619results about How to "Improve flatness" patented technology

The invention relates to the field of municipal engineering construction, in particular to gas pipeline construction equipment for municipal engineering. Comprising a conveying mechanism, a supporting and fixing mechanism and a groove cutting mechanism, the supporting and fixing mechanism and the groove cutting mechanism are sequentially arranged in the conveying direction of the conveying mechanism, the groove cutting mechanism comprises a fixed ring, a rotating ring and cutters, the rotating ring is coaxially and rotatably arranged on the fixed ring, and the cutters are evenly distributed on the rotating ring in the circumferential direction of the rotating ring. Each cutter can move in the radial direction of the cutter, the extrusion ring can move in the axis direction of the extrusion ring, a plurality of supporting pieces capable of moving in the radial direction are evenly distributed on the inner side of the extrusion ring in the circumferential direction of the extrusion ring, and an inner supporting driver is arranged on the extrusion ring. The rubber layer on the extrusion ring is elastically attached to the end face of the gas pipeline removal end, a uniform limiting contact face is formed, the stability of axial limiting is improved, the gas pipeline is internally supported through cooperation with the multiple supporting rollers, and the stability of radial limiting is improved.

The utility model relates to the technical field of road construction, and discloses a road paving device for road construction, which comprises a fixed top plate, support frames are fixedly connected to four corners of the bottom of the fixed top plate, universal wheels are fixedly connected to the bottoms of the support frames, and a handle is fixedly connected to the right end of the fixed top plate. The top of the fixed top plate is fixedly connected with a hydraulic rod, the output end of the hydraulic rod penetrates through the fixed top plate and is fixedly connected with a mounting plate, and the bottom of the mounting plate is fixedly connected with a scraping plate. Concrete is preliminarily stricken through the strickling plate, redundant concrete is removed, then the output end of the driving motor drives one of the fixing rods to rotate, the chain wheels rotate, the chain is driven to rotate, the other chain wheel is driven to rotate, the two flattening rollers rotate, and the concrete is flattened. And the concrete is flattened through the flattening roller, it is ensured that the flatness of the flattened concrete is high, the road flattening efficiency is greatly improved, and therefore the practicability is improved.

The utility model relates to the field of pearl wool bottom box's production, especially a kind of ironing and sticking box machine, include steering mechanism, steering mechanism include the steering device of prompting bottom support active rotation, for rotating the each orientation of bottom support side face;Pearl wool side plate material feeding mechanism, include the side plate material feeding assembly moving to bottom support side face, wherein, the material feeding plate included in side plate material feeding assembly has the joint surface providing adhesion to pearl wool side plate, and, material feeding plate is equipped with multiple groups of directional components for the position calibration of different pearl wool side plate length;Heating mechanism, include the ironing plate moving to bottom support side face;The utility model includes the steering mechanism, pearl wool side plate material feeding mechanism and heating mechanism suitable for the preparation of new pearl wool bottom box in new technology, under new technology, single side plate orderly and bottom support side face carry out hot bonding, so that the pearl wool bottom box of new structure has more excellent flatness, solve the problem of stagger in prior art.

The invention discloses a method for improving size matching of an outer tent and an air column of an inflatable tent. The method comprises the following steps that S1, preset deformation parameters of the outer tent in the machining process and preset deformation parameters of the air column when the air column is pressurized to rated pressure are obtained; s2, on the basis of the preset deformation parameters of the outer tent, compensation calculation is conducted on the blanking size of the outer tent sample division piece; cutting and splicing outer tent sample dividing pieces according to the compensated blanking size to form an outer tent; s3, based on the preset deformation parameters of the air column, performing compensation calculation on the modeling size of the air column; and the air column is manufactured according to the compensated modeling size. The technical problems that in the prior art, shrinkage of an outer tent material in the machining process and expansion of an air column material in the pressurized state are not considered, the size of a formed outer tent is mismatched with the size of the air column, and then air column installation bending, product assembling difficulty, material waste and appearance quality defects are caused are solved.

