65 results about "Planishing" patented technology

The invention discloses an ultrasonic detection auxiliary device and an ultrasonic detection method.The ultrasonic detection auxiliary device is used for achieving indirect coupling of a probe (sensor) and a detected pipeline during ultrasonic detection of a special-shaped welded joint under the condition that weld reinforcement is not ground down, and the ultrasonic detection auxiliary device comprises a box body, a water pipe assembly and a fixing assembly. The box body is variable, so that the bottom of the box body is attached to the outer surface of the detected pipeline and is not influenced by the weld reinforcement; the water pipe assembly is arranged in the box body and used for achieving water filling, water discharging and air discharging in the box body. The fixing assembly and the detected pipeline are magnetically attracted to achieve attachment of the box body and the outer surface of the detected pipeline. According to the ultrasonic detection auxiliary device and the ultrasonic detection method provided by the invention, ultrasonic detection of a special-shaped welding joint at a B-level technical level can be realized under the condition that the weld reinforcement is not ground down, so that a large amount of manpower, materials, electric power and working hours required by grinding down the weld reinforcement are saved; and the influence of dust, noise and the like generated by polishing on the environment and human health is avoided.

The invention provides a vehicle-mounted steel bar flexible machining device and method. The device comprises a flat truck; the raw material bin module is used for placing steel bars of different specifications; the movable saw cutting unit is used for cutting the reinforcing steel bars into preset lengths; the excess stock bin is used for collecting reinforcing steel bar waste; the lifting transfer truss is used for transferring the reinforcing steel bars in the picking truss to the movable saw cutting unit or transferring reinforcing steel bar waste cut by the movable saw cutting unit to the excess stock bin; the rib stripping and thread rolling module is used for grinding the end surfaces of the reinforcing steel bars; the bending module is used for bending the reinforcing steel bars; the power control system is used for generating a steel bar production material list and controlling the raw material bin module, the movable saw cutting unit, the lifting transfer truss, the rib stripping and thread rolling module and the bending module to complete steel bar machining according to the steel bar production material list. Nomadic production can be achieved, the steel bar transportation time is shortened, steel bar orders are received on the construction site, sporadic material orders are generated, the suit cutting scheme is optimized, the loss rate is reduced, and the steel bar production scheduling time is shortened.

The application discloses a kind of linear cutting continuous processing methods of seat body large aperture parallel group hole, belong to mechanical manufacturing technical field.This method is first with seat body A face as reference, planing, planing seat body shape and concave surface to drawing size;Again, workpiece is once clamped and aligned, and linear cutting molybdenum wire is used along preset trajectory to continuously cut, and all large aperture through hole is simultaneously processed, and 45° chamfer bevel is reserved at cutting place;Finally, intermittent welding is used to cutting seam, and workpiece temperature is strictly controlled not to exceed 80 DEG C to prevent thermal deformation, and after welding, weld is ground flat to make surface flush with concave surface.The application is characterized by linear cutting without mechanical cutting force, solves the problem that tool is easily appeared in traditional boring machine processing, through hole taper is big, parallelism is poor, effectively guarantees the size and shape accuracy of through hole.Workpiece is only single clamping, and it is free from dependence on high-skilled operators, processing efficiency and product consistency are significantly improved, and it is suitable for batch processing of large-size seat body parallel deep hole of 45 steel.

The invention discloses a method for repairing defects on a polished surface of a femoral condyle test mold. The method comprises the following steps: detecting the polished surface of the femoral condyle test mold and marking the defects; the femoral condyle test mold is fixed to a special clamp, a rotary grinding machine is adopted to be matched with a micro pneumatic rotating head, fixed-point drilling is conducted on a defect area, and micro pits are formed after digging-out; welding wires are fused through pulse laser spot welding equipment, the micro pits are filled in a layered mode, and filling bosses are formed; a high-speed electric grinding machine provided with a red nylon polishing wheel is used for conducting layered grinding on the filling boss; and a wool wheel is sequentially matched with metal polishing paste to polish the repaired area, the smoothness is gradually improved till the area is consistent with the original polished surface in glossiness and roughness, finally, the surface of the test mold is cleaned, and the residual polishing agent and impurities are removed. According to the method, the process of defect marking mechanical excavation, laser filling welding, layering, grinding and progressive polishing is adopted, localization treatment is conducted on the defects, the overall size change is avoided, and therefore accurate repairing of the defects is achieved.

