96results about How to "Simple and flexible operation" patented technology

The invention discloses a preparation method of a lithium manganese iron phosphate precursor, which comprises the following steps: mixing a manganese source and an iron source according to the molar ratio of Mn < 2 + > to Fe < 2 + > of (1.5-4): 1, adding water to prepare a manganese and iron ion mixed solution with the total concentration of Mn < 2 + > and Fe < 2 + > of 1-2mol / L, then dropwise adding the manganese and iron ion mixed solution and a precipitator into a base solution at the same time to obtain a reaction mixed solution, carrying out heat preservation and aging on the reaction mixed solution, then carrying out solid-liquid separation to obtain a filter cake, sequentially washing, drying and calcining the filter cake to obtain ferromanganese oxide, and then preparing a lithium iron manganese phosphate material by taking the obtained ferromanganese oxide as a lithium iron manganese phosphate precursor; according to the method, the soluble manganese source and the iron source are adopted for coprecipitation, and the manganese-iron ratio, the reaction rate, the pH and the reaction temperature are controlled, so that stable manganese-iron oxide with uniformly mixed manganese and iron is prepared, the stability of the further prepared lithium manganese-iron phosphate material is higher, and the electrochemical performance of the lithium manganese-iron phosphate material is effectively improved.

The invention relates to a wind power blade mold closing seam thickness detection device and method. The device comprises a pressed body, a detection assembly, a power supply and a signal processor. The pressed body comprises a contact plate I and a contact plate II; one ends of the contact plate I and the contact plate II are connected through a revolute pair, the relative rotation axis of the contact plate I and the contact plate II is A, and the included angle between the two is an acute angle; the point, farthest from the axis A, on the contact plate I is B; the detection assembly is arranged on the upper surface of the contact plate II and connected with the negative electrode of the power supply through the signal processor. The contact plate I is connected with a power supply anode. After the web plate is closed, the contact plate I rotates relative to the contact plate II under the extrusion effect and makes contact with the upper end face of the detection assembly in sequence, and the distance between mold closing seams at the moment can be obtained according to the voltage input condition of the signal processor. According to the invention, the automatic detection and recording of the mold closing seam gap can be realized, the operation is simple and flexible, the detection precision is high, and the problems of measurement errors and the like caused by plasticine placement and manual measurement can be effectively solved.

The utility model relates to the technical field of seat armrest supports, in particular to a seat armrest support rotating structure which comprises a fixing seat and a fixing plate on the fixing seat, a rotating shaft is rotatably connected onto the fixing plate, a rotating seat fixedly connected with the rotating shaft is arranged above the fixing plate, and a connecting rod is vertically arranged on the rotating seat in a penetrating mode. The upper end of the connecting rod is connected with a pressing plate, the pressing plate is provided with a handrail support through an unlocking rod, the connecting rod is sleeved with a first elastic piece, the upper end and the lower end of the first elastic piece abut against or are connected with the pressing plate and the rotating base respectively, the lower end of the connecting rod is connected with a locking shaft located below the rotating base, and the locking shaft is horizontally arranged. An open groove in sliding connection with the locking shaft is formed in the eccentric position of the fixing plate; the open groove comprises an arc-shaped groove with the axis of the rotating shaft as the circle center, the side, away from the axis of the rotating shaft, of the arc-shaped groove is communicated with a plurality of lock grooves at equal intervals, the inclination angle of the armrest support can be conveniently, simply and flexibly adjusted, and the comfort and convenience of the seat are improved.

The present invention discloses a polyurea-ceramic composite coating for the leading edge of a wind turbine blade and a preparation method thereof. The coating comprises aspartic acid ester polyurea and ceramics. The ceramics have good strength and hardness, and can improve the hardness and toughness of the coating as a whole, and improve the overall anti-rainwater erosion performance of the coating. Specifically, the polyaspartic acid ester polyurea is made of polyetheramine, diisocyanate, polyaspartic acid ester resin and isocyanate as raw materials, and the polyetheramine is a hydrophilic monomer, so that the system has good hydrophilicity, which is conducive to forming a water film on the leading edge surface of the wind turbine blade, and effectively buffering the impact of raindrops on the leading edge of the wind turbine blade.

