137results about How to "Reduce manual labor" patented technology

The embodiment of the invention is suitable for the technical field of charging robots, and provides a charging control method, a flexible charging robot, computer equipment and a medium, the method is applied to the flexible charging robot, and the flexible charging robot comprises a motion platform, a flexible mechanical arm and a charging gun head; the method comprises the steps of controlling a motion platform and a flexible mechanical arm to move based on a charging instruction command so as to drive a charging gun head to be close to a charging interface of a vehicle body; when the charging gun head is close to the charging interface, the charging gun head is extended to enter the charging interface, and the motion platform and / or the flexible mechanical arm are / is driven to drive the tail end of the charging gun head to generate dynamic insertion and extraction inclination angle change in a first interval range so as to adapt to passive angle change of the charging interface in the insertion and extraction process; therefore, the charging gun head and the charging interface are enabled to touch an ideal plugging inclination angle at a certain moment in the plugging process, and smooth plugging of the charging gun head and the charging interface is further realized. Through the method, the charging efficiency can be improved.

The invention discloses a tea leaf trimmer with a telescopic adjusting mechanism and a trimming process thereof, and the tea leaf trimmer comprises a holding part for an operator to hold and control; the driving unit is used for driving the pruning machine to perform pruning operation; the pruning cutter is in transmission connection with the driving unit and is used for pruning branches and leaves of the tea leaves; the holding part comprises a frame body, and a supporting plate for supporting a trimmed tea tree is arranged on the frame body; the supporting plate is provided with a plurality of walking units capable of being transversely adjusted in a telescopic mode. The walking unit is in transmission connection with the driving unit, and the trimmer climbs on the surface of a trimmed tea tree after being driven; according to the tea trimmer with the telescopic adjusting mechanism, the traveling unit is arranged on the trimmer, so that the trimmer can crawl on the surface of a trimmed tea tree when the trimmer needs to trim, and manual labor is saved.

The invention discloses a device and method for automatically replacing a screen mesh of a ceramic vibrating screen, the device comprises a frame body, a screen frame taking and placing assembly, a fixing seat, two screen hoop dismounting and mounting assemblies and a mesh distribution assembly, the fixing seat is arranged in the frame body, a groove is formed in the top of the fixing seat and matched with the screen frame, the screen taking and placing assembly is used for moving and lifting the screen frame, and the screen hoop dismounting and mounting assemblies are used for fixing the screen mesh. The two screen hoop disassembling and assembling assemblies are arranged on the two sides of the fixing base correspondingly and used for disassembling a screen hoop of the screen frame and an old screen and installing the screen hoop of the screen frame, and the screen distributing assembly is used for arranging a new screen on the surface of the fixing base; through cooperation of the screen frame taking and placing assembly and the screen hoop disassembling and assembling assembly, a screen hoop and an old screen can be disassembled, a new screen is arranged, the screen is matched with the screen frame by placing the screen frame into the groove, and the screen hoop is installed and the new screen is fixed through the screen hoop disassembling and assembling assembly, so that the problem that the efficiency of replacing the screen of the vibrating screen is low can be effectively solved; the replacement process does not need manual participation, and a large amount of manual labor is saved.

The invention discloses a dust removal device for fireproof thermal insulation building material production, and belongs to the technical field of building material production, the dust removal device comprises a fixed seat with an inner cavity, a filter plate is mounted at the top end of the fixed seat, a fixed plate is connected to the upper end of the fixed seat, and a dust collection box is mounted on the side wall of one side of the fixed plate; a plurality of through holes are evenly formed in the bottom end of the dust collection box at equal intervals, a dust discharging pipe is installed at the top end of the dust collection box, a motor is installed in the dust collection box and located at the dust discharging pipe, the output end of the motor is connected with a rotating shaft through a coupler, and the other end of the rotating shaft is connected with fan blades. The defects in the prior art are overcome, external dust can be automatically absorbed and treated through mutual cooperation of the fixing base, the filter plate, the fixing plate, the dust collection box, the motor, the rotating shaft, the fan blades, the blades, the cleaning rod and other structures, meanwhile, the through holes can be cleaned, the dust is prevented from blocking the through holes, and the dust collection effect is prevented from being affected, and therefore the dust collection effect is improved. And the applicability of the device is improved.

