639 results about "Metal dust" patented technology

The invention relates to the technical field of cable manufacturing, in particular to a wire drawing machine for cable manufacturing and a using method thereof.The wire drawing machine for cable manufacturing comprises a wire drawing machine body, a first stretching rotating roller, a second stretching rotating roller, a fixing box and a mold frame, and a control box body is fixedly installed on one side of the top of the wire drawing machine body through bolts; a first stretching rotating roller and a second stretching rotating roller are rotationally connected to the two ends of one side of the bottom of the control box body on the wire drawing machine body, a mold frame is fixedly installed at the center between the first stretching rotating roller and the second stretching rotating roller on the wire drawing machine body through bolts, and a plurality of wire drawing molds are installed in the mold frame in a staggered mode through bolts. The cleaning brush on the base ring cleans cable wires through rotating connection of the friction rolling wheels, cleaned metal powder and wire drawing lubricating liquid containing impurities enter the collecting box to be collected, adsorption cleaning is conducted through the movable magnet, the cleanliness of the lubricating liquid is improved, the subsequent processing quality of the cable wires is improved, and the service life of the cable wires is prolonged. The practical value is high.

The invention relates to the technical field of metal casting polishing devices, in particular to progressive metal casting segmented polishing equipment which comprises a polishing table, a clamping assembly used for clamping a metal casting is arranged at the top of the polishing table, and a supporting frame is further arranged at the top of the polishing table. A grinding assembly used for conducting all-dimensional grinding on the metal casting is arranged at the bottom of the supporting frame, a dust suction pump is matched with a dust suction pipe and a suction nozzle to work so that dust and metal dust can be guided into a separation frame, and magnetic metal dust contained in the metal dust can be attracted to a cylindrical magnet; the non-magnetic metal dust and dust fall on the filter screen, then the filter screen is continuously extruded by the extrusion block, and the filter screen is always in a vibration state under the action of the spring telescopic rod, so that the non-magnetic metal dust on the filter screen is screened out; and finally, the water drops into a second collecting frame through filter holes in a filter screen.

The invention belongs to the technical field of other metal machining machinery manufacturing, and particularly relates to pipeline inner wall grinding equipment which comprises a machine body, a first guide rail is fixedly connected to the upper surface of the machine body, a first guide groove is formed in the first guide rail, and two sliding tables are slidably connected into the first guide groove; a storage box is fixedly connected to the upper surface of one sliding table, a first hydraulic cylinder is fixedly connected to one side of the storage box, a grinding wheel is arranged at the output end of the first hydraulic cylinder, a positioning table is fixedly connected to the upper surface of the other sliding table, and a limiting ring and a limiting plate are fixedly connected to one side of the positioning table. A limiting groove is formed between the limiting plate and the limiting ring, a grinding assembly is arranged on one side of the first hydraulic cylinder and comprises a motor fixedly connected to the output end of the first hydraulic cylinder, and a positioning disc is fixedly connected to one side of the motor. The problem that metal dust generated during grinding is accumulated on the inner wall of the pipeline, and the pipeline grinding quality is affected is solved.

The invention relates to a negative pressure dust collection type cutting machine, and belongs to the technical field of cutting machines, the negative pressure dust collection type cutting machine comprises a cutting machine workbench, a cutting module, a negative pressure dust collection module, an explosion-proof filtering system and a control system, the cutting module comprises a three-dimensional five-axis cutting mechanism and a high-power laser cutting head, and the high-power laser cutting head is loaded at the driving end of the three-dimensional five-axis cutting mechanism. The dust collector has an anti-explosion effect and an environment-friendly discharge function, and is provided with an anti-static pipeline, an inert gas injection device and a spark catcher aiming at flammable metal dust, so that the explosion risk can be remarkably reduced, multi-stage filtration is carried out by adopting the sintered metal filter cartridge, the HEPA filter screen and the like, discharged air meets the environment-friendly standard, the sewage problem of traditional wet dust collection is avoided, and the dust collector is suitable for popularization and application. And the metal plate is fixed through the evenly-distributed adsorption holes, plate deviation caused by vibration or scrap accumulation in the cutting process is prevented, and the precision of the cutting path is improved.

