32results about How to "Reduce loading and unloading time" patented technology

The invention discloses a method for reinforcing the heat transfer efficiency and creep-resistance for pidgeon process reduction tanks, a method for realizing pidgeon process reduction tank automatic charging and discharging, a method for continuous monitoring the pidgeon metal reduction procedure, a method for reclaiming reaction by-product base metals, a vertical reduction tank employing the methods and a pidgeon process reduction furnace constructed by employing the vertical reduction tank.

A leakage method of obstruction reducing furnace intrinsic heat towards the furnace outside along reduction bank; a method which can simultaneously strengthen the coefficient of overall heat transmission and creep resistance of the reduction bank; an air cooling method for metal ingot cylinder of the reduction bank; a method of carrying automatic shipping and delivery of the reduction bank using earth gravity; an on-line continuous monitoring method for matallic reducing process. A vertical reduction bank is built with the said method. A vertical reducing furnace built with the said vertical reduction bank is characterized in that it is of high calorific efficiency, short reduction cycle, long reduction bank age and automatic charge, and can perform on-line observation for reduction process.

The invention discloses a special-specification vertical goods storing warehouse which comprises a vertical warehouse body, a lifting device and a cargo carrying tray, wherein the vertical warehouse body, the lifting device and the cargo carrying tray are connected; the vertical warehouse body comprises an upper frame, warehouse body pillars connected with the upper frame, rear connecting beams connected with the warehouse body pillars on the rear side, front guide pillars on the two sides and bottom connecting beams connected with the left and right warehouse body pillars; the tops of the front guide pillars are connected with the upper frame, and a cargo carrying tray support seat is arranged between the two warehouse body pillars on the same side; an upper guide wheel set and a lower guide wheel set are respectively arranged at the upper part and the lower part of each front guide pillar, and the lifting device is connected with the upper guide wheel set and the lower guide wheel set. The special-specification vertical goods storing warehouse is compact in structure and convenient in storage, transportation, loading and unloading, improves the efficiency of loading and unloading cargos, reduces labor intensity, and can meet the goods with special size storage requirements such as plates and bar stocks.

The invention relates to a small telescopic belt conveyer comprising a fixed rack, rollers, a belt and a movable rack arranged inside the fixed rack, wherein the two ends of a driven roller are fixed on the movable rack by virtue of plugs, the peak of a driving roller and the peak of the driven roller are located in the same horizontal plane, a tensioning roller is arranged on a tightness degree adjusting device, a re-directing roller is arranged between the driven roller and the driving roller, and a guiding bar is arranged between the re-directing roller and the tensioning roller. A telescopic mechanism is adopted, thus the length of a belt can be freely adjusted according to customer requirements, and the problems that a belt conveyer is required to be ordered again as distance of a conveyer is changed and the operating cost of a company is increased can be avoided; and meanwhile, the distance for manually carrying materials in a reciprocating way is shortened, the unloading time is shortened, the operation is stable and easy, the working efficiency is improved, and the labour intensity is reduced.

The invention relates to a numerically-controlled machine tool, in particular to a special numerically-controlled machine tool for machining axle type parts. The special numerically-controlled machinetool comprises a tool body, two spindle boxes mounted on the tool body, two tailstocks, two knife posts and a machine tool electrical control device; one of the tailstock can move up and down; supporting barrels are fixedly mounted in spindle holes in the spindle boxes; universal balls are fixed to the inner walls of the supporting barrels; and workpiece axial measurement devices are mounted on two sides of the two spindle boxes. According to the technical scheme, on the basis of an existing two-spindle numerically-controlled machine tool, the structures in the tailstock and the spindle on one side are improved so as to meet the requirements for loading and unloading as well as accurate axial length measurement of long axle type parts relatively large in length-diameter ratio, meanwhile,left-side and right-side axial length measurement devices are added to the machine tool, through the improvement and the addition, the loading and unloading time for the long axle type parts can be shortened effectively, the axial size measurement accuracy can be improved, and automatic loading, unloading, and size measurement can be realized.