The utility model discloses an automatic steel bar end cutting and grinding device which comprises a bottom plate and a first supporting block arranged in the bottom plate, and a cutting blade is installed in the first supporting block. And the first driving motor is installed on the left side of the first supporting block, a first electric telescopic rod is fixedly connected to the lower end of the first supporting block, and a first conveyor is arranged on the upper side of the bottom plate. According to the automatic steel bar end cutting and grinding device, grinding parts can be conveniently detached and taken out after use, so that the grinding effect of the device on steel bars is not easily affected by the abraded grinding parts, the grinding quality of the device is improved, the maintenance and repair efficiency of the device is improved, meanwhile, the steel bars are conveniently blocked and limited in the use process, and the service life of the device is prolonged. And the reinforcing steel bars are not prone to position deviation in the cutting or grinding process in the device, the reinforcing steel bar machining effect of the device is improved, and the better using effect is achieved.

The utility model discloses a grinding device for steel casting production, and relates to the technical field of steel casting production. Comprising two symmetrically-distributed clamping side frames, the outer side of one clamping side frame is fixedly connected with a clamping motor, a driven clamping pipe is slidably connected between the inner walls of the other clamping side frame, and the side, facing the clamping motor, of the driven clamping pipe is fixedly connected with an angle adjusting motor. The steel casting to be polished is fixed through the arrangement of the two clamping discs, meanwhile, the position of the clamped steel casting is adjusted through the arrangement of the angle adjusting motor, and therefore the steel casting to be polished is adjusted in the vertical direction; the horizontal direction of the to-be-polished steel casting is adjusted, so that the surface of the whole steel casting is polished while the steel casting does not need to be shifted manually by a worker, and the polishing device is prevented from hurting the worker.

This invention relates to the field of composite material coating technology, specifically to a high-temperature sprayed iron-based composite material coating and its preparation method, comprising the following steps: S1. Grinding the surface protrusions of the substrate, cleaning and degreasing it, ultrasonically cleaning it with anhydrous ethanol and drying it, and then sandblasting it with white corundum to obtain a pretreated substrate; S2. Preheating the pretreated substrate, and spraying modified spraying powder onto the surface of the substrate to obtain a sprayed substrate; S3. Cutting the sprayed substrate into discs, remelting the discs using a remelting device, and cooling them to room temperature to obtain a high-temperature sprayed iron-based composite material coating. This invention effectively improves the coating's bonding strength, pitting resistance, and wear resistance through the synergistic effect of modified metal powder and modified spraying powder. Together with dry premixing, wet dispersion, and spray granulation processes, they solve the problems of uneven distribution of the reinforcing phase and poor powder flowability in traditional mechanical mixing methods.

The utility model discloses a pipe orifice grinding device for welded pipe machining, and belongs to the field of welded pipe grinding, the grinding device comprises a protective cover, a rotating shaft axially moving on the protective cover, a grinding disc arranged in the protective cover and connected with the rotating shaft, and a driving part used for driving the rotating shaft to rotate; an adjusting mechanism is arranged on the protective cover and comprises a fixing ring fixedly arranged on the driving piece in a sleeving mode, a threaded sleeve fixedly connected to the fixing ring and a driving lead screw inserted into the threaded sleeve and rotationally connected with the protective cover. By arranging the adjusting mechanism, the axial feeding amount of the grinding disc can be accurately controlled, the phenomenon that the grinding disc is damaged due to the fact that the feeding amount is too large is avoided, and the grinding efficiency and the product quality are improved. During adjustment, the threaded sleeve, the driving piece on the fixing ring, the rotating shaft and the grinding disc can be driven to axially move at the pipe opening of the welded pipe only by rotating the driving lead screw, so that the feeding amount of the grinding disc is accurately controlled, and the operation is simple.