The invention discloses a device for dynamically regulating and controlling a laser polarization state based on an acousto-optic device, and belongs to the technical field of laser, and the device comprises a laser beam splitting unit which is used for carrying out beam splitting on incident laser according to the polarization state and the polarization angle of target laser to be generated and generating two beams of linearly polarized laser with adjustable propagation directions and light beam intensity; the acousto-optic phase control unit is used for performing acousto-optic modulation on the linear polarization laser of the second light path to change the phase of the linear polarization laser and compensating the frequency deviation of the linear polarization laser of the second light path so as to control the phase difference between the linear polarization laser of the second light path and the linear polarization laser of the first light path; and the light beam direction adjusting assembly is used for controlling the two beams of linearly polarized laser to enter the polarization beam combining unit at the same time so as to obtain target laser. The laser polarization state control device is simple in structure and low in cost, various pulse strings with specific polarization modes can be generated, and therefore the technical problems that a laser polarization state control device is complex in structure, high in cost, poor in control flexibility and low in regulation and control frequency are solved.

The utility model discloses a cleaning vehicle for small heliostats, which comprises a mobile vehicle body, a water tank, an electric control cabinet and a distance adjusting mechanism, the water tank, the electric control cabinet and the distance adjusting mechanism are mounted on the mobile vehicle body, and a cleaning mechanism is mounted on the distance adjusting mechanism and comprises a roller brush mechanism, a scraper mechanism and a water spraying mechanism. The roller brush mechanism and the scraper mechanism are fixedly connected through an upper connecting rod and a lower connecting rod; the water spraying mechanism comprises a water spraying pipe and a nozzle arranged on the water spraying pipe, and the nozzle faces the scraper mechanism; the scraping plate mechanism comprises a scraping plate frame and at least two scraping plates mounted on the scraping plate frame, and the lengths of the scraping plates are gradually increased from front to back; two first supports extending forwards are installed on a frame of the roller brush mechanism, first detection sensors are installed on the first supports, a second support extending backwards is installed on the scraper frame, and a second detection sensor is installed on the second support. The cleaning vehicle is convenient to move, the distance between the cleaning mechanism and the heliostat can be flexibly adjusted, and the cleaning effect is good.

The invention provides a color master barrel conveying device, color matching equipment and a color matching system, and belongs to the technical field of automatic blending of automobile refinishing paint. The device comprises a guide rail; the driving wheel set is provided with a rotating shaft; the conveying part is arranged on the driving wheel set in a sleeving manner; the color master barrel mounting part is fixed on the conveying part; the wheel set driving part comprises a driving motor main body and a driving motor output shaft; the clutch assembly is used for separating and connecting the driving wheel set and the wheel set driving part and comprises a clutch motor and a clutch main body which are connected with each other; the clutch motor drives the clutch body to move in the vertical direction, when the clutch body moves to a first position, the output shaft of the driving motor is in transmission connection with the rotating shaft through the clutch body, the driving wheel set is driven by the driving motor body to rotate, and when the clutch body moves to a second position, the driving wheel set is driven to rotate. The clutch body is disconnected with the output shaft of the driving motor and / or the rotating shaft.

The invention discloses a preparation method of a squalene and tocopherol composition microcapsule, and relates to the technical field of microcapsule preparation, and the preparation method is characterized by comprising the following steps: squalene, tocopherol and an emulsifier form a core material emulsion, Arabic gum, modified corn starch and maltodextrin are compounded to obtain a wall material emulsion, and the wall material emulsion is prepared into the squalene and tocopherol composition microcapsule. Uniformly mixing the core material emulsion and the wall material emulsion, and performing a spray drying process to obtain the squalene and tocopherol composition microcapsule. The obtained microcapsule has good thermal stability and antioxidant activity, and can well protect active components.

