34results about How to "Flexible feeding" patented technology

The invention relates to a semi-automatic punching machine for a packaging tube, comprising a base, wherein steps are formed on the upper surface of the base, a workbench is arranged at the middle of the first step surface, a main guide rail is arranged on the lower part of the workbench, and punching mechanisms are symmetrically installed on the main guide rail and at the both ends of the workbench respectively; a bottom plate is installed on the second step surface of the base, a groove opening is formed at the middle of the bottom plate, an arranging frame is arranged at the groove opening, packaging tube limit mechanisms are arranged at the outer ends of the bottom of the arranging frame respectively, and a feeding mechanism is arranged on the lower part of the bottom plate; and a pressing mechanism is further arranged above the workbench. The semi-automatic punching machine reduces labour intensity, is high in production efficiency and reliable in working, and guarantees the product quality.

The invention discloses a supercritical extraction and suspension bed hydrogenation combined system for a heavy oil raw material and a method. The combined system comprises a supercritical extraction unit and a suspension bed hydrogenation unit, wherein the supercritical extraction unit is used for extracting and separating the heavy oil raw material so as to separate out an asphaltic product; the suspension bed hydrogenation unit is used for carrying out suspension bed hydrocracking treatment on the asphaltic product coming from the supercritical extraction unit. The supercritical extraction and suspension bed hydrogenation combined system can greatly improve the conversion rate of heavy components of the raw material and asphaltene and reduce the scale of suspension bed unit, thus reducing investment and further greatly reducing the hydrogen consumption.

The invention provides an automatic feeding system for a pig farm. The automatic feeding system is high in automation degree and small in manpower requirement, reduces feed waste, saves the cost and improves pig group habitus. The automatic feeding system comprises a lard pig feeder, a piglet feeder, M lard pig troughs, N piglet troughs, M first feed inductors, N second feed inductors, a control module and a remote management module. The lard pig feeder comprises a lard pig feed storage bunker, a first conveying mechanism and M first discharging valves. The lard pig feed storage bunker is connected with the first conveying mechanism. The first conveying mechanism is respectively communicated with the M lard pig troughs through the M first discharging valves. The M lard pig troughs are arranged in the lard pig farm in a dispersing mode. The M first feed inductors are arranged in the M lard pig troughs respectively. The M first discharging valves and the M first feed inductors are respectively connected with the control module. The piglet feeder comprises a piglet feed storage bunker, a second conveying mechanism and N second discharging valves.

The invention relates to a method for preparing polypropylene. In the presence of a catalyst, a mode that at least two liquid phase stirring reactors are connected in parallel and are connected with a gas phase fluidized bed reactor in series is adopted to perform polymerization reaction of propylene, and the catalysts in the liquid phase stirring reactors comprise main catalysts, auxiliary catalysts and external electron donors. The method provided by the invention is based on the basic principle that liquid phase propylene and gas phase propylene are polymerized, a process that the liquid phase stirring reactors are connected in parallel and are further connected with a gas phase kettle is adopted, and a mode that the main catalysts with different polymerization properties and electron donors with different hydrogen regulation sensitivities are added into the liquid phase kettle, and a mode of differential hydrogen regulation and control, are adopted, so that a polypropylene product with wide molecular weight distribution and novel polypropylene products with excellent property can be developed.

The invention discloses an automatic cable tie dismantling device. The automatic cable tie dismantling device is characterized by comprising a conveying assembly and a tie dismantling assembly, wherein the conveying assembly is used for conveying a box body with a tie to be disassembled and comprises a driving motor, a plate chain module which is in driving connection with the driving motor and a recycling box which is arranged below the plate chain module and used for recycling the tie, the tie dismantling assembly is arranged beside the plate chain module and comprises a pressing air cylinder, a pressing guide bearing, a pressing guide column and a pressing plate, the pressing guide column is mounted on the pressing guide bearing through a pin shaft, the pressing plate is arranged on the pressing guide column in a sleeving manner, is connected with the pressing air cylinder and is driven by the pressing air cylinder to press the box body with the tie to be disassembled, and a tie cutting module used for cutting off a cable tie is further arranged at the position where the cable tie of the box body with the tie to be disassembled is located. According to the automatic cable tie dismantling device, disassembly of box body ties of various sizes can be achieved integrally, and the production efficiency of a packaging line body is greatly improved.

