31results about How to "Low labor requirements" patented technology

The present invention relates to a method for producing an object (108) of metal wherein the object (108) is built with an additive manufacturing process on a base device (101) having a build surface(104) at one end, said base device (101) being part of a base device system (100) comprising at least one base device (101) and a supporting means (102) holding the base device (101) in a fixed position during the additive manufacturing process, wherein the method comprises the steps of: building the object (108) on at least a part of the base device build surface (104) with the additive manufacturing process, removing the base device (101) from the supporting means (102), connecting the base device (101) to a CNC machine provided with at least one machining tool and, separating the built object (108) from the base device (101) by means of a machining tool in the CNC machine.

The invention relates to a multiple variety and multiple order high speed sorting platform system and the sorting method for the system. The sorting platform system comprises a computer, an electrical display label, a shifting device, at least a sorting platform and an upper and a lower conveying line for loading and unloading goods. The sorting platform is arranged on one side of the conveying line, and an upper and a lower work table are arranged on the sorting platform, the electrical displaying label is arranged on the work tables and is connected with the computer through a signal transmission wire; the upper and the lower work tables are connected with the shifting device thorough the upper and the lower conveying lines to shift the objects to the sorting platform through the conveying line, or transferred to the conveying line from the sorting platform. The sorting method comprises starting an order task; checking whether the goods supplying case and the container are in place; operators sorting according to the current sort-out and sort-in states displayed on the electrical displaying label; sorting goods and moving out a turnover container, supplementing a position; finishing the whole sorting task. The invention has the advantages of the high automatic degree and sorting efficiency, the low labor intensity, the high expandability and integration.

The invention discloses a method for machining a scrubbing brush hand-held part. The method comprises following steps: (1) placing a blank body to be machined into an edge removing machine and fixing the blank body in the edge removing machine through a clamp; (2) starting the edge removing machine to remove residual edges of the blank body, so that the blank body can form the scrubbing brush hand-held part through machining; (3) placing the scrubbing brush hand-held part with the edges being removed into a profiling machine, and fixing the scrubbing brush hand-held part in the profiling machine through a clamp; (4) starting the profiling machine, and slotting the scrubbing brush hand-held part by machining tools on the profiling machine according to movement rails preset by the profiling machine; and (5) manually installing a bristle installation portion and bristles in the scrubbing brush hand-held part so as to form a complete scrubbing brush, removing scraps on the periphery of the scrubbing brush hand-held part, and chamfering the periphery of the scrubbing brush hand-held part.

The present invention belongs to the sewage treating plant of biochemical technology and membrane separating technology, and especially relates to a sewage treating plant with double-area gravity-elution membrane bioreactor. The plant consists of upflow type reactor and container, the said reactor as biochemical reaction area has central pipe and sewage inlet in the upper side wall, and the said container as solid-liquid separation area has membrane assembly with aeration pipe in the bottom. The container has air inlet and air outlet in the upper part and mixed liquid inlet in the lower part is communicated with the bottom of the upflow type reactor. Some communicated pipe via the side wall of the upflow type reactor is installed to communicate with the reactor and the central pipe of the reactor. The plant needs no suction equipment, high aeration efficiency and low power consumption.

The invention relates to the sewage biochemical treatment and sewage resource utilization field, in particular to a method for the denitrifying phosphorus removal and denitrification of activated sludge in a composite biological film and a reactor thereof. Through forming four reaction tanks in an integrated reactor, namely an anoxic tank, an aerobic tank, a sediment tank and a sludge anaerobic tank, filling materials are respectively added in the anoxic tank and the aerobic tank; denitrifying phosphorus-accumulating bacteria is enriched by utilizing the special structure of the biological film; the contradiction of denitrification and the phosphorus removal on the competition of sludge ages and a carbon source in the traditional process is effectively overcome through the steps of anaerobic phosphorus release, denitrifying phosphorus removal, aerobic nitration, denitrifying phosphorous accumulation, and solid-liquid separation in the integrated reactor, so that the optimal effects ofthe denitrification and the phosphorus removal are achieved simultaneously; and the invention is particularly suitable for the treatment of municipal sewage with low carbon-nitrogen ratio, has optimal phosphorus removal effect, and is conductive to the recovery and the utilization of phosphorous.

The invention discloses a method for treating organic wastewater with a two-phase anaerobic tubular membrane bioreactor. The method comprises the following steps of: adding anaerobic digested sludge into an up-flow complex acid-production reactor and a completely mixed methane-production reactor in an inoculating way; enabling organic wastewater to flow through all reaction chambers in the up-flow complex acid-production reactor in sequence and enter the completely mixed methane-production reactor, and adding wastewater into the completely mixed methane-production reactor by controlling the gas generation rate and the pH value; enabling a methane-phase mixed solution in the completely mixed methane-production reactor to scour the inner side of a tubular membrane component and flow back to the completely mixed methane-production reactor in a circulating way so as to be mixed hydraulically; separating the methane-phase mixed solution by using the membrane component to obtain effluent and methane gas; and collecting the methane gas at the methane gas outlet of the completely mixed methane-production reactor. The invention further discloses a device for implementing the method. The method and the device can be used for treating high-concentration organic wastewater so that the organic wastewater reaches the standard in a short process, and the method and the device can be also used for treating low-concentration organic wastewater so that the discharge of methane dissolved in effluent as a greenhouse gas can be reduced.

