121results about How to "Quick leveling" patented technology

The invention relates to the field of thermoelectric denitration, and discloses a thermoelectric denitration precise ammonia spraying zoning measurement ammonia spraying frequency modulation cooperative control system, which comprises an ammonia spraying amount optimization module used for establishing a model, predicting the denitration effect under different ammonia spraying amounts by using the model, researching the relationship between the ammonia spraying amount and the denitration efficiency, and verifying through actual operation data, determining the optimal ammonia spraying amount; and the ammonia spraying mode optimization module is used for contrastively analyzing the influence of different ammonia spraying modes on the denitration efficiency, researching ammonia distribution characteristics under different ammonia spraying modes through experiments, and optimizing the ammonia spraying modes. Through cooperative operation of all the modules, during denitration, the ammonia spraying frequency is controlled according to the concentration of a denitration inlet and a denitration outlet, through the improved SNCR technology, NOx concentration is pre-removed, meanwhile, ammonia-nitrogen wastewater is cooperatively treated, harmless resource utilization of the ammonia-nitrogen wastewater is achieved, and an in-situ multi-point synchronous direct measurement technology is adopted.

The utility model provides a rapid calibration device for an intelligent total station, and relates to the technical field of total station calibration. The rapid calibration device for the intelligent total station comprises a mounting base, a total station body is arranged at the upper end of the mounting base, three supports are rotatably connected to the lower end of the mounting base, a telescopic frame is slidably connected to the inner wall of each support, a fastening bolt is arranged at one end of each support, a connecting frame is rotatably connected to the middle of each support, and the connecting frames are rotatably connected to the lower end of the mounting base. The other end of each connecting frame is rotationally connected with a supporting frame, the middle of each supporting frame is rotationally connected with a rotating ball, and a fixing rod is fixed to the middle of each rotating ball. According to the rapid calibration device for the intelligent total station, the three supports are opened manually, the effect of rapid leveling and calibration is achieved, the effect of improving the use convenience of the calibration device is achieved, the effect of stable limiting is achieved by rotating the limiting block manually for moving operation, and the effect of improving the use stability of the calibration device is achieved.

The utility model relates to the technical field of grouting agent fluidity detection, and particularly discloses a grouting slurry fluidity test device which comprises a base, a test rack is arranged on the base, a fluidity cone is arranged at the top of the test rack and located over the center of the base, and the base comprises a bottom plate and a supporting plate arranged above the bottom plate. A plurality of rotating sleeves are arranged on the upper surface of the bottom plate, the lower ends of the rotating sleeves are connected with the bottom plate through universal joints, rotating lead screws are arranged in the rotating sleeves through bearings, the rotating lead screws are sleeved with the rotating sleeves in a threaded mode, the top ends of the rotating sleeves are connected with a supporting plate through universal joints, and a balance weight adjusting seat is arranged on the lower surface of the supporting plate. The interior of the counterweight adjusting seat is hollow to form a counterweight adjusting cavity, the bottom surface of the counterweight adjusting cavity is concave downwards to form a spherical groove, a counterweight ball is movably arranged in the spherical groove, and the counterweight ball can move to change the gravity center position of the test device, so that guidance is provided for subsequent leveling operation, and rapid leveling is realized.

The invention relates to the technical field of seedbeds, and particularly discloses a rapidly-leveled movable seedbed which comprises a supporting frame and a seedbed frame. The seedbed frame is horizontally installed on the top face of the supporting frame. Grooves are formed in the bottom surfaces of supporting legs at four corners of the supporting frame; a hydraulic cylinder is arranged on the inner side wall of the top end of each groove; piston rods are arranged at the output ends of the hydraulic cylinders; the bottom ends of the piston rods are fixedly connected with supporting plates capable of extending out of the bottoms of the grooves; a sensing control mechanism is arranged on the bottom surface of the seedbed frame; the sensing control mechanism can detect the levelness of the seedbed frame and control the hydraulic cylinder to drive the piston rod to stretch; the sensing control mechanism can detect the levelness of the supporting frame and control the four hydraulic cylinders to drive the piston rods to move, rapid leveling of the supporting frame is achieved by controlling the extension lengths of the four piston rods, and the trouble of leveling the supporting frame in a manual heightening mode is reduced.

