1318results about How to "Increase labor intensity" patented technology

The invention discloses a tunnel arch center installation operation vehicle. The tunnel arch center installation operation vehicle comprises a machine frame, a travelling mechanism, a traction mechanism, an arch center lifting device for lifting tunnel arch centers which are arranged on the rear part of the machine frame and are needed to be installed one by one, and an arch center transferring mechanism for transferring the arch centers which are lifted by the arch center lifting device one by one through alignment and adjustment; the arch center transferring mechanism comprises a translating trolley which can move forward and backward on the upper part of the machine frame, a lifting mechanism for stably lifting the tunnel arch centers, and a left and right movement mechanism for driving the lifting mechanism to synchronously move left and right; and the translating trolley, the left and right movement mechanism, and the lifting mechanism align and adjust the tunnel arch centers front and back, right and left and up and down respectively. The tunnel arch center installation operation vehicle has a reasonable design, is convenient to assemble, and easy and convenient to operate, safe and reliable in working performance, and good in a using effect, and can solve the problems of large working difficulty in movement and accurate positioning of steel arch centers after lifting during the installation of the conventional steel arch centers, low installation efficiency, large labor intensity and the like.

The invention relates to a glare control system based on Internet of vehicles and a control method of the glare control system. The system comprises a GPS (global positioning system) module used for judging the current position of a vehicle; a communication module connected with the GPS module for realizing data transmission among the vehicles; an information processing module connected with the communication module for processing the received information and information of the vehicle to judge whether meeting or whether the meeting is finished and send a corresponding command to an executing module; and the executing module connected with the information processing module for executing the command sent by the information processing module. The system and the method provided by the invention have accurate data transmission and sensitive reaction in an operation process, the vehicle-mounted glare control system can automatically switch a high beam and a dipped headlight according to the distance among the vehicles within a preset range so as to achieve the anti-glare purposes and effectively reduce safety accidents.

The invention relates to an upcast method for producing a high-purity bright copper rod. The method comprises the following steps of: drying smelting copper raw materials needed by smelting, mixing, adding the mixture into a smelting furnace, and covering firing charcoal with the thickness of between 100 and 150mm on starting molten copper until red copper is entirely molten, wherein molten copper constantly flows toward a heat preservation furnace under the action of fluid force; boiling the high-temperature molten copper and degassing before ingot guiding, adding prepared high-purity graphite carbon powder onto the liquid level of the molten red copper in the heat preservation furnace, and aerating high-purity nitrogen at the position which is 50 to 100mm lower than the liquid level of the heat preservation furnace; covering the firing charcoal after boiling and degassing, covering a furnace cover, performing draw casting operation, drawing a draw casting machine for draw casting bythe upcast method, cooling in a graphite crystallizer by the upcast method to obtain a qualified high-purity oxygen-free copper rod blank, and winding on a drawn cast ingot passive winding machine; and performing multi-pass rolling and fine-drawing on the high-purity oxygen-free high-brightness copper rod blank by an eight-rack rod cold rolling mill, and drawing the blank until the copper rod is obtained by a wire drawing machine, namely obtaining a finished product after the copper rod passes the inspection.

The process of producing aluminum plate-fin heat exchanger includes the steps of blanking, washing, mounting, brazing, argon arc welding and pressure test. The present invention adopts numerically controlled lathe with high machining precision for blanking; ultrasonic washing for high washing efficiency and high washing quality; continuous high purity nitrogen protected brazing for high brazing quality; and argon arc welding with welding robot for high welding quality and high production efficiency.

The invention discloses a manufacturing method of a large-size welding type carburizing and quenching gear, comprising the following steps of: selecting gear material; determining the basic process routes when processing a gear ring, a subplate and a hub, and processing sperately; and integrally processing the gear. The manufacturing method has the advantages of reducing welding lobar intensity, improving production efficiency and ensuring the stability of welding quality.

The invention discloses a method for culturing edible fungi, which includes the following steps: culturing the mother culture in larger scale to prepare liquid culture spawn, introducing the liquid culture spawn together with culture medium which needs to be sterilized separately to cultivating material for thick solid ventilated culturing, when the cultivating material is filled with hypha, briquetting and shaping the cultivating material, and sending the briquetted cultivating material to a mushroom house to produce mushroom. The method is environment-friendly, energy-saving, short in production period, low in pollution rate and small in work intensity.