The invention relates to a zanjon air lifting pushing solid circulation integrated construction oxidation ditch, which comprises an anoxic zone, an anaerobic zone, an aerobic zone provided with a millipore aerator group and an integrated construction oxidation ditch of a solid and liquid separating zone, wherein, the anoxic zone is arranged at the front end of a main ditch. The integrated construction oxidation ditch is characterized in that a horizontal partition board which divides the main ditch into an upper groove layer and a lower groove layer as well as is left with channels at the front and the back is arranged at the middle-lower part of the ditch body between the ditch walls at the tail ends of the anoxic zone and the main ditch, the aerobic zone is arranged at the upper groove layer and the tail end of the main ditch and is provided with n (n is more than or equal to 1) aeration lifting zone (s) which is (are) composed of an inlet water-retaining wall, an outlet water-retaining wall and the millipore aerator group and is (are) provided with a lower water inlet and an upper water outlet. The aerobic zone is internally provided with n aerobic reaction zone (s), and the solid and the liquid separating zone is arranged between the anaerobic zone and the nth aerobic reaction zone. The lower groove layer is the anoxic zone. The integrated construction oxidation ditch has the advantages that: better anoxic, anaerobic, aerobic, and solid and liquid separating environments are created, the total dephosphorization and the total denitrification effects are improved, the yielding water quality is better, the occupation area is reduced, and the construction and the operation costs are lowered.

The present invention relates to sewage treating biological apparatus, and is especially one kind of vertically flowing composite biological sewage reducing reactor and its operation process. The vertically flowing composite biological sewage reducing reactor is separated with partition boards into three parts, including free protozoan / metazoan growth area, attached protozoan / metazoan growth arean and solid-liquid separating area. The vertically flowing composite biological sewage reducing reactor provides different protozoan / metazoan with proper habitat for stable growth, and thus has effectively raised sewage reducing effect. The present invention may be used in the reducing treatment of residual sewage from biological sewage treating system and in the treatment of reflux sewage in conventional active sewage treating system.

The invention relates to the field of engineering machinery, and discloses a method and device for calibrating the displacement current of a pumping pump and construction machinery. The method includes determining the initial displacement current of the pumping pump; In the case of the pumping pump and the displacement of the pumping pump being controlled by the initial displacement current, determine the pumping times of the pumping pump in the pumping cycle; determine whether the determined pumping times are in the within the range of preset pumping times; and in the case that the determined pumping times are not within the preset pumping times range, updating the initial displacement current until the determined pumping times are within the preset pumping times Send within the range of times to complete the calibration of the displacement current. In this way, the automatic calibration of the displacement current is realized.

The present invention belongs to the sewage treating apparatus adopting biochemical technology. The integrated stereo oxidation channel has two rectangular solid-liquid depositing separators, and the oxidation channel is separated with partition board into the upper aerobic area and the lower anaerobic area. Each of the solid-liquid depositing separators has inclined mixed liquid inlet in the bottom, overflow weir and water outlet on one side wall, and sludge reflowing port on the other wall. The two solid-liquid depositing separators are installed separately on two side walls of the stereo circulating oxidation channel. The stereo circulating oxidation channel has bottom isolated from air and this is favorable to forming anaerobic state and raising denitrifying efficiency. Compared with available oxidation channel, the present invention has 50 % reduced covered area.

The invention discloses an anaerobic sewage treatment device and an anaerobic sewage treatment process. The anaerobic sewage treatment process includes inoculating anaerobic digestion sludge and anaerobic ammonium oxidation sludge into an anaerobic membrane bioreactor and an anaerobic ammonium oxidation reactor; allowing wastewater to sequentially flow through the anaerobic membrane bioreactor, a denitrification reactor and the anaerobic ammonium oxidation reactor, then draining water and allowing a part of water to flow back to the denitrification reactor. The anaerobic sewage treatment device and the anaerobic sewage treatment process have the advantages that biogas energy can be recycled by the anaerobic membrane bioreactor, organic pollutants can be removed by the anaerobic membrane bioreactor, effects of removing nitrogen by denitrification and pre-selecting floras can be realized by the denitrification reactor, total nitrogen can be removed by an anaerobic ammonium oxidation pond, and the nitrogen removal aeration quantities can be effectively reduced by the anaerobic ammonium oxidation pond; the anaerobic sewage treatment device and the anaerobic sewage treatment process can be used for high-concentration organic wastewater, and accordingly the purposes of reaching mainly anaerobic carbon-nitrogen standards and recycling biogas can be achieved; the anaerobic sewage treatment device and the anaerobic sewage treatment process also can be used for treating low-concentration organic wastewater, and accordingly the aeration quantities required in treatment procedures can be reduced to a great extent.