This invention discloses an automated molding and manufacturing equipment and method for utility poles, relating to the technical field of utility pole manufacturing equipment. It includes an installation base, a mold assembly on the installation base, a reinforcing cage on the mold assembly, and a feeding device located directly above the reinforcing cage. The feeding device is equipped with a dispersing and leveling mechanism and a gravity-flipping feeding mechanism. This invention, through the feeding device and the dispersing and leveling mechanism, evenly disperses and guides concrete material to different positions in the feeding hopper, achieving oscillating and dispersing feeding. This effectively avoids the problems of clumping and localized pile-up caused by concentrated concrete material accumulation. The leveling component quickly levels the dispersed material, ensuring that the surface of the concrete material in the feeding hopper remains flat and of uniform height. Finally, the gravity-flipping feeding mechanism quantitatively feeds the material, eliminating the need for manual intervention in the feeding process, significantly reducing labor intensity and improving production efficiency.

The utility model relates to the technical field of garment processing equipment, in particular to a garment processing gluing machine. Comprising a machine shell, a plurality of first electric cylinders are fixedly installed at the top of the machine shell, output shafts of the first electric cylinders all extend into the machine shell and are fixedly provided with the same hot pressing plate, a placing plate is slidably installed on the inner wall of the bottom of the machine shell, and first cloth is arranged at the top of the placing plate; the top of the first cloth is provided with second cloth, two rectangular through grooves are formed between the two sides of the containing plate in a penetrating mode, sliding rods are arranged in the rectangular through grooves in a sliding and penetrating mode, one side of the containing plate is fixedly provided with a first motor, and an output shaft of the first motor extends into the corresponding rectangular through groove and is fixedly provided with a two-way lead screw. By means of the simple cloth flattening structure, the garment cloth can be rapidly flattened conveniently, wrinkles are avoided, the cloth hot-pressing bonding quality is guaranteed, and follow-up processing operation is facilitated.

The utility model discloses a kind of pull tooth shape frock, comprising: shell;The inner side of the shell is provided with pull tooth mechanism;Accommodating cavity is formed between the pull tooth mechanism and the shell, for placing material, make material along the pull tooth mechanism be tooth shape and convey out;The pull tooth shape frock designed in the present application can pull tooth shape of material, reduce ground tile hollow rate, reduce later repair hollow cost, control the flatness of ground by adjusting height according to actual demand on site by lifting mechanism, have the effect of rapid leveling, do not need to refer to infrared level meter repeatedly adjust the mortar of ground;It can improve construction efficiency, save time.

The invention provides a multi-leg automatic leveling control system and method, and the system comprises a sensing system which is used for collecting the data of a to-be-tested platform; the control system is used for receiving data of the platform to be tested and sending an instruction to the driving device according to a leveling control algorithm; the driving device is used for receiving an instruction of the control system and operating the executing mechanism; and the execution mechanism is used for completing specified actions. According to the leveling control algorithm, the number and the positions of the supporting legs can be designed according to load distribution, the main leveling supporting legs and the main supporting legs are selected, the over-constraint problem caused by redundant supporting legs in the multi-leg leveling process is solved, and the virtual leg problem in the leveling process can be avoided.

The utility model relates to the technical field of foot cups, in particular to an adjusting foot cup for a machine tool. The upper end of the chassis is provided with an external threaded column, the external threaded column is in external threaded connection with an adjusting nut, a balance gasket A and a balance gasket B are arranged above the adjusting nut, the upper end of the adjusting nut is provided with an internal threaded hole, the internal threaded hole is in threaded connection with an insertion rod, the upper end of the insertion rod is provided with a hexagonal head, and the lower end of the hexagonal head can abut against the balance gasket B; an elastic lock washer is arranged between the adjusting nut and the balance gasket A; after the prior art is improved, the connection stability is improved through threaded connection and the lock washer, and meanwhile the bubble level is used for assisting in rapid leveling; the anti-skid performance is enhanced by arranging the micro convex point arrays on the sides, close to each other, of the balance gaskets.

