16results about How to "Short stroke" patented technology

The invention relates to the technical field of fire monitors, and discloses a self-swinging fire monitor based on hydraulic drive, the self-swinging fire monitor comprises a monitor body and a base, the monitor body is rotatably mounted on the base, one side of the base is communicated with a fixed shell, a speed reducer is mounted on the fixed shell, and a disc is mounted on the speed reducer; a driving assembly used for driving the disc to rotate is installed in the fixed shell, the circular plate is driven to rotate relative to the disc, the eccentric distance of the sliding column relative to the rotating center is accurately adjusted through the composite guiding and limiting effect of the transverse groove and the semi-annular groove on the sliding column, and then the reciprocating swing angle of the cannon body is changed. The fire strafing range can be flexibly adjusted according to the actual area of a fire scene, water resource waste caused by too large swing during small-area fire extinguishment is avoided, no-missing coverage during large-area fire extinguishment can be ensured, when the sliding column moves to the center position, the fire strafing device is suitable for extinguishment of roadways, long and narrow spaces or fixed-point fire sources, and the fire extinguishing efficiency is improved. And stable direct current coverage or small-amplitude accurate scanning is realized.

The invention discloses a brake device and mobile device.The brake device comprises a base plate, the base plate is provided with at least one pair of brake modules, and the pair of brake modules are driven by a driver to at least move back to back and are switched from a non-brake state to a brake state; each brake module comprises at least one brake roller protruding out of the opposite sides of the pair of brake modules, the brake rollers are eccentrically arranged on a wheel supporting shaft, and the wheel supporting shaft is arranged on the brake modules. According to the brake device, the brake idler wheel eccentrically arranged on the wheel supporting shaft is adopted for braking, during braking, the brake idler wheel tends to rotate around the wheel supporting shaft under the action of friction force, and due to the fact that the brake idler wheel is eccentrically arranged, the brake idler wheel has the effect of wedging towards a rail face for self-locking after rotating, and the brake idler wheel can be prevented from being damaged. Therefore, larger friction force can be obtained, the braking time and stroke can be shortened, and the braking effect can be improved.

The utility model discloses a kind of quick slotting marking device of plastic bobbin, including rack, bobbin positioning mechanism, slotting execution mechanism and control system.Bobbin positioning mechanism is installed on rack, its positioning groove is V type or half-enclosing structure, cooperate semicircular positioning sleeve and limit block, realize bobbin fast accurate positioning, prevent deviation and shift.Slotting execution mechanism is integrated below positioning groove, contain linear slide, high-speed electric spindle and conical milling cutter, linear slide provides high-precision linear feed, ensure quick processing.Control system is composed of PLC controller and foot switch, cooperative control device operation.The utility model improves consistency and stability of clamping, optimizes structure layout, shortens tool stroke, realizes bobbin fast clamping, accurate positioning and high-efficiency slotting, single-piece processing time is short, marking has permanence, degree of automation is high, reduces artificial cost etc., comprehensive benefit is remarkable.

This invention relates to kitchen appliances, specifically an automatic draining food processing machine and its pulping method. The machine includes a pulping chamber with a drain outlet at its bottom. A drain valve is installed on the outside of the pulping chamber, comprising a drain pipe, a valve body, and a valve core. The valve core is integrated with the drain pipe and always drives the drain pipe synchronously. The valve core has a liquid passage communicating with the drain pipe. The valve core wall has a pulping inlet and a wastewater discharge inlet communicating with the liquid passage. The drain outlet is selectively connected to both the pulping inlet and the wastewater discharge inlet. When the valve core moves the drain pipe to the pulping position, the pulping inlet connects to the drain outlet; when the drain pipe moves to the wastewater discharge position, the wastewater discharge inlet connects to the drain outlet. This food processing machine employs a simpler structure while still achieving automatic pulping and wastewater discharge via the drain pipe. Furthermore, during the pulping process, although the drain pipe moves with the valve core and discharges liquid, there is no safety risk.

This utility model provides a wire tensioning structure for a stone cutting machine, including a frame, a plurality of transition rollers respectively disposed around the frame, a top wire mechanism disposed at the upper end of the frame, a tensioning roller disposed on the frame, a rotating mechanism disposed between each of the transition rollers and the tensioning roller for driving each transition roller and the tensioning roller to rotate together, and a cutting wire disposed between each of the transition rollers, the tensioning roller and the top wire mechanism for tensioning the cutting wire, and further including a tensioning roller disposed on the frame, and an auxiliary tensioning mechanism disposed between the tensioning roller and the frame for driving the tensioning roller to move to increase or decrease the tension of the cutting wire on the transition rollers, the top wire mechanism and the tensioning roller.

