncoiling device, the flattening device, the cross-cutting machine, the conveying machine and the steel plate collecting device are sequentially arranged in the conveying direction of the steel plate. By means of the steel plate cross-shearing production line and the steel plate cross-shearing process with the same applied, the cross-cutting procedure of the steel plate can be well achieved, and using is quite convenient.

The invention provides a station changing and unwinding mechanism of a material station for belt material processing. The station changing and unwinding mechanism comprises two vertically-arranged andbilaterally-symmetric vertical station changing devices, wherein unwinding driving heads of the vertical station changing devices are driven by electric cylinder assemblies to vertically move up anddown, can turn over relative to the electric cylinder assemblies, and then can be arranged vertically upward or perpendicular to the electric cylinder assemblies; furthermore, the unwinding driving heads of the two vertical station changing devices are arranged on a common axis, namely a symmetric axis between the two vertical station changing devices; when arranged vertically upward, the unwinding driving heads move up and are used for grabbing belt material trays at a material supply station; when arranged perpendicular to the electric cylinder assemblies, the unwinding driving heads are used for performing the unwinding operation; and the the unwinding driving heads of the two vertical station changing devices act alternately, so that the reel replacement and the unwinding of belt materials can be achieved.

The invention relates to the field of cable winding, in particular to power cable winding and unwinding equipment and a using method thereof. The device comprises a connecting shaft assembly, a supporting assembly a, a supporting assembly b and a plurality of circular rollers with the diameters gradually reduced. The multiple rollers are sequentially distributed in the sequence that the diameters are gradually reduced, any two rollers are in sliding connection in the axial direction, the connecting shaft assembly comprises a connecting shaft a and a connecting shaft b, and the connecting shaft a is connected with the roller with the largest diameter; the inner side of the roller with the largest diameter is provided with an adjusting mechanism used for driving the multiple rollers to synchronously stretch or contract through relative movement, the connecting shaft b is connected with the roller with the smallest diameter, the connecting shaft a is rotationally arranged on the supporting assembly a, and the connecting shaft b is rotationally arranged on the supporting assembly b. A power device used for driving the connecting shaft assembly to rotate is arranged on the supporting assembly a or the supporting assembly b. According to the cable winding device, self-adaptive adjustment can be conducted according to the length of a cable needing to be wound so that the cable can be wound sufficiently, effectively and neatly.

The invention provides an automatic assembly line for producing filter material pressing buckles of a railway motor train unit. The technical defect that no integrated production equipment exists in the prior art is overcome. Equipment comprises an uncoiling mechanism, a fixed-length cutting mechanism, a full-automatic button punching mechanism, a stacking mechanism, an electrical control system and a workbench, and a fabric cutting machine is located between a belt conveying assembly and the uncoiling mechanism; the full-automatic button punching mechanism is composed of four full-automatic button punching machines, two of the four full-automatic button punching machines are used for transverse button punching, the other two full-automatic button punching machines are used for longitudinal button punching, and the transverse working distance between the two longitudinal full-automatic button punching machines can be adjusted; the transverse working distance between the two transverse full-automatic button punching machines can be adjusted; and the stacking mechanism is composed of a lifting machine and a tray installed on the top of the lifting machine and located right under the belt conveying assembly at the rear end of the workbench. The automatic assembly line for producing the filter material pressing buckles of the railway motor train unit can realize the functions of uncoiling, cutting, buckling and stacking, and all the parts are coordinated.

The invention relates to the technical field of communication equipment, in particular to communication equipment for an electric power system, which comprises a metal cabinet, a storage groove is formed in the upper end of the metal cabinet, a plurality of folding pieces distributed up and down are arranged at the bottom end in the storage groove, a second bolt is in threaded connection between every two adjacent folding pieces, and a supporting disc is arranged above the folding piece at the uppermost end. A fourth bolt is in threaded connection with the lower end of the supporting disc and the head end of the folding piece at the uppermost end, a third bolt is in threaded connection between the tail end of the folding piece at the lowermost end and the inner bottom end of the containing groove, and the fourth bolt, the second bolt and the third bolt are rotated to enable the folding pieces to stretch and contract so that the supporting disc can ascend and descend. The extension folding part can adjust the placing height of the antenna, the motor drives the wire wheel to rotate so that the cable can be wound and unwound, universal wheels can conveniently move the position of the metal cabinet, and the problems that the installation position of existing communication equipment for the electric power system is fixed, the position moving is too inconvenient, and use is inconvenient are solved.

