42results about How to "Timely recycling" patented technology

This invention relates to the field of air pollution control technology, and in particular to a spray tower for effectively purifying air pollution. The spray tower includes an air inlet fixed to the bottom of one side, a suction hood fixed to the upper surface of the spray tower, and an exhaust pipe fixed to the top of the suction hood. An anti-clogging recovery component and a spraying mechanism are installed inside the spray tower, and a collection box is fixed to one side of the spray tower corresponding to the position of the anti-clogging recovery component. This invention utilizes a spray pipe mechanism to enhance the rate of the neutralization reaction through the synchronous rotation of a rotating disk and a rotating block, and enhances the spatial separation of the two solutions through centrifugal force, reducing cross-mixing. This avoids ineffective neutralization of acid and alkali solutions and achieves continuous and efficient treatment. Combined with the anti-clogging recovery component, the activated carbon balls inside the fixed cylinder are promptly recovered and cleaned, ensuring that efficiency is not reduced due to clogging during air pollution purification, and preventing ineffective adsorption of activated carbon balls due to prolonged use.

The utility model discloses and provides a water-saving irrigation device, the outer surface of a water pipe is fixedly provided with a plurality of groups of drip nozzles, one end of the water pipe is connected with a connecting pipe, one end of the connecting pipe is connected with a water pump, one ends of two groups of fixing rings are connected with a fixing block, one end of the fixing block is connected with a support frame, and the support frame is connected with a water pump. A fixed shell is fixedly installed on the inner wall of the supporting frame, a groove is formed in the outer surface of the fixed shell, a movable mechanism is arranged in the groove, the movable mechanism is connected with a collecting groove, the bottom end of the collecting groove is connected with a rubber hose, and one end of the rubber hose is connected with a water tank. According to the water dripping device, the collecting tank can be automatically moved to the bottom end of the water dripping spray head, residual water resources can be conveniently collected, manual intervention and labor intensity are reduced, the residual water resources can be recycled in time, the utilization efficiency of the water resources is improved, and the problem that the water resources are lost after the water dripping spray head is damaged is solved.

The invention discloses an intelligent linkage method and device for an electronic cigarette and a ventilation device, equipment and a medium, and the method comprises the steps: monitoring the smoking action of a user based on the real-time data of the electronic cigarette; if the smoking action is monitored, obtaining a distance state between the electronic cigarette and a ventilation device; and based on the distance state between the electronic cigarette and the ventilation device, executing a target operation on the electronic cigarette or the ventilation device. Smoke generated by the electronic cigarette can be recycled and discharged in time by the ventilation device, indoor environment pollution is reduced, and other people are prevented from inhaling second-hand smoke.

The invention relates to the technical field of aluminum alloy waste recycling, in particular to a waste aluminum alloy material recycling device and method.The recycling device comprises a cleaning barrel, a screen, a rotating shaft, a cleaning mechanism and a recycling assembly, and the cleaning barrel is filled with cleaning liquid; and a plurality of first blades are arranged on the rotating shaft, each first blade is of a spiral structure, accurate sorting of the aluminum alloy materials is achieved through the screen and screen holes in the first blades, large materials are left in the screen, small materials fall into the bottom of the cleaning cylinder, and the sorting precision is improved. The cleaning mechanism is matched with cleaning liquid and the rotating first blade, it is ensured that materials are thoroughly cleaned in the screening process, the spiral first blade can drive the materials to be conveyed, the situation that the materials are stacked to block the screen is avoided, the overall structure is compact, the space utilization rate is optimized, residual impurities can be further cleaned through the collecting tank and the filter screen, and the screening efficiency is improved. And the use efficiency of the cleaning solution is improved, and aluminum alloy materials meet process requirements.

