84results about How to "Convenient for continuous operation" patented technology

The invention discloses a multistage high-efficiency anti-blocking sand screening device. The multistage high-efficiency anti-blocking sand screening device comprises a shell and a screen plate, wherein the upper part of the right side of the shell is connected to a feed hopper; a rotating drum is arranged in the shell; a screen mesh is arranged at the right side of the rotating drum; the screen plate is arranged below the screen mesh; and the upper part of the screen plate is leaned against a hair brush. The multistage high-efficiency anti-blocking sand screening device has the beneficial effects that hardened blocks in coarse sand are efficiently smashed by arranging the rotating screen drum and smashing cutter blades distributed in a staggering manner, thereby improving the sand screening efficiency of the screen drum and saving coarse sand raw materials; the multistage high-efficiency anti-blocking sand screening device is provided with a squeezing plate and a slag discharging opening which are used for collecting large-grained garbage screened out by the screen drum, thereby facilitating the continuous operation and improving the screening efficiency; the multistage high-efficiency anti-blocking sand screening device is provided with the reciprocating screen plate and the hair brush, and the hair brush is used for cleaning the screen plate in real time, thereby avoiding the blockage of the screen plate and improving the screening efficiency; the screening quality is improved through two-stage screening; and the multistage high-efficiency anti-blocking sand screening device is compact in structure and is suitable for screening small batches of coarse sand; and as the multistage high-efficiency anti-blocking sand screening device is provided with idler wheels, the multistage high-efficiency anti-blocking sand screening device is convenient to move and transport.

A manipulator backpack type underwater robot is composed of a main body frame, a buoyancy block system, a multi-joint manipulator, a collection box system, a control cabinet, an auxiliary adjusting buoyancy block system, a propeller system and a shooting and illuminating system. The whole manipulator backpack type underwater robot is arranged in a horizontal compressed mode, and continuous operation is facilitated; the eight-propeller power system is adopted so that the robot can reach a working zone more conveniently and rapidly; through the auxiliary adjusting buoyancy block system and extension-length-adjustable push-pull rods matched with the auxiliary adjusting buoyancy block system, the robot can adapt to the complex underwater working environment; the shooting and illuminating system similar to binocular vision is adopted for the working zone, so that the working zone is more tridimensional and visual, and the manipulator can perform operation conveniently and accurately; the multi-joint design is adopted for the manipulator, so that the manipulator is more flexible and can grab and place objects more conveniently, and the working range is relatively enlarged; and the manipulator can be folded or unfolded, so that the space utilization rate is improved.

The invention discloses a method and device for strengthening a fastening hole by shocking with ring laser, relating to the technical field of machining and manufacturing of fastening holes. In the invention, the head part of an energy absorbing rod (10) is a conical surface; high power pulse laser outputs ring laser pulse (8) through a spot adjusting device (15); the ring laser pulse (8) accommodates the tip of the conical head surface of the energy absorbing rod (10) in a hollow part of a laser beam; and the ring laser pulse (8) acts on the conical head surface of the energy absorbing rod (10) to induce a plasma (17) to explode so as to generate shock waves acted on the inner wall of the fastening hole, and thereby the fastening hole is strengthened. The method and the device are suitable for strengthening the fastening hole with a small diameter; the hollow part of the ring laser pulse (8) keeps away from the tip of the conical surface of the energy absorbing rod (10) so that the energy absorbing rod (10) is difficult to be damaged, which is favorable for continuous operation, and the strengthening effect is good.

The invention relates to a process for producing formaldehyde-removing solid wood flooring. The process comprises the following steps of: forming a solid wood flooring block, sanding the block, removing dust, coloring, coating UV putty coat I, solidifying I, sanding I, coating UV putty coat II, solidifying II, sanding II, coating wear resistant base coat, semi-solidifying I, coating transparent UV base coat, solidifying III, sanding III, coating UV finishing coat, semi-solidifying II, coating formaldehyde-removing UV wear resistant finishing coat, solidifying IV, and forming the finished product. The solid wood flooring produced by the process has the advantages of good colour and lustre, clear texture, high anti-bending static bending strength, good surface abrasion resistance, stable size, small deformation and special effects on adsorbing and degrading free formaldehyde in indoor air.