The invention discloses a numerical control decoiling and plate shearing integrated machine, and belongs to the technical field of mechanical equipment. The machine comprises a decoiling and plate shearing device and an adjustable feeding mechanism, the adjustable feeding mechanism comprises a mounting shell, a length adjusting mechanism is mounted in the mounting shell in the length direction ofthe mounting shell, and a horizontal rotating table is mounted on the top of a moving platform in a rotating fit manner. A reel movably penetrates through the mounting shell and then is mounted on a vertically-arranged first clamping plate in a rotation fit manner, the reel is movably sleeved with a second clamping plate, the second clamping plate and the first clamping plate are arranged in parallel, and fixed ball joint rods are arranged at the positions, between the second clamping plate and the mounting shell, of the front and back positions correspondingly. Length-adjustable ball joint rods are arranged at the positions, between the first clamping plate and the second clamping plate, of the front position and the rear position. The decoiling and plate shearing integrated machine is ingenious in concept, high in practicability, capable of effectively reducing the workload of workers, and improving the working efficiency of plate leveling and shearing, capable of shearing plates with different inclination angles, wide in application range and suitable for application and popularization.

The invention provides a dual-centre bobbin yarn unwinding device, and belongs to the technical field of textile machines. The dual-centre bobbin yarn unwinding device comprises a left centre assemblyand a right centre assembly, a left movement base of the left centre assembly is arranged in a left sliding groove of a bearing support through a left sliding column in a left-and-right sliding manner, a right movement base of the right centre assembly is arranged in a right sliding groove of the bearing support through a right sliding column in a left-and-right sliding manner, a piston of a driving assembly is arranged in a piston cavity in the right sliding column of the right movement base in a left-and-right sliding manner, a left connector is arranged on the left side of the piston rod,an air inlet groove is connected to the left connector, a gas exchange hole is led to a left cavity, a right connector is led to a right cavity, a compressor is sequentially connected with a gas storing tank, an oil mist separating device and one end of a reducing valve, the other end of the reducing valve is connected with a first valve opening of a two-position three-way reversing valve, a second valve opening is connected with the left connector, and a third valve opening is connected with a right connector. By means of dual-centre bobbin yarn unwinding device, continuous bobbin yarn unwinding is achieved, the bobbin rotating stability is good, and bobbin installing and demounting are very convenient.

The invention relates to the technical field of power generation equipment, in particular to a multifunctional integrated intelligent control generator set. A base is fixed to the inner bottom wall of a box body, a generator is fixed to the base, a winding part is fixed to the position, close to the generator, of the base, and a winding disc is rotatably fixed to the base; a plurality of first linkage pieces are slidably arranged on the side wall of the first ring groove in the circumferential direction; a plurality of second linkage pieces are slidably arranged on the side wall of the second annular groove in the circumferential direction, and one first linkage piece corresponds to one second linkage piece; the oiling assembly is fixed below the driving gear, and the oiling assembly is linked with the driving gear; the driving gear is rotated anticlockwise, and the power line extrudes the first linkage piece and the second linkage piece to synchronously contract inwards in the radial direction, so that the first linkage piece and the second linkage piece can blow air to the outer wall of the power line to clean dirt attached to the outer wall of the power line; when the driving gear abuts against the oil smearing assembly, the oil smearing assembly can smear protection oil to the outer wall of the power line through the driving gear.

The invention relates to a movable building decoration protective net mounting component, and relates to the technical field of building protective nets. The movable building decoration protective net mounting component comprises a supporting piece; a protective net body is arranged on one side of the supporting piece; a building body is arranged on the side, away from the protective net body, of the supporting piece; the movable building decoration protective net mounting component further comprises a lifting piece located above the supporting piece; the lifting piece comprises a first winding roller, a driving piece for driving the first winding roller to rotate in the circumferential direction, and ropes detachably connected to the two ends of the supporting piece; the ends, away from the supporting piece, of the ropes are fixedly connected to the outer side wall of the first winding roller; and the first winding roller is rotationally connected to the top of the building body. The movable building decoration protective net mounting component has the advantages that the height of the protective net is adjusted according to the construction height, the use amount of the protective net is reduced, and the protective net is used in a more energy-saving and environment-friendly mode.