The utility model relates to the technical field of building accessories, and discloses a quick release plate applied to a building indoor component, the quick release plate comprises a plate body integrally formed by plastic, and the plate body is provided with a connecting part connected with other components; the connecting parts are located on the two sides of the quick release plate and are elastic clamping pieces made of plastic. The quick-release plate has the advantages that the quick-release plate can be applied to various application scenes such as ceilings, ground panels, wall panels and screen partitions, the quick-release plate is integrally formed through plastic in an injection molding mode, quick connection or leveling is conducted through the hollow cylinder on the back face of the quick-release plate, quick disassembly and assembly of the quick-release plate in the vertical direction are achieved, and the service life of the quick-release plate is prolonged. Rapid splicing in the horizontal direction is achieved through the clamping pieces in the horizontal direction. The utility model has the advantages of less installation fittings, convenient and fast installation process, high material recovery rate and environmental protection. Meanwhile, various functions such as sound absorption and fixation of soft veneers can be expanded by the quick-release plate, and the quick-release plate has high functionality.

The utility model discloses a total station with a stable support device, which comprises support legs and telescopic legs, a base is arranged above the support legs, the base is rotatably connected with the support legs, the periphery of the telescopic legs is provided with the support legs, the inner sides of the support legs are rotatably connected with sleeves, the inner parts of the sleeves are slidably connected with inner rods, and the inner rods are connected with the telescopic legs. And one end of the inner rod is rotationally connected with a lifting block. Compared with an existing total station, the total station with the stable supporting device has the advantages that the rotating lead screw drives the lifting block to ascend and descend, the lifting block pushes the inner rod and the sleeve when ascending and descending, and the inner rod and the sleeve push the supporting leg to rotate around the base, so that the supporting leg is synchronously rotated, and the length of the telescopic leg in the supporting leg is conveniently and quickly leveled and adjusted; when the telescopic legs abut against the ground and are on the solid ground, the supporting feet automatically adapt to the ground through rotation of the spherical joints, the contact area between the supporting feet and the ground is increased, and when the ground is wet, smooth and soft, the connecting blocks are taken down, the baffles are rotationally opened, and the pointed cones are inserted into the ground.

The utility model discloses a soil collection box convenient to clean, which belongs to the technical direction of soil collection and comprises a soil collection box, a box cover is detachably mounted at one end of the outer part of the soil collection box, and a second magnetic fixing block is fixedly mounted on one side of the inner part of the box cover; a fourth magnetic attraction fixing block is fixedly installed on the other side of the interior of the box cover, a button is detachably installed at one end of the interior of the box cover, one end of the button penetrates through the box cover and extends to the outside, a silica gel scraping strip is detachably installed at the other end of the button, and the button, the four sets of magnetic attraction fixing blocks and the silica gel scraping strip are used in cooperation; the soil collecting and leveling device can be used for scraping and leveling soil in the soil collecting process to prevent the collected soil from being scattered everywhere in the transportation process and affecting the transportation environment due to accumulation of the collected soil, can achieve the effect of quickly leveling the soil, is convenient and quick to operate, saves the geological exploration time, can be quickly recycled after use, does not need to be frequently disassembled and assembled, and is convenient to use. The geological exploration efficiency is improved, and the burden of workers is relieved.