The utility model relates to the technical field of workpiece grinding, in particular to a semitrailer workpiece surface grinding device which comprises a base table and further comprises a grinding assembly, a transverse moving assembly which is arranged on the base table and used for driving the grinding assembly to transversely move is arranged at one end of the grinding assembly, and a lifting assembly is arranged on the transverse moving assembly and used for driving the grinding assembly to vertically move. The grinding assembly comprises a shell with a hole formed in the bottom, two sets of partition plates are arranged in the shell to divide the shell into roll shaft cavities on the two sides and a grinding cavity in the middle, a grinding piece and a longitudinal moving assembly for driving the grinding piece to move longitudinally are arranged in the grinding cavity, and pressing rollers are rotationally arranged in the roll shaft cavities. Through the synergistic effect of the polishing cavity and the negative pressure dust collection system, dust diffusion is effectively restrained, and the working environment is greatly improved; and by combining multi-axis linkage control of transverse movement, longitudinal movement and a lifting assembly, positioning of a grinding track is achieved, and the surface flatness and machining consistency of the workpiece are improved.

The utility model belongs to the technical field of decoration grinding device, especially relates to a wall surface grinding device for decoration, including base, adjusting mechanism and grinding mechanism, adjusting mechanism sets up on the base, adjusting mechanism includes first mobile module, second mobile module and lifting module, first mobile module sets up in the base, second mobile module moves and sets up on the first mobile module, lifting module moves and sets up on the second mobile module, lifting module moves and is equipped with lifting platform on lifting module, grinding mechanism sets up on the lifting platform, is used for the polishing of wall surface, through first mobile module, second mobile module and lifting module three mutual cooperation, have realized the accurate position adjustment of grinding mechanism in X, Y, Z three axial directions, have guaranteed no matter wall surface position height, grinding mechanism can accurately, stably abut, avoided the problem that the wall surface stress is uneven when the hand operation is difficult to reach high place, thereby greatly improved the polishing uniformity of wall surface and overall effect.

The utility model discloses a trimming device for plastic product production, which belongs to the technical field of plastic product processing, and comprises a first movable frame and a second movable frame, one end of the first movable frame is positioned on the inner side of one end of the second movable frame, and the end parts of the first movable frame and the second movable frame are provided with through holes. Through holes are formed in the first movable frame and the second movable frame, movable rods are movably arranged in inner cavities of the through holes, and supporting plates are fixed to the sides, away from the movable rods, of the inner cavities of the first movable frame and the second movable frame. And then the position of the grinding roller on the rotating shaft is adjusted, different corners can be conveniently attached, then the driving motor is used for driving the rotating shaft to drive the grinding roller, protrusions at the corners of the plastic products are ground to be flat, and the plastic product grinding device is suitable for the plastic products of different shapes, small and exquisite and convenient to operate.

The utility model belongs to the technical field of polishing devices, and particularly relates to a concrete ground smoothing device which comprises a supporting guide rail frame, a movable frame and a polishing vehicle frame. The supporting guide rail frame comprises adjusting tapered irons and a pair of guide rails, the pair of guide rails are fixedly connected through a connecting rod, the adjusting tapered irons are connected with the guide rails, and each guide rail is connected with at least two adjusting tapered irons; the moving frame is provided with first walking wheels matched with the pair of guide rails, and the moving frame horizontally and transversely moves along the pair of guide rails. Second walking wheels matched with the movable frame are arranged on the grinding vehicle frame, and a grinding machine is fixed to the grinding vehicle frame. The grinding device is provided with the supporting guide rail frame and the movable frame, and the levelness of the supporting guide rail frame is adjusted through the adjusting inclined iron. In other words, in the grinding process, the grinding machine moves with the supporting guide rail frame and the movable frame as the benchmark instead of the ground, and therefore the defect that the levelness is poor after final grinding due to the uneven ground can be overcome.