The invention relates to a recovery method for a mother liquor for extracting lithium from spodumene, in particular to a method for extracting rubidium and cesium salts from the mother liquor for extracting lithium from spodumene. The technical problem solved by the invention is to provide a low-cost method for extracting rubidium and cesium salts from spodumene lithium extraction mother liquor. In this method, the lithium-extracting mother liquor of spodumene is used as the raw material, the rubidium and cesium in the lithium-extracting mother liquor are first precipitated, and then the solid is enriched and then dissolved, extracted and separated, and the rubidium and cesium valuable metals are comprehensively utilized, reducing the rubidium and cesium The cost of cesium extraction can produce considerable economic benefits. Moreover, the method of the present invention can extract rubidium and cesium at low temperature and normal pressure. The operation is simple, the energy consumption is low, the processing capacity is large, it is beneficial to continuous operation, the production cost is low, the waste water is returned to the lithium extraction workshop, and the closed circuit cycle is realized in the process, and the waste water is zero discharged. .

The invention discloses a on-line optimizing cutting method of rolling board, it uses flat surface detecting device and on-line ultrasonic detection equipment to roll shape of big board and detect inner defect before snip head, and using cutting line course computer to transform detected shape data of rolling big board and inner defect data to image and displayed on operation interface and setting cutting position and defect avoiding to accomplish cutting of big board. The on-line optimizing cutting method resolves effectively problem that rolling big board with defects on head and trail needs manpower detection or finished board possesses defect of head and trail, it fits for continuous operation, and increasing cutting production capability and steel lumber ratio.

The invention discloses a method for controlling the heating on the edges of a steel coil edge and a heating device. By steel coil edge heating devices arranged on heating working positions on the left and right sides of the steel coil, the PLC is controlled to receive inside and outside diameter data, a circular track of the movement of a heating disc is worked out, and one heating track mode of a small circle heating mode and a big circle heating mode is adopted; and meanwhile, one heating flame mode of a small flame mode and a big flame mode is automatically selected to heat end faces of both sides of the steel coil, and the PLC is controlled to heat the edges of the strip steel up to the temperature of between 80 and 150 DEG C according to the set process temperature, preferred between 100 and 120 DEG C. The method and the device solve the problem that the crack extends to the depth in the processes of uncoiling and cutting the strip steel; and the investment is only one tenth of that of an electric induction heater.

The invention discloses constant-temperature stamping equipment with an automatic discharging function. The constant-temperature stamping equipment comprises a base, a cooling device, an upper die assembly, a lower die assembly and a discharging device. The upper die assembly comprises an upper die connecting plate, an upper die base plate, an upper die seat and a male die. A hydraulic cylinder isarranged on the upper die seat, and a guide rail is arranged on the base. The lower die assembly comprises a lower die sliding block and a lower die fixing plate, and the lower die fixing plate is arranged on the guide rail. A female die is arranged on the position, corresponding to the male die, of the lower die sliding block. The discharging device is mounted on one side of the base, and the cooling device is connected with a circuitous pipeline which is arranged in the lower die sliding block. A stroke protecting mechanism is arranged between the male die and the female die. The female diecan keep the appropriate temperature range, thus the stamping quality is improved, and the service life of the equipment is prolonged; and the pneumatic mode is adopted, noise is small, discharging is convenient, and it is guaranteed that the equipment operates stably.

The invention relates to a process for extracting rubdium and cesium from spodumene lithium-extracted slag and belongs to the technical field of rubdium and cesium extraction. The process specifically comprises the following steps of (1) adding a converting auxiliary material into slag generated after lithium is extracted from the spodumene, uniformly mixing the materials, and roasting the materials for 30 to 180 minutes at the temperature of 800 to 950 DEG C, wherein the converting auxiliary material is one of or a mixture of more of calcium chloride, sodium chloride, calcium oxide, sodium sulfate and potassium sulfate; (2) cooling the roasted materials obtained in the step (1), and leaching the roasted materials by taking water as an extracting agent; (3) performing solid and liquid separation on the mixed slurry formed after the leaching in the step (2), wherein the liquid phase of soluble rubdium and cesium salts can be subsequently gathered and separated. According to the method for extracting the rubdium and cesium from a rubidium, cesium and silicon aluminate skeleton structure provided by the invention, the rubdium and cesium can be extracted from high-grade ore, and the rubdium and cesium can also be extracted from low-grade ore and slag. The extraction rate of the rubidium can reach up to 98 percent, and the extraction rate of the cesium can reach up to 99 percent.