The invention discloses a flow instrument test-free air flow calibration method for a VGT axial nozzle ring supercharger, and particularly relates to the technical field of turbochargers, which comprises the following steps: preparing equipment, calculating required air flow requirements, obtaining a performance curve relation graph according to analog simulation analysis, forming a theoretical performance curve relation graph by analog calculation values, and calibrating the performance curve relation graph according to the theoretical performance curve relation graph. The method comprises the steps of gas source connection, displacement gauge installation and positioning, initial measurement of automatic program detection, test out-of-tolerance fine adjustment and repeated measurement of automatic program detection. According to the invention, the matching relation among the actuator control pressure, the actuator valve rod displacement, the VGT axial nozzle ring blade opening degree and the rocker arm rocker rotation angle is simulated and calculated, and the pneumatic test bench and the displacement sensor are utilized at the same time; the actual matching condition of the actuator valve rod displacement, the VGT axial nozzle ring blade opening degree and the rocker arm rocker rotation angle of a VGT structure supercharger product in the production process can be monitored on line, the air flow calibration technology free of flow instrument testing is achieved, and the design requirement is met.

The invention discloses a partition display system and method based on a polarization body holographic grating, and belongs to the technical field of display, and the system comprises a light source layer, a collimation optical layer, an electric control light diffusion layer, a polarization body holographic grating array layer and a liquid crystal display layer which are sequentially arranged from bottom to top; the light source layer can independently generate left-hand circularly polarized light and right-hand circularly polarized light; the collimating optical layer can convert light emitted by the light source layer into collimated light beams; the electric control light scattering layer has a transparent mode and a scattering mode which can be switched; the polarization body holographic grating array layer is formed by alternately arranging left-hand circular polarization gratings and right-hand circular polarization gratings; when the electric control light scattering layer is in a transparent mode, the liquid crystal display layer only performs rendering display on an area through which refracted light of the polarization body holographic grating array layer passes; and when the electric control light scattering layer is in a scattering mode, the liquid crystal display layer renders and displays all areas through which light passes. The invention has the advantages of high luminous efficiency utilization rate, low visual area crosstalk, ultra-thinness and the like.

The present invention relates to an inner hole welding protection tool and an inner hole welding method, which relate to the field of inner hole welding of tube joints of shell and tube heat exchangers, and specifically to an inner hole welding protection tool and an inner hole welding method, comprising an upper clamping body and a lower clamping body, wherein the upper clamping body and the lower clamping body are connected to form a hollow cylindrical clamping body, wherein the upper clamping body and the lower clamping body are connected through a sealing structure, wherein a fixing seat is fixedly connected to the outer peripheral surface of the lower clamping body, wherein a pressure rod is connected to the upper clamping body, and a sleeve is connected to the end of the pressure rod away from the upper clamping body; the present invention is reliable to use: the present invention adopts an inner hole welding protection tool on the outer surface of the weld, which can avoid the pipe joint from being welded through and the outer surface of the weld from being oxidized. During welding, high-purity argon or other protective gases are introduced into the inner hole welding protection tool, and a protective gas atmosphere is formed outside the weld through the channel formed by the upper and lower clamps, so that the weld surface is smooth. The operator only needs to install the ventilation, and the operation is safe and practical.

The utility model provides an electronic clutch device which comprises a stroke detection encoder, a main control chip, a power switch circuit and an electromagnet coil, the stroke detection encoder is used for detecting the stepping stroke of a clutch pedal or a brake pedal, the main control chip is connected with the stroke detection encoder, and the power switch circuit is connected with the electromagnet coil. The signal input end of the power switch circuit is connected with the main control chip; one end of the electromagnet coil is connected with the signal output end of the power switch circuit, the other end of the electromagnet coil is grounded, when the power switch circuit is switched on, the electromagnet coil is powered on to generate magnetic force, the electromagnet coil conducts magnetic attraction limiting on the gear limiting push rod, and at the moment, a driver can switch gears. The electronic clutch device replaces an existing mechanical clutch zipper structure, operation is simple and flexible, and the technical effects of being simple in structure and saving space can be achieved.

The present invention discloses a shield machine cutterhead cleaning device, wherein a sealing device is arranged at the front end of a propulsion frame, a power head assembly is arranged at the rear end, a drill rod is arranged in a pipe hole of a support pipe through the sealing device, an ultra-high pressure rotary spray nozzle is arranged at the front end of the drill rod close to the cutterhead, the tail end of the drill rod is clamped on the power head assembly, and the power head assembly is connected to an ultra-high pressure pump station through a joint; a support foot is arranged at the bottom of the propulsion frame. The present invention arranges the drill rod on the propulsion frame slidably, an ultra-high pressure rotary spray nozzle is arranged at the front end of the drill rod, and a power head assembly is arranged at the rear end of the drill rod. When the shield machine stops working, the power head assembly pushes the drill rod to the cutterhead to clean the cutterhead surface. When the shield machine is working, the power head assembly drives the drill rod to retreat, and the ultra-high pressure rotary spray device is hidden in the channel inside the support pipe. The overall structure of the device is in the shape of a long strip, the structure is compact, the space required for installation and use is small, and the operation is simple and flexible.