The invention discloses a catalytic cracking material pretreatment method, which comprises the following steps: filling a residual oil raw material into a solvent deasphalting device to perform deasphalting treatment; delivering the mixture of deasphalted oil and deeply drawn vacuum gas oil (VGO) to a hydrodemetallization region to perform a reaction in the presence of hydrogen and a demetallization catalyst; and finally, mixing the efflux of hydrodemetallization with one or two of the light wax oil and coker gatch, delivering the mixture to a hydrogenation treatment reaction region to perform a reaction in the presence of hydrogen and a hydrogenation treatment catalyst, wherein a liquid phase separated from the efflux of the hydrogenation treatment reactor is used as a catalytic raw material. When the method disclosed by the invention is used, different catalytic cracking raw materials can be treated stage by stage, the flexible operability and desulfuration efficiency of the device can be improved, and the cost can be reduced.

The invention discloses a dry separator feeding device and feeding method. The dry separator feeding device comprises a grading sieve, and further comprises a reversed loader and a vibrating distributing device. A feeding opening of the reversed loader communicates with a discharging opening of the grading sieve. A feeding opening of the vibration distributing device communicates with a discharging opening of the reversed loader. A discharging opening of the vibrating distributing device is used for communicating with a feeding opening of a dry separator. The dry separator feeding method is used for feeding by the dry separator feeding device. By means of the dry separator feeding device and feeding method, the arrangement flexibility of the grading sieve and dry separator is improved, rawcoal is uniformly laid on the dry separator, and the sorting precision and sorting effect of the dry separator are improved.

The invention discloses an efficient stone crusher for mines. The efficient stone crusher comprises a precrushing box, a crushing box, a collecting box, a feeding motor, a feed hopper and a feeding cylinder; the top of the precrushing box communicates with the upper end of the feeding cylinder inclined downwards; an output shaft of the feeding motor is fixedly connected with a spiral auger; a horizontal precrushing roller is mounted in an unloading port; multiple crushing teeth, longitudinally arranged, are fixed on the side wall of the unloading port; two horizontal main crushing rollers, cooperating with each other, are arranged in the crushing cavity; and a baffle plate is arranged in the collecting box under a blanking port. Stones crushed by the main crushing rollers can be contactedwith the main crushing rollers by multiple times from the bottoms, so that the crushing of the stones is facilitated; the crushed stones fall down from gaps at the two ends of the baffle plate, so that the stones fall smoothly, and are not easy to block; the stones in the blanking port can be totally discharged through manual operation to achieve the use flexibility; and during loading, through the feeding cylinder inclined upwards, more time and power are saved in feeding, and the labor intensity of workers is relieved.

The invention discloses burning loading and unloading equipment. The equipment comprises a rack, a first tray lifting mechanism, a second tray lifting mechanism, a third tray lifting mechanism, a fourth tray lifting mechanism, a first tray carrying mechanism, a second tray carrying mechanism and a material moving mechanism; the first tray lifting mechanism, the second tray lifting mechanism, the third tray lifting mechanism and the fourth tray lifting mechanism are arranged on two sides of the middle of the rack, and the first tray carrying mechanism and the second tray carrying mechanism aremovably arranged on two sides of a mechanism frame of the rack; the material moving mechanism is arranged on a rear side of an upper portion of the mechanism frame and can move above the mechanism frame in a multi-station mode. The burning loading and unloading equipment can be matched with existing semi-automatic burning equipment, so the existing semi-automatic burning equipment can be transformed into full-automatic burning equipment, existing equipment resources are fully utilized, automation of the product burning process is achieved, one person can operate multiple sets of equipment, andthe labor cost is reduced.