This invention discloses a grinding device for mold production with automatic workpiece changing, relating to the field of grinding technology. It includes a grinding component, a removal component, a recovery component, a machine base, a material changing component, and an outer casing. The material changing component, machine base, and ground are securely connected. The material changing component is located on one side of the machine base. The outer casing is securely connected to the machine base. The grinding component, removal component, and recovery component are located inside the outer casing. The grinding component, recovery component, and removal component are all securely connected to the machine base. This invention utilizes an airflow gap to cause the airflow inside the vents to move towards the airflow gap, thus expelling debris clogging the vents. Furthermore, the invention employs an arc-shaped guide surface to intermittently impact the surface of the grinding wheel layer with the airflow in the airflow gap. Combined with the outward flow of airflow within the vents, the ground abrasive undergoes greater airflow agitation, accelerating the abrasive shedding process.

The invention relates to the field of metal processing, in particular to a part smoothing device for metal processing, which is characterized in that a worktable is arranged in the middle of the top of a base, a support part is rotatably connected to the middle in the worktable, an upper mounting cover sleeves the support part, a lower mounting cover is arranged at the bottom of the upper mounting cover through bolts, and the lower mounting cover is slidably connected with the support part; an electric sliding rail is fixedly connected to the middle of the interior of the workbench, the top of the electric sliding rail is rotationally connected with the lower mounting cover, the bottom of the electric sliding rail is fixedly connected with a lifting part, the lifting part is slidably connected with the workbench, and symmetrically-arranged rotating shells are rotationally connected between the upper mounting cover and the lower mounting cover. According to the device, cutting and grinding processes are integrated, parts do not need to be transferred, clamped and positioned again, the labor intensity is remarkably reduced, the machining period is shortened, and automatic unfolding and shrinking of the grinding stone are achieved through cooperation of lifting and threads.

The application provides a metal plate grinding and polishing device, and belongs to the technical field of metal plate grinding. The device comprises a rack, an adjusting frame vertically sliding on the upper end of the rack, two belt conveyors for conveying the plate fixedly installed on the upper end of the rack, the belt conveyors being located between the rack and the adjusting frame, a plurality of grinding rollers rotatably connected in the rack and the adjusting frame, the grinding rollers in the rack vertically corresponding to the grinding rollers in the adjusting frame, air pipes arranged in the rack and the adjusting frame, the air pipes being distributed at intervals with the corresponding grinding rollers in the transverse direction, and conveying rollers rotatably connected to the outer sides of the air pipes. The device can simultaneously complete the grinding of the upper and lower surfaces of the plate, clean the dust on the surface and the assembling hole, and clean the rubber sleeves of the belt conveyor, the grinding roller and the conveying roller.

The utility model relates to the technical field of mining machinery processing equipment, in particular to a novel banana screen processing positioning tool which comprises a frame body. A plurality of groups of supporting and positioning assemblies are arranged at the upper end of the frame main body; the supporting and positioning assembly comprises a lower reference pipe and a side reference pipe which are welded to the frame body, and base plates welded to the upper end face of the lower reference pipe and the side face of the side reference pipe respectively, and the end faces of the base plates are flat faces and are formed by grinding the surfaces after welding. A positioning step used for supporting and positioning a banana screen body is formed between the base plate on the side reference pipe and the base plate on the lower reference pipe. The scheme has the advantages of improving the processing and positioning precision of the banana screen, enhancing the structural rigidity and adapting to the positioning requirements of screen bodies with different radians.

The utility model discloses a plastic product burr grinding device which comprises a workbench and a grinding brush, the grinding brush is arranged on the workbench through a support, a driving motor for driving the grinding brush to rotate is arranged at one end of the support, the grinding brush comprises a hollow cylinder and a plurality of bristle sets arranged on the outer wall of the hollow cylinder in the length direction of the hollow cylinder, and the bristle sets are arranged on the outer wall of the hollow cylinder. A hollow ring is arranged at the end, away from the driving motor, of the hollow cylinder, a connecting plate is arranged on the hollow ring in a sliding mode, a scraping ring is arranged at the end, away from the hollow ring, of the connecting plate, and the bristle set is sleeved with the scraping ring; a sliding rod in sliding fit with the guide groove is arranged on one side of the connecting plate, after a traditional polishing brush is used, part of burr waste residues are also likely to be mixed into the polishing brush, the follow-up polishing effect is affected, and the polishing brush can be conveniently cleaned.

