2724 results about "Stockpile" patented technology

The invention provides a coal mine multi-source waste heat intelligent utilization system and method based on cross-seasonal heat storage, and relates to the technical field of coal mine waste heat utilization, and the system comprises the steps that a heat prediction module monitors and obtains a plurality of historical redundant heat sequences of a plurality of coal mine waste heat sources, and carries out heat prediction in a preset time window; a heat supply demand prediction module reads the heat use characteristic sequence and the associated heat use characteristic sequence and performs heat supply demand prediction; a heat storage scheme optimization module performs heat storage scheme optimization and outputs an optimal heat storage proportion sequence by taking a heat supply quantity sequence meeting a predicted demand as a conditional constraint, taking the maximum capacity of heat storage equipment as an equipment constraint and taking the minimum heat loss as a target; and the heat storage management and control module executes heat storage management and control in a preset time window according to the optimal heat storage proportion sequence. The technical problem that in the prior art, waste heat cannot be effectively stored can be solved, the technical target of intelligent regulation and control system construction is achieved, and the technical effect of improving the waste heat utilization efficiency is achieved.

The invention discloses a carbon transaction-oriented biomass gas coupling coal-fired power generation full-life-cycle carbon emission accounting method. The method comprises the steps of determining accounting boundaries of collection and transportation, storage pretreatment, gas production and coupling power generation of covering raw materials; activity data are collected, space-time mapping of upstream batch data and unit side continuous operation data is established, and data quality grading and uncertainty measurement are carried out; when actually measured synthesis gas components or lower calorific values are missing, a soft measurement model is constructed based on operation data, batch characteristic feedforward coupling is introduced, and an estimated value and uncertainty are output; calculating an intermediate quantity based on a material-energy-carbon conservation mechanism model, performing dynamic correction by adopting a residual correction model containing physical consistency constraint, and adjusting a physical constraint weight according to uncertainty; and an emission list and an MRV data packet are generated in combination with the dynamic emission parameters, and are used for monitoring, reporting, checking and transaction settlement, so that the precision and the traceability are improved, and the physical consistency is ensured.

Disclosed is a storage basket. The storage basket includes: a bottom wall, a left wall, a right wall, a front wall, a rear wall. Wherein the left wall extending substantially vertically upward from a left end of the bottom wall, the right wall extending substantially vertically upward from a right end of the bottom wall.

The invention relates to the technical field of casting machining feeding equipment, and discloses an electric furnace automatic feeding device for casting machining, which comprises a lower bottom plate, an automatic feeding mechanism and an anti-blocking vibration mechanism are respectively arranged above the lower bottom plate, the automatic feeding mechanism comprises a feeding bin, the feeding bin is arranged above the lower bottom plate, and the anti-blocking vibration mechanism is arranged above the feeding bin. A mounting frame is fixedly connected to the left side face of the feeding bin, a conveying motor is fixedly connected to the inner wall of the mounting frame, and a rotating rod is fixedly connected to the output end of the conveying motor. According to the automatic feeding device of the electric furnace for casting machining, the automatic feeding mechanism is arranged, raw materials for casting machining of the electric furnace for casting machining are conveniently stored through the feeding bin, a conveying motor drives a rotating rod to drive a spiral blade to rotate in the feeding bin, and the raw materials in the feeding bin are conveniently conveyed; the extension length can be adjusted according to the height of an electric furnace mouth and the raw material accumulation condition, safety accidents such as scalding and raw material falling and crushing are avoided, and the effect of improving the feeding efficiency is achieved.

The utility model provides an ore cleaning and conveying device which comprises dust removal boxes, the two dust removal boxes are fixed to the two sides of the discharging end of an upper-stage conveying belt correspondingly, an inclined guide groove is fixed between the dust removal boxes, the upper end of the guide groove is connected with the upper-stage conveying belt, the lower end of the guide groove is connected with a lower-stage conveying belt, and dust collection nets are arranged on the opposite faces of the two dust removal boxes correspondingly. The side end of the dust removal box is communicated with negative pressure equipment through a vacuum pipe, a filter plate is vertically fixed between the dust collection net in the dust removal box and the vacuum pipe, and a dust collection box capable of being pulled out is arranged at the lower end of the filter plate in the dust removal box. According to the ore cleaning and conveying device, existing equipment can be conveniently installed and transformed, the fall can be reduced by guiding ore materials to slide down along the inclined face through the material guide groove, dust generated in the falling process of the ore materials is reduced, and meanwhile impact on a lower-stage conveying belt when the ore falls can be reduced. And dust generated along the path in the falling process of the ore charge is sucked into the dust removal box from the dust suction nets on the two sides through negative pressure to be collected and stored.