The invention discloses a full-automatic double-end-face grinding production line. The production line is arranged in a straight line and sequentially comprises a feeding mechanism, a feeding mechanical arm, a first double-end-face grinding machine, a first transfer conveying belt, a first washing mechanism, a first detecting device, a transfer mechanical arm, a second double-end-face grinding machine, a second transfer conveying belt, a second washing mechanism, a second detecting device, a discharging mechanical arm and a discharging mechanism, wherein the first double-end-face grinding machine is provided with a first grinding machine material drop plate which is engaged with the feeding mechanical arm; the second-end-face grinding machine is provided with a second grinding machine material drop plate which is engaged with the transfer mechanical arm. The full-automatic double-end-face grinding production line disclosed by the invention can be used for grinding a wide range of materials, is capable of implementing feeding, grinding, washing, detection and discharging of a work piece material by one time, is high in automation degree and has the effects of guaranteeing the machining quality, reducing the rejection rate, also greatly alleviating the labor strength, reducing the labor and lowering the machining cost and the manufacturing cost for enterprises.

The invention discloses a sand-line iron mould casting process for grey cast iron flywheel housings of diesel engines. In the invention, upper and lower sand-line iron mould processes are used, so that produced grey cast iron flywheel housing blanks have favorable geometric size precision which can be up to CT8 grade, favorable surface roughness which can be up to 12.5 microns and favorable mechanical properties, the blank processing has small allowance which can be controlled in 3mm, small flashing distortion which can be controlled in 0.5mm and small cleaning workload, so that the labor environment is improved, the environmental protection is improved, the yield is high and can be up to 95%, and the national policies of energy conservation, environmental protection and sustainable development are met.

The invention belongs to the agricultural machinery field and relates to an agricultural mechanical apparatus and system. With the agricultural mechanical apparatus and system adopted, the problem that agricultural machinery cannot perform automatic operation can be solved. According to the agricultural mechanical apparatus and system, electric energy, motors and tracks are adopted to perform automatic operation; operation and work which are required by an operation area can be automatically and orderly completed according to the shape feature of the operation area or / and the crops of the operation area and an operation mode required by the operation area or / and the crops of the operation area; one such agricultural mechanical apparatus can be driven and controlled to complete various operation of the full-process management of plough, farming and harvest of the crops; and one or more agricultural mechanical apparatuses can be driven and controlled to complete various operation of thefull-process management of plough, farming and harvest of the crops.

The invention provides an automated welding machining system for non-standard components based on structural light vision. The automated welding machining system comprises a weld joint visual detection system, a welding executing system, a communication and control system, a robot controller and a welder controller, wherein the weld joint visual detection system is used for recognizing weld joints, detecting positions, monitoring progress and transmitting images to the communication and control system; the welding executing system is used for executing welding action, and comprises a six-degree-of-freedom industrial robot, a welder and a welding gun; the communication and control system is used for realizing communication and process control, uses an industrial control computer as main control equipment and finishes the functions of displaying a welding process, processing the images, carrying out data operation and sending instructions; the robot controller receives instruction signals from the industrial control computer and controls the joint movement of the six-degree-of-freedom industrial robot so as to adjust the pose of the welding gun; and the welder controller receives the instruction signals from the industrial control computer and controls welding parameters, such as welding current and wire feed speed. The automated welding machining system can accurately detect and recognize features, such as weld joint types, positions and shapes, stably improve the welding machining quality of the non-standard components and greatly increase the production efficiency.

The invention discloses a method for removing and recovering arsenic from lead anode slime, which comprises the following steps of: performing screening, hot water washing and baking on the lead anode slime, performing oxidation leaching by controlling potential in sodium hydroxide solution, oxidizing the arsenic by using compressed air and hydrogen peroxide as oxidants respectively, adding the oxidized arsenic into alkaline leachate, and ensuring metals such as bismuth, lead, stibium and copper are oxidized and then enter alkaline leaching residue together with noble metals; and after alkaline oxidization leaching process is finished, filtering while hot, performing cooling crystallization on the leachate to generate sodium arsenate crystals, supplementing certain sodium hydroxide to crystallization mother liquor, returning the crystallization mother liquor to the leaching process, and separating and recovering the arsenic and other valuable metals from the lead anode slime. The arsenic leaching rate is over 98.0 percent and the secondary arsenic pollution is free; and the method has the advantages of low requirement on equipment materials, safe operation, low labor intensity, short treatment time and good operating environment.