This utility model discloses a welding fixture for manufacturing the wellhead of a nuclear waste storage well. It includes a base plate with mounting screws at its top. The connecting structure includes a first cylinder, a second cylinder, and a third cylinder, each with a first flange mounted on its outer side. A second fixing screw passes through the top of the second flange. This utility model uses a second flange mounted at the bottom of the first flange, with the first and second flanges engaging to sequentially assemble the cylinder and flange parts onto the fixture. Utilizing the positioning and limiting features on the fixture, and the stop on the flange's inner diameter, the spacing and parallelism of the flanges, the roundness of the cylinder, the coaxiality between cylinders, and the perpendicularity to surface A can be ensured. After assembly, the fixture is removed, and each weld is performed. The welds are then ground to meet non-destructive testing requirements, and the inner surface welds are ground smooth. This achieves the goal of facilitating stable assembly of the welding fixture for manufacturing the nuclear waste storage well head.

The utility model relates to the technical field of welded pipe fixing, and discloses a rapid fixing device for stainless steel welded pipe orifice smoothing, which comprises a workbench, supporting legs are fixed at four corners of the bottom of the workbench, a supporting frame is fixed at the top of the workbench, a first motor is fixed at the top of the supporting frame, and a grinding wheel is mounted at the output end of the first motor through a bolt; two pairs of supporting plates are further fixed to the top face of the workbench, and rolling wheels are rotationally connected to the two pairs of supporting plates. By adopting the V-shaped clamping plates, the screw rods, the guide blocks and other components, rapid fixing and stable moving of the welded pipe are achieved, the operation process is simplified, the working efficiency is improved, the problem that the welded pipe is rubbed by the inner wall of the fixing frame in the moving process is solved, and the quality and performance of the welded pipe are guaranteed. And meanwhile, through the arrangement of the height adjusting assembly, the device can adapt to welding pipes with different diameters, and the universality and practicability of the device are improved.

The application discloses a connecting assembly, a connecting device and a mounting method of the connecting device, and relates to the technical field of connecting devices. The connecting assembly comprises a corrugated plate and a folded edge plate, the folded edge plate is provided with a bending part, the bending part protrudes towards the corrugated plate, at least a partial area of the corrugated plate is coincident with the projection of the bending part in the horizontal direction, the coincident area of the corrugated plate has a first surface facing the bending part in the horizontal direction, the shape of the first surface is matched with the shape of the bending part, and the first surface is connected with the bending part. The first surface of the corrugated plate facing the bending part in the horizontal direction is matched with the shape of the bending part through grinding treatment, and finally the first surface is tightly connected with the bending part and is connected with each other, so that the defects that the connecting mode of the corrugated plate and the folded edge plate is unstable, the welding amount is huge, the accumulated welding stress is large, and the corrugated plate is easily deformed are solved.

The utility model discloses a surface leveling device for metal product processing, and relates to the technical field of metal processing, the surface leveling device comprises a machine table, rectangular through holes are symmetrically formed in the top of the machine table in a penetrating manner, an electric sliding rail is arranged at the top of the machine table, a positioning mold is arranged on the electric sliding rail, a polishing mechanism is arranged on the machine table, and the polishing mechanism is arranged on the machine table. The polishing mechanism comprises a lifting assembly arranged on the machine table; the air suction assembly is arranged at the top of the lifting assembly; and the rotating assembly is arranged in the lifting assembly, and the rotating assembly comprises a connecting pipe. According to the surface flattening device for metal product machining, after an air suction pipe is connected with an external dust collector, the air suction pipe is rotationally connected with a connecting pipe through a rotary connector, the air suction pipe sucks air, negative pressure is formed in the connecting pipe, branch air pipes and a dust suction hood, and metal powder generated in the grinding process can be sucked by the dust suction hood and passes through the branch air pipes and the connecting pipe; and finally, the metal powder is discharged through the air suction pipe, so that the metal powder is effectively prevented from drifting everywhere.

