308results about How to "Increase the level of mechanization" patented technology

The invention provides a method for fully mechanized continuously-filling coal mining of steeply pitching coal seams, which comprises the following steps: a stoping face is arranged as per the method of long-wall mining along the strike, and fully mechanized mining equipment for the steeply pitching coal seam is adopted; an air cushion and a working face filling pipeline are arranged on a base on the side of a mined out space of rear pillars of a fully mechanized mining support; whenever the working face advances for every 1.4 to 1.8 meters and after the support is moved, the working face filling pipeline is connected with an upper gateway filling main pipeline; the air cushion is filled with air, and auxiliary separation is arranged; paste is conveyed to a filling pipe branch sequentially from low to high so as to ensure filling and compacting, and finally the paste is conveyed to a supplementary filling pipe of the upper gateway; after the paste is coagulated, a portion of air in the air cushion is released, and the working face advances forward continuously; the steps are repeated until the stopping work for the whole working face and the filling work for the mined out space are finished. The method provided by the invention is convenient to operate and simple to carry out, can improve the mechanization level for mining the steeply pitching coal seams under buildings, railways and water bodies, improves the output of the working face, efficiently reduces the roof subsidence and the ground deformation, and realizes coal mining without the pillars and achieves Y type ventilation.

The invention discloses a method for producing crimpy type high-grade green tea, which comprises the following sequence of operations: tedding fresh leaves, removing water in rollers, rolling to deblock, performing secondary water-removing, performing third water-removing, tedding to cool, shaping and rubbing, performing secondary tedding to cool and fragrance-extracting, wherein the secondary water-removing means that deblocked tea leaves are put in a 40 type well-known tea water remover for 20-25 seconds at the temperature of 130-140 DEG C; and the third water-removing means that the tea leaves after the secondary water-removing are returned back to a roller and are subjected to another time of water-removing for 15-22 seconds. The method for producing the crimpy type high-grade green tea has the advantages that the problem of long-time baking in a baking machine and many factors causing quality change can be completely solved, the occurrence of damage to tea leaves during warming up or stewing caused by slow manual stir-frying, and uneven stir-frying or not-required temperature at some time is prevented, so that the quality of the tea leaves is unified and is obviously improved; the labor force is reduced, and the yield is enhanced; the production rate is effectively increased, the tea leave dust is reduced, and the color and the luster are stable; and the method is convenient to operate and has little cost for machinery.

The invention relates to a technology and a device for recycling waste heat of an electrically fused magnesia melted block, which are characterized in that after a high-temperature magnesia melted block smelted in an electrically fused magnesia processing technique is entirely cooled in a tunnel heat exchange chamber, magnesia crystal crystallization and solidification are quickly completed, and hot air with medium-low temperature being preheated to be 200-300 DEG C is simultaneously obtained. The solidified magnesia melted block is hulled and cracked at high temperature to produce a high-temperature block. Cold air and the hot air with the medium-low temperature from the tunnel heat exchange chamber are fed into a high-temperature heat exchange tower to carry out heat exchange with the high-temperature block through a circulation air cooling method, hot air with high temperature being more than 1000 DEG C is generated to be fed into a mineral aggregate preheating tower, and magnesite is preheated to be more than 500 DEG C, so that the charging of hot materials is realized.

The invention discloses an automatic processing production line for heat-retaining cribs. The automatic processing production line for heat-retaining cribs comprises a workbench, a base arranged on one side of the workbench, and a conveyor belt arranged on the other side of the workbench and used for conveying a heater. The interior of the workbench is of a cavity structure. A vertical arm is arranged on one side of the main workbench, and a mounting plate is arranged on the vertical arm. A pair of fourth mechanical arms are arranged on the workbench. A fixing groove is formed in the surface of the workbench. A sliding rail is arranged on the mounting plate, and a connection body capable of moving back and forth in the length direction of the sliding rail is embedded in the sliding rail. A third linear motor is arranged on the connection body. A plough is arranged at the extension end of the third linear motor. The workbench is provided with a fifth mechanical arm used for clamping the heater. A fourth linear motor is arranged on the mounting plate, and an adhesive sprayer is arranged at the extension end of the fourth linear motor. The automatic processing production line for heat-retaining cribs has the beneficial effects that the structure is simple and practicability is high.