The invention relates to the field of the biological sample detection, and specifically relates to an uncapping shake well device and an in-vitro quantitative detector. The device comprises a supportpart, an uncapping mechanism, a shake well mechanism and a test tube fixing mechanism, wherein the uncapping mechanism is connected with one side of the support part, and the shake well mechanism is connected to the other side of the support part. The uncapping shake well device can perform uncapping and capping on a sample test tube by arranging the uncapping mechanism; the sample test tube can be shaken well by arranging the shake well mechanism; the artificial manual operation is avoided, the manpower is greatly saved, the detection efficiency is improved, and the automation degree is high.Furthermore, the test tube fixing mechanism can fix the sample test tube so as to cooperate with the uncapping mechanism to open the cap of the sample test tube without mutual leaning effect of otheradjacent sample test tubes; the uncapping successful rate is high, and the detector is in favor of continuous work and high in automation degree.

The invention relates to a device for treating aquatic plants in real time, comprising a prior-period grinding mechanism and a spiral solid-liquid separator, wherein a grinder in the prior-period grinding mechanism is located on the top of a stirring tank, a stirring blade in a stirring device is located on the central axis of the stirring tank, a suction port of a submersible sewage pump is located at the bottom of the stirring tank, and an output port of the submersible sewage pump is abutted joint with a feed port in the spiral solid-liquid separator; and the spiral solid-liquid separator comprises an extrusion channel consisting of the feed port, a dehydration outlet and a residue outlet, wherein the extrusion channel is internally provided with a spiral propulsion blade matched with the extrusion channel, the diameter of the extrusion channel is gradually reduced into a cone from the end of the feed port to the end of the residue outlet, a central shaft of the spiral propulsion blade is supported in the extrusion channel by using a bearing, one end of the central shaft is connected with an output shaft of a driving motor after extending out of the extrusion channel from the feed port, the residue outlet is provided with a resistance regulating device, and the dehydration outlet is located below the extrusion channel. The device can be used for carrying out dehydration treatment on fished aquatic plants and residual bodies thereof.

The invention discloses a walking type high-voltage line pin supplementing device which comprises a walking unit and a machine head, and a swing arm unit is arranged between the machine head and the walking unit. After the walking unit walks to a vertically-arranged double-suspension clamp along an upper wire and a lower wire of a high-voltage line, the swing arm unit aligns the machine head witha pin shaft on the vertically-arranged double-suspension clamp, and then the machine head punches an R pin stored in the machine head into a hole in the end of the pin shaft. The walking unit climbs to the pin supplementing position along the overhead line, then the swing arm unit sends the machine head to the to-be-supplemented pin position for pin supplementing operation, power-off is not neededduring pin supplementing operation, and power failure loss is avoided. A plurality of R pins is stored in the machine head, so that continuous operation is facilitated. After the device is used, manual climbing and contact with an electrified part are not needed in pin supplementing operation, the operation risk is greatly reduced, the R pin can be supplemented once being lost, pin supplementingis convenient and rapid, and the efficiency is high.

The invention relates to the technical field of welding and machining, in particular to a related technology of related welding and machining in communication devices, and to a positioning fixture, tin brazing welding equipment and a tin brazing welding method. The positioning fixture comprises a positioning panel, and a positioning part arranged on the positioning panel for conveniently mounting and positioning the positioning fixture; and the positioning panel is provided with a positioning groove for conveniently mounting and positioning workpieces, and a float clamping mechanism for conveniently clamping the workpieces mounted in the positioning groove. The positioning fixture not only can automatically clamp the workpieces mounted in the positioning groove of the positioning fixture to save a single clamping procedure after workpiece positioning, but also can prevent mutual position influence of the multiple workpieces, so that the position deviation of all the workpieces is reduced, the pseudo soldering phenomenon is reduced, and the welding quality and the operation efficiency are greatly improved; and meanwhile, the positioning fixture is higher in intelligence, and is more convenient for all operations.