The invention provides an electrolyte treatment system, and relates to the technical field of electrolyte treatment. The electrolyte treatment system comprises a carrier, the carrier is used for carrying a device, a to-be-detected sample tank, a powder storage tank and a liquid storage tank, the powder storage tank is used for storing solid raw materials, the liquid storage tank is used for storing liquid raw materials, and the to-be-detected sample tank is used for storing to-be-detected electrolyte; the carrier, the preparation device and the detection device are arranged around the transfer device in a surrounding manner; wherein the transfer device is configured to be capable of conveying the appliance and the powder storage tank to the preparation device, the solid raw materials in the powder storage tank are injected into the appliance in the preparation device, and the transfer device can be used for injecting the liquid raw materials in the liquid storage tank into the appliance so as to prepare the electrolyte to be detected; the transfer device is configured to be capable of conveying a to-be-detected sample tank or appliance to the detection device, and the detection device can detect at least one of the conductivity, solvation energy and ultraviolet-visible absorption spectrum of the to-be-detected electrolyte.

A robotic load handling device for lifting and moving one or more storage containers stackable in a storage and retrieval system The container lifting mechanism includes: a grabber device comprising a first gripper assembly configured to releasably engage the storage container and a second gripper assembly configured to releasably engage the insert nested within the storage container; at least one actuating mechanism configured to actuate the second gripper assembly independently of the first gripper assembly to separately engage the insert nested within the storage container; and (iii) a drive mechanism configured to raise and lower the grabber device to vertically move the insert out of the storage container to a raised position at which the insert base is above the storage container and to a lowered position at which the insert is nested within the storage container when the second gripper assembly is engaged with the insert.

A storage facility includes a storage space enclosing a storage and retrieval system, a transit space, and a first separation wall. The storage and retrieval system includes a storage grid configured to store a plurality of storage containers in vertical stacks, a first upper vehicle support extending in an upper horizontal plane above the storage grid, and a container handling vehicle configured to transport at least one of the plurality of storage containers on a wheel arrangement between at least two locations on the first upper vehicle support. The transit space includes a second upper vehicle support extending in the upper horizontal plane and arranged relative to the first upper vehicle support such that the container handling vehicle may move between the storage space and the transit space. The first separation wall separates the storage space and transit space. The first separation wall includes a first upper opening having a minimum size and vertical position allowing the container handling vehicle to pass through, and a first upper closable gate configured to open and close the first opening.

The application belongs to the technical field of other metal processing machinery manufacturing, in particular to a pipeline inner wall polishing equipment. The upper surface of the machine body is fixedly connected with a first guide rail. A first guide groove is arranged in the first guide rail. Two sliding tables are slidably connected in the first guide groove. The upper surface of one of the sliding tables is fixedly connected with a storage box. One side of the storage box is fixedly connected with a first hydraulic cylinder. The output end of the first hydraulic cylinder is provided with a polishing wheel. The upper surface of the other sliding table is fixedly connected with a positioning table. One side of the positioning table is fixedly connected with a limiting ring and a limiting plate. A limiting groove is arranged between the limiting plate and the limiting ring. One side of the first hydraulic cylinder is provided with a polishing assembly. The polishing assembly comprises a motor fixedly connected with the output end of the first hydraulic cylinder. One side of the motor is fixedly connected with a positioning disc. The pre-treatment assembly and the adsorption roller are arranged to solve the problem that the metal dust generated by polishing is accumulated on the inner wall of the pipeline, affecting the polishing quality of the pipeline.

A system for applying a flowable material to a surface that includes an applicator and a storage pod is disclosed. The storage pod may have a housing and a lid that engage each other to form an interior cavity that contains a flowable material. The applicator receives the storage pod and has a pusher mechanism to apply a force to the housing causing the housing to collapse. As the housing collapses, the flowable material is expelled from the storage pod. The applicator may be a reusable applicator where the storage pods can be used and reloaded, or a single use disposable applicator.