The invention relates to a method for energy storage and power generation by using an underground mine. At present, there is no method for energy storage and power generation with low equipment investment and high energy conversion rate. The present invention includes the steps of energy storage and power generation. In the energy storage step, the reversible pump-turbine is driven by the electric energy of the external power grid when the power grid is rich in the process of smoothing the peak and valley power, and the water in the open cavity is injected into the sealed cavity. , when the reversible water pump turbine stops running, adjust the air pressure in the sealed cavity to the design set value between 1-30 MPa; in the power generation step, the water in the sealed cavity is in the sealed cavity Under the action of air pressure, it is discharged into the open cavity through the upper and lower water pipes, and the discharged water drives the reversible water pump turbine to generate electricity, and the electric energy generated by the reversible water pump turbine is incorporated into the external grid that lacks power. The equipment of the invention has the advantages of low investment, simple operation, high energy conversion rate, and can effectively utilize the peak and valley power and wind power of the power grid.

The invention relates to a visual positioning method using an apple fruitlet bagging robot, in particular to an apple fruitlet bagging robot visual positioning system based on machine vision. The method is capable of carrying out accurate image processing and analysis on apple fruitlets, positioning the apple fruitlets accurately and fast through algorithms, determining accurate positions of the fruitlets, and guiding a mechanical arm to accomplish the bagging work. The method comprises a hardware part and a software part, wherein the hardware part comprises an image collecting device, a storage device, a processor and a controller, and the software part comprises an image processing program and a positioning program. The apple fruitlet bagging robot visual positioning method is achieved by ROI extraction, graying, image intensification, image segmentation, camera calibration, image epipolar line calibration, image feature extraction and matching, and image three-dimensional reconstruction.

The invention belongs to the technical field of application of coal mining equipment and coal mining methods, and particularly relates to an end slope mining process by using an open-air end slope orecontinuous miner. The end slope mining process comprises the following steps that 101, a mining face is arranged; 102, an equipment mounting and preparation area is arranged; 103, equipment is arranged and mounted; 104, a ventilation system is arranged; and 105, mining is conducted by using the continuous miner. The end slope mining process adopts continuous miner complete set mining equipment, the requirement of mechanized mining of end slope ore is met, the mechanization level of mining of the end slope ore is improved, the production efficiency is greatly improved, the labor intensity of workers is reduced, the stripping volume of rock and soil is reduced, and damage and disturbance to the environment is reduced.

The invention belongs to the field of technologies for manufacturing magnetic materials, and provides a technology and a device for forming dry bag quick isostatic pressing in oriented magnetic fields. The technology and the device have the advantages that an oriented magnetic field technology is ingeniously and organically combined with the technology and the device for forming dry bag isostatic pressing by the aid of a novel design concept, so that dry bag isostatic pressing can be formed in the oriented magnetic fields which have optional directions and optional magnetic field intensities by the aid of the novel technology and the novel device; orientation degrees of products can be obviously upgraded; two necessary working procedures in existing neodymium, iron and boron magnet production can be combined with each other to form one working procedure by the novel technology and the novel device, and the automation and mechanization levels are high; powder is not in contact with pressing blanks and oil in production procedures, and accordingly a latex sheath for binding the corresponding pressing blank can be omitted; the pressing blanks are quite uniform in density distribution and internal stress distribution; the pressing blanks can be machined, and original powder can be recycled; single-hole and multi-hole thin-walled pipes, sleeves and multi-magnetic-pole products which are heavy and are in complicated shapes or have large length-diameter (L/d) ratios can be produced by the aid of the technology and the device, the rare earth mineral resource utilization rate can be greatly increased, and the neodymium, iron and boron magnet industrial production level of China can be upgraded to the world leading level.

The present invention discloses an automobile engine assembly epicyclic box applicable to several models. The invented automobile engine assembly epicyclic box includes pallet assembly, supporting head assembly and box cover. The pallet assembly is formed from pallet, slideways and buckle latches, on the pallet two fixed slideways are set, said two fixed slideways are parallelly-arranged, two ends of two mobile slideways are respectively fixed on the tracks of said two fixed slideways, in the front of pallet and in the back of pallet are respectively set two buckle latches; the box cover is connected with pallet by means of buckle latch; the supporting head assembly includes fixed seat, threaded rod, swivel nut, steel tube and base seat, the fixed seat is connected with the threaded rod by means of pin shaft, the upper and lower two sides of bearing surface of said fixed seat are respectively equipped with hole, the swivel nut is placed outside of said threaded rod, the swivel nut exterior is equipped with said steel tube, the swivel nut, steel tube and base seat are welded into one body, and the base seat is fixed on the mobile slideway.