The invention discloses an automatic stereoscopic warehouse unit cargo self-aligning storage platform which comprises a frame, a conveying mechanism which is arranged on the frame and is used for bearing unit cargos and conveying the cargos forwards; and the storage platform also comprises a cargo collection platform which is arranged in the middle of a cargo inlet end of the conveying mechanism and on which a weight sensor is arranged, a correction mechanism which is arranged on two sides of the cargo collection platform, and a controller; the cargo collection platform is driven and can move up and down vertically; the centering mechanism comprises a left centering plate and a right centering plate which are respectively arranged on two sides of the cargo collection platform; and the left centering plate and the right centering plate can be driven to synchronously move reversely. Meanwhile, the invention also discloses an adjusting method thereof. By employing a lifting type cargo collection platform, the cargo collection position is lifted, limitation of the transverse baffles on two sides is avoided, the forklift is only required to be approximately aligned during delivery, the correction mechanism is driven to finish centralization and alignment in the process of descending the cargo collection platform, the time, labor and work are saved, and the cost and labor requirements are reduced.

The present invention discloses a cultivation method for Hainan huanghua pear nursery stock. The cuttage comprises the following steps of: carrying out scion cuttage from April to May, or September to November; shearing the base of the cuttage scion, at an angle of 30 DEG with a length direction of the cuttage scion, to form a bevel cut by use of a pair of sterile scissors before cuttage, and then vertically fixing the base of the cuttage scion in a container with a root promoting liquid to soak for 3-6 h; using a cuttage container cup to fill a nutrient medium to carry out cuttage, wherein a first-layer medium is formed by mixing yellow soil, biogas, and peat in a mass ratio of 1:1:1; a second-layer medium is formed by mixing red loam, coconut dust and vermicompost in a mass ratio of 3:1:2 ; and a third-layer medium is formed by mixing red loam and vermicompost in a mass ratio of 2:1; inserting the part, with a distance of 5 cm above the base of the cuttage scion, into the nutrient medium, and inserting the bevel cut into the second-layer medium. The cultivation method for Hainan huanghua pear nursery stock provided by the invention ensures a high survival rate of Hainan huanghua pear nursery stock , and the cutttage scion has strong adaptability to season.

The present invention discloses a mud treating apparatus by means of biotechnology. The composite push-flow biological mud-reducing reactor is divided with partitioning boards into three parts, including free protozoan and metazoan growing area, adherent protozoan and metazoan growing area and solid / liquid separating deposition area. The reactor provides protozoan and metazoan of different types with feasible habitat and thus effectively raised mud reducing effect. The reactor of the present invention may be used either alone for treating mud in biological sewage processing system or in treating reflux mud via combination with aeration pond and secondary precipitation pond to reduce mud.

The invention discloses a device for conducting laser cladding treatment on plates and belongs to the technical field of industrial robots. The device comprises a lower cabinet, a cross-shaped electric cylinder, a rotating mechanism, a laser cladding mechanism, a visual system and an upper supporting frame. The cross-shaped electric cylinder comprises a horizontal electric cylinder body, a vertical electric cylinder body and a slide block. The rotating mechanism comprises a bottom plate, supporting posts, a third drive device, an expansion tightening sleeve, a workpiece holding disc and a workpiece holding box. The laser cladding mechanism comprises a horizontal-moving guide rail rack, a small sliding bearing, an upper flat panel, a hand wheel, a lead screw, an L-shaped support, a lower flat panel, a laser head, cushion plates, big sliding bearings and cylindrical linear guide rails. The visual system completes acquisition and processing of workpiece information. Laser cladding treatment for the plates is achieved through coordination of the cross-shaped electric cylinder, the rotating mechanism, the laser cladding mechanism and the drive device. The device is simple in structure, low in weight, high in efficiency and precision and automation degree, low in cost, and capable of being widely applied to various industrial sites.

The invention discloses a forced ventilation horizontal flow bio-drying reaction device and a forced ventilation horizontal flow bio-drying reaction method. The forced ventilation horizontal flow bio-drying reaction device comprises a horizontal flow groove type reactor, a relative humidity sensor, an infrared temperature measuring sensor, a mechanical turning system, a forced ventilation system and a forced ventilation control system, and adopts a relative humidity-infrared temperature combined control mode. The relative humidity-infrared temperature combined control mode can adapt to rapid temperature change of sludge water evaporation in the forced ventilation process, can maintain the exhaust gas of the reactor to be in a saturated steam state, and effectively increases the bio-dryingspeed, the high-temperature stability and the air utilization efficiency. The forced ventilation horizontal flow bio-drying reaction device and the forced ventilation horizontal flow bio-drying reaction method can be applied to residual municipal sludge to realize rapid biological drying, and also can be applied to biological heat drying of biological fuel to reduce forced ventilation energy consumption.