The invention discloses a stackable high-temperature annealing technology. The technology comprises the following specific operation steps that 1, etched silicon wafers are stacked in order and put into a quartz sheet frame for annealing; 2, the silicon wafers on the quartz sheet frame are covered with a quartz cover plate and pressed, and the quartz sheet frame is fed into a high-temperature diffusion-oxidation furnace; 3, annealing is conducted by increasing and stabilizing the temperature of a furnace tube of the high-temperature diffusion-oxidation furnace; 4, temperature decreasing and discharging from the furnace are conducted, wherein the temperature of the furnace tube of the high-temperature diffusion-oxidation furnace is decreased, and the quartz sheet frame is discharged from the furnace. The stackable high-temperature annealing technology has the advantages that the surfaces of the stacked silicon wafers are isolated from air, and therefore the problems existing in a thermal oxidation technology are effectively solved; operation is easy, the consumed time is short, and quantity production is easy to achieve; meanwhile, the yield is high, the battery piece efficiency is significantly improved, the problems such as edge breakage, corner faults, hidden cracks and fragments in the loading and unloading process of the silicon wafers can be effectively solved, the loading and unloading time is shortened, the quality of battery pieces is improved, and the qualified rate of the battery pieces is increased.

The invention relates to the technical field of production of solar cells, in particular to a quartz boat for diffusion. The quartz boat for diffusion comprises a side connecting piece and brackets, wherein the brackets comprise a pair of upper brackets and a pair of lower brackets; the pair of upper brackets is symmetrically fixed on the inner side walls at the upper end of the side connecting piece; the pair of lower brackets is symmetrically fixed on the inner side walls at the bottom of the side connecting piece; a plane where the pair of upper brackets is arranged on is mutually parallel to that where the pair of lower brackets is arranged on; the distance between the pair of upper brackets is longer than that between the pair of lower brackets; and grooves at different intervals are formed in the inner side surfaces of the pair of upper brackets and the upper side surfaces of the pair of lower brackets. Through the adoption of the quartz boat for diffusion, the open-circuit voltage and the short-circuit current of the solar cells can be improved, the conversion efficiency is further improved, the square resistance of the cells can be controlled easily, the uniformity is enhanced, the method is feasible, and the operation is simple and convenient.

The invention relates to a tool for polishing a ceramic mobile phone back plate. The tool comprises a bottom surface, vacuum adsorption tool bodies and vacuum adsorption holes. The tool adopts a special groove type and a special material, in the mobile phone back plate machining process, the clamping precision of the mobile phone back plate can be guaranteed, the machining precision of the mobilephone back plate can be improved, the yield of the mobile phone back plate can be increased, in addition, the scratching effect of an acrylic material or an aluminum alloy material on the ceramic mobile phone back plate can be reduced by using the material, and secondary damage in the machining process can be reduced. The tool has the advantages that the adsorption force is strong, the number of the vacuum air grooves can be decreased, and meanwhile the comprehensive cost of the tool can be lowered.

The invention belongs to the technical field of construction, and provides an attached scaffold for construction. The attached scaffold comprises a base, a hoisting device and a threaded column; a lifting device is arranged in the base and comprises a driving wheel, a driven wheel and a lifting wheel; the driving wheel is fixedly connected with a synchronizing wheel, and the lifting wheel is connected with a threaded column in a sleeving mode; the hoisting device comprises a winding device, a hoisting rope and a fixing device, and the fixing device comprises a hoisting rod, a driven rod, a limiting ring and jacking rods; a moving space is formed in the driven rod, and the limiting ring moves in the moving space; the jacking rods are connected with the hoisting rod through elastic pieces, the ends of the jacking rods are each arranged in an arc shape, and the arc-shaped ends of the jacking rods move in the moving space; and a feeding space is formed in the base, and an automatic flipping device is arranged on the feeding space and comprises a cover plate, a rotating plate, a fixing seat and a rotating shaft. Thus, quick assembling, automatic lifting and material transporting can beachieved, the working efficiency is improved, and workers can be effectively protected.

The invention provides a circular operation intra-city logistics system comprising a logistics center, intra-city outward transportation vehicles and logistics center internal transportation vehicles. The logistics center is provided with a packing box treatment area, an intra-city vehicle entrance, an intra-city vehicle exit, an entrance for vehicles entering the city and an exit for vehicles leaving the city. The packing box treatment area is provided with a goods sorting flow line, a to-be-emptied packing box placing station and a to-be-charged packing box placing station. An intra-city outward transportation vehicle box unloading station, an intra-city outward transportation vehicle box loading station, an entering-city vehicle goods treatment station and a leaving-city vehicle goods treatment station are arranged at corresponding positions on the goods sorting flow line. The logistics center internal transportation vehicles transport to-be-emptied packing boxes on the intra-city outward transportation vehicle box unloading station to the to-be-emptied packing box placing station and then transport the emptied packing box to the to-be-charged packing box placing station. The circular operation intra-city logistics system can achieve continuous circular operation in the logistics center, save labor cost and time cost and improve the use frequency of the vehicles and the work efficiency of the express industry.