The invention discloses a picture mounting metal outer frame laser cutting machine with a dust removal structure, and belongs to the technical field of laser cutting. The picture mounting metal outer frame laser cutting machine comprises a workbench and a portal frame capable of moving in the length direction of the workbench; a plurality of placement blocks are uniformly arranged on the upper surface of the workbench in the length direction, placement grooves are formed in the placement blocks, an air suction purification mechanism is arranged on the portal frame and comprises two air suction pipes, and one ends of the two air suction pipes penetrate through the two sides of the portal frame correspondingly to be connected with air suction hoods; circular dustproof nets are arranged on the sides, close to each other, of the two air suction hoods; during cutting, according to different cutting directions, harmful gas generated by cutting can be effectively adsorbed and purified, metal dust is recycled, pollution to equipment and the environment is reduced, and resource waste is reduced.

The invention provides a robot obstacle detection method and system in a smart factory environment, and relates to the technical field of obstacles, and the method comprises the steps: determining a strong light region and a high temperature region of a factory according to illumination intensity data and temperature distribution data; taking an overlapped area of the strong light area and the high temperature area as a sensing blind area, and taking the rest area as a non-sensing blind area; according to the metal dust concentration data, the sensing ability grade of each robot is evaluated, and the robot with the sensing ability grade larger than a preset grade and located in the non-sensing blind area serves as a collaborative robot; determining the position and the motion state of an obstacle in the sensing blind area by combining the environment data sent by the cooperative robot and the robot for sensing the blind area; and according to the position and the motion state of the obstacle, constructing an obstacle avoidance map, and according to the obstacle avoidance map, planning an obstacle avoidance path for the cargo robot to pass through the sensing blind area. The robot has the technical effects that the position of the obstacle is accurately detected, and the collision risk of the robot is reduced.

The invention discloses a metal dust risk dynamic assessment and grading early warning method based on the Internet of Things, and particularly relates to the technical field of metal dust monitoring. Multi-type sensor nodes are deployed on an industrial site, metal dust concentration, environmental parameters and equipment state information are collected, after edge calculation preprocessing, dust particle dynamic behavior characteristics and high-frequency signal abnormal characteristics are extracted, and the dust particle dynamic behavior characteristics and the high-frequency signal abnormal characteristics are calculated based on the change trend and the coupling relation. A judgment model is constructed to recognize the reliability state of the sensor under different interference working conditions in real time, when it is detected that the sensor has a potential misalignment risk, the system can automatically conduct data correction or redundant path switching and dynamically update an early warning result, and the method effectively improves the dust monitoring stability and early warning accuracy under the complex working conditions and improves the safety of dust monitoring. And the identification and prevention capability of the system on the silent potential safety hazard is obviously enhanced.

The invention belongs to the technical field of metallurgical slag recovery, and particularly relates to a metallurgical slag recovery device and a method thereof.The metallurgical slag recovery device comprises a bottom table, a plurality of supporting rods are fixedly connected to the upper surface of the bottom table, a same supporting frame is fixedly connected to the upper surfaces of the supporting rods, and a fixing frame is fixedly connected to the upper surface of the supporting frame; a first cavity is formed in the fixing frame, two driving assemblies are fixedly connected to the upper surface of the supporting frame, the output end of each first motor is in transmission connection with first strip steel, each driving assembly drives a crushing roller through the corresponding first strip steel, and a plurality of iron blocks are fixedly connected to the circumferential face of each crushing roller. The two crushing rollers are used for crushing metallurgical slag, and the problems that a large amount of metal dust is generated in the crushing process due to the fact that the interior of the slag cannot be wetted, the surrounding working environment is affected by raising of the metal dust, and the body health of workers is harmed are solved through the arrangement of the spraying assembly and the screening plate.