The utility model relates to a railway tunnel aerial work movable work platform which comprises a horizontally-arranged bearing platform and a crawling ladder fixedly arranged on the edge of one side of the bearing platform, the included angle between the plane where the crawling ladder is located and the bearing platform is an obtuse angle, and diagonal draw bars are fixedly arranged between the crawling ladder and the bearing platform; a plurality of directional brake trundles are arranged on the edge of the side, away from the crawling ladder, of the bearing platform, and the rotating planes of the directional brake trundles are all horizontally arranged; a plurality of bearing directional wheels are arranged on the edge of the lower side of the crawling ladder, and the rotating planes of the bearing directional wheels are all located on the plane where the crawling ladder is located; the bearing directional wheels are used for abutting against the groove wall of the side edge, away from the wall surface, of the ditch cable trough. The laying efficiency of the railway tunnel lining side wall cable can be improved.

The utility model belongs to the technical field of transfer equipment for large-size structures, and particularly relates to loading and unloading auxiliary equipment for a wind power tower tube transfer vehicle. Comprising more than two supporting assemblies, each supporting assembly comprises rollers, a supporting table, lifting supporting legs and adjusting mechanisms, a concave limiting groove is formed in the middle of the supporting table, the adjusting mechanisms are further arranged on the two sides of the limiting groove, the lifting supporting legs are arranged below the four corners of the supporting table, and the rollers are arranged on the sides of the lifting supporting legs. The hydraulic oil station is used for uniformly driving the oil cylinders in the lifting supporting legs to ascend and descend, the lifting speed is high and stable, the convenience of tower drum transition is improved, the operation is simple and flexible, and the manufacturing cost is low. The opening and closing of the two baffles can be matched with tower drums with different diameters, prevent rolling and assist in adjusting the positions of the tower drums.

The utility model relates to the technical field of monitoring installation and fixation, and discloses a quick connecting frame for community monitoring, which comprises a supporting rod, a supporting plate is arranged on one side of the supporting rod, and an adjusting assembly, a spring, a rotating shaft and a placing frame are sleeved on one side of the supporting plate. According to the utility model, the structure is reasonable, the fastening bolts are unscrewed by installation personnel, the fixed semi-ring and the connecting semi-ring are installed on a column of a community, then the fixed semi-ring and the connecting semi-ring are fixed together through the fastening bolts, the movable seat moves in the butt joint seat, and the movable seat is fixed in the butt joint seat through the butt joint bolts; the fixing base drives the supporting plate to move in the moving base, the fixing base is fixed into the moving base through the fixing bolts, the monitoring frame can be conveniently and rapidly installed, the position of the monitoring frame can be conveniently and slightly adjusted, and therefore the situation that after the monitoring frame and a column of equipment are installed, the monitoring frame cannot be adjusted after a certain deviation exists is reduced, and the monitoring efficiency is improved. And the device needs to be disassembled again for adjustment.

The utility model discloses a horizontal control device for a process pipeline, and relates to the technical field of water conservancy and hydropower engineering, in particular to the horizontal control device for the process pipeline, which comprises a transparent plastic communicating pipe, plastic water adding tanks are fixedly connected to the tops of the two ends of the transparent plastic communicating pipe, and the plastic water adding tanks are connected with the transparent plastic communicating pipe. The upper surface of the plastic water adding tank is fixedly connected with a PE pipe. According to the device, the hoops and the communicating pipe are fixed together, when the process pipeline is installed and roughly leveled and fixed, the left hoop and the right hoop of the device are tightly hooped on the pipeline, then the horizontal precision of the pipeline is accurately adjusted, the liquid level in the transparent plastic communicating pipe is observed, and when the liquid levels on the two sides are at the same height, the process pipeline can be finally fixed. The device is simple and small in structure, light in self weight, low in manufacturing cost and convenient to install and use; the pipeline clamp adopts an adjustable clamp and can adapt to process pipelines with different diameters; the device is simple and flexible to operate, and tedious operation of a measuring instrument is not needed.