The utility model relates to the technical field of grain airing, in particular to a grain airing device. Comprising a tedding mechanism arranged at the top of a supporting mechanism; comprising at least one tedding comb, and a humidity sensor is arranged near the middle of the tedding comb; the supporting mechanism comprises a plurality of supporting rods used for fixing the airing face, and the airing face is provided with a notch; the power mechanism is used for driving the tedding comb to rotate by taking the axis of the supporting mechanism as an axis; the recycling and bagging mechanism is arranged at the top of the supporting mechanism and comprises an electromagnetic valve arranged at the bottom end; the weighing mechanism is arranged at the bottom of the supporting mechanism and comprises a bag support and a metering scale arranged at the bottom of the bag support; the sunlight reflecting mechanism comprises a plurality of reflecting surfaces; the device is simple in structure, improves the comprehensive use efficiency of energy by means of solar energy, and reduces the use and maintenance cost; moreover, the utility model has the advantages of smaller volume and lower manufacturing cost, and is small and medium-sized mechanical equipment.

The utility model discloses a multi-mode ball grabbing machine which comprises a ball grabbing machine shell, the front face of the ball grabbing machine shell is a first side face of the ball grabbing machine, and the bottom of the ball grabbing machine shell is a ball grabbing machine bottom face. A man-machine interaction assembly is arranged on the first side face of the ball grabbing machine, and the man-machine interaction assembly is used for carrying out information interaction with a user; a plurality of small ball control assemblies are arranged in the ball grabbing machine, the small ball control assemblies are arranged in a small ball containing cavity, the small ball containing cavity is of a structure with an opening in one side, and the opening side of the small ball containing cavity is arranged on the bottom face of the ball grabbing machine. The small ball control assembly comprises a small ball control motor, a motor shaft of the small ball control motor is connected with a small ball connecting cable, the other end of the small ball connecting cable is fixedly connected with a small ball part, and the small ball control motor is used for controlling the small ball part. A control assembly is arranged in the ball grabbing machine shell and used for controlling the man-machine interaction assembly, controlling the small ball control assembly and processing information obtained by the man-machine interaction assembly.

The invention discloses a tunnel concrete member production line, and relates to the field of concrete member processing equipment.The tunnel concrete member production line comprises a supporting bottom plate and further comprises a collecting box installed on the top of the supporting bottom plate. The tunnel concrete member production line has the beneficial effects that the supporting bottom plate, a concrete processing tank, a conveying channel and an installation disc are arranged, the equipment blockage condition is reduced, and the equipment production efficiency is improved; later unified cleaning is facilitated, and unified management of power equipment is realized; according to the concrete member machining equipment, the classified storage box, the cleaning bin and the fixing frame are arranged, through cooperation of the equipment, the functions of classified storage of the equipment and objects, quantitative conveying of raw materials, internal cleaning and auxiliary pouring forming are integrated during concrete member machining, and the overall use flexibility is improved; and meanwhile, dust and chippings generated in the field operation environment can be conveniently recycled and treated in time, the labor intensity of manual cleaning is reduced, the position of the mold is adjusted during pouring forming through operation of the reciprocating lead screw, and the personalized requirement during use is met.

The invention discloses a high-efficiency and energy-saving emulsion drilling rig, including a main body, a main drill rod, an injection cavity, a transmission groove, a wedge-shaped clamping block, a clamping groove, a compression spring, a transmission wedge-shaped block, a No. 1 chuck, a No. 1 rivet, a No. 1 connecting cavity, an internally cooled twist drill, a positioning part, and a recovery part. The main body is installed at the front of the main drill rod, the main drill rod is provided with an injection cavity inside, the main drill rod is provided with a transmission groove at the front, the transmission groove is symmetrically slidably connected with a wedge-shaped clamping block at the upper and lower parts, the two wedge-shaped clamping blocks are symmetrically provided with clamping grooves, the upper and lower ends of the two transmission grooves are respectively fixed with a compression spring, and the ends of the two compression springs are respectively fixed with the wedge-shaped clamping blocks. The replaceable internally cooled twist drill and drill barrel of the invention can not only meet different drilling needs, but also facilitate timely replacement, thereby ensuring the normal progress of the drilling work, and the positioning barrel that can be inserted into the rock body can provide support for the collection tank and the support seat, thereby ensuring the timely recovery of the solid-liquid mixture.