The invention relates to a fiber untwisting and shaping device, preparation device and method. The untwisting and shaping device is used for shaping semi-finished fibers, the semi-finished fibers are obtained by twisting and heat treatment of nascent fibers, the shaping device comprises an untwisting assembly and a stretching and shaping assembly, the untwisting assembly is used for untwisting the semi-finished fibers, and the stretching and shaping assembly is used for stretching and shaping the semi-finished fibers. The stretching and shaping assembly is used for carrying out stretching and shaping treatment on the untwisted fibers, wherein the untwisting assembly comprises a winding drum, a guiding untwisting drum and a rotating part; the semi-finished fiber is wound on the winding drum; the guiding untwisting drum is provided with a cavity, and the winding drum is located in the cavity; and the rotating part is used for driving the winding drum and the guiding untwisting drum to rotate. The fiber untwisting and shaping device is simple in structure, easy and convenient to operate, free of damage to fibers and capable of achieving effective untwisting.

The invention belongs to the field of steel industry and discloses a device for a hot-rolled strip steel production line to achieve uncoiling of steel coils in small batches. The device for the hot-rolled strip steel production line to achieve uncoiling of the steel coils in small batches is capable of effectively utilizing equipment for checking strip steel and capable of supplying individual scattered steel coils. A pinch roll rolling device is correspondingly mounted behind a strip steel checking line after final output of hot-rolled strip steel, and the pinch roll rolling device is structurally characterized in that upper rolls and lower rolls are mounted on a frame, the distance between each upper roll and the corresponding lower roll is equal to the thickness of the strip steel, an adjusting mechanism for adjusting the distance between each upper roll and the corresponding lower roll is arranged on the frame, the upper rolls are connected with upper universal drive shafts, the lower rolls are connected with lower universal drive shafts, the upper universal drive shafts and the lower universal drive shafts are connected with a shaft of a motor through a gear box, and a band-type brake is mounted on the shaft of the motor. The device is simple in structure, reasonable in design and capable of performing simple equipment upgrading and optimizing layout of process equipment in an existing workshop without adding lifting equipment, and accordingly product yield can be effectively increased, equipment usage rate is increased, and product manufacturing cost is reduced.

The invention relates to an oily PVDF diaphragm coating system. The oily PVDF diaphragm coating system comprises an unwinder, a coater and a winder which are arranged in the direction of travel of a PVDF diaphragm. The oily PVDF diaphragm coating system further comprises a water tank, wherein the unwinder and the coater are fixed on the water tank. A substrate can be unwinded by the unwinder and then coated by the coater, the water tank is used for diluting glue, and the substrate is stored by the winder. By the adoption of the oily PVDF diaphragm coating system with convenient feeding and storage functions, by arranging the unwinder, the coater and the winder, the unwinding, coating and winding effects are achieved. By arranging the water tank, NMP in the coating glue is diluted. Becausethe water tank is located under the unwinder, the coater and the winder, loop feed is formed, and the direct contact with the glue surface of the substrate is avoided.

The invention discloses a clinical infusion bottle support. The clinical infusion bottle support comprises a hanging frame, a suspended ceiling frame, a height adjusting mechanism, an adjusting mechanism, a positioning mechanism, a monitoring mechanism, a reset mechanism and a control mechanism, a plurality of hooks are integrally formed at a bottom end of the hanging frame, two connecting lugs are symmetrically and integrally formed at positions, close to a left side and a right side, of a top part of the suspended ceiling frame, besides, each connecting lug is threadedly provided with a connecting bolt, the height adjusting mechanism comprises two mounting frames A, a height adjusting shaft is rotatably connected between the two mounting frames A, a height adjusting motor used for driving the height adjusting shaft to rotate is fixedly arranged on one of the mounting frames A, a height adjusting rope is wound around the height adjusting shaft, and an end of the height adjusting ropeis in a transmission connection with the hanging frame. The infusion bottle support solves problems that an existing infusion bottle support has a poor height adjustment automation degree and a troublesome adjustment, and can also remind medical staff in time to replace a medicine bottle or finish infusion.