The invention discloses an accessory welding device for water pump production, and particularly relates to the field of water pump welding, the accessory welding device comprises a working box, an equipment cavity is formed in the upper end of the working box, and a panel is fixedly mounted on the upper portion of the inner wall of the equipment cavity. According to the accessory welding device for water pump production, the dust suction assembly is arranged, welding fume and metal dust generated in the welding process can be captured in real time by arranging a plurality of circumferentially-distributed air suction funnels and an air pump, the welding fume enters a dust collection cavity through a first connecting pipe, and after the welding fume is filtered through a filter screen, the dust is collected; purified air is discharged through the air outlet pipe, so that pollution of welding fume to the working environment is effectively avoided, and the health of operators is protected; the discharging hole channel is periodically opened and closed through the dust collecting device, directional flowing of dust is achieved, meanwhile, the second scraper rotates on the conical block, the dust in the dust collecting cavity is scraped into the second collecting cavity and finally falls into the dust collecting box, dust accumulation is avoided, and long-term stable operation of equipment is guaranteed.

The invention discloses a system and a method for detecting metal dust in GIS (gas insulated switchgear) equipment, and belongs to the field of GIS equipment detection.The system comprises a light intensity sensor, a photon counting probe, a high-voltage power supply measuring end and an industrial personal computer, the light intensity sensor is used for collecting a light intensity signal generated in the movement process of metal dust in the GIS equipment, and the industrial personal computer outputs a PRPD atlas based on the collected light intensity signal after receiving a trigger signal; the photon counting probe is connected with the industrial personal computer through the counting plate, the photon counting probe is used for collecting photons generated in the movement process of the metal dust in the GIS equipment, and the industrial personal computer outputs a PRPC atlas based on collected photon signals after receiving the trigger signals. By adopting the detection system and the detection method for the metal dust in the GIS equipment, the metal dust in the GIS equipment can be detected in real time, and engineers are helped to evaluate the insulation state of the equipment and predict potential fault risks.

The invention relates to the technical field of laser cutting, and discloses a door and window manufacturing laser cutting device which comprises a bottom plate, the top of the bottom plate is fixedly connected with a sliding cavity, a clamping mechanism comprises a clamping box, the clamping box is slidably connected with the inner wall of the sliding cavity through a sliding block, and the two sides of the clamping box are fixedly connected with movable cavities. A resistance assembly is arranged on the inner wall of the movable cavity, the inner wall of the clamping box is fixedly connected with a covering film, the inner wall of the covering film is fixedly connected with an absorption pipe, the absorption pipe is fixedly connected with the inner wall of the clamping box, and the surface of the clamping box is fixedly connected with a dust removal ring. Through the arrangement of the clamping mechanism, a part of metal dust can enter an absorbing pipe through an absorbing groove in the surface of a covering film, activated carbon is installed in the absorbing pipe, the metal dust can be absorbed into the absorbing pipe through the absorbing pipe, and the metal dust splashed to the outer side during laser cutting of doors and windows is absorbed; therefore, metal dust is prevented from adhering to the outer sides of doors and windows.

The flange plate machining equipment comprises a machine box, a workbench is fixedly connected to the top end of the machine box, and a grinding mechanism is arranged under the top end of the workbench; the grinding table is rotationally arranged in the middle of the workbench, and a bidirectional clamping mechanism is arranged on the grinding table; the air pump is fixedly mounted on the inner bottom wall of the case, and a rotary air supply mechanism is arranged between the air pump and the bidirectional clamping mechanism; and the gear ring is fixedly connected to the outer side of the bottom end of the grinding table, and a rotating mechanism matched with the gear ring is arranged below the left side of the workbench. Through cooperative use of the negative pressure pump, the filter box and the airflow circulation system in the case, integrated treatment of metal dust collection and equipment heat dissipation is achieved, and the technical effects of simplifying the equipment structure and improving the heat dissipation efficiency are achieved.

The invention relates to the technical field of non-ferrous metal dust treatment, and provides a pneumatic cyclone tower for explosive aluminum magnesium dust treatment and a dust removal method of the pneumatic cyclone tower. The spraying tower is fixedly mounted at the top of the base, and the inner wall of the center of the spraying tower is rotationally connected with a long rod; the windmill blades are fixedly mounted at the top end of the long rod, and a water sprayer is fixedly mounted on the inner wall of the spray tower. The motor drives the long rod to drive the windmill blades to rotate, the windmill blades are matched with the water sprayer to form spiral rotating airflow, and the collision fusion efficiency of dust and liquid drops is improved; the long rod synchronously drives the scraping plate to scrape dust accumulated on the tower wall, multi-stage filtration is achieved in cooperation with the filter screen, and waste water is recycled through the water return pipeline. The scheme solves the problems that existing equipment is low in dust removal efficiency and difficult to clean, and has the advantages of being efficient, low in energy consumption and easy to maintain.