The invention relates to a solid waste classification treatment system, and relates to the technical field of solid waste treatment, the classification treatment system comprises a machine body, an extrusion mechanism and a removal mechanism, and the removal mechanism comprises a containing box which is arranged on the machine body, is used for containing solid waste and is provided with a material through hole for the solid waste to pass through; the tops of the two magnet plates are obliquely arranged at the bottom of the containing box; the control assembly is arranged on the containing box and controls opening and closing of the material passing hole. And the removing assembly is arranged on the containing box and used for removing iron waste on the magnet plate. According to the device, the two magnet plates are used for adsorbing iron waste, and finally, the iron waste is removed and collected through the removing assembly, so that the magnet plates can better adsorb the iron waste, the iron waste is recycled in time, the residual value of the iron waste is utilized, the treatment effect is improved, the probability of damage to extrusion equipment is further reduced, and the production efficiency is improved. And the treatment efficiency and effect are reduced.

The invention relates to a resource recovery method and device, computer equipment, a storage medium and a program product. The method comprises the steps of obtaining resource use states of a plurality of computing nodes, determining an execution progress of a target job based on the resource use states of the computing nodes, and if the target job is executed, recycling computing resources for executing the target job in the computing nodes. Wherein the plurality of computing nodes cooperatively execute jobs. By adopting the method, the computing resources for executing the graphical operation can be recycled in time, so that resource waste is avoided.

This invention discloses a novel hybrid power system, belonging to the field of engine technology, applicable to horizontally opposed engines. By optimizing the shapes of the cylinder head, intake manifold, and piston, airflow is guided to form a concentrated and powerful tumble flow. During the compression stroke, this creates a squeezing impact tumble flow, breaking it up before ignition and combustion, thus improving combustion efficiency. The crankcase has a skeleton structure, simplifying the manufacturing process and eliminating the need for mold casting. All components can be machined. The lubricating oil passages within the crankcase are formed by splicing oil passages from various components; short sections of the oil passages are easy to machine, and blockages are easily disassembled and cleared. A rocker arm simultaneously drives two intake valves, with equal distances from both valves to the rocker arm, allowing for simultaneous entry and exit of both valves. This provides good coordination, reduces wear and noise, and ensures good sealing.

The invention discloses a source tracing monitoring device and method for excessive sewage, the source tracing monitoring device comprises a sewage monitoring device, a sewage discharge pipe and a sewer pipe arranged below the ground, a manhole cover is arranged at one end of the sewer pipe close to the ground; the sewage monitoring device comprises a shell, an operation port is arranged at the top of the shell, an outlet is arranged at the bottom, a motor is arranged at the side of the shell, a reel is connected after the output shaft of the motor extends into the shell, a steel rope is wound on the reel, and a liquid suction component is hoisted at the end of the steel rope; the liquid suction component comprises a protective cover, the protective cover is detachably connected to the steel rope, a telescopic component is arranged in the protective cover, the fixed end of the telescopic component is connected to the protective cover, the movable end of the telescopic component is connected to a pressing plate, the pressing plate is slidably matched with the protective cover, and a half-axle dust cover is also connected to the pressing plate. The purpose of the invention is to solve the problem that the recovery of the sewage monitoring device in the prior art is unstable, which leads to poor tracing monitoring effect of sewage.

The utility model provides a chamfering device for glass processing, which comprises a workbench, the top of the workbench is symmetrically provided with first chutes, the first chutes are slidably connected with a moving track, the top of the moving track is matched and connected with a concave sliding block, the top of the concave sliding block is provided with a chamfering and grinding machine, and the chamfering and grinding machine is provided with a chamfering device. A plurality of concave supporting blocks are arranged in the middle of the workbench at intervals, the tops of the concave supporting blocks are connected with guide wheels, hydraulic lifting columns are arranged between the concave supporting blocks, the tops of the hydraulic lifting columns are connected with first supporting discs, supporting columns are arranged at the four corners of the workbench, and hydraulic positioning columns are arranged in the middles of the supporting columns. Dust recovery mechanisms are arranged at the four corners of the hydraulic positioning column and used for solving the problems that when the four corners of a glass plate are polished at present, a polishing machine is generally adopted for polishing the glass plate at present, the four corners of the glass need to be polished one by one, the polishing efficiency is low, and the polishing cost is high. And powder generated in the grinding process can damage the body of an operator.