The invention discloses a mechanical equipment locking device replacement mechanism and method.The replacement mechanism comprises a base, a plurality of replacement libraries are formed in the end of the base, and the multiple replacement libraries are used for containing lower parts; the transverse adjusting device and the longitudinal adjusting device are arranged on the base, the end of the transverse adjusting device is connected with a pressing device, the end of the longitudinal adjusting device is connected with a clamping device, the clamping device is located above the pressing device, and the clamping device and the pressing device are used for applying acting force to the upper part; and the elastic rotation stopping device is arranged at the end part of the pressing device and is used for limiting the rotation direction of the lower part. The screw sleeve can be divided into the upper part and the lower part, the lower part is placed in the replacement library on the base, the upper part is placed in the clamping device through carrying equipment, and if the upper part or the lower part needs to be replaced, only the upper part needs to be driven to rotate through external driving equipment, so that the upper part is separated from the lower part; and corresponding parts can be replaced.

The utility model relates to the technical field of geotechnical engineering investigation, and discloses geotechnical engineering investigation safety monitoring equipment which comprises a safety cabinet, a monitor is mounted in the safety cabinet, a movable plate is slidably connected to the outer side wall of one side of the safety cabinet, and a mounting frame is mounted on the side wall of one side of the movable plate. A driving assembly used for driving the mounting frame to move in the horizontal direction is installed on the movable plate, a detection rod is installed on the mounting frame and connected with the monitor through a power connection cable, a movable block is connected to the side wall of one side of the movable plate, a lead screw is rotationally connected to the outer side wall of one side of the safety cabinet, and the lead screw is in threaded connection with the movable block. According to the technical scheme, the safety cabinet, the monitor, the movable plate, the mounting frame, the detection rod, the power connection cable, the moving block, the lead screw, the electric push rod, the motor and other structures are arranged and matched with one another, so that rock soil can be automatically monitored, supporting by workers is not needed, the manual labor force is reduced, and the applicability of the equipment is improved.

The invention relates to the technical field of transfer devices, in particular to a paperboard transfer system. Comprising a paperboard conveying system, a stacking system, a manipulator device and a transfer trolley, the mechanical arm device comprises a base, a multi-joint mechanical arm is movably installed on the base in the length direction, a claw seat is fixed to the tail end of a movable joint of the multi-joint mechanical arm, a fixed upper clamping plate and a movable lower clamping plate are arranged on the claw seat, and a friction belt capable of rotating forwards and backwards is arranged on the lower clamping plate. And the paperboards automatically fall into the container from the conveying belt so as to be automatically stacked. After the paperboards are stacked, the ejector rod on the lower clamping plate abuts against the convex ball to descend, the push plate is pulled to push the paperboard pile to move towards the claw hand, and finally the paperboard pile is clamped by the claw hand to be transferred to a transfer trolley. Through pushing of the push plate and traction of the friction belt, the paperboard pile automatically falls into the claw, loading and unloading of the paperboard pile are facilitated, manual adjustment is not needed, stacking and clamping efficiency is more convenient and faster, and stacking and clamping efficiency is improved.

The feeding device of the gilling machine comprises a workbench, one end of the top of the workbench is provided with an installation plate, one side of the installation plate is fixedly connected with a carding cylinder, an inner tooth groove is formed in the carding cylinder, one end of the top of the workbench is symmetrically and fixedly connected with a first connecting plate, and the other end of the top of the workbench is fixedly connected with a second connecting plate. A conveying roller is rotationally connected between the two first connecting plates, a supporting frame is fixedly connected to the top of the workbench, an air cylinder is fixedly connected to the top of the supporting frame, thread ends are manually and evenly distributed on the tops of lower rake teeth, then the air cylinder is started through a control panel, a sliding plate is pushed to move downwards, and upper rake teeth are driven to be downwards connected with a lower rake tooth box. The thread ends are pulled to move towards one side of the feeding rollers and move to the position between the two feeding rollers, then the thread ends are fed under driving of the second motor, the carded thread ends are fed evenly, the working process of subsequent carding and other procedures cannot be affected, and the overall machining efficiency can be improved.