The invention discloses a cast rolling production degassing box which comprises a supporting base fixedly installed on the ground, a degassing box body is fixedly installed on the upper surface of the supporting base, a supporting frame is fixedly installed on the outer portion of the rear side of the degassing box body, and a gas storage box storing inert gas is fixedly installed on the upper surface of the supporting base. A first air pump communicated with the air storage box is fixedly installed on the upper surface of the air storage box, the first air pump is communicated with a containing groove formed in the bottom end of the interior of the degassing box body through a conveying pipe, the air storage box is connected with a preheating mechanism in the degassing box body, and an air brick is fixedly installed at the lower end of the interior of the degassing box body; and a stirrer is rotationally mounted above the air brick. According to the degassing box for cast-rolling production, the heat exchange pipeline is heated through the temperature of molten aluminum, inert gas in the gas storage box circularly flows in the heat exchange pipeline through cooperation of the second gas pump and the connecting pipe, the purpose of preheating gas is achieved, and the situation that the molten aluminum is solidified due to the low temperature when the gas is introduced into the molten aluminum is reduced.

An automatic operation platform for dry sludge treatment comprises a sludge bin used for storing sludge; the automatic sludge unloading device is used for guiding the sludge in the sludge bin into a sludge unloading vehicle; the sludge vehicle conveying mechanism is laid on the ground and used for driving the sludge unloading vehicle to move to a designated area; the detection device is used for detecting whether one feeding hole in the sludge discharging car is aligned with the discharging hole of the automatic sludge discharging device or not; the dust removal device is used for being connected with and sealing the remaining feeding ports in the discharging trolley and sucking air and dust; and the controller is used for controlling the automatic sludge unloading device, the sludge truck conveying mechanism and the dust removal device. The sludge treatment device is automatic in treatment and intelligent in operation, and the sludge treatment efficiency is improved.

The thermal chemical heat storage and carbon capture system comprises a coal-fired boiler, a calcination reactor and a carbonation reactor, the calcination reactor extracts high-temperature flue gas from the front wall of a hearth of the coal-fired boiler, the high-temperature flue gas drives CaCO3 in the calcination reactor to be decomposed into CaO and CO2, and heat storage is achieved; the reacted flue gas is pumped back into a tail flue of the coal-fired boiler, and the flue gas flow required by the reaction is controlled through a flow control valve on a pumping pipeline; caO generated by the calcination reaction can enter the carbonation reactor in the heat release stage, a heat release carbonation reaction is carried out, heat is released, CaCO3 obtained after the heat release reaction returns to the calcination reactor through a pipeline to serve as a reaction raw material, and CO2 obtained after the heat release reaction is output to a heat supply system. The integration of heat storage, heat release and carbon capture is realized by utilizing calcium-based material circulation, and the peak regulation capacity and the carbon capture economy of the coal-fired unit are remarkably improved.

The utility model discloses a small soft sweet sandwich integrated casting machine which comprises a conveying mechanism, a machine table, a casting device and at least two hoppers, the conveying mechanism is assembled on the machine table and used for conveying molds, and all the hoppers and the casting device are installed on the machine table and located above a conveying belt. Each hopper is used for storing different materials, the pouring device comprises at least one sandwich pouring nozzle and a plurality of quantitative feeding assemblies corresponding to the hoppers, the sandwich pouring nozzles communicate with the quantitative feeding assemblies, and the quantitative feeding assemblies quantitatively extract the materials in the corresponding hoppers and push the materials into the sandwich pouring nozzles to be discharged; under the cooperative work of the unique quantitative feeding assembly and the sandwich pouring nozzle, synchronous injection molding of core materials and skin materials is achieved, the production efficiency is remarkably improved, it is ensured that the overall structure of soft sweets is tighter, the appearance quality of products is improved, the taste and stability of the products are improved, and the soft sweets are more competitive in the market.

An inventory handling station assembly for a storage and retrieval system is disclosed. A grid framework structure includes a plurality of upright columns for one or more containers to be stacked, the plurality of upright columns being interconnected at their top ends by grid members which support first and second sets of tracks for a load handling device to move containers on the grid framework structure. A supply zone includes at least one vertical chute. A buffer zone vertically accumulates containers and includes at least one bin lift device. An access station is intermediate of the supply zone. A conveyor system conveys containers 10 from the supply zone to the buffer zone via the access station.