The utility model belongs to the technical field of metal table production, and discloses punching equipment for metal table production. The drilling device comprises a workbench, a through hole is formed in the top of the workbench in a penetrating mode, a mounting frame is arranged at the top of the workbench, a drilling assembly used for drilling a metal plate is arranged on the mounting frame, and a dust suction assembly used for sucking and removing metal chippings generated in the drilling process is arranged on the workbench. The mounting frame is further provided with an air cylinder used for driving the punching assembly to move in the vertical direction, the workbench is provided with a clamping assembly used for clamping the metal table plate to be punched, a worker starts the dust collection assembly, metal dust generated in the metal table plate punching process can be collected, and the metal table plate can be conveniently punched. And the probability that metal dust flows along with air and scatters around is reduced, and then the cleanliness of the table top of the working table is improved.

The invention discloses a high-precision polishing and grinding device for machining a valve element of a stop valve, and belongs to the technical field of valve element polishing machining. The high-precision polishing and grinding device comprises an equipment base placed in a workshop, a polishing motor is installed on the outer side of the equipment base through a frame body in a lifting mode, and a polishing head is fixedly installed at the output end of the polishing motor; a polishing seat is further fixedly mounted above the equipment base, a center shaft is rotatably mounted on the inner side of the upper portion of the polishing seat, the center shaft is in transmission connection with a polishing head through a linkage transmission assembly, and side shafts rotatably connected with the polishing seat are evenly arranged on the outer side of the center shaft. The center shaft and the side shafts are in transmission connection through transmission gear sets, and clamping and positioning assemblies are arranged at the tops of the side shafts. According to the high-precision polishing and grinding device for machining the valve element of the stop valve, synchronous and automatic positioning and polishing of the valve element at multiple stations can be achieved, the polishing efficiency is high, and polishing liquid and metal dust can be efficiently treated and recycled in the polishing process.

The invention discloses multi-axis linkage grinding equipment for cast iron cooker machining, and relates to the technical field of cooker grinding, and the multi-axis linkage grinding equipment comprises an equipment main body, a grinding head and a rotating disc; an extension frame is mounted on the outer wall of the grinding head, a mounting frame is mounted on the extension frame, and a high-pressure spray gun is rotationally mounted on the mounting frame. The high-pressure spray gun is obliquely aligned to the contact point of the grinding head and the cast iron pan, when the high-pressure spray gun transversely moves along with the grinding head, the transmission wheel and the friction wheel are matched to drive the push plate mechanism, the spray gun swings in a reciprocating mode to expand the air injection range, metal dust and abrasive belt chippings are accurately blown away, dust attachment is avoided, the grinding precision is prevented from being affected, meanwhile, the abrasive belt is cooled, and the service life of the abrasive belt is prolonged; meanwhile, the dust collecting cover covers a polishing area through an avoiding groove, dust overflowing is reduced through a rubber dust blocking curtain, a dust suction groove and an exhaust fan are in linkage for air suction, and suspended dust is rapidly sucked away; the supporting frame and the polishing track are staggered, it is guaranteed that dust collection does not interfere with multi-axis linkage polishing, the dust concentration of a workshop is greatly reduced, and the health of operators is protected.

The environment-friendly purifying and filtering equipment comprises a first conveying pipe, a second conveying pipe and a purifying mechanism, the first conveying pipe and the second conveying pipe are symmetrically arranged, and the ends, close to each other, of the first conveying pipe and the second conveying pipe are fixedly connected with the top of the purifying mechanism; the purification mechanism comprises a dust collection shell, a partition plate is fixedly connected to the middle of the inner side of the dust collection shell, and a space for air flowing is reserved between the bottom of the partition plate and the bottom of the inner side of the dust collection shell. According to the environment-friendly purifying and filtering equipment provided by the invention, through the structural design of the dust adsorption mechanism, the device can realize a continuous metal dust collecting and filtering effect, the phenomenon that the metal dust is accumulated at a subsequent pipeline bending part is avoided, and the impact of the dust on subsequent filtering equipment is effectively reduced; the phenomenon that the filtering device is damaged is avoided; and the dust adsorption mechanism can be detached according to requirements after being used for a period of time, so that the dust adsorption mechanism is convenient and rapid to clean and replace.