The invention relates to a welding center and method for platform machining, and belongs to the technical field of welding equipment. The device comprises a rack, a gantry frame is slidably mounted on the upper surface of the rack, an air cylinder is slidably arranged at the bottom of a cross beam of the gantry frame, a mounting plate is fixed to the telescopic end of the air cylinder, and a welding head is mounted on the lower surface of the mounting plate; and fixing cylinders are further included, the two fixing cylinders are fixed to the left side and the right side of the lower surface of the mounting plate, and moving plates are slidably connected to the opposite faces of the two supporting vertical plates. According to the device, a single honeycomb platform is automatically clamped through a motor and a wedge block, a guide plate is matched for abutting, an elastic floating roller is matched for pressing, positioning is stable, a workpiece is not damaged, full-area cleaning and negative-pressure synchronous impurity removal are adopted before welding, welding defects are effectively avoided, initial pre-stretching is conducted in the welding process, and the welding efficiency is improved. And then the progressive secondary stretching is realized along with the linkage of the welding machine head, the stress is dynamically eliminated, the deformation is inhibited, and the flatness and the welding precision are greatly improved.

The utility model relates to the technical field of folding machine, disclose a kind of folding machine crease pressure compacting force adjustable device, including installation shell, the upper end of the inner wall of installation shell is provided with stretch mechanism, the stretch mechanism includes storage groove, the inner wall of the front end and rear end of storage groove is uniformly connected with the first electric telescopic link of fixed connection, the inner wall of the both sides of storage groove is slidably connected with multiple roller frame, the outer wall of roller frame front end is rotatably connected with the roller of force adjustment, the outer wall of the rear end of roller frame is fixedly connected with multiple guide rod. In the utility model, under the action of guiding slide block and guiding sliding groove sliding connection, first electric telescopic link can control the extrusion of force adjustment roller to material with the inspection of first pressure sensor under the control of preset pressure, so that the tension between material and pressure compacting roller is in preset state, so that material receives uniform, stable tension in folding process, avoid appearing local relaxation or problem of being too tight, so as to guarantee folding quality.

The invention relates to a display module and a display device, and the display module comprises a display panel which is located in a bending region and a non-bending region; the supporting structure is arranged on one side, in the thickness direction, of the display panel, the supporting structure comprises a first supporting layer and a second supporting layer, and the first supporting layer and the second supporting layer are adjacently arranged in the first direction; at least part of the first supporting layer is located in the bending area, and at least part of the second supporting layer is located in the non-bending area. According to the display module, at least part of the first supporting layer with high elastic modulus corresponds to the bending area, so that local reinforced support with high deformation resistance is provided for the bending area which is prone to collapse when the display module is in the unfolded state; and at least part of the second supporting layer with low elastic modulus corresponds to the non-bending area, so that a flexible buffer area easy to compress and deform is provided for the non-bending area needing to absorb material redundancy when the display module is in the bending state.

An adjustable thin-layer silicone cloth production device includes a coating device, a transfer device, and a flattening device. The coating device is divided into two or more coating and drying zones. A hot air box is installed on the top of the coating device, and a fiberglass cloth unwinding device is installed near the feed inlet. Each coating and drying zone is equipped with at least one double-sided coating device and at least one hot air conveying pipeline. The transfer device includes at least one transfer roller assembly installed inside a transfer box. The flattening device is divided into two or more flattening zones by horizontal partitions. A silicone cloth winding device is installed near the discharge outlet. Each flattening zone is equipped with a flattening mechanism, which can be a heated flattening mechanism, a room-temperature flattening mechanism, or a cooled flattening mechanism. This invention has a reasonable design, is easy to operate, and has the advantages of stable operation, high production efficiency, and good product quality.