The utility model belongs to the field of sun-drying equipment, and particularly relates to totally-enclosed conveyor sun-drying equipment which comprises a steel frame detachably arranged on the ground, sealing plates arranged on the periphery of the steel frame and a top plate used for sealing the top faces of the four sealing plates, and the sealing plates, the top plate and the ground form a drying chamber. A conveying device used for containing materials is arranged in the drying chamber. And an exhaust fan communicated with the drying chamber is arranged on the sealing plate. The multiple conveying devices are vertically distributed on the ground at intervals, and the ends of the adjacent conveying devices are arranged in a staggered mode. The sealing plates are arranged on the periphery of the steel frame, the top plate is arranged on the sealing plates on the periphery of the steel frame, the drying chamber is formed between the sealing plates and the top plate, sunlight irradiates in the drying chamber, the internal temperature of the drying chamber rises, and therefore the drying efficiency of coal slime in the drying chamber can be improved. And the coal slime is dried in the totally-enclosed drying chamber, so that the coal slime can be prevented from being blown away by wind, and the environment is protected from being polluted.

The application discloses a device for removing plastic labels and covers from recycled glass bottles, characterized in that it comprises a label cutting mechanism arranged on the front side of a conveying device, which comprises a wastewater collection pool, a bottle feeding front guide rail fixedly arranged on the front side of the wastewater collection pool, and a bottle feeding rear guide rail fixedly arranged on the upper side of the wastewater collection pool, wherein the upper and lower sides of the bottle feeding rear guide rail are fixedly installed with water jet die seats, the water jet die seats are provided with high-pressure water flow interfaces, and the bottom side of the bottle feeding rear guide rail is provided with an opening groove. The device can make the bottle body pass through the high-pressure water flow of the water jet die seat in a horizontal state, remove the plastic labels and covers from the bottle body, and then make the bottle body enter a soaking pool for hot water soaking until the plastic labels are completely stripped, so that the whole process is automatically performed, the labor is greatly reduced, and the label and cover removing efficiency is greatly improved.

The utility model relates to the technical field of rewinding machine blanking devices, in particular to a carrier tape rewinding machine blanking device which comprises a material receiving cabinet, a limiting column is fixedly connected to the material receiving cabinet, a sliding column is connected to the limiting column in a sliding mode, a pedal ring is fixedly connected to the bottom end of the sliding column, a first spring is fixedly connected to the pedal ring, and a second spring is fixedly connected to the first spring. One end of the first spring is fixedly connected to the lower portion of the limiting column, and a supporting plate is fixedly connected to the sliding column. According to the carrier tape rewinding device, a worker only needs to step on the pedal ring with feet to enable the pedal ring to move downwards and drive the clamping columns to clamp the rewinding roller, the rewinding roller can be opened by loosening the pedal ring, automatic discharging is achieved after carrier tape rewinding is completed, the problem that the working efficiency of manual discharging is low is solved, manual labor is saved, and the working efficiency is improved. And the cutting knife is arranged on one side of the rewinding roller, so that the cutting of the carrier tape can be realized only by pushing the cutting knife to slide in the supporting rod I after the rewinding is finished, and the working efficiency is greatly improved.

The invention relates to an electrode foil process strip feeding device which comprises a rack, a bearing table used for bearing a process strip placing frame is transversely arranged on the rack, and a charging basket feeding mechanism used for feeding the process strip placing frame into the bearing table is arranged on one side of the bearing table. A pushing mechanism used for driving the process bar placing frame to move transversely is arranged in the bearing table, a pair of jacking fork rods used for jacking process bars in the process bar placing frame upwards is arranged on the front portion and the rear portion of the bearing table, and a turnover mechanism used for bearing the process bars and turning the process bars from the vertical state to the horizontal state is longitudinally arranged above the bearing table in a crossing mode. A feeding table used for bearing the overturned process strips is arranged on one side of the overturning mechanism, and a charging basket recycling mechanism used for taking the empty process strip placing frames back from the bearing table is arranged on the other side of the bearing table. By means of the device, feeding of the process strips, overturning feeding of the process strip placing frame and recycling of empty frames after material taking can be achieved.