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.

The invention discloses a metal dust processing cyclone type wet dust collector and an intelligent control system thereof. The cyclone type wet dust collector for metal dust processing comprises a box body, a multi-stage filtering device, a dust recovery device and an intelligent control device, the box body is provided with an exhaust inlet and an air outlet; a multi-stage filtering device is arranged in the box body and comprises a water curtain filtering area, a spraying pressing area and a water mist separation area which are arranged in sequence; the dust recovery device comprises a sewage treatment tank and an air locking and dust discharging device which are arranged at the bottom of the box body; the intelligent control device is used for monitoring water level, water flow, water pressure, temperature and air pressure difference parameters and automatically controlling the operation state of the system according to monitoring results. The intelligent control system is applied to the dust remover. The dust removal device has the following beneficial effects that through multi-stage filtration and intelligent control, the problems of low efficiency, poor safety, difficulty in maintenance and low automation degree when existing dust removal equipment is used for treating sand blasting and shot blasting dust are solved.

The invention discloses a metal dust explosion risk comprehensive index early warning method and system, and particularly relates to the technical field of metal dust. The method comprises the following steps: standardizing real-time dust environment data collected in a working site and standard dust data, generating a feature vector, calculating similarity, and identifying a potential abnormal state; processing temperature deviation characteristics and charge concentration fluctuation characteristics are further extracted, a multi-dimensional risk assessment model is constructed, a metal dust explosion risk comprehensive index is calculated by using a polynomial regression algorithm and is compared with a gradient risk threshold value, and multi-stage early warning signal triggering and linkage response control are realized; the method has a self-adaptive recognition capability on a novel or unknown dust state, the accuracy and response timeliness of risk early warning are remarkably improved, and the intrinsic safety guarantee capability of the system under a complex working condition is enhanced.

The invention relates to the technical field of lubricating oil treatment, in particular to a waste lubricating oil rapid natural precipitation device which comprises a precipitation cylinder and a fixing plate distributed over the precipitation cylinder and fixedly connected with an external object, and a filtering mechanism is arranged in the precipitation cylinder; the filtering mechanism comprises a first filtering assembly, the first filtering assembly comprises a filtering cylinder arranged on the upper side in the precipitation cylinder, a sliding rail of an annular structure is fixed to the upper side of the exterior of the filtering cylinder, and the filtering cylinder is rotationally connected with the inner wall of the precipitation cylinder through the sliding rail. According to the filtering structure, on one hand, metal wires in the cutting oil can be effectively filtered and subjected to impurity removal, the filtered metal wires are collected, the collected metal wires are stacked and laid in the filtering structure, a better silk screen filtering structure is formed, the filtering effect is further improved in the reverse direction, on the other hand, secondary filtering is provided, and the filtering effect is improved. The filtering area of the filtered cutting oil is further increased, oil sludge and metal dust impurities in the cutting oil are filtered, and the quality of subsequent cutting oil is improved.

The invention provides a combustible metal dust spontaneous combustion early warning system used in an industrial dust removal facility, relates to the technical field of industrial safety monitoring, and aims to comprehensively monitor multiple parameters such as temperature, carbon monoxide concentration, hydrogen concentration, smoke concentration and the like and perform intelligent analysis by using a deep learning technology. A deep neural network model based on spatio-temporal feature fusion is adopted in the deep learning module, dynamic motion information is extracted by introducing an optical flow method, intelligent analysis and risk prediction of field images are achieved, the system can capture tiny changes in the initial stage of spontaneous combustion in time, the spontaneous combustion risk is accurately pre-judged through multi-parameter correlation analysis, and the risk prediction efficiency is improved. And alarm signals of different levels are automatically triggered according to the risk levels, so that the accuracy and timeliness of early warning are remarkably improved, and the occurrence rate of spontaneous combustion accidents of combustible metal dust is effectively reduced.