The invention relates to the technical field of storage tanks, and provides a sealed heat-insulation tank for storing fluid and a ship, the sealed heat-insulation tank comprises a plurality of sealed heat-insulation tank bodies distributed in a matrix arrangement mode, each sealed heat-insulation tank body comprises an upper plywood, a polyurethane layer and a lower plywood, each polyurethane layer comprises a plurality of polyurethane units, and each polyurethane unit comprises an upper plywood, a lower plywood and a lower plywood. A gap is reserved between every two adjacent polyurethane units and sequentially comprises a first gap and a second gap from top to bottom, the width of the first gap is larger than that of the second gap, the portions, located in the gaps, of every two adjacent polyurethane units are filled with a filling layer used for cold insulation, a sealing film is arranged in the first gap, and the width of the sealing film is larger than that of the second gap. Therefore, the second gap is covered. The gap is filled with the cold insulation filling layer, the sealing film is arranged in the first gap to cover the second gap, the cold insulation effect is further enhanced, the cold capacity is effectively blocked, and the cold insulation performance and reliability of the whole sealing and heat insulation tank structure are improved.

The invention discloses a preparation method of a high-quality solid welding wire. The preparation method comprises the following steps of S1, raw material selection and pretreatment, S2, a drawing forming process, S3, surface treatment, S4, aftertreatment and finishing, S5, quality detection and control and S6, packaging and storage. Before work starts, raw materials are selected, low-carbon steel is selected, the purity of S is controlled to be smaller than or equal to 0.010%, the purity of P is controlled to be smaller than or equal to 0.015%, the size is controlled to be phi 5.5-6.5 mm, then oxide skin is removed through sulfuric acid for 5-10 min, after flushing is conducted through high-pressure water, residual acid is neutralized through alkali liquor, corrosion is prevented, then hot air drying is conducted at the temperature of 100-120 DEG C, it is guaranteed that no water exists on the surface, and the low-carbon steel is obtained. According to the method, the raw materials are pretreated, so that the cleanliness of the raw materials is improved, the production quality of the thick solid welding wire is improved, then the raw materials are smelted after being pretreated, and then a mixture of rare earth, deoxidized silicon, alloy vanadium and copper phosphorus tungsten carbide is added according to different environment requirements so as to increase the variety of the welding wire.

The present invention relates to a subsea storage system for storing a water miscible storage fluid and methods related thereto.

The invention relates to the technical field of garbage power generation, and provides a garbage crane control method and system. The garbage crane control method comprises the steps that a three-dimensional model of a garbage pool used for storing garbage is established; identifying each piece of garbage stored in the current garbage pool and a garbage type corresponding to each piece of garbage; determining garbage distribution data in the garbage pool according to the three-dimensional model; under the condition that a garbage crane control task is received, according to the garbage distribution data, the garbage type corresponding to each garbage and the garbage crane control task, determining a garbage crane target position corresponding to the garbage crane control task; and a garbage crane arranged in the garbage pool is controlled to move to the garbage crane target position, and the garbage crane is controlled to execute the garbage crane control task at the garbage crane target position. According to the garbage crane control method, the automatic control level of the garbage crane can be improved, the labor cost is saved, and the safety risk caused by long-term operation of workers in a severe environment is reduced.

The invention provides a method for adjusting the moisture content of a tackified soil material yard, and belongs to the technical field of water conservancy and hydropower engineering construction. Calculating the unit water supplementing amount required by the unit volume of cohesive soil in each partition; calculating the total water supplementing amount required by the cohesive soil in each subarea; the number of water supplementing pits in each partition is determined; a plurality of water replenishing pits are uniformly arranged in each subarea; and the multiple arranged water supplementing pits are filled with water, mining is carried out after the water supplementing pits are placed for 2-5 days, mixing is carried out while mining is carried out, and the mixture is loaded and transported to a filling site after uniform mixing. According to the method, the water supplementing pit is arranged in situ in the mining material field, blending is carried out while mining is carried out, the uniformly-blended cohesive soil is directly loaded and transported to the filling field for use, the construction procedure is simple, a temporary soil material stacking field does not need to be additionally developed, secondary soil material transferring is not needed, and the treatment cost is saved; and the moisture content of the soil material increased by the method is close to the optimal moisture content, the humidity is uniform, and the quality of the soil material can be effectively improved.