This polyamide multifilament has a total fineness of 4-100 dtex, a single filament fineness of 1.1-5.0 dtex, a strength-elongation product of 4.5-10.0 cN / dtex, a flatness (b / a) expressed by a major axis b and a minor axis a in a single filament cross section of 6.1-15.0, and a flatness CV value of 2.0 or less. Provided is a polyamide multifilament having a flat cross-section and excellent practical durability of a knitted material or textile for clothing, and having a soft texture and an excellent aesthetic appearance.

The utility model discloses an improved leather inspecting machine for leather, and relates to the technical field of leather inspecting machine equipment. The improved leather inspecting machine comprises a base, side clamping strips are fixedly connected to the positions, close to the edges of the two sides, of the top of the base, the top of each side clamping strip is slidably sleeved with a side clamping frame, a pressing frame is fixedly connected between the tops of the two side clamping frames, an abutting frame is arranged at the top of the base, and a cushion block is fixedly connected to the top of the abutting frame. When the improved leather inspecting machine is used, a first air cylinder is controlled to be started, the first air cylinder is matched with a first supporting piece to increase the height of a pressing frame, then leather is flatly laid on the top of a supporting pad, the two ends of the leather can penetrate through a gap between a side clamping strip and the pressing frame, and then the height of the pressing frame is gradually reduced by reversely operating the first air cylinder; then, the side clamping frames can extrude the side clamping strips to gradually extrude and fix the two ends of the leather, and then the frame abutting height is increased by controlling and starting a second air cylinder to be matched with a second supporting piece.

The utility model discloses a sofa cover elastic band installation threading device, including threading device assembly, still including magnetic suction disc subassembly, threading device assembly includes and has threading head, the upper end of threading head is provided with the magnetic suction board, and one end of threading head is provided with the connecting sleeve, the utility model discloses through elastic band placing groove place elastic band, then utilizes the lower pressure splicing strip to be fixed with elastic band placing groove splicing after the lower pressure of elastic band, thereby realizes the fixed function of one end of elastic band, then whole threading device assembly is inserted into the elastic band cover of sofa cover, then hand holds the handle and will be close to threading head with magnetic suction piece, because the magnetic attraction between threading head and magnetic suction piece makes when dragging handle, the magnetic suction board is adsorbed and dragged by magnetic suction piece, thereby completes the dragging threading function of elastic band, greatly improves the efficiency of sofa cover elastic band threading.

The utility model relates to the technical field of fabric winding and packaging equipment, in particular to anti-wrinkle automatic package packaging equipment for georgette fabric. According to the technical scheme, the georgette fabric production line comprises a georgette fabric body and automatic processing equipment used for packing the georgette fabric body, a tension adjusting roller set used for tensioning and conveying the georgette fabric body is further arranged in the automatic processing equipment, and a steam heating assembly and a heating and drying assembly are further arranged on the automatic processing equipment. The steam heating assembly comprises a steam dispersing pipe used for steam heating of the georgette fabric body, and a steam baffle for preventing steam from diffusing is arranged on the upper periphery of the steam dispersing pipe. The georgette fabric shaping device has double guarantees of steam heating and secondary shaping, steam diffusion is avoided, it is ensured that georgette fabric is heated evenly, wrinkles are effectively eliminated, and the flatness of finished products is improved.

This application provides a fixture and method for clamping and machining thin-walled welded parts, relating to the field of fixture and tooling technology. The fixture includes a base mechanism, a central positioning mechanism, an angular positioning structure, an auxiliary support mechanism, and a clamping mechanism. The base mechanism uses a disc and multiple circumferentially arranged elongated plates to form a support surface; the central positioning mechanism mates with the positioning inner hole of the part to achieve central positioning; the angular positioning structure mates with the angular hole of the part to achieve angular positioning; the auxiliary support mechanism is set for each lug to be machined, using V-shaped supports and lateral limiting components to provide auxiliary support and limit the lugs to be machined; the clamping mechanism clamps the part to the clamping reference surface. This solution can improve the clamping stability, positioning accuracy, and local rigidity during machining of thin-walled welded parts, reduce vibration and lateral displacement of the lugs to be machined, and reduce the risk of cracking at the weld joint.