The utility model discloses a test pit excavation device for detecting compactness by a sand filling method, and belongs to the technical field of civil engineering detection. The device comprises a rechargeable electric hand drill, a drill rod and a collecting barrel, the top end of the drill rod is in meshed connection with the rechargeable electric hand drill, and the drill rod penetrates through the collecting barrel from top to bottom; a graduated scale is arranged at the upper end of the drill rod; the collecting barrel is in a circular truncated cone shape with an upper opening and a lower opening, two sector-shaped covers are symmetrically arranged at the top of the collecting barrel, the drill rod penetrates through a through hole in the middle of the sector-shaped covers, and the diameter of the through hole is matched with the diameter of the drill rod. A handle is fixedly arranged on the outer edge of the middle of the collecting barrel, a pedal is fixedly arranged on the outer edge of the bottom of the collecting barrel, and a fence facing the inside of the barrel is arranged on the edge of a bottom opening of the collecting barrel. According to the utility model, the electric drill drives the drill rod to dig pits, so that the pit digging speed can be increased, the flatness of the side wall of the test pit can be ensured, and the filled materials dug out can be automatically collected by matching with the collecting barrel, and the accuracy of test results is improved.

The utility model belongs to the technical field of lime dust removal, and discloses a lime silo dust removal device which comprises a silo body, a water seal tank and a lime preparation tank. An ash discharge pipe is fixedly connected between the silo body and the water seal tank in a penetrating manner, and a lime truck ash discharge pipe is fixedly connected to the outer side of the silo body; a fixed pipe is inserted into the top end of the water seal tank, and a mounting pipe is mounted at the top end of the fixed pipe through a first flange; a dust removal assembly is arranged in the mounting pipe; an overflow pipe and a blow-off pipe are fixedly connected to one side of the water seal tank in a penetrating manner, the blow-off pipe is located below the overflow pipe, a valve is mounted on the blow-off pipe, and one end, far away from the water seal tank, of the overflow pipe and one end, far away from the water seal tank, of the blow-off pipe are movably connected into the lime preparation tank in a penetrating manner. The device is beneficial to dust removal and collection of lime dust during silo dust discharging, and is convenient to mount and dismount and low in maintenance cost.

This invention relates to the field of vehicle-to-everything (V2X) technology and discloses a method for allocating D2D (Device-to-Device) resources in V2X based on dual-threshold cooperative reservation. The method includes: a base station periodically acquiring link status information of cellular users and D2D user pairs within the V2X coverage area, and calculating the signal-to-interference-plus-noise ratio (SINR) of the D2D link; dividing the SINR into three intervals using preset handover and reservation thresholds to determine the corresponding operating modes of the D2D user pairs; constructing a weighted bipartite graph based on the operating modes and service priority weights of the D2D user pairs, and performing user-resource block matching and allocation using a weighted Hungarian algorithm, marking the resource blocks matched by users in the cooperative reservation mode as reserved; periodically monitoring the status of reserved resource blocks, and releasing the corresponding resource blocks to the available resource pool when preset release conditions are met. This invention can improve the spectrum resource utilization rate of V2X D2D communication systems under limited spectrum resource conditions.

The utility model belongs to the technical field of rotary kiln devices, and particularly discloses a rotary kiln powder recovery device which is characterized in that a plurality of digging spoons are arranged on the outer side wall of the feeding end of a rotary kiln barrel at intervals in the circumferential direction, and each digging spoon comprises a shoveling plate and a storage cavity; blanking holes penetrating through the wall of the rotary kiln cylinder are formed in the positions, corresponding to the storage cavities, of the rotary kiln cylinder, and the storage cavities are communicated with a cavity of the rotary kiln cylinder through the blanking holes. The material digging spoon rotating to the material digging position below the rotary kiln barrel can shovel up powder on a bottom plate of the kiln head box and collect the powder into the material storage cavity, and when the material digging spoon storing the powder in the material storage cavity rotates to the discharging position above the rotary kiln barrel along with the rotary kiln barrel, the powder stored in the material storage cavity can fall into the rotary kiln barrel through the material falling hole. Deposited materials in the kiln head box are timely and reliably recycled, and the stability of the roasting process is guaranteed.