The invention belongs to the technical field of wind power construction equipment, and particularly relates to a wind power fan foundation construction leveling device which comprises a supporting platform, a plurality of supporting mechanisms are arranged at the bottom end of the supporting platform, and each supporting mechanism comprises a coarse leveling assembly and a fine leveling assembly; the top end of the supporting platform is provided with a self-leveling mechanism, the self-leveling mechanism comprises a mounting seat, a plumb bob assembly and a plurality of universal hinge assemblies, the mounting seat is connected with the supporting platform through the universal hinge assemblies, the plumb bob assembly is arranged in the middle of the mounting seat, and the plumb bob assembly is arranged in the middle of the mounting seat. The mounting seat is self-leveled through the universal hinge assembly and the plumb bob assembly; and the mounting seat is used for fixing the total station. The overall structural design is reasonable, adjustment is convenient, stability is high, and the efficiency and precision of measurement work in wind power fan foundation construction are effectively improved.

The invention relates to a space camera internal orientation test adjusting device and a use method thereof, the space camera internal orientation test adjusting device comprises a camera load and a bottom plate, the bottom plate is provided with an adjusting mechanism, and the adjusting mechanism arranged on the bottom plate comprises a deflection adjusting assembly and a lifting adjusting assembly. According to the space camera internal orientation test adjusting device, when an internal orientation test is carried out on a space camera and a camera load is placed on an adjusting cylinder cap arranged on a bottom plate, a plurality of adjusting cylinder caps can be conveniently adjusted by rotating a second adjusting rod and a first screw rod arranged in a second connecting cylinder at the top; in addition, by rotating a first adjusting rod and a first screw rod arranged in a second connecting cylinder at the bottom, a plurality of supporting legs can be conveniently adjusted according to readings of a gradienter, the bottom plate can be conveniently adjusted to be in a horizontal state, the adjusting efficiency in the space camera measuring process is improved, and the space camera measuring efficiency is improved. And the horizontal plane can be quickly leveled.

The utility model discloses a road crack pouring device, and relates to the technical field of road crack pouring devices. The road crack pouring device comprises a road crack pouring device body, a fixing rod is arranged on one side of the road crack pouring device body, a crack pouring mechanism is arranged on one side of the road crack pouring device body, and a leveling mechanism is arranged on one side of the road crack pouring device body. According to the road crack pouring device, by arranging the leveling plate, when asphalt needs to be rapidly leveled, the asphalt is poured into a crack in the ground through a discharging head, then a rotating handle is rotated, a threaded rod is rotated in a sleeve, the sleeve drives the leveling plate to slidably ascend and descend on one side of the discharging head at the moment, and when the leveling plate is parallel to and makes contact with the ground, the asphalt is poured into the crack in the ground through the discharging head; when the road crack pouring device is used, the road crack pouring device body can be pushed, at the moment, asphalt is poured into cracks of the ground through the discharging head, the asphalt poured into the cracks can be conveniently leveled through the leveling plate, the situation that redundant asphalt protrudes on the ground after being dried, and the flatness of the ground is affected is avoided, and the device facilitates rapid asphalt leveling.

The utility model provides an anti-pulling detection test device, which relates to the technical field of anti-pulling detection devices and comprises a group of bases, an adjusting mechanism is mounted in each base, a bottom plate is connected and mounted at the bottom end of each adjusting mechanism, a cross beam is mounted at the top end of each base, a group of limiting mechanisms is arranged in each cross beam, and a plurality of limiting mechanisms are mounted at the bottom end of each cross beam. A pile foundation is mounted on one side of the base, a plurality of groups of anti-pulling steel bars are mounted at the top end of the pile foundation, and a test mechanism is mounted at the top end of the cross beam. According to the device, the height of the bottom plate can be finely adjusted in real time, a worker can quickly level the device conveniently, operation steps are quite simple and convenient, under the action of an anti-skid pad, skid prevention can be effectively achieved, the phenomenon that the device shakes in the using process is avoided, the using efficiency of the device is indirectly improved, and the device is suitable for popularization and application. And due to the design, the practicability is greatly improved.