The invention discloses a rigid landfill system, and relates to the technical field of hazardous waste disposal, the rigid landfill system comprises a plurality of landfill units, a separation layer, a hoisting mechanism and a transfer platform, the landfill units are used for storing hazardous materials, the separation layer is located below the landfill units, and the separation layer is used for separating the landfill units and soil; the hoisting mechanism is used for conveying dangerous goods to the landfill unit, a moving device is arranged at the bottom of the transfer platform, the transfer platform can move through the moving device, the transfer platform is provided with a movable cover plate, the movable cover plate can rotate relative to the transfer platform, and the transfer platform can move to the position above the landfill unit and shield the landfill unit. According to the rigid landfill system, the total stroke of the hoisting mechanism can be reduced, the transportation efficiency is improved, the operation cost is reduced, meanwhile, the investment in a fixed canopy in the construction process is reduced, and therefore the construction cost is reduced, and the construction period can be shortened.

This application discloses a group-opening sludge filter press, relating to the field of sludge and wastewater treatment. It includes a frame and a filter press assembly mounted on the frame. The frame includes side beams, and along the side beams from one end to the other, an end frame, a movable frame, an extrusion end plate, and another end frame are sequentially arranged. The filter press assembly includes several filter press components disposed between the extrusion end plate and the end frame at the other end. A central push plate, dividing the filter press components, is disposed between the extrusion end plate and the end frame at the other end. The extrusion end plate and the end frame at the other end are connected by a connecting chain, and the central push plate and the filter press components are all connected to the connecting chain. A power mechanism A drives the extrusion end plate to slide along the length of the side beams. A power mechanism B drives the movable frame and the central push plate to move along the length of the side beams. This design solves the problems of existing filter presses, achieves group-opening and closing of the plates twice, reduces equipment length and floor space, and improves production efficiency.

The utility model relates to the technical field of precision driving, and provides a driver which comprises a first part and a second part, the first part is connected with the second part, the first part and the second part are both filled with fluid, and the first part is a flexible pipeline; the first part is extruded, so that the first part is deformed, all or part of fluid in the first part enters the second part, one end or multiple ends of the second part are deformed to generate displacement, and the stroke generated by extruding the first part is larger than the displacement. Fluid flows between the flexible pipeline and the capsule body by extruding the flexible pipeline, the technical problem that high-frequency actuation of the input end is difficult to achieve is solved, meanwhile, the problem that the cylinder body and the piston are difficult to seal in the prior art is solved, the structure is simple, cost is low, and implementation is easy.

The utility model discloses a kind of unstacking devices, comprising: lifting mechanism, for placing by material package palletizing formed palletizing object, and can lift the palletizing object;Sucker mechanism is located above lifting mechanism;The sucker mechanism includes: suction cup, for sucking material package;Three-dimensional movement module, for driving suction cup to move in three-dimensional direction, to make suction cup move to palletizing object place and suck the material package, and move the material package sucked to discharge station, to make the material package enter material conveying line via the discharge station place.This utility model lifts palletizing object by lifting mechanism layer by layer, sucker mechanism is located above lifting mechanism, and the uppermost layer of palletizing object is guaranteed in fixed position by the lifting of lifting mechanism, reduces the movement stroke of suction cup under suction, improves unstacking efficiency.In addition, floating module is further configured above suction cup, when suction cup contacts material package, the inclination of suction cup can be adjusted according to the uneven shape of material package, so that suction cup is more suitable for adhering material package surface.

The application discloses a nuclear industry waste transfer equipment, which comprises a grab, a turnover device, a transfer device, a cleaning device and a cover taking and sealing device, the turnover device is used for carrying the turnover of an inner barrel of a circulating barrel, the transfer device is used for supporting the movement of the cleaning device and the cover taking and sealing device, the cleaning device is used for cleaning an outer barrel of the circulating barrel, and the cover taking and sealing device is used for taking and sealing a cover of the circulating barrel; the grab moves along a straight line direction, a grabbing position of the grab intersects with a turnover stroke of the turnover device and a transfer stroke of the transfer device, and the end of the grab is arranged with the circulating barrel, so that the grab can respectively take and place the inner barrel from the circulating barrel and the turnover device, take and place the cleaning device and the cover taking and sealing device from the transfer device, and respectively hold the cleaning device and the cover taking and sealing device to perform cleaning, cover taking and cover sealing on the circulating barrel. The equipment can efficiently realize waste transfer operation, avoids the introduction of human error, and improves system safety. The application further provides a nuclear industry waste transfer method.