The invention discloses a Z-shaped bending device for an embossed thin aluminum sheet. The Z-shaped bending device comprises a lathe bed, wherein a bottom plate is fixed on the upper surface of the lathe bed; a pressing plate which is connected with a pressing plate cylinder and can move up and down is arranged above the bottom plate; one side of the bottom plate is hinged with a lower turning plate; the lower part of the lower turning plate is connected with a lower turning plate cylinder which can turn over the lower turning plate upwards; the side of the lower turning plate is provided with a positioning device; an upper turning plate which is arranged vertically is also arranged above the pressing plate; one side edge of the upper turning plate is connected with an upper turning plate cylinder which can turn over the upper turning plate towards the other side; a wall board component is fixed on the lathe bed; and the wall board component comprises a fixed upper turning plate cylinder, the pressing plate and the pressing plate cylinder which are connected with the wall board component and the upper turning plate which is hinged and can turn over. The device has the characteristics of simple structure, convenient and reliable use, high rate of finished products, one-pass operation, high degree of automation, low labor intensity and the like.

The invention discloses an L-shaped full-closed environment-friendly hot galvanizing production method. The method is characterized in that: acid washing step-by-step automatic operation is implemented by adopting a mechanical hydraulic transmission manner, namely an acid washing workpiece automatic conveying system horizontally or vertically lifts to automatically convey workpieces to be galvanized to specified anti-collision acid washing tanks for acid washing and dust removing treatment step by step according to the multi-tank acid washing technological requirements, and the whole acid washing process is sequentially, progressively and automatically finished according to the technological requirements. The L-shaped full-closed environment-friendly hot galvanizing production method is pollution-free, environment-friendly, low in energy consumption, mechanical and automatic, and has the characteristics of full closure and integration of reclamation and treatment; and by the method, acid washing automation is realized, the labor intensity is furthest lightened, the production efficiency is improved, and the problem of pollution is solved.

The invention discloses an electromagnetic clamp. The electromagnetic clamp comprises a base seat, wherein a left clamping portion and a right clamping portion which are connected together in separable mode are oppositely arranged on the base seat, a containing space which contains a work piece is formed after the left clamping portion and the right clamping portion are connected together, the left clamping portion is connected with the base seat in detachable mode, the right clamping portion is connected with the base seat in sliding mode, the left clamping portion and the right clamping portion are both provided with cavities, controllers are arranged in the cavities, a first electromagnet is arranged in the cavity of the left clamping portion, a second electromagnet is arranged in the cavity of the right clamping portion, winding directions of coils of the first electromagnet and the second electromagnet are opposite, the first electromagnet and the second electromagnet are both connected with the controllers, and the controllers are electrically connected with a power source. The electromagnetic clamp can be used in individual product production and large batch production, avoids repeated actions of drawing lines and aligning, improves production efficiency, and guarantees quality of the work piece.

The invention relates to a method for heating and controlling temperature of a coke oven, which comprises the following steps: (1) detecting temperature of untreated gases of each coking chamber at a first coking period, obtaining an average coking index parameter 1 of the whole oven, and revising to obtain standard temperature Ts1 of the coke oven through the 1; (2) using the Ts1 as a standard temperature set value of a second coking period at the second coking period, measuring flue temperature to obtain an average flue temperature of the whole oven, determining heating coal gas flux so as to adjust temperature of the coke oven according to a deviation between the average flue temperature of the whole oven and the Ts1; and (3) detecting temperature of untreated gases of each coking chamber at the second coking period, obtaining an average coking index parameter 2, revising the Ts1 through the 2 to obtain standard temperature Ts2, using the Ts2 as a standard temperature set value of a third coking period, and processing later coking periods in the same manner. According to the method, the stability of the coke oven and coke quality index can be improved; and the system has low investment and long service life, and has significance in energy conservation and emission reduction of the coke oven, and obvious economic benefits.

The invention discloses a nanometer material contained ladle bottom argon blowing permeable brick and a preparation process thereof. The permeable brick comprises components of high-purity corundum, spinel, alpha-Al2O3 micro powders, nano calcium carbonate, Si powders, binding agents and antiknock agents. The preparation process of the nanometer material contained ladle bottom argon blowing permeable brick includes the following steps of dosing, fine powder premixing, stirring, vibration forming, curing with molds, demolding, drying and baking. According to the nanometer material contained ladle bottom argon blowing permeable brick and the preparation process thereof, Cr2O3 is not used, and during usage, new pollutants are not generated, so that pollution treatment costs are reduced, and high environmental benefits are achieved; micropores are evenly distributed in the brick, so that cracks are effectively prevented from continuing spreading during usage, the toughness of the permeable brick is improved, the spalling is reduced, the service life of the permeable brick is prolonged, the permeable brick is basically free from bonding slag after usage, cleaning during usage is reduced, and production costs of iron and steel enterprises are reduced.