The utility model relates to a kind of shotcrete flatness control system, by the longitudinal interval multiple cross sections of tunnel are set up steel pipe arch, steel pipe arch is fixed in the surrounding rock inner wall of corresponding cross section, so that steel pipe arch is along the circumferential setting of corresponding cross section of tunnel, and ensure that the inside of steel pipe arch is equal with the chord height of tunnel to be constructed primary support inside surface, so that it can provide shotcrete reference standard using the inside of steel pipe arch, wet spray hand of guniting can easily observe arch top guniting flatness condition according to the inside of steel pipe arch, improve the control of wet spray machine operator to arch top position injection effect, so that the primary support flatness of III grade, IV grade surrounding rock not erecting steel frame section has been obviously improved, improve primary support flatness qualification rate and primary support apparent quality;And by the inside of steel pipe arch control primary support flatness, reduce primary support invasion line, and avoid the lining cavity, insufficient thickness caused by primary support flatness deficiency, provide favorable conditions for later drainage construction and lining construction.

The utility model discloses a bar surface smoothness polishing mould frame, which relates to the technical field of bar processing, and comprises a fixed base, the rear side of the upper end of the fixed base is fixedly connected with an inner side fixed frame, the upper ends of the two sides of the inner side fixed frame are fixedly connected with turnover frames, a turnover driving shaft is rotatably arranged between the turnover frames on the two sides, and the turnover driving shaft is fixedly connected with the inner side fixed frame. An indexing driver is fixedly installed on the outer side of the overturning frame on one side, an output shaft of the indexing driver penetrates through the overturning frames and then is fixedly connected with an overturning driving shaft, and bars are continuously fed into the bar clamping notches in the upper side through conveying equipment and then overturned. After being ground, the workpiece directly falls into the roll-out roller set on the lower side to be conveyed to corresponding conveying equipment to be conveyed out, continuous polishing machining can be carried out, the structure is simple, design is reasonable, operation is convenient and fast, the problem that lathe resources are occupied for a long time in a traditional polishing method can be effectively solved, normal use of other equipment is not affected, and the production efficiency is greatly improved.

The utility model relates to a hollow plate hot mark pressing device which is suitable for the field of hollow plate processing. The device comprises a support, two hot-pressing rollers rotating relatively are arranged on the support, a plurality of protruding annular hot-pressing teeth are evenly distributed on the hot-pressing rollers in the radial direction, a hot-pressing mark channel is formed, a motor drives a chain to conduct transmission, continuous machining of the hollow plate is achieved, and efficiency is improved. The hot-pressing roller is hollow to form a heat-conducting oil cavity, the hollow rotating shaft serves as an oil inlet and outlet channel, heat-conducting oil is circularly heated under the action of the conveying pump, the temperature is maintained at 180-220 DEG C, and it is ensured that the indentation quality is stable. A protective shell is arranged at the top of the device, and a feeding port and a discharging port are provided with height-adjustable L-shaped pressing plates, so that the device is suitable for plates with different thicknesses. According to the device, by optimizing the structural design, efficient and accurate hot-pressing mark machining is achieved, the machining quality of the hollow plate is remarkably improved, the service life of the hollow plate is remarkably prolonged, the production cost is reduced, and good market application prospects are achieved.

The utility model relates to a breathable film laminating equipment technical field especially relates to a dustproof waterproof breathable film laminating device for earphone. Including laminating mechanism, the upper surface of laminating mechanism is installed with two support plates, one side of one support plate is installed with power mechanism, the output of power mechanism is installed with double -sided adhesive tape section of thick bamboo, the output of laminating mechanism is installed with breathable film section of thick bamboo, the side away from power mechanism of support plate is equipped with adjusting mechanism, adjusting mechanism includes mounting panel, the side away from power mechanism of mounting panel and two support plates fixed connection. The dustproof waterproof breathable film laminating device for earphone has when the double -sided adhesive tape film is covered on the breathable film, can replace the diameter size of the roll axle through adjusting mechanism, thereby through the size of the replacement drum, to improve the compactness and flatness of the double -sided adhesive tape film on the breathable film through the drum, improve the stability advantage of subsequent installation breathable film.