The invention relates to horizontal cleaning equipment, and belongs to the technical field of cleaning devices. In order to solve the problems that an existing cleaning mode is small in cleaning strength, large in water consumption and prone to causing abrasion of a cleaned surface, the horizontal cleaning equipment comprises a cleaning system and a sewage recycling system used in cooperation with the cleaning system, the sewage recycling system comprises at least one water shovel, the water shovel is fixed to a rotating mechanism, and the rotating mechanism is fixed to the cleaning system. A sewage collecting tank is arranged in the middle of the rotating mechanism, the sewage collecting tank is a cavity with an upper opening, and the rotating mechanism is connected with the cleaning equipment main supporting structure through a bearing. According to the cleaning equipment, a compact and integrated cleaning process of flushing, brushing, purging, drying and sewage recycling, filtering and recycling is formed, and the beneficial effects of high standard, high efficiency, water saving and the like are achieved.

This utility model discloses a sandblasting device for cast steel parts, relating to the field of cast steel part processing technology. It aims to solve problems such as difficulty in supporting and driving large annular cast steel parts, uneven sandblasting, and poor sand recovery during sandblasting. The device includes a base, a sandblasting machine, and a recovery box. The base is equipped with multiple sets of arc-shaped support seats and drive seats, with support rollers and drive rollers working together to support and drive the cast steel parts. A collection bin and a cover form a sandblasting chamber, housing a U-shaped rotatable sandblasting pipe frame and nozzles. The sandblasting machine is connected to a high-pressure air source to transport sand, and the recovery box recovers sand under negative pressure using a blower. The drive system uses gear transmission, driving the cast steel parts to rotate through stable support. This provides stable support and effective drive for large annular cast steel parts, allowing them to rotate smoothly during sandblasting, facilitating all-around sandblasting and improving sandblasting quality and efficiency. Simultaneously, it enables timely sand recovery, enhancing both practicality and environmental friendliness.

The invention discloses a clamp assembly for magnetic material cutting. The clamp assembly for magnetic material cutting is good in using effect. Comprising a conveying mechanism and a clamping mechanism which are sequentially arranged, a clamping unit capable of horizontally moving is installed at the top of the clamping mechanism, a limiting baffle capable of swinging is installed at the end of the clamping unit, and a dust collection recycling bin used for collecting waste and collecting dust is arranged below the clamping unit. The clamping device has the beneficial effects that the moving plate provided with the limiting clamping columns is pushed through the pushing air cylinder, so that a magnetic material plate entering a positioning position is clamped and fixed, and the clamping effect is guaranteed; and the arranged limiting baffle is matched with the clamping unit to position the magnetic material plate, it is guaranteed that the clamping and fixing position is accurate, and it is guaranteed that the using effect of the clamp assembly is good.

The utility model discloses an aluminum profile surface spraying device, and relates to the technical field of aluminum profile production, in particular to a device body, a partition plate is arranged in an inner cavity of the device body, the partition plate divides the inner cavity of the device body into a spraying cavity and a power cavity, an open groove is formed in the middle of the partition plate, and the power cavity is arranged in the open groove. The spraying cavity communicates with the power cavity through the open groove. A spraying assembly is arranged in the middle of the spraying cavity, the two sides of the spraying assembly are each provided with two baffles, the two sides of the middle of the bottom of the spraying cavity are each provided with an adsorption plate, and the baffles and the adsorption plates are each of a hollow structure. According to the aluminum profile surface spraying device, through the arrangement of the baffle, the adsorption plate and the first exhaust fan, dissipated coating in a spraying area can be recycled in time, the situation that the dissipated coating adheres to the sprayed or non-sprayed aluminum profile surface is avoided, the aluminum profile spraying quality is guaranteed, meanwhile, the amount of suspended coating adhering to the moving assembly can be reduced, and the spraying efficiency is improved. The cleaning frequency of the moving assembly is reduced, and the moving assembly is convenient to use.