The invention provides a fusion reactor tungsten-based dust electron beam melting tritium removal and solidification recovery system, and particularly discloses a metal dust recovery system which comprises a fusion reactor main machine vacuum chamber and a dust collecting and feeding unit, the dust collecting and feeding unit is connected with the fusion reactor main machine vacuum chamber, and the fusion reactor main machine vacuum chamber is connected with the fusion reactor main machine vacuum chamber. The dust collecting and feeding unit is connected with the fusion reactor main machine vacuum chamber and used for collecting dust generated by the fusion reactor main machine vacuum chamber, the high-temperature deuterium removal smelting treatment unit is connected with the dust collecting and feeding unit and used for treating the dust collected by the dust collecting and feeding unit, and the solid ingot block transferring and storing unit is connected with the high-temperature deuterium removal smelting treatment unit. And the solid ingot transferring and storing unit is connected with the high-temperature deuterium removal smelting treatment unit and used for transferring and / or storing the dust treated by the high-temperature deuterium removal smelting treatment unit, and the metal dust recycling system is efficient and safe.

The invention relates to the technical field of aluminum alloy shell production, and discloses a grinding machine for high-voltage electric appliance corrosion-resistant aluminum alloy shell production, the grinding machine adopts a double-turntable working driving mode, the device can complete grinding machining of various working surfaces on the upper portion of a workpiece through cooperation of double turntables, a dust collection elbow adopts a side face arrangement mode, and the dust collection elbow is arranged on the side face. According to the metal dust cleaning device, the work of a polishing head cannot be affected, the metal dust suction and collection work can be efficiently completed through vacuum suction, the dust cleaning treatment convenience can be effectively improved through cooperation with a split installation type dust collection net cover, a dust suction bent pipe adopts an adjustable installation mode, fixed-axis sliding installation is conducted through a guide groove and an installation cylinder base, and the dust suction efficiency is improved. By means of threaded connection fit between the adjusting thread and the adjusting knob, the mounting height of the end opening of the dust collection elbow can be flexibly adjusted by screwing the adjusting knob, the dust collection elbow can be prevented from colliding with a workpiece during deep hole polishing, the dust collection elbow can be located at the optimal dust collection position, and the dust collection efficiency of the device can be improved.

The invention relates to the technical field of bearing machining, and discloses a bearing ring grinding machine tool which comprises a base, two supporting plates, a top plate, a workbench, a grinding device, a limiting device, a dust falling and anti-blocking device, a controller and other structures. The bottom of the top plate is fixedly connected with the tops of the two supporting plates, the bottom of the workbench is fixedly connected with the top of the base, the grinding device is connected with the top plate, the limiting device is connected with the workbench and the grinding device, and the dust falling and anti-blocking device is connected with the top plate, the base and the grinding device. By arranging the collecting cover, the air duct, the fan, the filter box and other structures, metal dust generated when the bearing ring is polished can be sucked away by suction force generated by the fan, the situation that a large amount of metal dust drifts into air and influences workers and the surrounding environment is prevented, and the absorbed metal dust can be filtered and collected by the filter box.

The utility model relates to the technical field of elastic grinding heads, and discloses an elastic grinding head which comprises a bottom plate, a robot connecting flange is fixedly installed on the outer wall of the bottom plate, a driving motor is fixedly installed on the top of the bottom plate, a driving shaft is fixedly installed at the output end of the driving motor, and the robot connecting flange is fixedly installed on the driving shaft. A driving wheel is fixedly installed on the outer wall of the driving shaft, a first elastic air cylinder is fixedly installed at the bottom of the bottom plate, the piston end of the first elastic air cylinder is rotationally connected with a grinding wheel, and a tensioning air cylinder is fixedly installed at the bottom of the bottom plate. Meanwhile, a connecting frame, a sliding rod and a connecting rod are matched to drive a brush to be attached to the surfaces of the abrasive belt, the cloth wheel and the fiber wheel to move up and down in a reciprocating mode, metal dust on the surfaces of the abrasive belt, the cloth wheel and the fiber wheel can be cleaned through the brush at the moment, and the abrasive belt, the cloth wheel and the fiber wheel can better polish workpieces.