The invention provides a glue winding device and wire glue winding equipment, and relates to the technical field of processing equipment, and the glue winding device comprises a glue winding mechanism. The glue winding mechanism comprises at least one glue winding assembly, each glue winding assembly comprises a guide part and a glue winding part, the guide parts are provided with steering guide rails, the glue winding parts are movably connected with the steering guide rails, and the glue winding parts can relatively move on the steering guide rails to change the arrangement direction of the glue winding parts. When the adhesive tape winding part is located at the first position, the adhesive tape winding part is parallel to the length direction of the guide part, and when the adhesive tape winding part is located at the second position, the adhesive tape winding part and the length direction of the guide part form an angle, and the adhesive tape winding part moves away from the guide part so that the adhesive tape of the adhesive tape winding part can be wound around materials. According to the glue winding device, the glue winding pieces move relatively, glue winding operation can be repeatedly conducted on the wires, the glue winding efficiency of the wires is improved, the movement stroke of the glue winding device is reduced, the structure is compact, the space utilization rate is high, and the automation degree is high.

The utility model relates to the technical field of calcium silicate boards, and one embodiment of the utility model provides a calcium silicate board double-suction-cup four-station demolding machine which comprises a bottom plate, and a guide rail is fixedly installed on the front side of the top of the bottom plate. The universal wheels move along the outer surfaces of the guide rails, so that the front-back position of the mold trolley is limited, the universal wheels stop moving when making contact with a baffle, at the moment, two positioning plates are located over a lifting plate, then an operator starts a telescopic rod, the lifting plate ascends, and a fixing motor is started, so that the mold trolley is fixed. The rotating shaft drives the rotating rod to rotate, the hinge rod pushes the two clamping plates to move oppositely, the clamping plates push the two positioning plates to move oppositely, and therefore the positioning plates make contact with the interior of the lifting plate, and through the technical scheme, the technical problem that calibration is inconvenient in the prior art is solved.

A two-position pin-type auxiliary circuit connector is disclosed. This solves the problems of large size, high cost, and limited circuitry in existing auxiliary circuit connectors. It includes a moving connector and a stationary connector. The moving connector has a first conductive element or a second conductive element, and the stationary connector has a second conductive element or a first conductive element. The first and second conductive elements cooperate to achieve circuit conduction. The moving connector has a clutch mechanism, and it has three positions: a first position where it is moved by a drawer when the clutch is engaged; a second position where the first and second conductive elements are connected; and a third position where the drawer moves independently when the clutch is disengaged. This invention has advantages such as simple structure, convenient assembly, reliable operation, small size, low cost, and long service life.

The battery formation air pressure clamp machine comprises a clamp base, a driving device and a type changing adjusting mechanism arranged on the clamp base; the clamp base comprises front and rear support plates arranged in parallel and at intervals, and a plurality of guide rods and connecting rods arranged in parallel and at intervals between the front and rear support plates; a plurality of battery clamping plates arranged in parallel and at intervals are slidably arranged on the guide rods; one pole lug electric connection device is arranged at each of left and right ends of the battery clamping plate, the pole lug electric connection devices are divided into two columns, the pole lug electric connection devices in the same column are longitudinally aligned and are connected in series on corresponding longitudinal adjusting rods; the driving device comprises a driving part, a bidirectional screw rod mechanism, a front push plate and a rear push plate; the type changing adjusting mechanism comprises two sets of rotating rods, transverse sliding blocks and transverse adjusting rods arranged side by side on the rear support plate. The battery formation air pressure clamp machine has the advantages that the use of false batteries can be avoided, the production efficiency and the space utilization rate are improved, and the battery type changing is convenient.

The utility model relates to bottle blowing machine technical field, concretely relates to bottle blowing machine of short blow molding period, it includes first lifting plate, upper guide pillar, lower guide pillar, upper roof, bottom plate, second lifting plate, first drive part, mesa board, second drive part, the top surface of mesa board is provided with injection mold and blow molding mould, the bottom surface of first lifting plate is provided with carousel assembly and is provided with servo motor on its top surface, the bottom surface of carousel assembly is provided with at least three groups of die head assembly, the bottom surface of second lifting plate is provided with air nozzle head, the utility model discloses utilize second drive part, first lifting plate, carousel assembly drive die head assembly to descend into blow molding mould, at the same time, utilize first drive part, second lifting plate drive air nozzle head synchronous descent and press against die head assembly, and then shorten the total travel of '' lifting frame'', and the time spent is relatively shorter, and it is favorable to improve production efficiency.