The invention discloses a high-efficiency flour processing device facilitating packaging and storage in the technical field of flour processing devices. The high-efficiency flour processing device comprises a base and a conveying belt device. A processing shell is fixedly arranged on the top of the base through a support. A material amount control mechanism communicating with a grinding cavity isarranged at the position, located below the grinding cavity, in the processing shell. A weighing and discharging device is arranged on the inner wall of the bottom of a weighing cavity. Multiple setsof packaging auxiliary mechanisms of the same structure are uniformly arranged on the conveying belt device at equal intervals. According to the high-efficiency flour processing device, a weighing mechanism is arranged in the processing shell, raw materials fall on a containing plate in the weighing mechanism, the weight of the raw materials is detected through a pressure sensor for weighing, thedischarging mechanism is used for discharging, the raw material packaging amount needed by a user can be obtained, equivalent packaging work does not need to be conducted after processing, the manualprocessing burden is greatly reduced, and the quality of flour after packaging and storage is guaranteed while the working efficiency is improved.

The invention relates to a traditional Chinese medicinal material drying device, and belongs to the technical field of medicinal material processing. The traditional Chinese medicinal material dryingdevice comprises a box body, wherein a window, a gas inlet tube, a hot air blower, a control panel, a charge hole, a discharge hole and a traction mechanism are arranged on the surface of the box body; an LED lamp, a temperature sensor and a transmitting mechanism are arranged on the inner part of the box body; and a roller, a conveyor belt, a fixed plate, hydraulic cylinders, a pushing plate anda baffle plate are arranged on the transmitting mechanism. The transmitting mechanism is matched with the hydraulic cylinders with reverse movement directions, so that traditional Chinese medicinal materials are continuously turned over in a transmitting and drying process, and therefore, the traditional Chinese medicinal materials are dried more completely and more uniformly while dried; meanwhile, a partition plate is arranged to prevent the traditional Chinese medicinal materials from being sprayed during turnover; and an ultraviolet-ray lamp tube and an air purifying and dehumidifying device are arranged, so that drying efficiency is further improved, and the medicinal materials are prevented from being polluted, and therefore, the traditional Chinese medicinal material drying device is convenient for industrial continuous operation.

The invention discloses a reciprocating building tamping device. The reciprocating building tamping device comprises a vehicle body, a first tamping block, a diesel engine and a second tamping block;the first tamping block and the second tamping block which are arrayed transversely are arranged at the lower portion of the vehicle body, a vertical rod is fixedly connected with the upper end surface of the first tamping block, a rectangular through groove with the rectangular section is formed in the vertical rod, a rack is arranged on the inner wall on one side of the rectangular through groove, and the rack is meshed with a semicircle gear; and the semicircle gear is fixedly connected with a transverse shaft, and the transverse shaft is connected with the output shaft of the diesel enginethrough a transmission belt. According to the reciprocating building tamping device, by arranging the first tamping block and the second tamping block which are different in initial position and different in mass, reciprocating tamping is achieved, meanwhile, the tamping strength is increased along with the moving of the vehicle body, and the stamping effect is improved.

A continuous grout making machine used for fire preventing and extinguishing in a coal mine is provided with a grout cylinder, a rolling cylinder and a drive device of the rolling cylinder, wherein the rolling cylinder and the drive device are contained in the grout cylinder. The grout cylinder and the rolling cylinder are obliquely installed, a material inlet is formed in the higher end of the rolling cylinder, a slag outlet is arranged in the other end of the rolling cylinder, the end, close to the material inlet, of the rolling cylinder is provided with a material inlet flow guide mechanism and a material inlet buffering mechanism, the end, close to the slag outlet, of the rolling cylinder is provided with a slag outlet flow guide mechanism and a slag outlet buffering mechanism, a grout outlet is formed in the end, close to the slag outlet, of the grout cylinder, a filter net is arranged on the outer circumference of the rolling cylinder, the inner wall of the rolling cylinder is fixedly provided with axial stirring pieces, grout raw materials are stirred by the stirring pieces to form grout, the grout penetrates through the filter net, enters the grout cylinder and is discharged from the grout outlet, and slag is discharged out of the slag outlet through the slag outlet flow guide mechanism and the slag outlet buffering mechanism of the rolling cylinder.