The invention provides water transfer printing paper for a bright film-free label, a preparation method of the water transfer printing paper and the bright film-free label. The water transfer printing paper comprises backing paper and a surface glue layer, wherein the surface glue layer comprises 15-30 parts of industrial potato starch; 0.1 to 1 part of a sodium alginate solution; 0.1 to 1 part of a polyvinyl alcohol solution; 95 to 100 parts of water; wherein the thermal viscosity of the industrial potato starch subjected to high-temperature gelatinization is 1600 mpa.s to 1800 mpa.s, and the length of pasted filaments of the industrial potato starch is 10 cm to 20 cm. The water transfer printing paper is simple in formula type, low in price and easy to operate; and the surface glue coating with high thermal viscosity, high paste silk content and high overall transparency is formed after high-temperature gelatinization, so that the smoothness of the surface glue of the water transfer paper can reach more than 5000S, pits on the surface of a pattern layer are reduced, the pattern layer with high surface smoothness and good uniformity is obtained, and the water transfer paper has the advantages of simple process, low cost and the like. And the soft, light, thin and bright printing requirements of the bright film-free water gauge are well met.

This utility model relates to a temporary storage device for polyester film roll installation, belonging to the field of polyester film production technology. It includes a first base and a second base for supporting the polyester film roll. A central groove is provided between the first and second bases, and a limiting support plate for limiting the movement of the polyester film roll is rotatably disposed inside the central groove. This application, through the design of a retractable limiting support plate, allows it to be retracted to be flush with the base during hoisting, providing a wide and smooth passage for hoisting operations. This fundamentally eliminates the risk of collision and scratches between the roll surface and the support edge, ensuring high film quality and a high yield rate in subsequent processing. Therefore, the core benefit of this application is that it completely solves the problem of existing curved supports easily scratching the surface of polyester film rolls during hoisting operations.

The invention relates to the technical field of sheet material processing, and provides a sheet material feeding device and processing device.The sheet material feeding device comprises a base, a datum plate and an adjusting mechanism, and a mounting position is formed on the base; the reference plate is arranged on the base and is suitable for being switched between a first position and a second position, and the reference plate is close to the mounting position at the first position; at the second position, the datum plate is away from the mounting position; the adjusting mechanism comprises a leveling assembly, a positioning assembly and a positioning leveling plate, the leveling assembly is arranged at the mounting position, the positioning leveling plate is mounted on the leveling assembly, and the positioning assembly is arranged on the positioning leveling plate. The adjusting assembly is arranged at the mounting position of the base, the sheet material is arranged on the positioning and leveling plate, the sheet material on the positioning and leveling plate is positioned through the positioning assembly, and the pose of the positioning and leveling plate is adjusted through the leveling assembly, so that the surface, deviating from the positioning and leveling plate, of the sheet material is attached to the datum plate located at the first position; and rapid leveling of the processing surface of the sheet material is realized.

The utility model provides ink testing instrument of collection fineness detection and rotary viscosity detection relates to ink testing instrument technical field, include: base, the base upper end surface symmetry has two connecting blocks, each connecting block all rotates a pivot, two pivots inboard all welds in detection seat, and detection seat top end surface has established detection groove, and detection seat right -hand member surface welds have the joint projection, and right side one connecting block has established one first clamping groove and one second clamping groove, and the joint projection is connected with first clamping groove, and when the joint projection is connected with second clamping groove, detection seat is 30 degrees state of inclination. In the first detection subassembly of the application, detection seat can be switched state fast through the cooperation of joint projection and different clamping groove, keep horizontal stability when detecting, and when observing the result, then be 30 degrees of inclination, need not repeatedly adjust to obtain the best observation angle, convenient and efficient operation.