The invention provides a rotary feeder sealed through air curtains. The rotary feeder comprises a cambered impeller rotor, a shell body, a pressure limiting valve, a feeding inlet, a discharging outlet, rotating joints, externally-arranged bearings, big end caps, small end caps and conical sleeves. The cambered impeller rotor is of a hollow structure, and is provided with cambered plates evenly distributed along the circumference. An axial clearance taken as an airflow channel for the axial sealing air curtain is arranged between the tops of every two adjacent cambered plates. Annular clearances taken as airflow channels for the end face sealing air curtains are arranged between inner side plates and outer side plates. A hollow shaft, the cambered plates, the inner side plates and the outer side plates are connected into a whole. The cambered impeller rotor is detachably connected through the conical sleeves, studs, nuts, annular gaskets, arc-shaped grooves and the like. Compared with an existing feeder, the closed air curtains formed in the rotary feeder are good in sealing effect. The rotor does not make contact with the inner surface of the shell body, and the rotor is free of abrasion, so that the service life of parts and components is long. The rotor is flexible in operation and convenient to disassemble and clean. The rotary feeder can be taken as a non-contact rotary sealed feeding device which is capable of achieving continuous conveyance of materials.

The invention belongs to the technical field of appliances of cold rolling mills, and particularly relates to a rapid blank centering device of a cold rolling mill. The rapid blank centering device of the cold rolling mill comprises a clamping and grasping mechanism and a feeding device; a guiding and connecting mechanism is arranged between the feeding device and the clamping and grasping mechanism; and a blank passes through a slope in a guide groove and comes out of a U-shaped guide groove to be in butt joint with a core rod. The rapid blank centering device of the cold rolling mill has the beneficial effects that operation is simplified, secondary operation of adjusting the height of a feeding chute and the centering device is avoided when specifications of blanks are replaced, and a feeding chain and a front clamping jaw are protected from being damaged by impact of pipe blanks.

The invention relates to a cutting device, in particular to a ceramic tile cutting device. Therefore, the technical problem of the ceramic tile cutting device is that the ceramic tile cutting device which is high in working efficiency, capable of automatically feeding ceramic tiles, ensures the safety of operators, and cuts accurately is provided. According to the technical scheme, the ceramic tile cutting device comprises a bottom plate, baffles, a slide rail, first sliding blocks, mounting seats, first air cylinders, and a mobile clamping seat; the front side and the rear side of the bottomplate is connected with the baffles, the slide rail is symmetrically arranged on the left side of the top of the bottom plate, the first sliding blocks are arranged on the slide rail, the mounting seats are connected to the tops of the first sliding blocks on the left side and the right side, and the air first cylinders are arranged on the front sides of the tops of the mounting seats. According to the ceramic tile cutting device, the ceramic tiles can be fed through a feeding mechanism, an adjustment bolt can be screwed for moving left and right in a cylinder body, the distance of a piston moving to the right can be adjusted, the rotation ranges of a first gear and a rubber roller can also be adjusted, thus the feeding distance of ceramic tiles is adjusted, and feeding by using the deviceis more flexible.

The invention discloses an organic waste gasification treatment system and method. The system comprises a primary gasification device, a secondary gasification device, a spraying cooling device, a synthesis gas purifying device, a gas distributing device and a combustion device which are sequentially connected, wherein the combustion device connects with a combustion chamber; the primary gasification device connects with a gasification process air pipeline; the primary gasification device is fixedly arranged in the combustion chamber; the secondary gasification device connects with a high-temperature plasma torch device; and a supercharging water pump is arranged between the spraying cooling device and the synthesis gas purifying device. The organic waste gasification treatment system canconvert organic waste into gasification synthesis gas and discharge organic waste gasification residual inertial ash slag on site; and meanwhile, the gasification synthesis gas is recycled, so that stable operation of the system is realized, and pollution is avoided. Besides, the system is integrated and mounted in a standard container with high integration degree.

The invention provides an automatic spool loading and unloading device of a two-for-one twister, which comprises a rack, a rotating shaft, a spool positioning seat for positioning a spool, a driving mechanism and a feeding mechanism, the rack is provided with a bottom plate and two side plates, the lower end of the bottom plate is connected with supporting legs, the side plates are vertically fixed on the bottom plate, the rotating shaft is rotatably connected between the two side plates, and the rotating shaft is connected with the driving mechanism. The rotating shaft is evenly and fixedly sleeved with a plurality of installation discs in the axial direction of the rotating shaft, the four bobbin positioning bases are evenly distributed and installed on the installation discs in the circumferential direction, one end of the rotating shaft penetrates out of the side plate and is connected with a driven gear, a loading and unloading motor is fixed to the lower end face of the bottom plate, and a driving gear meshed with the driven gear is fixed to an output shaft of the loading and unloading motor. The device is high in automation degree, the feeding mechanism is arranged, and empty bobbins can be automatically loaded; the spool positioning seat is arranged on the rotating shaft, and the rotated spools can automatically fall off from the positioning sleeve and fall into the collecting box.