The utility model relates to the technical field of foam tape processing, and particularly discloses a foam tape transverse cutting device which comprises a conveying belt, a supporting block, a transverse cutting support and a sliding seat, the supporting block is arranged on the conveying belt, and the upper surface of the supporting block is flush with the upper surface of the conveying belt; the transverse cutting support is arranged on the supporting block, the sliding base is slidably connected to the transverse cutting support above the supporting block in the width direction of the conveying belt, and a driving mechanism used for driving the sliding base to move is arranged on the transverse cutting support. The bottom of the sliding base is rotationally connected with a rotary cutter, and a rotating mechanism used for driving the rotary cutter to rotate is arranged on the sliding base. A pressing frame is slidably connected to the transverse cutting support in the vertical direction, and a lifting mechanism used for driving the pressing frame to move is arranged on the transverse cutting support. The device has the effects that the problems that in the downward pressing and cutting process of the cutting knife body, materials on the periphery of a material transverse cutting part are prone to being pulled, deformed and even damaged, the knife edge is prone to being pressed and curled after the cutting knife body is used for a long time, and the transverse cutting efficiency and effect are affected are solved.

The utility model relates to the technical field of fabric winding, specifically a fabric winding mechanism, including bottom plate, slide rail and fixed block, the fixed frame upper end places the winding roller, the fixed frame outer wall upper end one side screw has the slide rail, the slide rail inner wall one side screw has the guide rod, the guide rod outside slide installation has the sliding block, the sliding block outer wall upper end rotation has the compression roller installed, the sliding block outer wall upper end one side welds the fixed block, the fixed block inside rotation has the pivot, the pivot one side outer wall welds the support arm, the support arm outer wall one side screw has the beating pole, can make the dust, the thread end or residual fiber that fabric body surface adheres and falls off, reached the purpose to the fabric body cleaning, ensured the cleanness of fabric body, the guarantee of subsequent winding quality, and can release the stress inside fabric body, the wrinkle of unfolding fabric body, further guarantee the winding quality of fabric body.

The utility model relates to abrasive wheel equipment technical field especially is related to a water abrasive wheel with sawtooth structure, it includes metal matrix and tool bit. Tool bit sets up annular structure, and tool bit fixedly connected on metal matrix. The side surface of tool bit is provided with the grinding surface. The outer circumferential side of tool bit is provided with a plurality of sawteeth, a plurality of sawteeth are sequentially spaced along the circumferential direction of tool bit, and the thickness of a plurality of sawteeth is same with the thickness of tool bit. In the grinding process, the sawtooth first contacts the porcelain tile and polishes, and the gap between two adjacent sawteeth is equivalent to a cutting edge, and tool bit rotates a circle, which is equivalent to multiple feed grinding, greatly increases the grinding sharpness of product, thereby can improve the processing efficiency and grinding quality of porcelain tile.

The present application relates to the field of die cutting production process, and more particularly to a die cutting process and a die cutting product production line, comprising the following steps: forming a first semi-finished product, the first semi-finished product comprising a release film, a double-sided adhesive and a face paper which are sequentially compounded, wherein the release film is formed with mark point avoidance holes, the double-sided adhesive is formed with through holes, and the mark point avoidance holes are arranged within the range of the through holes; forming a second semi-finished product, the second semi-finished product comprising a PET film, a protective film and a low-adhesion film which are sequentially compounded; forming a third semi-finished product, the third semi-finished product comprising the double-sided adhesive and the second semi-finished product which are sequentially compounded, the double-sided adhesive is compounded with the PET film, and the through holes of the double-sided adhesive are formed with mark points; wherein forming the third semi-finished product comprises the following steps: sequentially compounding the second semi-finished product, the first semi-finished product and a mark point material layer, the mark point material layer is compounded with the release film; and cutting the mark point material layer within the mark point avoidance holes through a flat knife set cutting die, so as to form mark points with a specified appearance on the PET film.