The invention relates to an automation control system and product for agricultural mechanical devices. With the automation control system and product for the agricultural mechanical devices adopted, aproblem that the agricultural mechanical devices cannot perform automated operation by using electric energy can be solved, and driving and control can be provided for the agricultural mechanical devices in using electric energy to carry out automated operation. According to the work of the automation control system and product for the agricultural mechanical devices of the provided by the invention, the agricultural mechanical devices are driven and controlled to automatically and orderly complete operation and work required by an operation area according to the shape feature of the operation area or / and the crops of the operation area; one agricultural mechanical device can be driven and controlled to complete various operation of the full-process management of plough, farming and harvest of the crops; and one or more agricultural mechanical devices can be driven and controlled to complete various operation of the full-process management of plough, farming and harvest of the crops.

The invention discloses a manufacture method of an oriented silicon steel, which adopts smelting, continuous casting, heating, rough rolling, finish rolling, normalizing, cold rolling and heat treatment processes. The method is characterized in that continuous bending, continuous straightening, low-head vertical-bending medium-thin slab caster is adopted, the tundish superheat is 15 to 45 DEG C, the drawing speed is 2 to 4 m / min, the temperature gradient of a cast strand is 80 to 200 DEG C / mm, the surface temperature is 850 to 1,150 DEG C, the slab thickness is 100 to 170 mm, the surface charging temperature of a section cast strand and a continuous cast strand is not less than 800 DEG C, and the heating speed is larger than 5 DEG C / min; and a hot coil box is adopted after rough rolling, the cold rolling is achieved by single-frame rolling or multi-frame once or twice cold rolling, the temperature of a steel strip entering a finishing mill is 1,100 to 1,250 DEG C, the output temperature of the finishing mill is larger than 800 DEG C, and laminar cooling is adopted after rolling to reach a final cooling temperature of 400 to 800 DEG C. By controlling the state of a depressant in continuous casting and by adopting high-temperature, short-time and rapid hot rolling process, etc, the invention can achieve uniform product performance, high quality, reduced energy consumption as well as high efficiency.

The invention relates to a steel slag breaking sorting reuse system for iron and steel smelting processes. The steel slag breaking sorting reuse system comprises a bottom plate and a breaking device,wherein the upper end of the bottom plate is provided with the breaking device. In the prior art, when the building material is prepared from the existing waste steel slag, the breaking of the existing waste steel slag by the breaking device has disadvantages of poor breaking effect and low efficiency, and the manual screening performed after the breaking has disadvantages of low screening efficiency, high hazard, high labor intensity, complicated operation, low working efficiency and the like. According to the present invention, the steel slag breaking sorting reuse system can solve the problems in the prior art, can automatically break and sort tailings slag, can break steel slag to achieve a uniform particle size, has good breaking effect, can automatically screen steel slag after the breaking so as to reduce the labor intensity and avoid the harm to the worker body, and further has advantages of low labor intensity, simple operation, high work efficiency and the like.

The invention relates to a special automatic pruning and transplanting tree gardening equipment for green city construction, which comprises two fixed plates, two automatic pruning devices, two transplanting excavating devices and an adjustable moving device. On both sides of the upper end surface of the adjustable mobile device, two automatic pruning devices are arranged facing each other, and each automatic pruning device is installed on the top of the corresponding fixed plate. Below, and each transplanting digging device is installed on the lower end of the corresponding fixed plate. The present invention solves the problem that existing trees in the process of artificially transplanting trees are too tall, the process of manual pruning of branches at the high part of the trunk is cumbersome, the efficiency of manually removing the root part is low and the range of the removed tree root part is small, and the root tissue is damaged. It takes a long time to remove trees, high labor intensity and low work efficiency, and the function of automatically pruning and transplanting trees can be realized.