The application discloses a large-koji briquetting device and belongs to the technical field of fermentation and brewing equipment. The device comprises a large-koji briquetting model for loading koji material of large koji, a model positioning table for positioning the large-koji briquetting model, a longitudinal assembly plate vertically arranged on the model positioning table, a vertical material bucket arranged above the large-koji briquetting model, a discharge port at the lower end of the vertical material bucket, a fine port at the upper end of the vertical material bucket, a sliding push rod arranged in the fine port, the sliding push rod sliding in the fine port, a briquetting push plate connected to the lower end of the sliding push rod and sliding in the vertical material bucket, a feeding channel arranged on one side of the upper end of the vertical material bucket for feeding the koji material of large koji into the vertical material bucket, an extrusion driving mechanism arranged at the upper end of the longitudinal assembly plate for driving the sliding push rod to move downward, the briquetting push plate extending into the large-koji briquetting model to extrude the koji material of large koji and form a large-koji briquette, and a lifting guide mechanism arranged on the longitudinal assembly plate for guiding the longitudinal moving direction of the vertical material bucket.

The application relates to the field of water-saving irrigation, and discloses a low-power remote flow control valve which comprises a control valve body; the control valve body comprises a communication pipeline, a piston cavity and a control box body arranged from bottom to top; the communication pipeline comprises a first pipeline and a second pipeline which are blocked by a partition plate; the piston cavity is provided with a reset piece and a piston body; and the control box body is provided with a power supply device, a controller, a first electromagnetic valve and a second electromagnetic valve. The low-power remote flow control valve realizes low-energy consumption and remote flow control through the cooperation between the structures.

The utility model relates to the technical field of photovoltaic panel devices, and particularly discloses a photovoltaic panel installation auxiliary device, which is characterized in that walking wheels are respectively arranged at four corners of the bottom of a movable base, vertical beams are respectively fixed at two sides of the rear end of the top surface of the movable base, the rear end of a support piece is fixed at the top ends of the vertical beams, and a lifting base is arranged below the front end of the support piece; the lifting equipment is fixed to the top of the front end of the supporting piece and used for driving the lifting base to move up and down. The middle of the horizontal beam is fixed to the bottom faces of the front end and the rear end of the lifting base, the horizontal beam extends in the transverse direction, piston cylinders of the electric telescopic cylinders are fixed to the two ends of the horizontal beam, and the top ends of the inner side walls of the clamping heads are fixed to the ends of piston rods of the electric telescopic cylinders. The battery pack is used for supplying power to power equipment of the hoisting equipment and the electric telescopic cylinder; the problems that a large amount of manpower is consumed and the efficiency is not high when the photovoltaic panel is installed are well solved.

This invention discloses a photovoltaic power generation panel with cleaning function and its usage method, including a fixing rod, four evenly distributed photovoltaic power generation panels installed on the extension assembly, a fixing plate inside the photovoltaic power generation panel, the fixing plate being fixedly connected to the upper end of the fixing rod, an installation groove on the upper surface of the fixing plate, a cleaning component installed in the installation groove, a first fixing plate being fixedly connected to the lower surface of the photovoltaic power generation panel, and limit rods being fixedly connected to both sides of the lower surface of the first fixing plate, a second motor driving a carrier plate to rotate, the carrier plate having installation grooves fixedly connected to both sides, and a rotating rod installed in the installation sleeve, which can drive the rotating rod to rotate around the carrier plate as the center, and gears sleeved at both ends of the rotating rod, the gears being connected to an annular toothed plate through tooth meshing, thereby driving the rotating rod to rotate, thereby achieving the effect of cleaning the photovoltaic power generation panel and saving manual labor.