The invention relates to a high-stability geological prospecting support in the field of geological prospecting equipment, by arranging a driving mechanism for driving a plurality of supporting rods to be unfolded synchronously, when the geological prospecting support is erected, the supporting rods are unfolded synchronously and equidistantly, and the erecting efficiency of the support is improved; the large contact area between the water bag and the erected ground is utilized, the ground gripping effect is improved, meanwhile, the supporting rod and the ground are connected more stably through balance weight liquid injected into the water bag, the center of the whole support is lower, and the overall stability of the support is improved; in addition, through a rotating ball connected with a balance weight ball and a rotating sleeve arranged on the outer side of the rotating ball in a sleeving mode, the rotating ball can rapidly find the vertical state under the gravity traction effect of the balance weight ball, then the horizontal state of the installation base is achieved, automatic leveling and locking are achieved through a gyroscope and an electromagnet which are installed in the rotating ball, and the safety is improved. And the leveling efficiency is improved while the stability is improved.

The utility model relates to a vehicle body frame structure which is characterized in that the vehicle body frame structure comprises a vehicle roof frame assembly and a chassis frame assembly, the chassis frame assembly comprises a bottom carrier, a front longitudinal beam and a rear longitudinal beam are arranged on the left side and the right side of the bottom carrier respectively, and the front longitudinal beam and the rear longitudinal beam are used for being connected with a front side anti-collision beam and a rear side anti-collision beam respectively. Side beams are arranged between the front longitudinal beams and the rear longitudinal beams, the front side and the rear side of the bottom carrier are respectively provided with a plurality of connecting seats connected with the top carrier, the connecting seats are arranged at intervals, each connecting seat comprises a connecting part and a leveling part, the connecting parts are parallel to the surface of the bottom carrier, the leveling parts are perpendicular to the connecting parts, and the connecting parts are parallel to the surface of the bottom carrier. A first through connecting hole is formed in the leveling part, and the leveling part is connected with the top carrier through the first connecting hole. The connecting structure has the following advantages and effects that the connecting stability of the chassis frame and the roof frame can be improved while the chassis frame and the roof frame can be conveniently connected.

The utility model discloses a subway shield segment horizontal assembly inspection base which comprises an annular supporting table formed by splicing four sets of arc-shaped single assemblies, each single assembly comprises an arc-shaped plane steel plate and arc-shaped steel plates welded to the two sides, and I-shaped steel is arranged between the arc-shaped plane steel plates and the arc-shaped steel plates. The utility model relates to the technical field of segment splicing detection, adopts a mode of splicing four groups of arc-shaped single components to form an annular support table, and is simple in structure and convenient to operate; each single component is formed by welding the arc-shaped plane steel plate, the arc-shaped steel plates on the two sides and the I-shaped steel, material selection is convenient, and cost is low; the leveling assembly is arranged at the lower end of the single assembly, rapid leveling of the base can be achieved, and the working efficiency of the three-ring test is improved; the upper end face of the arc-shaped plane steel plate is provided with an inner diameter positioning line used for positioning the duct pieces, so that the duct pieces can be quickly positioned and calibrated, and the duct piece splicing operation efficiency is improved.

The invention relates to the field of topographic survey, in particular to a topographic survey device for territorial space planning and a using method.The topographic survey device comprises a supporting table, a plurality of supporting legs arranged in an annular array mode are hinged to the bottom end of the supporting table, a center column is fixedly connected to the center of the supporting table, and a limiting mechanism is arranged on the center column; a protection mechanism is arranged at the top end of the supporting table. According to the topographic survey device for territorial space planning, through arrangement of counterweight balls and gravity change, when the device is relatively horizontally arranged, the supporting legs can be quickly locked, a worker can conveniently and quickly level, the labor intensity of the worker during leveling is reduced, and through combined arrangement of a double-sided toothed plate and a long toothed plate, the working efficiency of the worker is improved. The long toothed plate can be quickly inserted into the double-sided toothed plate through the movable arrangement of the spring when the equipment is relatively horizontal, the adjustment is convenient, and the detection head is protected and is convenient to transfer through the arrangement of the plurality of turnover plates.