The invention relates to an anti-slip reinforcement device for cargo transport, in particular to a steel coil carrier for reinforcing vertical loading and transport of steel for a train, which belongs to auxiliary devices for transport and loading reinforcement business for the train and the like. The steel coil carrier is formed by welding channel steel and square pipes which are vertically and horizontally arranged, square holes are arranged on the steel coil carrier, triangular barrier plates are arranged on two sides of the steel coil carrier, lifting hooks are arranged on the outer sides of the triangular barrier plates, and baffle plate pins are inserted into the square holes. The steel coil carrier is formed by welding the high-quality channel steel and the high-quality square pipes, thereby being safe in operation, convenient in use, high in safety and universality and reusable. The steel coil carrier is applicable to vertical loading and reinforcement of steel coils of different coiling diameters, convenient in flexibility, simple in fixation of coiled plates and fast in loading without reinforcement, loading and unloading time are shortened, and transport cost is reduced.

The invention relates to an anti-skidding reinforcing device for cargo transportation, belonging to an auxiliary device for the transportation loading reinforcement service such as train, in particular to a vertically-loaded coil steel seat frame for vertically-loaded coil steel train transportation reinforcement. The coil steel seat frame is formed by welding channel steel and square tubes arranged longitudinally and transversely; a square hole is arranged on the coil steel seat frame; triangular baffles are arranged on the two sides of the coil steel seat frame; a lifting hook is arranged on the outer side of the triangular baffle; a baffle pin is inserted into the square hole; and a fixing sleeve is welded on the coil steel seat frame. The vertically-loaded coil steel seat frame provided by the invention is formed by welding high-quality channel steel and square tubes, has the advantages of high safety and strong generality, is simple to operate and convenient to use, and can be recycled. The vertically-loaded coil steel transported by train can be effectively fixed, and the slide or swing of the coil steel caused by railway acceleration or start or stop of a vehicle is avoided.

The invention provides an installation method of a double-circular-track system of a super high-rise unit type curtain wall. The installation method comprises the following steps of S1, erecting a hanging basket stopping platform for operating a hanging basket to stop on a stopping face; S2, assembling an operation hanging basket on the ground; S3, determining the installation position of circular tracks, and installing the circular tracks; S4, installing a hoisting device and the operation hanging basket for a curtain wall on the circular tracks; S5, debugging the circular tracks, the hoisting device and the operation hanging basket for acceptance; S6, installing the curtain wall unit; and S7, dismounting the circular tracks. According to the installation method of the double-circular-track system of the super high-rise unit type curtain wall provided by the invention, the circular tracks are installed through the method, the unit curtain wall is installed through the circular rails, multiple lifting points can be provided in a narrow construction site, and multi-gradient curtain wall installation can be carried out by installing the circular tracks with multiple gradients, so that the up-down transportation time of the hanging basket and materials is shortened, the indoor decoration operation is not affected, and the construction progress is accelerated.

The invention relates to the technical field of machining tools, and discloses a bracket device for an automobile bumper punching and welding all-in-one machine. The bracket device comprises a supporting base, a connecting block is fixedly connected to the middle part of the front surface of the supporting base, and the output end of a push rod motor is fixedly connected to the front surface of the connecting block; and the bottom face of the push rod motor is fixedly connected with the bottom face of the inner wall of the automobile bumper punching and welding all-in-one machine, a placing groove is formed in the bottom face of the supporting base, and an electromagnet is arranged in the placing groove. According to the bracket device for the automobile bumper punching and welding all-in-one machine, the push rod motor is started to drive a bracket structure to move backwards to pass through a punching device and a welding device of the punching and welding all-in-one machine, and punched workpieces are transferred to the rear part to be fixed through the fixing device under the work of a conveying device; and the push rod motor is matched with the conveying device, so that the feeding and discharging time in the workpiece machining process is shortened, the participation of people is reduced, the production efficiency is greatly improved, and the production cost is reduced.