The application relates to the technical field of building engineering, in particular to a prefabricated reinforced concrete formwork structure for a building frame beam body column, which comprises a formwork platform, a pouring mold, a material guide frame and a material guide bin, and further comprises a supporting plate, the supporting plate is arranged on the formwork platform, and the pouring mold is supported through the supporting plate when the pouring mold is impacted by concrete, the prefabricated reinforced concrete formwork structure for the building frame beam body column has the advantage that the supporting mechanism can follow the falling position of the concrete pouring to synchronously additionally support the position of the pouring mold impacted by the falling concrete, during the concrete pouring process, especially when large-volume concrete or high-fall pouring is carried out, a large impact force is generated, additional support can effectively disperse and absorb the impact force, the direct impact on the main structure is reduced, and thus the main structure is protected from damage, and the local reinforced supporting mode can more effectively disperse and resist the impact load.

The application provides a manufacturing method of a hydraulic support overall bending type side guard, and specifically comprises the following steps: providing a special steel plate for a side guard; performing primary cutting on the special steel plate for the side guard according to a drawing to obtain two side guard to-be-bent pieces which are spliced together, wherein different cutting parameters are adopted for cutting a bending section and cutting an outer shape contour; respectively performing bending on the side guard to-be-bent pieces along different bending lines to obtain a bent piece, wherein a bending down process of the bent piece is divided into three stages, and each stage corresponds to different bending parameters; cutting the bent piece into two parts; and respectively welding a guide rod seat and a rib plate on each part. The method can avoid cracking of the hydraulic support side guard and improve processing efficiency.

The utility model relates to the technical field of wooden door manufacturing, and discloses a high-frequency plate pressing machine for wooden door manufacturing, which comprises a feed chute, two sides of the feed chute are fixedly connected with clamping grooves, the top of each clamping groove is movably provided with a dust hood, and the inner wall of the feed chute is respectively in transmission connection with a first conveying belt and a second conveying belt. And a bracket is movably mounted at the top of the dust removal cover. The device has the following advantages and effects that the splash-proof plate can prevent swept wood dust from splashing and guide the wood dust, the swept wood dust falls down and continues to be guided by the guide strip, swept plates are conveyed by the second conveying belt and then pressed, and when the brush hair strips are abraded and the cleaning effect is affected, the brush hair strips are prevented from being abraded by the brush hair strips. The dust removal cover can be taken down from the top of the feeding groove, and the support can be separated from the dust removal cover, so that the cleaning frame can be replaced, the whole device can be conveniently disassembled and assembled, and the flatness of plates during pressing is improved.

The utility model discloses a highway broken stone replacement filling aggregate distribution device that can uniformly distribute material, and particularly relates to broken stone replacement filling aggregate distribution equipment field, including the blanking component, the blanking component downside rotatory connection has the unloading assembly, the unloading assembly one end is fixedly connected with motor through the support, the blanking component with the unloading assembly jointly fixed connection has the belt pulley group, the unloading assembly lower extreme both sides all are equipped with the wheel, the unloading assembly rear end downside fixed connection has the cloth component. The utility model discloses a highway broken stone replacement filling aggregate distribution device that can uniformly distribute material, through the blanking component of design, can drive broken stone into the unloading assembly through reciprocating vibration, avoids the block, reduces the number of cleaning downtime, improves the operation continuity and efficiency, the unloading assembly of design, can make broken stone even scatter on the ground, solves the problem of local accumulation and leak paving, improves cloth uniformity, guarantees replacement structure quality.