The utility model relates to the technical field of metal printer wind fields, and particularly discloses an air inlet wind direction adjusting structure and a double-blowing wind field, comprising: an air guide component comprising an air frame, an air guide plate I arranged in the air frame, and an air guide plate II arranged below the air guide plate I in the air frame, longitudinal strip plates penetrating through the first air guide plate and the second air guide plate are vertically fixed into the air frame at equal intervals, and strip-shaped grooves are formed in the positions, corresponding to the longitudinal strip plates, of the surfaces of the second air guide plate and the longitudinal strip plates. The angle of the first air deflector and the angle of the second air deflector are synchronously adjusted through the adjusting assembly, controllability of the air direction is achieved, and the requirements of different air directions are met; the blocking assembly can block other spaces in the air frame, so that air can only be exhausted from the space between the first air guide plate and the second air guide plate, scattering of the air is reduced, the flow speed of the air is increased, and the pointing accuracy of the air is improved. And the upper and lower independent wind field structures increase the air flow in the chamber, so that the metal dust can be better brought out.

The invention discloses environment-friendly purifying and filtering equipment for treating metal processing dust, and relates to the technical field of metal dust filtering, the environment-friendly purifying and filtering equipment comprises a bracket, two groups of filtering boxes are mounted on the bracket, the two groups of filtering boxes are symmetrically distributed front and back, an inlet pipe is mounted on the left side of each filtering box, and a linear motion module is mounted between the upper parts of the left sides of the two groups of filtering boxes; the output end of the linear motion module is provided with a switching assembly, and the output end of the switching assembly is provided with a switching pipe. A plurality of flow guide plates are mounted in the filter boxes, a group of cleaning components are mounted on each flow guide plate, and a working state switcher is mounted between the two filter boxes; a spraying assembly is installed in the middle of the upper end of the filter box. According to the environment-friendly purifying and filtering equipment for treating the metal processing dust, by arranging the two sets of filtering boxes, when one filtering box is in a dust filtering state, the other filtering box can be self-cleaned through the cleaning assembly, continuous operation of the equipment is guaranteed, the work stagnation time is shortened, and the use efficiency of the equipment is improved.

The utility model discloses a metal powder grading screening device, relates to the technical field of metal powder screening, and aims to solve the technical problem that powder is raised in the metal powder screening process, the metal powder grading screening device comprises a vibrating screen body, and the interior of the vibrating screen body is connected with a hollow shaft through a motor output shaft. A feeding port is fixedly connected to the upper surface of the vibrating screen body, an air inlet fan fixedly connected with the hollow shaft is arranged at the bottom end in the feeding port, a horn mouth is fixedly connected to the lower end of the outer surface of the hollow shaft, and a separation plate fixedly connected to the inner wall of the vibrating screen body is arranged below the horn mouth. A communicating opening formed in the outer surface of the hollow shaft is formed in the horn mouth. The vibrating screen has the advantages that an air flow channel is generated in the vibrating screen body, metal dust is prevented from rising to form a dangerous source, dust and air are separated, and the dust is conveniently collected.

The utility model relates to the technical field of pipe cutting machines, and discloses a pipe cutting machine which comprises a horizontal underframe, a fixed chuck assembly and a portal frame which are arranged at the top of the front end of the horizontal underframe, a laser cutting assembly which is arranged on the portal frame and can move along the X axis and the Z axis, and a movable chuck assembly which can be arranged on the horizontal underframe in a front-back sliding mode. A butt clamp supporting mechanism and a variable-diameter wheel supporting mechanism are arranged on the horizontal type bottom frame, a vertical plate located below the fixed chuck assembly is arranged at the front end of the horizontal type bottom frame, and an air draft dust removal opening is formed in the vertical plate and connected with a dust collector. According to the pipe cutting machine, the air draft dust removal opening formed in the front end of the horizontal type bottom frame is connected with the dust collector, metal dust generated in the laser cutting process can be effectively collected and treated, the dust concentration in a workshop is remarkably reduced, the working environment of workers is improved, and the health risk is reduced.