A material taking and feeding device, a loading and unloading unit and a picking system, the material taking and feeding device comprises a support frame (100), a bearing assembly, a taking and placing assembly (121), a rotating assembly (124), a vertical moving assembly (123) and a transverse moving mechanism (122), the bearing assembly is connected to the support frame and has a bearing surface (111); the pick-and-place assembly located above the bearing assembly is provided with a joint component used for being detachably connected to the container; the rotating assembly is provided with a rotating shaft (121d) connected to the pick-and-place assembly and used for driving the pick-and-place assembly to rotate around a first pivoting axis (AX1) perpendicular to the bearing surface; the vertical moving assembly is used for moving the rotating assembly and the taking and placing assembly in the vertical direction. The transverse moving mechanism is used for moving the joint component in the first horizontal direction (D1), and the transverse moving mechanism is arranged on the vertical moving assembly and / or the joint component. According to the device, material taking and feeding in two opposite directions are achieved through a more simplified structure, and due to the fact that the taking and placing assembly is located above the bearing surface, material taking and feeding at the lower position of the goods shelf can be achieved easily.

The utility model relates to charging pile technical field, concretely relates to a floor type direct current charging pile, including charging pile body, the bottom surface fixedly connected with installation bottom plate of charging pile body, the upper side of charging pile body is fixedly connected with the electric gun suspension shell both sides, two electric gun suspension shell's apart one side all is provided with charging gun, the lower end fixedly connected with wire body of charging gun, the both sides below of charging pile body all are provided with the wire cleaning assembly, the front side middle part of charging pile body all is installed with three plug -in board, the inside below of charging pile body is provided with the empty groove. In the utility model, through being equipped with winding assembly in charging pile body, can place wire body in the inside of charging pile body by winding, can better avoid the wire body of plug -in board and charging gun one long -term exposure outside, reduce the damaged area, through being equipped with wire cleaning assembly, clean the surface of long -term frequent use wire, thereby better improve the service life of wire body.

The present invention discloses a self-cleaning pneumatic diaphragm pump, comprising a middle shell, a pneumatic mechanism, a diaphragm mechanism, a connecting mechanism and a self-cleaning mechanism. An outer shell is provided on both sides of the middle shell, the middle shell and the outer shell are detachably connected, an annular mounting groove is provided on the side wall of the outer shell, an inlet pipe is provided at the bottom of the outer shell, an outlet pipe is provided at the top of the outer shell, the pneumatic mechanism is arranged inside the middle shell, the pneumatic mechanism is used to drive the diaphragm mechanism, and the diaphragm mechanism is arranged between the middle shell and the outer shell. The present invention can drive the self-cleaning mechanism through a rod while the start mechanism starts the diaphragm operation, so that the fluid adhering to the diaphragm surface can be automatically cleaned by a cleaning strip rotating on the surface of the fitting rod, so that the diaphragm pump does not need to be manually disassembled, thereby saving labor and increasing the service life of the device.

The utility model discloses a food processing forming machine device which comprises a bottom plate, a first shell and a second shell are fixedly connected to the two sides of the upper surface of the bottom plate respectively, a box body is arranged above the bottom plate, and a batch forming structure is arranged in the first shell. And the batch forming structure comprises a first motor, a threaded rod, a threaded seat and a cross rod. The utility model relates to the technical field of aquatic product processing, according to the food processing forming machine device, through the cooperation among the first motor, the threaded rod, the threaded seat and the cross rod, batch forming processing work can also be carried out when fish stuffing is subjected to downward pressing forming work, the working efficiency is improved, and the production cost is reduced. The problems that only one part of fish meat stuffing can be pressed, formed, processed and conveyed each time, only one part of fish meat stuffing can be pressed and formed each time, batched forming processing work cannot be carried out, and the forming processing work efficiency of aquatic products is reduced are solved.

