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1316results about How to "Increase labor intensity" patented technology

Tunnel arch installation vehicle

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.
Owner:CHINA RAILWAY FIRST GRP CO LTD

Upcast method for producing high-purity bright copper rod

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.
Owner:ZHONGTIAN ALLOY TECH

Full-automatic double-end-face grinding production line

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.
Owner:HUNAN YUHUAN INTELLIGENT EQUIP CO LTD

Automated welding machining system for non-standard components based on structural light vision

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.
Owner:NANJING CHINA CONSTR CHEM EQUIP MFG +3

Z-shaped bending device for embossed thin aluminum sheet

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.
Owner:许水林

Electromagnetic clamp

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.
Owner:浙江西塘实业有限公司

Method for heating and controlling temperature of coke oven

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.
Owner:TAIYUAN COAL GASIFICATION +1

Method for preparing tropism silicon steel

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.
Owner:ANGANG STEEL CO LTD

Method and device for continuously producing dyes

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.
Owner:ZHEJIANG DIBANG CHEM

Dry direct seeding cultivation method for rice

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.
Owner:付吉新

Pipeline welding line radiographic inspection device

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.
Owner:WUHAN UNIV OF TECH
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