The invention provides a pipe corrosion-resistant multielement aluminium bronze alloy material and the ingredients are as follows: 4.0 to 10.0wt percent of Al, 1.0 to 4.5wt percent of Fe, 1.0 to 4.5wt percent of Mn, 0.8 to 4.0wt percent of Ni, 0.05 to 0.5wt percent of Cr and the balance of Cu and unavoidable impurities; in casting state, the tensile strength is more than 385MPa, the yield strength is more than 180MPa, the yield ratio is more than 0.48, and the specific elongation is more than 27 percent; in annealing state, the tensile strength is more than 525MPa, the yield strength is more than 285MPa, the yield ratio is more than 0.55, the specific elongation is more than 42 percent and the complete immersion uniform corrosion rate is 0.01 to 0.035mm / a; the copper alloy has excellent performance, is particularly suitable for the environment with high flow rate of seawater and is an ideal material for manufacturing sea water desalinating condenser equipment, shipping sea water condenser equipment and seashore power plant condensers.

The invention relates to a microwave processing method for chrysanthemum tea. The method comprises the following steps of: firstly, picking out satisfactory fresh chrysanthemums, and spreading the chrysanthemums at room temperature to air; performing microwave green removing, quickly reducing the temperature after green removing, and repeatedly kneading the chrysanthemums; and drying, screening, inspecting and packing the chrysanthemums to obtain the finished product of chrysanthemum tea. Compared with the traditional common green removing method through heating, distilling and drying, the method can effectively reserve important drugs and nutrition constituents such as volatile oil, flavone, chlorogenic acid, stevia, choline, amino acids, vitamins, abundant mineral elements and the like contained in the chrysanthemums, and the disinfection effect is improved.

The invention discloses a method and a device for continuously producing dyes. The method comprises the following steps: adding diazotization reaction raw materials into an ingredient kettle, controlling temperature in the kettle, allowing the materials to flow in a tubular reactor through an overflow orifice, detecting the reaction state through an online detection device, continuously discharging the diazotization compound solution obtained through the reaction, continuously feeding the diazotization compound solution and a coupling component solution according to a specified ratio, allowing the materials to flow into the tubular reactor through the overflow orifice, detecting the reaction state through the online detection device, transferring the coupling reaction materials into a crystal transformation kettle, performing crystal transformation, and performing filter pressing to obtain a dye filter cake, wherein the filter cake mother solution and the wash water are circulated for preparing the coupling component solution. The reaction temperature, material flow and reaction state detection device are automatically subjected to interconnected control. According to the method, automatic and continuous dye production is realized, the production capacity, the product quality and yield are improved, the labor intensity and working conditions of workers are improved, the waste water, water gas and waste residue amounts in the dye production process are greatly reduced, and circular economy and cleaner production process are realized.

The invention relates to an automatic recovery robot for a circular cold-rolled seamless steel pipe. A baking device is arranged outside the lifting adjustment device. The present invention can solve the problems existing in the restoration process of the existing deformed circular steel pipes that the steel pipes need to be manually fixed, the deformed position of the steel pipes needs to be manually baked, and the baked steel pipes need to be restored manually with the help of tools to fix different specifications. The steel pipe needs to manually adjust the position of the clamp. According to the deformation position of the steel pipe, it needs to be baked manually with the help of baking tools. The steel pipe that has been baked at high temperature is easy to be scalded. Manually fixing the steel pipe has poor stability, high labor intensity and low work efficiency. And other problems, the function of automatic restoration of round cold-rolled seamless steel pipes can be realized.

A surface automatic polishing machine for a flange is proposed, and includes a bottom plate, a mounting frame, an inner wall polishing mechanism and an outer wall polishing mechanism. The mounting frame which is in an inverted L shape is mounted on the bottom plate, the lower end of the mounting frame is provided with the inner wall polishing mechanism, the lower end of the inn wall polishing mechanism is provided with the outer wall polishing mechanism, the outer wall polishing mechanism is installed on the bottom plate, and the inner wall polishing mechanism comprises a lifting frame, a rotating motor, a rotating frame, a steering motor, a steering plate, a bi-directional adjusting cylinder, a working plate, a working cylinder and an adjusting plate. The invention can solve the problemsof high labor cost, low work efficiency, high labor intensity, poor adjustability and poor work stability in the prior flange polishing process, and can realize the function of automatic polishing ofthe flange, and has the advantages of low labor cost, high work efficiency, low labor intensity, good adjustability and high work stability.