The invention relates to the technical field of chemical mechanical stirring reactor manufacturing and specifically relates to a polymeric reactor for polyphenylene sulfide. The polymeric reactor comprises a kettle body, a stirring motor, a stirring shaft, a stirrer and a magnetic coupling sensor, wherein the stirring motor is arranged above the kettle body; an output shaft of the stirring motor is connected with a magnetic coupling driver inserted into the kettle body; the upper end of the magnetic coupling driver is connected with the stirring motor; the lower end of the magnetic coupling driver is connected with the stirring shaft through a coupler; the stirrer is arranged on the stirring shaft; the polymeric reactor is characterized in that an external quick temperature control mechanism, an internal auxiliary temperature control mechanism and an anti-adhesion stirring mechanism are arranged on the kettle body. The polymeric reactor has the advantages of simple structure, convenience in cleaning, stable and easy controllable reaction temperature, benefit in continuous operation high efficiency, high yield, and the like.

The invention discloses a preparation method of a PTFE-based microwave composite dielectric material substrate with high peeling strength, which comprises the following steps: modifying a filler by adopting a surface modification method to increase the binding force between the filler and PTFE, calendering the material into a sheet by a calendering process, and uniformly coating a sodium-naphthalene complex surface modifier on the calendered sheet, so that the bonding performance of the composite material and the copper foil can be improved, and then the PTFE-based composite material and the copper foil are sintered together through hot pressed sintering. The method has the technical effects that the non-stick characteristic of the composite material is effectively improved, the binding force between the rolled sheet of the composite material and the copper foil is improved, and the anti-stripping strength is successfully improved to 3.9 N / mm or above. The substrate with anti-strippingstrength is beneficial to the reliability of the through hole in the material processing process, effectively avoids the situation that the copper strip is layered and even falls off in the through hole process, meets the requirement of precise processing of complex patterns, is simple and convenient in process and high in operability, and facilitates continuous operation on a production line.

The invention discloses an automatic water testing device for pipeline machining, and belongs to the technical field of pipeline machining. The automatic water testing device for pipeline machining comprises a water testing box; a transmission mechanism, a driving mechanism, a lifting mechanism, a sealing mechanism and a pressure testing mechanism are arranged on the water testing box; six sets ofbrake wheels are movably installed on the outer surface of the bottom of the water testing box; a supporting frame is installed on the water testing box in a welded mode; a trapezoidal frame is arranged in the supporting frame. The automatic water testing device for pipeline machining can automatically complete sealing operation on the interior of a steel pipe. Compared with a device for fixing and sealing the interior of the steel pipe through a blind plate, the device is simpler and more convenient to operate, does not need complex and difficult mounting and dismounting steps,relieves the labor burden of operators and improves production efficiency; Due to the conical structural design of a conical extrusion block and a conical rubber sealing cylinder, water testing operation can be conducted on steel pipes of different specifications, and the use scene and range of the device are widened.

The invention discloses a circulating spray washing system for an anilox roll of an intaglio printing press. The circulating spray washing system comprises a washing room and a high-pressure pump, wherein the washing room is divided into a primary washing room (1) and an exquisite washing room (2); an anilox roll running track (3) and a high-pressure spray head (4) are arranged on the primary washing room (1) and the exquisite washing room (2); the high-pressure pump is connected with the high-pressure spray head (4); an anilox roll traction device (5) is arranged in the anilox roll running track (3); and a waste solvent storage tank (10) and a solvent recycle pool (6) are arranged below the primary washing room (1) and the exquisite washing room (2) respectively. According to the circulating spray washing system, the washing room is arranged, and a high pressure spray gun is arranged in the washing room, so that the anilox roll can be washed by using a high-pressure washing solution; with respect to manual washing, the circulating spray washing system is more efficient; and the working environment of operators can be improved.