The present invention discloses a carton sealing mechanism for ceramic packaging equipment, comprising: an input belt, which is horizontally placed on the ground, and has a carton sealing roller and an output belt on its left side in sequence; an auxiliary conveyor belt, which is horizontally and horizontally mirror-imaged in two groups, and is slidably mounted on the roller above the carton sealing roller; two groups of vertical tracks, which are vertically mirror-imaged in two groups, and are respectively fixedly mounted on the front and rear side surfaces of the carton sealing roller, a sliding beam is slidably mounted between the two groups of vertical tracks, and a tape sealing mechanism and a carton adjustment mechanism are respectively fixedly mounted on the left and right sides of the sliding beam, and the lower surfaces of the tape sealing mechanism and the carton adjustment mechanism are on the same horizontal plane; a tape sealing mechanism is embedded in the middle of the auxiliary conveyor belt, and the tape sealing mechanism is inverted relative to the upper tape sealing mechanism.

The present invention belongs to the technical field of vehicle power supply auxiliary equipment, specifically a battery swap cabinet control system and method thereof, including a battery swap cabinet, wherein a plurality of charging grids for charging batteries are arranged in the battery swap cabinet, the charging grid is equipped with a scanning unit for identifying the battery model and battery code, the charging grid is equipped with a charging module, a temperature control module, a battery capacity detection module, and an internal resistance detection module; the battery is equipped with a SOC module and a SOH module. The present invention uses a control system to scan the battery code of the battery being charged through a scanning unit, and uploads the battery status to the cloud, and then the cloud can read the battery status of the battery code, and can recover and repair abnormal batteries, or replace abnormal batteries in the battery swap cabinet in advance to avoid replacing abnormal batteries on other vehicles, which is conducive to ensuring the quality of batteries replaced by the battery swap cabinet.

The utility model discloses a building curtain wall rainwater collecting structure, and particularly relates to the technical field of rainwater collection, the building curtain wall rainwater collecting structure comprises a rainwater collecting box, the upper end of the rainwater collecting box is open, a driving motor is fixedly installed on the right end face of the top of the rainwater collecting box, and the left end of an output shaft of the driving motor penetrates through the right end face of the rainwater collecting box; the other end of the screw rod is rotationally connected with the left wall surface of the interior of the rainwater collecting box; the screw is sleeved with a cleaning scraper in a threaded mode, a filter plate is fixedly installed at the position, located below the screw, of the inner wall of the rainwater collecting box, and the lower end face of the cleaning scraper is slidably connected with the upper end face of the filter plate in the horizontal direction; the front end face and the rear end face of the cleaning scraper are slidably attached to the front wall face and the rear wall face in the rainwater collecting box in the horizontal direction. The rainwater collecting device has a quick cleaning function, can conveniently recover collected rainwater in time, has an energy-saving effect and is diversified in function.

The invention provides an air conditioner control method and an air conditioner, and the air conditioner control method comprises the steps that when the air conditioner runs, refrigerant parameters in an air duct of an indoor unit of the air conditioner are continuously obtained, and whether a refrigerant leaks or not is determined; and under the condition that the refrigerant leaks and the refrigerant parameters are in the first set interval, a first control method is executed, and the first control method comprises the steps that a refrigerant pipeline connecting an indoor unit and an outdoor unit of the air conditioner is disconnected, and the refrigerant in the outdoor unit is subjected to self-circulation in the outdoor unit. According to the scheme, whether refrigerant leakage happens to the indoor unit or not can be known in time by detecting the refrigerant parameters in the air duct of the indoor unit, so that treatment such as maintenance and the like can be carried out in time, and under the condition that the refrigerant parameters are within the first set interval, a refrigerant pipeline connecting the indoor unit and an outdoor unit of the air conditioner is disconnected; the refrigerant in the outdoor unit is self-circulated in the outdoor unit, so that the outdoor unit is prevented from continuously conveying the refrigerant to the indoor unit, the refrigerant leakage of the indoor unit is reduced, and the safety risk caused by the refrigerant leakage is reduced.