The invention discloses the recovery method of waste steel and residue, comprising the following steps: after tapping the ladle, decanting the waste steel and residue into foundry ladle, mixing them with the iron melt which is already in the foundry ladle, stirring, and then entering the mixture into the electric-arc steel furnace or converter. The advantages of the method are following: saving the raw material and energy resource and eliminating the pollution; improving the manufacturing environment of workplace and depressing the intensity of labor; increasing the purity of continuous casting molten steel.

The invention relates to the field of rice cultivation methods and discloses a dry direct seeding cultivation method for rice. The dry direct seeding cultivation method for the rice comprises mechanically melting snow and dispersing moisture of the soil compulsively in old rice fields and preparing the soil by pulverizing through a rice field soil pulverizer in a high speed before seeding; deep applying 360 kg of prolonged and controlled release NPK (Nitrogen Phosphorus Potassium) compound fertilizer which is rich in microelement and has the effective dose of 50 %, 75 kg of diammonium phosphate or monoammonium phosphate and 18 kg of granular biological bacterial fertilizer to side positions 6 to 10 cm lower of rice seeds per hectare in one time and applying no fertilizer for the whole growth period; starting irrigating rice seedling at the rice period with four leaves and one center and manually replenishing water in the three water requirement critical period; weeding chemically; preventing and treating pest and disease damage; controlling rice blast. The dry direct seeding cultivation method for the rice has the advantages of solving the problems that the amount of labor used is large and the water is wasted during the rice cultivation process, increasing yield by 10 to 15 percent compared with water direct seeding, increasing yield by 5 to 10 percent compared with rice transplanting, being water saving, labor saving and mechanical in tilling, enabling tillering generation to be early and tillering number to be large, being good in soil permeability and enabling rice root system to be flourish.

The invention relates to an automatic spraying equipment for round hot-rolled seamless steel pipes, which includes a bottom plate, a lifting adjustment device is installed on the bottom plate, an internal fixing device is installed in the middle of the upper end of the lifting adjustment device, and a spraying device is arranged outside the lifting adjustment device. The invention can solve the problem that the round steel pipe needs to be manually fixed during the spraying process of the round steel pipe, and the deformed position of the steel pipe needs to be sprayed manually, and the fixing of steel pipes of different specifications requires manual adjustment of the clamp position, and the operation is complicated. According to the round steel pipe spraying The location needs to be sprayed manually with the help of spraying tools, which takes a long time. The irritating gas in the spraying process affects the health of the staff. The manual fixing of steel pipes has problems such as poor stability, high labor intensity and low work efficiency. The function of automatic spraying of rolled seamless steel pipes.

The invention relates to automatic accurate cutting equipment of a PVC (Poly Vinyl Chloride) wired hose. The equipment comprises a baseplate, wherein a support device, a tension device, an auxiliary device, a driving device and a shearing device are sequentially arranged on the baseplate from back to front and are cooperated to complete the automatic accurate cutting of the PVC wired hose. By means of the equipment disclosed by the invention, the problems that in a conventional PVC wired hose shearing process, cuts are uneven during manual shearing process of the PVC wired hose, error exists during the manual measurement process of the PVC wired hose, the using effect of the PVC wired hose is influenced, the PVC wired hose is easily deformed during manual tensioning process, the manual shearing of the PVC wired hose is high in the labor intensity and low in the working efficiency and is not suitable for batch operation and the like can be solved; and the function of automatically and accurately cutting the PVC wired hose can be realized.

The invention discloses a pipeline welding line radiographic inspection device. A mounting base frame and a hinging connector are connected to form a whole body by a thread to be used as a basic carrier. One end of a retractable acting cylinder is connected with the mounting base frame by a bolt and the other end of the retractable acting cylinder is connected with an outer ring locking mechanism by a bolt; and under the action of the retractable acting cylinder, the outer ring locking mechanism rotates along the axis of a pipeline. An inner ring connection mechanism is connected with the outer ring locking mechanism by a friction wheel and a pressing device; and a circling motion rail is fixed on the outer ring locking mechanism by a screw. A motor speed reducer assembly is connected with the inner ring connection mechanism by a screw. An X-ray generator and a flat plate detector are connected with the inner ring connection mechanism by screws to move on the circling motion rail along the inner ring connection mechanism around the axis of the pipeline. A camera is connected with the mounting base frame by a screw so that a working state and a preserved position of the mechanism are convenient to observe in real time. An infrared positioning detector is connected with the mounting base frame by a screw. According to the pipeline welding line radiographic inspection device, the working efficiency can be improved, the labor intensity is alleviated, the cost is saved, and the compatibility and the environment adaptability are good.