The invention relates to a transmission mechanism of a fixed handpiece of a drill press for a brake pad of an automobile, and relates to the field of drilling equipment of the brake pad of the automobile. The transmission mechanism of the fixed handpiece of the drill press for the brake pad of the automobile comprises a motor fixed on an installing base. The motor is connected with a multi-shaft machine installing base through a shaft extension optical shaft. A multi-shaft machine is connected on the left side of the multi-shaft machine installing base and drills are installed on the left side of the multi-shaft machine. The installing base is fixed on a sliding installing plate. The bottom of the sliding installing plate is arranged on a linear guide rail through a linear slide block. Two or four drills are installed. A protective cover is arranged above the linear guide rail and fixed on the sliding installing plate. The transmission mechanism provided by the invention is simple and reasonable in structural design, stable and reliable in power transfer effect and agile in tool bit feed, and can realize multi-rotary shaft matched processing and complete drilling at one time and counterboring forming process, and is simple in operation and high in processing efficiency.

The invention discloses a cave-type accurate automatic bait feeder, comprising a storage bin portion and a charging and feeding portion connected to a lower mouth of a storage bin. The storage bin portion is composed of a bait bin and a bait bin cover. The charging and feeding portion is composed of a quantitative discharger, a gear motor, a neck bush, a connecting shaft and a shell. The bait in the bait bin covers on the quantitative discharger which is provided with a cave and the cave are fully filled with the bait; when working, the gear motor drives the quantitative discharger to rotate,when the cave rotates to the opening below the shell, bait in the cave falls automatically, so as to realize feeding. Through customizing the size and number of the cave and setting the rotation speedand working duration of the gear motor, the timed and quantitative feeding of the bait is realized by the structure, the workload of bait feeding is greatly reduced, the waste of the bait is greatlyreduced, and large amount of manpower and material resources are saved.

The invention relates to a heavy oil productive naphtha production system, which comprises a feeding unit, a first-stage reaction unit, a second-stage reaction unit, and a third-stage reaction unit, wherein the first-stage reaction unit comprises a first-stage heating furnace, a first-stage suspended bed hydrogenation reactor, and a first-stage separation unit, the secondary reaction unit comprises a secondary heating furnace, a secondary fixed bed hydrogenation reactor, a vacuum tower and a secondary separation unit; and the third-stage reaction unit comprises a stripping tower, a third-stageheating furnace, a fractionating tower, a third-stage fixed bed hydrogenation reactor and a third-stage separation unit. The heavy oil productive naphtha production system further includes a circulating hydrogen system. The invention relates to a production method of heavy oil productive naphtha. According to the production system and the production method of heavy oil productive naphtha, the conversion rate of components in heavy oil at 525 DEG C or above is 95%, the naphtha product yield is greater than 80%, and meanwhile, the production system and the production method are simple in process, compact in occupied area, reasonable in commercial investment, flexible in feeding and relatively low in hydrogen consumption.

The invention discloses a threshing device of a tangential-transverse flow grain combine harvester. The threshing device comprises a threshing chamber wall, an axial flow roller cover plate, a tangential flow roller, a tangential flow concave plate, a transverse axial flow roller, a movable concave plate and an auger. The rotating speed of the tangential flow roller is between the bridge crossingspeed and the rotating speed of the axial flow threshing roller, crop acceleration and partial threshing are achieved in the tangential flow roller, the speed of crops entering the transverse axial flow roller is increased, partial threshing is conducted on the crops, and the burden of a subsequent threshing system is relieved; the transverse axial flow roller is divided into three sections, the threshing capacity is high, the threshing gap of the axial flow concave plate is adjustable, operation is flexible, and the requirements of different feeding amounts are met. The purposes of smooth feeding, loss rate reduction and threshing efficiency improvement are achieved, the feeding amount of the grain harvester is increased, and the compactness of the structural design is achieved.