The invention discloses a special intelligent water conservancy irrigation device for agricultural greenhouses. The device comprises a base frame and a humidity monitoring unit arranged on the base frame, wherein multiple parallel slides are arranged on the base frame, lifting units are arranged on the slides, rotary spraying units are arranged on the lifting units, multiple water pipe casings are arranged on the base frame, a main water guide pipe with one end butt-jointed with the corresponding rotary spraying unit is arranged in each water pipe casing, and a control box is arranged on the base frame. The device has the benefits that the structure is simple and the practicability is high.

The invention discloses a paint spraying device for artworks. The paint spraying device comprises a machine tool body, the machine tool body is internally of a cavity structure, and a groove is formed in the machine tool body and internally provided with a rotating support table; a movable gantry is arranged on the machine tool body and provided with a moving box capable of moving in the length direction of a cross beam of the movable gantry, a moving box X-phase moving motor is arranged in the moving box, a stand column is arranged on the moving box and provided with a spraying unit, and a control box is arranged on the machine tool body and is electrically connected with the movable gantry, the moving box X-phase moving motor, hydraulic columns and a Y-phase driving motor. The paint spraying device has the advantages of being simple in structure and high in practicability.

The invention relates to an inner section removal machine for bamboo. The inner section removal machine comprises a frame and also comprises an inner section removal cutting tool assembly, an axial bamboo feeding mechanism and a radial bamboo positioning mechanism which are fixedly arranged on the frame; the axial bamboo feeding mechanism is corresponding to the inner section removal cutting tool assembly; the radial bamboo positioning mechanism is located on the periphery of the inner section removal cutting tool assembly; the inner section removal cutting tool assembly comprises a cutter shaft, a section breaking cutter, a plurality of scrapers and a plurality of positioning rings; the cutter shaft is driven by a main motor to rotate; the section breaking cutter is arranged at the front end of the cutter shaft; the plurality of scrapers are used for polishing the inner section of the bamboo; the plurality of positioning rings are used for preventing the excessive polishing; the plurality of scrapers and the plurality of positioning rings sleeve the cutter shaft; every positioning ring is arranged between the two corresponding adjacent scrapers. According to the inner section removal machine for the bamboo, the process of the inner section removal of the bamboo is mechanized, the efficiency of the machining link of the inner section removal is improved, and the quality can be effectively guaranteed.

The invention discloses a deformed cylindrical section straightening device which comprises a frame, two correction components and a control system, wherein the two correction components are in the mirror symmetry, and each correction component comprises a guiding frame and a driving cylinder; one end of each guiding frame is hinged on the frame; the surface facing to a corrected deformed cylindrical section, of each guiding frame, is an arc surface matched with the excircle of the deformed cylindrical section; one end of each driving cylinder is hinged with the frame, and the other end of the driving cylinder is hinged with one side far away from the corrected cylinder joint, of the guiding frame; and the control system is electrically connected with the driving cylinders respectively. The deformed cylindrical section straightening device has simple, reasonable and compact structure, overcomes many disadvantages of the prior art and realizes the mechanical adjustment of the roundness of the deformed cylindrical section; and by adopting the deformed cylindrical section straightening device, the degree of automation of the equipment and the adjustment precision of the roundness of the cylinder joint can be increased, the working efficiency of correction can be increased, and wastes can be reduced.

The invention discloses a painting color palette machining device. The painting color palette machining device comprises a workbench and a conveying table arranged on one side of the workbench and used for conveying panels. The interior of the workbench is of a cavity structure. An installing plate is arranged above the end, close to the conveying table, of the workbench and provided with a cutting unit and a carving unit. A support is arranged above the workbench and sequentially provided with a punching unit and a hole milling unit. The workbench is provided with a mechanical arm used for transferring the panels. A conveying unit is arranged at the rear end of the upper surface of the workbench. The workbench is provided with a controller. The controller is electrically connected with the conveying table, the carving unit, the punching unit, the hole milling unit, the conveying unit, the mechanical arm, an air cylinder, a first linear motor, a first rotation motor and a pair of vacuum suction cups. The painting color palette machining device has the beneficial effects of being simple in structure and high in practicability.