The invention discloses a cattle anatomy teaching experiment model, which comprises a ground rail and a cattle body model, and is characterized in that the cattle body model is sequentially sectioned into a plurality of independent body modules from front to back, a moving frame is arranged below each body module, each body module is sequentially sectioned into five body sub-modules along the transverse direction, and the five body sub-modules are arranged on the ground rail. The five body sub-modules are sequentially divided into middle sub-modules, side sub-modules and edge sub-modules from the middle to the two sides; the movable frame comprises a movable base and a showing stand, and the movable base is installed on the ground rail in a matched mode and can slide front and back along the ground rail; the device is unique in structure and ingenious in design, overall and local anatomical structures are visually displayed through sectioning and automatic splicing and separation of the body module, teaching observation is facilitated, and the anatomical teaching quality and efficiency are improved.

The utility model discloses a peeling device used for an insulated cable, which comprises a base and a support frame installed on the base, the support frame is of a U-shaped structure and is internally provided with a cutting structure, the cutting structure comprises an adjusting screw rod and a sliding frame, two sides of the interior of the support frame are provided with guide sliding grooves, and the adjusting screw rod and the sliding frame are arranged in the guide sliding grooves. The two sides of the sliding frame are slidably arranged in the guide sliding grooves, the adjusting screw rod penetrates through and is in threaded connection with the top of the supporting frame, the bottom of the adjusting screw rod is rotatably arranged at the top of the sliding frame, an adjusting knob is arranged at the top of the adjusting screw rod, the supporting frame is of a U-shaped structure, and a cutting shaft is rotatably arranged in the supporting frame; and a cutting wheel is mounted in the middle of the cutting shaft. The utility model relates to the technical field of insulated cables, and specifically provides a peeling device for an insulated cable.

The utility model relates to the technical field of film coating, in particular to a fixing structure for film coating of a glass cover plate, which comprises a support, the support comprises two sliding rails, a plurality of clamping grooves are formed in the sliding rails at equal intervals, a fixing plate is slidably connected to the inner sides of the two sliding rails, a second sliding groove is formed in the fixing plate, and two clamping blocks are slidably connected in the second sliding groove. The ends of the two clamping blocks are clamped with one clamping groove in the two sliding rails respectively, the other ends of the two clamping blocks abut against the same sliding plate, the sliding plate is slidably connected with the side edge of the fixing plate, the sides, facing the center point of the fixing plate, of the clamping blocks are fixedly connected with springs, and the other ends of the springs are fixedly connected to the inner wall of the fixing plate. The fixing structure of the glass cover plate is more flexible and simple to operate, the operation efficiency is improved, the distance between the clamping grooves in the two sliding rails is correspondingly arranged, and the problem that the appearance of the glass cover plate is poor due to the fact that the positions of the two ends of the fixing plate are not aligned can be effectively solved.

The utility model discloses a simple printed board pulling tool in the field of pulling tool, including printed board switching support, fixed bolster, a plurality of positioning pin, pulling hand wheel, a plurality of positioning pin set up on fixed bolster, and fixed bolster is connected printed board switching support through pulling hand wheel. Through a simple printed board pulling tool, the pulling of the integrated printed board with many module interconnection quantity, many bus pins and big plug-in force is realized, the stress area is wide, the position of the pulling thread hole of the tool is adjusted according to the printed board opening position, makes it even stress, adjusts the pulling stroke through the control processing thread depth, only rotates the pulling hand wheel to realize pulling, and the operation is simple and flexible.

The utility model provides a forestry seedling maintenance device which comprises a base, a handle is fixedly installed at the top end of the base, a liquid storage tank is fixedly installed on the side, close to the handle, of the upper end face of the base, and a pump assembly is fixedly connected to one side of the liquid storage tank. Two sets of fixing blocks are arranged on the side, close to the liquid storage tank, of the top end of the base, clamping grooves are formed in the inner sides of the fixing blocks, a whitewashing assembly is connected between the clamping grooves, and a grip is fixedly installed on one side of the whitewashing assembly. According to the seedling whitewashing device, the clamping groove of the fixing block is used in cooperation with the whitewashing assembly, during operation, the whitewashing assembly can be moved to a designated seedling by holding a handle on one side of the whitewashing assembly, and easy operation can be carried out without moving the whole device; through cooperative use of the electric cylinder and the rotating shaft, the arc-shaped plate can be driven to synchronously swing, open and close, the operation is simple and flexible, the arc-shaped plate is used for wrapping the trunk of the nursery stock, uniform spraying operation is achieved under the action of the nozzle, and then efficient whitewashing maintenance on the nursery stock can be achieved.