The invention relates to the technical field of plastic film production, in particular to a PE film tape casting processing and recycling integrated production system which comprises an extrusion device, the extrusion device is composed of an extruder, a T-shaped die head and a feeding hopper, polyethylene particles are fed into the extruder through the feeding hopper, and then molten polyethylene is extruded through the T-shaped die head; a cooling device for cooling the molten polyethylene is arranged on one side, and the molten polyethylene is cooled and molded by the cooling device to form the PE film. Starting from an existing cooling roller, the cooling roller is combined with the hollow cold guide plate, so that cooling water can circularly flow on the two sides of molten polyethylene, the purpose of cooling the molten polyethylene from the two sides at the same time is achieved, on one hand, the forming rate of a PE film can be increased, and on the other hand, the temperature difference between the two sides of the PE film can be reduced; according to the invention, the recovery of the PE film is combined with the production and processing of the PE film, so that the PE film can be recovered in time.

The utility model discloses a multifunctional working table which comprises an operation part, and the operation part is provided with a table plate. The platen is connected to the upper portion of the ground through a supporting rod to form an operation space for assembling. The data storage part is mounted above the operation part through a supporting rod; a first mounting plate of the data storage part is positioned above the bedplate and is used for placing drawings; the second mounting plate is positioned behind the first mounting plate and is used for placing files; the lifting device is installed on the back of the first installation plate and drives the first installation plate to slide along the supporting rod located above the platen. The workpiece storage part is installed on the supporting rod located above the table plate, located below the first installation plate and used for containing a machined workpiece. The tool storage part is installed on the side of the platen and used for containing operation tools. The recycling box is installed behind the operation part and used for recycling waste or storing workpieces. The workbench is optimized in structure and can be used for partitioned storage, materials are convenient to store and take, the workbench surface is clean, the operation space is increased, waste is convenient to recycle, and the production efficiency is further improved.

The utility model relates to a shot blasting machine for metal casting pretreatment, which comprises: a shot blasting chamber, which is internally provided with a cavity for workpiece processing, and on which two shot blasting devices are oppositely arranged; a lifting hook conveying unit is arranged above the shot blasting chamber and is used for conveying workpieces into the shot blasting chamber; an auger is arranged in the shot blasting chamber, an elevator is arranged on the shot blasting chamber, the elevator is communicated with the shot blasting chamber, and a recovery chamber is arranged above the elevator; the dust removal mechanism comprises a waste box, a dust collection chamber arranged on the elevator and a filter screen arranged in the recovery chamber, dust and waste generated in the shot blasting process can be effectively removed through cooperative work of the dust collection chamber, the cyclone dust collector and the waste box of the dust removal mechanism, the working environment is improved, and the service life of the shot blasting machine is prolonged. And shot blasting and timely recovery and treatment of waste residues reduce the phenomena of abrasion and blockage in the equipment.

The utility model discloses a large cyclone secondary recovery system for a powder spraying room, which comprises a powder spraying room, a plurality of spray guns are arranged in the powder spraying room, and the spray guns are connected with a powder supply center; the bottom of the powder spraying chamber is connected with an exhaust pipe, and the exhaust pipe is sequentially connected with a cyclone separator and a rear filter; a pulse purging assembly is arranged at the bottom of the powder spraying chamber and comprises a pulse type fan, a purging main pipeline and a plurality of purging branch pipelines, one end of the purging main pipeline is connected with the pulse type fan, the other end of the purging main pipeline is connected with the purging branch pipelines, air nozzles are formed in the output ends of the purging branch pipelines, and the air nozzles are wound around the edge of the bottom of the powder spraying chamber. The pulse blowing assembly is arranged at the bottom of the powder spraying room, powder at the bottom of the powder spraying room can be blown up regularly, the powder can be conveniently fed into the cyclone separator through the exhaust pipe, it is guaranteed that the powder at the bottom of the powder spraying room is recycled in time, and therefore the dust content in the powder spraying room is reduced, and the burning explosion risk is reduced.