The invention relates to the technical field of mining robot mechanical arms, in particular to a mining positive-pressure anti-explosion cooperative mechanical arm and a gas control system and method thereof. The mining positive-pressure anti-explosion cooperative mechanical arm gas control system comprises a gas source processing unit and a gas storage unit, gas is directly taken from a mine laneway environment through a gas pump, the concentration of methane in the gas is detected in real time through a methane gas sensor in a buffer cavity, and a circulating purification and waste discharge path is formed through an electromagnetic valve set; and it is ensured that only qualified gas is stored in the gas storage cavity. The whole machine adopts the vertical layout of the air cavity, the equipment cavity and the mechanical arm body, and the structure is compact; the control method comprises the steps of gas purification, purging, positive pressure maintaining and the like, and through multi-stage pressure sensing and closed-loop control, the stable positive pressure, 50 Pa higher than the ambient atmospheric pressure, in the equipment cavity is dynamically maintained. According to the invention, gas source self-supply in an underground explosive environment of a coal mine is realized, and the device has the advantages of high load self-weight ratio, small transformation degree and reliable operation.

The invention relates to the technical field of cutting fluid filtering, in particular to a cutting fluid filtering machine for a machine tool, which comprises a filter, a storage box arranged on the machine tool and used for storing cutting fluid, and a pumping and draining pump set arranged on the filter and used for pumping and draining the cutting fluid, side strips are fixedly connected to the two sides of the inner wall of the storage box, and a transverse moving frame is arranged on the storage box; the two ends of the side wall of the transverse moving frame are fixedly connected with L-shaped frames. The transverse moving frame is only needed to be placed on the cutting fluid storage box of the machine tool, then the position of the electric driving wheel is locked through the clamping mechanism, the main pipe can be automatically driven to move at the bottom of the storage box, automatic extraction of cutting fluid and waste residues is achieved, the main pipe can be driven to automatically move at the bottom of the storage box, and the machining efficiency is improved. And a floating oil extraction mode can be quickly converted, floating oil on the upper surface of the cutting fluid is extracted and filtered, the flexible performance of the device is improved, and workers do not need to hold the device all the time to extract the floating oil.

The application relates to the technical field of logistics storage, and discloses a material picking system, a storage system and a material picking method. The material picking system comprises a goods shelf and a goods taking and placing assembly. The goods shelf has storage positions and buffer positions. The storage positions are used for placing inventory containers storing materials, and the buffer positions are used for placing or picking order containers by a carrying robot. The goods taking and placing assembly has a first bearing table and a second bearing table. The goods taking and placing assembly can be moved to the storage positions to take the inventory containers to the first bearing table or place the inventory containers on the storage positions, and be moved to the buffer positions to take the order containers to the second bearing table or place the order containers on the buffer positions. A picking mechanism is arranged on the goods taking and placing assembly. The picking mechanism is used for picking at least part of the materials in the inventory containers on the first bearing table into the order containers on the second bearing table according to orders corresponding to the order containers. In the above manner, the material picking efficiency can be improved, and the space utilization rate of the warehouse can be optimized.

A raw material gas supply system for supplying a raw material gas generated by vaporizing a solid raw material to a processing apparatus, includes a vaporization device configured to vaporize the solid raw material to generate the raw material gas, a delivery mechanism configured to deliver a dispersion containing the solid raw material dispersed in a liquid from a storage container storing the dispersion to the vaporization device, and a separation mechanism configured to separate the solid raw material from the dispersion in the vaporization device.

The invention discloses a curing agent for curing and damming solid waste and a layer-by-layer cofferdam damming process, and relates to the technical field of damming filler devices. The curing agent is characterized in that a guide and discharge device with a guide and regulation effect is arranged on the front side of a preparation device; a reclaimed water device with filtering and flow guiding functions is arranged on the side face of the preparation device, and the industrial solid waste environment-friendly treatment, solidification and accumulation technology is adopted, so that equipment machining automation is achieved; according to the process of stirring industrial solid waste and reclaimed water according to a ratio, adding a curing agent according to a classified ratio of the industrial solid waste, conveying by a pipeline, curing and building a weir, repairing a pool on a pool, forming a central emergency pool, stacking and storing, and greening the solid, the dust pollution after stacking is reduced, the storage capacity can be increased, the service life is prolonged, and the environmental pollution is reduced. The effect after layered solidification and accumulation is similar to that of a terraced field, vegetation greening is carried out after soil covering, and the industry is recovered and improved step by step.