The invention belongs to the technical field of ore washing and beneficiation, and particularly relates to a double-groove type automatic ore washing and beneficiation machine and a beneficiation process thereof.The ore washing and beneficiation machine comprises a semi-cylindrical ore washing groove, an auger is rotationally installed in the ore washing groove in the axial direction, and the ore washing and beneficiation machine further comprises a first spraying head, a beneficiation groove and a material receiving sliding table; arc-shaped rods connected with the ore washing tank are fixed to the two sides of the first spray head, the position, away from the first spray head, of the lower wall of the ore washing tank communicates with a feeding sliding way, and the two ore dressing tanks are arranged below the feeding sliding way in an inverted-V shape. The process comprises the steps 1-7, coarse materials are automatically fed, double-groove automatic ore washing and beneficiation are carried out, screening is carried out in three times in the process, and the stirring effect on the coarse ore with tips is achieved. According to the double-groove continuous ore washing and separating device, stirring and screening after coarse ore washing are both considered, the stirring effect on coarse ore with tips is achieved, and clamped coarse ore is automatically discharged in a three-stage gradient mode, so that double-groove continuous ore washing and separating are achieved.

The present invention discloses a circulating solid packaging woven bag unpacking device and method, comprising a bracket, a guide plate is arranged on the bracket, the guide plate is arranged at the end of the conveyor belt, movable pushing mechanisms are symmetrically arranged on both sides of the guide plate, a hanging mechanism for fixing the material bag is installed on the pushing mechanism, and a cutting tool is installed below the hanging mechanism; wherein the hanging mechanism comprises an openable and closable manipulator, the manipulator is installed on the pushing mechanism, and when the material bag reaches the end of the conveyor belt, the manipulator closes and grasps the material bag. After the solid material bag is unpacked and transported to the feeding end, the end edge of the material bag can be directly grasped by the manipulator of the hanging mechanism, and the other end of the material bag can be cut by the cutting tool, so that the material can be quickly poured out and collected. In this process, no manual handling and bag unpacking operations are required. For materials that are not conducive to human contact, the safety of workers can be well guaranteed and production efficiency can be improved.

The invention relates to an unmanned aerial vehicle security inspection device and method.The device comprises multiple sets of elevated towers, an unmanned aerial vehicle body and a hanging type movable frame, the multiple sets of elevated towers are sequentially arranged, the height difference exists between the two elevated towers in each set, and a hook of the unmanned aerial vehicle body is hung and buckled to a charging hanging base on an integrated wire between the elevated towers; the unmanned aerial vehicle body is turned over by 90 degrees through a second rotating circular ring, so that fan blades are perpendicular to the horizontal plane, the fan blades start to operate, and the unmanned aerial vehicle and the hanging type moving frame are driven by the fan blades to move upwards or downwards along an integrated wire; in the moving process, the unmanned aerial vehicle body can be separated from the hanging type moving frame at any time for patrol; or the unmanned aerial vehicle body is driven by the fan blades to move to the target elevated tower; and then the unmanned aerial vehicle body is transferred to the next elevated tower for patrol. The method can greatly reduce the patrol difficulty and improve the patrol efficiency.

The invention relates to the technical field of aging tests, and discloses a test device and method for accelerating material aging through multi-environmental factor coupling, and the test device for accelerating material aging through multi-environmental factor coupling comprises a test box body which is used for providing an aging degree test environment; the illumination system is mounted in the test box body and is used for providing irradiation for the test box body; the salt mist system is connected to one side of the test box body through a pipeline and is used for spraying salt mist into the test box body; and the gas mixing system is connected to one side of the test box body through a pipeline and is used for guiding various gases into the test box body. By adopting the multi-factor coupling material aging system, the combined action of multiple factors in a service environment is simulated, the process of a multi-factor coupling aging test is accelerated, the test steps are simplified, the test period is greatly shortened, the manual labor is reduced, and the system closely combines a salt fog factor with other environmental factors.