The utility model relates to a through pipe wire forming tool which comprises a glassware, an art designing blade, a pair of flat-head pliers and a through pipe wire, a gasket is laid at the bottom in the glassware, the art designing blade is laid above the gasket, a pressing block is arranged above the art designing blade, the pressing block is arranged in the middle of the art designing blade, and the flat-head pliers are arranged on the pressing block. A rubber band is arranged above the pressing block, the pressing block and the glassware are tightly hooped, a 30% sodium hydroxide solution is added into the glassware, and a glassware cover is further installed on the glassware; the front end of the flat-head pliers clamps the through pipe wire, and the tail end of the flat-head pliers is welded with the red wire and the red rubber plug. When the through pipe wire is applied to a through pipe wire forming tool, the through pipe wire can be convenient to operate, accurate in forming, easy to install and reliable to use, efficiency is greatly improved, cost is effectively controlled, and the through pipe wire forming tool is simple in overall structure, easy and flexible to operate, good in using effect, simple, convenient, accurate and rapid.

The present invention discloses an anti-biological erosion coating for wind turbine blades and a preparation method thereof. The preparation method uses two base materials, polyurethane and polyphosphazene, for compounding, wherein the polyurethane base material includes: diisocyanate, polyether diol, post-chain extender, hydrophilic chain extender, catalyst, neutralizer and solvent. The polyphosphazene base material includes: monomer raw materials, catalyst, promoter, solvent and detergent. The polyphosphazene base material has good light and heat stability, oxidation resistance, water resistance, solvent resistance, oil resistance, biological corrosion resistance, chemical resistance and the like. Compounding the polyurethane base material with the polyphosphazene base material can improve the anti-rain erosion performance of the leading edge of the wind turbine blade on the one hand, and enhance the anti-biological erosion performance of the leading edge of the wind turbine blade on the other hand, thereby extending the service life of the wind turbine blade.

The utility model relates to the technical field of circuit board, specifically is an audio frequency power amplifier circuit blind hole's circuit board of easy installation, including circuit board body, two fixed strips are installed on the circuit board body, and the top end of fixed strip has the pressure strip, and the pressure strip is installed with the fixed strip all and has the shock pad, and two shock pads respectively with the upper end surface, the lower end surface of circuit board body are in contact, and the side wall fixed connection of fixed strip has the installation strip, and two installation strips are connected with the base through the limiting structure, and two limiting blocks are slidably connected in the installation strip, and two limiting grooves are set up on the base, and the limiting block is engaged with the limiting groove, and the spring is fixedly connected between the installation strip and the limiting block, and a plurality of through holes are set up on the circuit board body, through the limiting block on the installation strip and the clamping groove on the base engagement can realize the connection of installation strip and base quickly, thereby fast the circuit board body is fixed, and the operation is simple and flexible, and the disassembly maintenance of later period circuit board is convenient.

The utility model discloses a jacquard device of a double-sided computer jacquard machine, and belongs to the field of double-sided computer jacquard machines. Comprising a base plate, a fixing bolt penetrates through the upper surface of the base plate in a threaded mode, a fixing assembly penetrates through the base plate through the fixing bolt in a threaded mode, a needle cylinder is connected to the upper surface of the base plate in an inserted mode, a main needle is arranged on the surface of the needle cylinder, an auxiliary needle is arranged on the upper surface of the needle cylinder, and a butt joint assembly is arranged on the upper surface of the needle cylinder; the jacquard device of the double-sided computer jacquard machine further comprises a protection assembly, the protection assembly comprises a thread passing ring, a fixing pad, a telescopic rod, a spring, a protection piece and a limiting rod, the fixing pad is inserted into the thread passing ring, the telescopic rod is inserted into one side of the fixing pad, the spring is arranged on the surface of the telescopic rod, and the protection piece is arranged on the limiting rod. And one end of the telescopic rod is sleeved with a protection sheet. The jacquard device of the double-sided computer jacquard machine has the beneficial effects that broken yarns can be conveniently fixed, and subsequent yarns can be conveniently and rapidly put into the jacquard device.