The invention discloses a centrifugal grease filtering machine comprising an outer barrel (1). A retainer ring (2) is formed by bending inwards from the edge of the upper end of the outer barrel (1), an upper cover (3) fixedly connected with the retainer ring (2) is arranged on the upper portion of the retainer ring (2), the outer barrel (1) is internally divided into a filtering chamber a and a drive chamber b by a partition plate (4) from the lower portion of the retainer ring (2), a filtering drum (13) concentric to the filtering chamber a is arranged in the filtering chamber a, a rotating shaft (5) is fixedly mounted at the bottom of the filtering drum (13), the other end of the rotating shaft (5) passes through a bearing mounted in the middle of the partition plate (4) and further extends into the drive chamber b to be connected with a driven pulley belt (6), and a drive motor (7) is mounted in the drive chamber b. The centrifugal grease filtering machine has the advantages that the centrifugal grease filtering machine is simple in structure, satisfactory in filtering effect, low in overall manufacturing cost and beneficial to popularization; continuous operation is facilitated due to the fact that the centrifugal grease filtering machine is capable of scraping grease attached to the inner wall of the outer barrel during filtering.

The invention discloses an adjustable traditional Chinese medicine cleaning device in the technical field of traditional Chinese medicine cleaning devices. The adjustable traditional Chinese medicinecleaning device comprises a case, a conveyor belt device I and a conveyor belt device II. Dividing pipes are transversely and fixedly arranged on the right side of the top of the inner wall of the back side and the middle of the inner wall of the back side of the case, the dividing pipe in the middle of the inner wall of the back side of the case is located between the conveyor belt device I and the conveyor belt device II, vibration carrying mechanisms are arranged below the two dividing pipes, an adjusting mechanism matched with the vibration carrying mechanisms is arranged in a position, corresponding to the vibration carrying mechanisms, of the inner wall of the back side of the case, and each vibration carrying mechanism is provided with three cleaning roller mechanisms same in structure from left to right. By arranging the adjusting mechanism, a user adjusts the adjusting mechanism manually according to thickness of traditional Chinese medicines, so that it is convenient to cleandifferent traditional Chinese medicines, the adjustable traditional Chinese medicine cleaning device is wider in application range, the traditional Chinese medicines are not damaged while being conveniently cleaned by the cleaning roller mechanism, and the cleaning quality is improved.

The invention discloses a rice transplanter walking box with steering function. The rice transplanter walking box comprises an upper box body and a lower box body which are rotatably connected. A steering shaft is rotatably installed on the upper box body, a steering transmission mechanism is arranged between the steering shaft and the lower box body. The rice transplanter walking box with steering function further includes a first shaft for outputting power, a land axle and a rear output shaft for outputting power to the rice transplanting mechanism. The first shaft and the rear output shaft are respectively installed on the upper box body, and the land axle is installed on the lower box body. A rice transplanter walking driving mechanism is arranged between the first shaft and the rear output shaft, and another rice transplanter walking driving mechanism is arranged between the first shaft and the land axle. According to the technical scheme, the rice transplanter walking box with steering function avoids such a technical problem that the powering portion of a rice transplanter swings at the time of bow steering, a control handle is not easy to touch the driver's legs, thus the rice transplanter walking box with the steering function brings convenience to the driver's control, and the rollover of the rice transplanter is not easy to occur. The rack, around a driver, can be further provided with a working platform and the like to place the seedlings, thereby providing a great convenience for the continuous operation of the rice transplanter.

The invention discloses a paper pre-stacking, lifting and feeding all-in-one machine. The paper pre-stacking, lifting and feeding all-in-one machine is characterized by comprising a paper pre-stackingdevice (1), a paper lifting device (2) and a paper feeding device (3); the paper pre-stacking device (1) comprises an X-direction guide rail (1-1), a paper supporting vehicle plate (1-2), wheels (1-3), two Z-direction beams (1-4), a Y-direction guide groove (1-5), a Y-direction guide rod (1-6), a Y-direction screw rod (1-7) and a first motor (1-8); the paper lifting device (2) comprises a fixingframe (2-1), a lifting seat (2-2), a guiding assembly (2-3) and a lifting driving assembly (2-4); one end of the X-direction guide rail (1-1) is located below the lifting seat (2-2); and the paper feeding device (3) comprises two air suction belts (3-1), a paper feeding driving assembly (3-2) and two bottom paper gauges. By means of the paper pre-stacking, lifting and feeding all-in-one machine, paper pre-stacking, paper lifting and paper feeding work can be sequentially achieved, automatic production is achieved, and the work efficiency is high. In addition, the invention further discloses aprinting machine.