The present invention belongs to the field of agricultural machinery, and discloses a seedling delivery device, comprising: a seedling carrier frame, a seedling delivery mechanism, comprising a plurality of sprockets respectively arranged on the frame, two parallel single-side outer plate chains ringed at the ends of the sprockets, and a tray delivery rod arranged therebetween; a delivery path comprises a first delivery section and a second delivery section, the first delivery section is tilted from high to low, the second delivery section is a straight delivery section, and sprockets are arranged at both ends of the straight delivery section; a transmission mechanism comprises a servo motor connected to the sprocket; a tray protection mechanism is located in the straight delivery section and extends along the straight delivery section to the top of the sprockets at both ends to prevent the seedling tray from falling during transmission; a seedling delivery mechanism comprises a seedling claw frame and a seedling delivery claw installed on the seedling claw frame, and the seedling delivery claw grabs and releases the seedlings in the seedling tray by opening and closing. A seedling delivery method is also disclosed, and the above device and method can not only make the hole pot and the seedling tray easier to separate, but also have the advantages of low hole pot damage and low matrix loss rate.

This invention provides a positioning platform for optical diaphragm folding earpieces: it includes a mounting base, on which a worktable is mounted. A conveyor belt is slidably connected to the mounting base within the worktable. A fixed positioning mechanism is provided on one side of the worktable along the conveyor belt's transport direction, and a movable positioning mechanism is provided on the other side. A folding earpiece guide assembly is provided on one edge of the movable positioning mechanism on the worktable. This invention is rationally designed, using the combined action of the fixed and movable positioning mechanisms to position the optical diaphragm. Simultaneously, after folding, the conveyor belt rises, lifting the folded optical diaphragm, and the conveyor belt transports the optical diaphragm to the next workstation, reducing manual labor, improving production efficiency, and facilitating specialized production.

This utility model provides a sand fracturing device for coal mine gas drainage wells, including a mixing component, a storage component, and a fracturing pump. The mixing component, storage component, and fracturing pump are respectively mounted on a support, with the fracturing pump located below the mixing component, which is located below the storage component. The mixing component includes a shell and a stirring unit. The stirring unit is mounted on the shell, with one end of the stirring unit located inside the shell. The shell has a first feed inlet and a second feed inlet, which are arranged opposite to each other on the outer periphery of the shell. The first and second feed inlets are respectively used to connect to the storage component. The lower end of the shell has a first discharge outlet. This sand fracturing device for coal mine gas drainage wells replaces the traditional sand fracturing method of feeding sand by its own weight, solving the problem of sand clogging the conveying pipeline during the traditional sand fracturing process, thus improving work efficiency and safety.

The invention relates to the technical field of artificial afforestation, in particular to auxiliary equipment for artificial afforestation, which comprises an auxiliary frame, a moving part, a main shaft, a spiral sheet, a sapling placing box, a taking and placing part, a fertilizer box, a water storage box, a water outlet pipe, a discharging pipe, an adjusting part and a driving part, the device has the beneficial effects that the second motor drives the main shaft to rotate so as to drive the spiral piece to rotate, the second motor can be driven to move through the moving part, earth cutting is facilitated, the efficiency of the spiral piece during earth cutting is guaranteed through the two sets of blades, the service life of the spiral piece is prolonged, and after earth cutting is completed, the driving part drives the taking and placing part to be opened and closed; a driving part drives an adjusting part to move at the same time, so that a water outlet pipe and a discharging pipe are opened and closed in a staggered mode, then fertilization and watering can be conducted in pits where soil cutting is completed when the saplings are taken, growth of the saplings is facilitated, and the working efficiency of tree planting is effectively improved; and the manual labor is reduced.

The invention relates to the technical field of film testing, in particular to a full-automatic film voltage-withstanding temperature spectrum testing device and method, which can realize automatic voltage-withstanding testing of a film wide temperature spectrum and greatly improve the testing efficiency and the testing accuracy, and a tested electrode can follow a testing module to translate to a detection position and then descend for testing. And the angle between the electrode and the surface of the thin film is consistent during each test, so that the electrode does not cause great damage to the surface of the thin film, the wide-temperature-spectrum automatic withstand voltage test of the thin film is realized, and the test efficiency and the test accuracy are greatly improved.