To provide a sheet manufacturing apparatus with a simple configuration that reduces leftover powder. [Solution] The sheet manufacturing apparatus 1 comprises a supply unit 200 for supplying powder, a mixing unit 33 for mixing fibers and the powder to form a mixture, a deposit unit 50 for depositing the mixture to form a web W, and a molding unit 70 for compressing the web W to form a sheet. The supply unit 200 comprises a cylindrical container for storing the powder, a cylindrical inner wall 221 into which the cylindrical container can be inserted, a holding unit 220 that can contact the cylindrical container, and a drive unit 230. When the cylindrical container is inserted into the holding unit 220, the holding unit 220 and the drive unit 230 hold the cylindrical container, and the roller surface of the drive unit 230 is provided with a plurality of first protrusions 336, and the outer surface of the cylindrical container is provided with a plurality of second protrusions 317, and the plurality of first protrusions 336 and the plurality of second protrusions 317 interlock.

The invention relates to a circular stockyard intelligent material piling and taking control method based on multi-dimensional sensor fusion, and the method comprises a circular stockyard intelligent material piling and taking control system based on multi-dimensional sensor fusion, and also comprises the steps: collecting multi-dimensional data in real time through a multi-dimensional sensor network; inputting the preprocessed multi-dimensional data into a multi-modal fusion deep neural network of an edge calculation processing unit, and generating environment perception information and equipment state evaluation information in real time; the intelligent control decision module receives the environment perception information and the equipment state evaluation information, generates and optimizes a self-adaptive material piling and taking control strategy through a three-layer architecture, and issues the self-adaptive material piling and taking control strategy to the material piling and taking machine for execution; the predictive maintenance system calculates the equipment health index and predicts the remaining service life based on the equipment state evaluation information, and formulates a maintenance scheme in combination with the operation plan. According to the invention, all-around perception, intelligent control decision and predictive maintenance of the material yard environment are realized, and the efficiency, the safety and the economical efficiency of material piling and taking operation are remarkably improved.

A selectively sealable evacuable storage bag comprises a first side comprising a flexible waterproof bag material having a first peripheral shape, a thickness, a first inner surface and a first outer surface; an opposed second side of the bag material comprising a mirror image of the first side in corresponding engagement with the first side; a waterproof weld joining the first side to the second side and defining an opening and a storage chamber extending between them, the opening configured to receive an article; a valve disposed on the first side or the second side, the valve disposed in a conduit attached to respective side and extending from a conduit opening to an outlet opening; and a selectively openable and closable seal disposed proximate the opening and providing a watertight, dust tight, and airtight seal in a closed condition, wherein in the closed condition the storage chamber is evacuable.

The utility model discloses a pet sand basin which comprises a base, a sand basin body detachably installed in the base and an upper shell detachably connected with the base or the sand basin body, the upper shell is connected with a fence used for screening sand and sand balls, the two sides of the sand basin body are detachably connected with driving assemblies, and the driving assemblies are used for driving the sand basin body to rotate. Sand in the sand basin is sieved into a space defined by the enclosure, the upper shell and the sand basin, and sand balls are sieved out of the enclosure and fall into the garbage box; the bottom of the base is detachably connected with a plurality of supporting legs and a garbage box used for containing sand balls. When the pet sand basin is stored, the upper shell, the driving assembly, the supporting legs and the garbage box can be completely placed in the sand basin, the size of the pet sand basin is equal to that of the sand basin, the size is reduced, the occupied space is reduced, the storage space of the pet sand basin can be compressed, the logistics cost and packaging materials are reduced, and the packaging and transportation cost can be reduced.

The utility model discloses a metal accessory machining production line. The metal accessory machining production line comprises a stamping mechanism. The input end of the sharpening mechanism is connected with the output end of the stamping mechanism; the input end of the riveting mechanism is connected with the output end of the sharpening mechanism; the input end of the three-dimensional warehouse is connected with the output end of the riveting mechanism; and the input end of the stock mechanism is connected with the output end of the three-dimensional warehouse. According to the production line, the continuous and automatic machining process of metal accessories from raw materials to finished products is achieved by integrating the stamping mechanism, the sharpening mechanism and the riveting mechanism, the three-dimensional warehouse and the stocking mechanism are arranged, the three-dimensional warehouse is used for storing finished product materials, the material management efficiency of the production line is improved, the continuity and stability of the production process are ensured, and the production efficiency is improved. And meanwhile, the materials can be automatically arranged and stacked according to the preset arrangement through the stocking mechanism, delivery preparation before loading is completed, the production efficiency is greatly improved, manual intervention is reduced, and the error rate is reduced.