The invention provides a land leveling device and a land leveler, belonging to the technical field of crop cutting machines. The land leveler comprises the land leveling device, a power device and a carrying device, and replaces the manual operation manner for crop cutting. A frame of the land leveling device is installed on the carrying device, and a power input mechanism on the land leveling device is connected with the power device, and drives a first cutting mechanism and a second cutting mechanism to rotate in opposite directions; and by virtue of the rotation of the first cutting mechanism and the second cutting mechanism, crop stems are cut, and the cut laid crops are stacked in a line to facilitate subsequent treatment. Compared with manual operation, the land leveling device provided by the invention has high cutting efficiency and high cutting speed, and prevents cutters from being over tired, so that the cutters can easily cut crops.

The invention discloses a heat treatment device for conveying machine part machining, and relates to the technical field of conveying machines. The heat treatment device for conveying machine part machining comprises a supporting bottom plate, a first mounting plate and a second mounting plate are arranged at the top of the supporting bottom plate, a first sliding groove is formed in the first mounting plate, and a sliding rod is fixedly mounted in the first sliding groove. According to the heat treatment device for conveying machine part machining, a pipeline can be automatically clamped andfixed, the pipeline does not need to be heated by hand holding, the possibility that a worker is scalded in the operation process is avoided, the labor intensity of the worker is effectively reduced,the safety of the device is enhanced, and the practicability of the device is improved; and the heated pipeline does not need to be directly put into water for cooling manually, the situation that dueto the huge temperature difference, evaporated water mist splashes easily, and consequently workers are scalded is avoided, the labor intensity of the workers is effectively relieved, and the safetyof the device is enhanced.

The invention discloses a material surface coating and high-temperature treatment integrated device. The material surface coating and high-temperature treatment integrated device comprises pipelines as well as a spraying drying assembly, a high-temperature treatment assembly, a collecting assembly and a gas exhaust assembly which are in communication in sequence, wherein the pipelines comprise a first connecting pipe for connecting the spraying drying assembly to the high-temperature treatment assembly, and a second connecting pipe for connecting the high-temperature treatment assembly to the collecting assembly; the spraying drying assembly comprises a carrier gas channel, a spray nozzle and a drying room; the drying room is a cavity, wherein the diameter of the lower part of the cavity is gradually reduced; the carrier gas channel is arranged on the top of the drying room, and communicates with the drying room; the spray nozzle is arranged on a joint of the carrier gas channel and the drying room; the high-temperature treatment assembly comprises a reaction chamber and a heating unit for uniformly heating the reaction chamber; the collecting assembly comprises a collecting chamber, a gas exhaust channel which communicates with the top of the collecting chamber, and a filter unit which is arranged at the joint of the collecting chamber and the gas exhaust channel; and the gas exhaust assembly comprises an induced draft fan arranged on the gas exhaust channel.

The invention relates to the railway rail rust removal technology, in particular to a system for railway steel rail laser rust removal. The system comprises a rail car and a laser generating device. Rail wheels are arranged on two sides of the bottom of the rail car, and the laser generating device comprises a laser generator and a laser head. The system further comprises a multiple-degree-of-freedom mechanical arm and a dust absorption device. A magnetic attraction device is arranged on the mechanical arm, the laser head is connected with the mechanical arm through a clamping block, the laserhead is electrically connected with the laser generator, and a storage bin, a power bin and a laser generation bin are sequentially arranged in the rail car. Multiple-angle rust removal of rails is achieved in the mode that the laser head and the mechanical arm are combined; and meanwhile, the mechanical arm can be attracted to the rails through the magnetic attraction device to complete dead-corner-free rust removal of the rails, rust removal is made more thorough, the operation time is saved, and the operation efficiency is improved. And meanwhile, rust dust and harmful gas generated in therust removal process can be absorbed through the dust absorption device, and it is guaranteed that the rust removal operation process is safe and reliable.