The invention discloses a grinding machine automatic leveling and compensating structure and system based on intelligent perception, and relates to the field of grinding machine leveling, the grinding machine automatic leveling and compensating structure comprises a shaft piece rotationally connected to a grinding machine body and a grinding disc arranged on the surface of the shaft piece, three balancing weights are distributed around the center position of the grinding disc, and a vibration sensor for monitoring vibration of the shaft piece is arranged on the surface of the shaft piece; the grinding device further comprises three sets of hydraulic telescopic pieces evenly distributed on the surface of the grinding disc, each set of hydraulic telescopic pieces comprises two hydraulic telescopic pieces, a carrying piece is connected between the two hydraulic telescopic pieces of each set, the balancing weights are fixedly connected with the carrying pieces one by one, a plurality of hydraulic channels are formed in the shaft piece, and the hydraulic channels are connected with the hydraulic telescopic pieces one by one through control valves. Three sets of hydraulic telescopic pieces are connected with three sets of balancing weights, each set of hydraulic telescopic piece is controlled by hydraulic equipment to move in a telescopic mode so as to be used for adjusting the angle position of the balancing weight on the surface of a grinding disc, the vibration value of a shaft is monitored in real time in cooperation with a vibration sensor, and vibration of the shaft and the grinding disc is automatically and dynamically balanced through the grinding machine.

The utility model relates to the technical field of rock plate assembly type buildings, in particular to a galvanized plate reinforcing rib installation system. The corner braces are arranged on the wall surface at intervals; the internal corner sectional material is used for connecting two adjacent rock plates at an internal corner; the external corner sectional material is used for connecting two adjacent rock plates at an external corner; and the straight splicing connecting sectional material is used for splicing two adjacent rock plates at the same plane. Each corner connector is provided with a clamping groove. A reinforcing rib plate is arranged on the back side of the rock plate, and the two sides of the internal corner sectional material, the two sides of the external corner sectional material and the two sides of the straight splicing connecting sectional material are each provided with a set of corner connectors. The side edges of the reinforcing rib plates and the side edges of the corresponding internal corner sectional materials or the corresponding external corner sectional materials or the corresponding straight splicing connecting sectional materials are all clamped in the corresponding clamping grooves so as to fix the two adjacent side-by-side rock plates. The rock plate is clamped in the clamping groove of the corner connector through the reinforcing rib plate on the back side and the corresponding internal corner sectional material, external corner sectional material and direct splicing connecting sectional material, rapid assembling, leveling and fixing are achieved, installation is convenient and fast, and transportation is convenient.

A preparation method of a heat-sensitive recording material, comprising the following steps: extrusion primary coating of an imaging layer coating liquid and a protective layer coating liquid on any surface of a support, coating of a back layer coating liquid on the other surface of the support, to obtain the heat-sensitive recording material; the imaging layer coating liquid comprising a first polyvinyl alcohol and an ionic surfactant; the protective layer coating liquid comprising a modified organic silicon leveling agent and a second polyvinyl alcohol, and the protective layer coating liquid having an Engler viscosity of 6-14 mPa·s.The imaging layer coating liquid and the protective layer coating liquid have good stability, avoiding mixing during coating, thereby ensuring smooth completion of the primary coating, and greatly improving the production efficiency.

The utility model discloses a high accuracy motion linear motor double -drive gantry device, contain: a pair of stand, crossbeam, a pair of first grating encoder and second grating encoder, wherein a pair of stand parallelly arranged, and install longitudinal sliding table subassembly, plane guide rail, side guide rail and longitudinal linear motor on the stand, the crossbeam is aluminum profile, and two ends are fixedly connected with a pair of longitudinal sliding table subassembly on a pair of stand respectively, and the crossbeam side installs horizontal sliding table subassembly, a pair of horizontal guide rail and horizontal linear motor, a pair of first grating encoder is used for detecting the longitudinal motion of crossbeam, and second grating encoder is used for detecting the horizontal motion of horizontal sliding table subassembly, the utility model solves the problem of low positioning accuracy, poor synchronism and inconvenient movement of traditional gantry mechanism, through the design of "double linear motor drive + composite guide rail support + full stroke grating feedback + integrated workstation", realizes high accuracy motion control and nimble operation.