The invention discloses essential oil microcapsule powder with high oil loading capacity and a preparation method thereof, and belongs to the technical field of microcapsules, the preparation method comprises the following steps: preparing a gelatin aqueous solution, preparing an Arabic gum aqueous solution, preparing an Arabic gum-starch aqueous solution, preparing a chitosan-tannic acid aqueous solution, preparing an emulsion, and performing primary crosslinking. Performing secondary crosslinking; the essential oil microcapsule powder prepared by the invention not only has high oil loading capacity and low surface oil content, but also has excellent slow release performance, solubility, long-term controlled release performance and flowability, and is uniform in particle size distribution.

The utility model discloses a special template for assembling and welding a roof framework of a passenger car, which belongs to the field of frame welding and comprises a template body, a first flat gasket is mounted at the upper top end of the template body through a cylindrical head socket head cap screw, a compression component is arranged on one side of the template body, and a second flat gasket is mounted at the other side of the template body. The pressing assembly comprises an edge beam pressing device and a pressing device screw combination, the edge beam pressing device is installed at the upper top end of the first flat gasket, the pressing device screw combination is installed on the outer wall of the edge beam pressing device, and through cooperative use of all the devices, in the machining process, the edge beam pressing device is used for pressing the edge, so that the machining efficiency is improved. The profile tolerance between the camber beam and the edge beam is guaranteed so as to achieve the effect of improving the flatness, meanwhile, the flatness between the longitudinal beam and the camber beam is guaranteed through the inner base plate and the outer base plate, the accuracy of the coach roof during machining and welding is further improved, the welding quality is improved, and the consistency between formworks can be improved through the arrangement of the multiple fixing plates.

The application discloses a surface-defect-free high-purity oxygen-free copper wire manufacturing method based on continuous extrusion, relates to the field of non-ferrous metal precision machining technology, and directly adopts an up-drawing continuous casting billet to extrude a target specification wire rod in one step through continuous extrusion, so that a plurality of drawing processes and at least one intermediate annealing process in a traditional process are completely omitted, a process flow is compressed by more than 60%, a production cycle is significantly shortened, equipment investment, labor cost and energy consumption loss are reduced, wire rod production efficiency is greatly improved, large-scale production cost is greatly reduced, and the application has a strong industrialization advantage; the continuous extrusion process introduces large plastic deformation, can strongly break original as-cast coarse grains, and simultaneously compacts and eliminates internal defects such as pores and shrinkage porosity generated in the up-drawing continuous casting process, and improves wire rod density. Compared with a traditional processing method, the wire rod prepared by the application avoids problems such as annealing oxidation, uneven structure and performance fluctuation, and the elongation of a finished product is greater than or equal to 40%.

The present application relates to prefabricated template technical field, and disclose a kind of segmental beam prefabricated template equipment for ocean engineering construction, including main body and two side molds, the bottom of main body is fixedly connected with two support frames, the bottom of side mold is fixedly connected with rectangular plate.The baffle is further slid upward, can directly tighten the gap generated due to side mold offset, this dynamic sealing of gap, can reduce the impact on side mold due to concrete falling when pouring and the fluid pressure generated by concrete to two side molds, cause small amplitude offset between side mold and main body, resulting in the existence of gap and grout leakage between side mold and main body, improve the flatness between segmental beam when forming, the convenience of post-removing formwork and the forming efficiency of segmental beam.

This utility model belongs to the field of coal mine inspection technology, specifically an inspection robot lifting platform. It includes a chassis with a liftable lifting platform mounted on top. An electric rotating gimbal is mounted on the upper surface of the lifting platform, which drives the gimbal to move up and down. A robotic arm is mounted on the upper surface of the electric rotating gimbal. This inspection robot lifting platform, with its tracks on the chassis, increases the stability and obstacle-crossing performance of the inspection robot, thus adapting to various complex underground road environments, especially better handling uneven and potholed road sections. The liftable platform on top of the chassis, using a hydraulic pump station to drive hydraulic cylinders, allows for flexible adjustment of the inspection robot's height, adapting to different underground environments, enhancing passability, and providing different viewing angles.