The utility model relates to the technical field of cutting devices, in particular to a release body paper cutting device which comprises an operation table, a first rotating shaft and a second rotating shaft are rotationally connected to the operation table, a first lead screw is rotationally connected to the side wall of the operation table, two first sliding blocks are connected to the first lead screw in a threaded mode, and one end of each first sliding block penetrates through the first rotating shaft. The two ends of the first sliding block are rotationally connected with a first guide wheel and a second guide wheel respectively, the first guide wheel is in sliding connection with the first rotating shaft, and the second guide wheel is in sliding connection with the second rotating shaft; meanwhile, the distance between the two first guide wheels and the distance between the two second guide wheels are adjusted, so that the two guide wheels on the two rotating shafts position and guide release base paper, the operation is simple and flexible, the working efficiency is improved, the first guide wheels and the second guide wheels are rotationally connected with the first sliding blocks, the stability of the guide wheels is improved, and the service life of the release base paper is prolonged. And the cutting work is prevented from being influenced by the body paper deviating from the track due to slipping towards two sides in the working process.

The application discloses a processing device, method and system of printing information in chip EDA simulation, and relates to the technical field of chip simulation.The device comprises: an information acquisition module, which is used for acquiring a printing control command input by a user in a command line, and is used for configuring printing information in an EDA simulation tool to control whether the printing information is displayed and output; a command analysis module, which is used for analyzing the printing control command to obtain simulation file and IP module information to which printing information to be displayed and output and printing information not to be displayed and output belong; and a printing control module, which is used for matching simulation files of each IP module in the EDA simulation tool based on a regular expression according to an analysis result, performing normal printing output on the printing information to be displayed and output, and performing annotation on the printing information not to be displayed and output to control the printing information not to be printed.The application is simple and flexible to operate, accurate in printing information, and saves time resources and computing resources.

The label tape conveying device comprises a machine frame, and the machine frame is sequentially provided with a soft label tape feeding mechanism, a printer containing frame, a deviation rectifying mechanism, a soft label tape discharging mechanism, a tension control mechanism and a winding roller from right to left. According to the scheme, the label tape is conveyed into the printer placing frame through the soft label tape feeding mechanism to be printed through the ink-jet printer, and then is wound through the soft label tape discharging mechanism, so that the soft label tape can be synchronous with paper feeding of the printer during printing, the printing is clear, double images are avoided, and the printing quality is improved. The label tape printer suitable for water-based ink printing is small in size and simple and flexible to operate, overcomes the defect that a current label fabric printing mode is difficult to achieve small-batch, multi-variety and rapid reaction, corrects the deviation of a soft label tape from the printer through the deviation correcting mechanism, reduces the phenomenon that the soft label tape is uneven when paper is taken away, and improves the printing quality of the soft label tape. And the winding tightness is ensured through the tension control mechanism, so that winding is facilitated.

The utility model relates to the technical field of drawing toys, and provides an abstract oil painting creative chart device which aims at solving the problem that an existing creative device special for abstract oil painting drawing experience is scarce and comprises a picture frame, a drawing board, a canvas and a plurality of geometric color blocks with various shapes and various color combinations. The surface of the drawing board in sliding connection with the picture frame is used for placing canvas and geometric color blocks; each geometric color block comprises a shell and a printing block, the bottom of each shell is detachably connected with the top of the corresponding printing block, and an ink outlet assembly is contained in an inner cavity of each shell. The canvas can be placed on the surface of the drawing board by pulling the drawing board; then a creator can splice an abstract oil painting work on the drawing board by using a plurality of geometric color blocks; the printing ink is conveyed to the printing blocks through the ink outlet assemblies in the geometric color blocks, then the spliced abstract oil painting works are printed on the canvas through the printing blocks to form the painting, operation is easy and flexible, abstract oil painting artistic creation and analysis and design composition can be visually experienced, and interestingness is high.