This invention relates to the field of ship dredging equipment technology and discloses a welding process for steel pile marking lines, comprising: S1: machining grooves on a plate; S2: welding an isolation layer weld on the bottom and sides of the groove; S3: welding a cover layer weld on the isolation layer weld; S4: grinding the weld to form a marking line; S5: rolling, assembling, and welding the plate with the marking line facing outwards to form a steel pile, wherein the marking line is ring-shaped and encircles the outer perimeter of the steel pile. This invention, by machining grooves and welding marking lines before rolling and welding the plate to form the steel pile, reduces the labor intensity of the marking line welding operation, increases welding efficiency, reduces the number of weld joints, and ensures stable and reliable welding quality. Furthermore, the isolation layer weld reduces the migration of carbon elements from the steel pile plate to the cover layer weld of the steel pile marking line, lowers the carbon content of the cover layer weld, and improves the corrosion resistance of the cover layer weld.

The utility model relates to a wall surface smoothing device based on building construction, which comprises a movable plate trailer, the top of the movable plate trailer is provided with a height adjusting structure, and the top of the height adjusting structure is provided with a wall surface and wall top conversion smoothing structure. A negative pressure dust collection structure located on the right side of the height adjusting structure is arranged on the top of the movable plate trailer, and the wall face and wall top conversion smoothing structure comprises a lifting column arranged above the movable plate trailer. According to the wall surface grinding device based on building construction, a rotating frame, a grinding motor and a grinding block can be controlled to rotate through stretching out and drawing back of a first electric push rod, and when the rotating frame and a supporting rod are in a 7 shape, the grinding block is parallel to a wall body, and wall surface grinding can be conducted; when the rotating frame and the supporting rod are in a 1 shape, the polishing block is parallel to the wall top, the wall top can be polished, flexible conversion polishing operation of the wall face and the wall top is achieved through the design, and therefore the operation difficulty is lowered, and the working efficiency is improved.

The utility model belongs to the technical field of surface grinding machines, and particularly discloses a surface grinding machine convenient to collect scraps, which comprises a bottom box and a table body, the bottom box is welded below the table body, filter discs are respectively fixed below two sides of the bottom box, air pumps are respectively mounted on two sides of the outside of the bottom box, a slot is arranged on the periphery of the top end of the table body, and the top end of the table body is inserted into the slot. Inserting plates are fixedly inserted into the inserting grooves, and an outer frame is welded to the upper portions of the inserting plates. According to the surface grinding machine facilitating scrap collection, a grinding wheel is movably connected to the lower portion of the shell, a first motor is controlled by a controller to rotate a rotating wheel, a sliding plate is forced to horizontally move left and right along a sliding way, and then the shell is vertically lifted through a first air cylinder, so that a second motor rotates the grinding wheel to grind the surface of a plate; the plate feeding and discharging device is matched with the sucking pumps on the two sides, scraps are sucked from the notch through the connecting pipe to enter the bottom box separated by the filter disc, and the problem that the scraps are inconvenient to clean is solved.

The present application relates to the technical field of rock-socketed piles, and discloses a large-diameter rock-socketed pile rotary excavating full-section cutter drill hole bottom rock surface trimming construction method, which comprises the following steps: measuring and placing a pile position, and burying a protection cylinder in the pile position; using a drilling machine to drive a rotary excavating drill cylinder to core drilling, so as to form a drill hole; forming a rock surface to be trimmed at the bottom of the drill hole; providing a trimming drill cylinder; replacing the rotary excavating drill cylinder with the trimming drill cylinder, driving the trimming drill cylinder to trim and flatten the rock surface to be trimmed, so as to form a trimmed rock surface; replacing the trimming drill cylinder with a slag salvaging drill bit, and after slag salvaging treatment is performed by using the slag salvaging drill bit, the depth of the trimmed rock surface is measured multiple times, so as to obtain maximum depth data and minimum depth data; and repeating the trimming rock surface operation, so that when the difference between the maximum depth data and the minimum depth data is less than 50 mm, a flat rock surface is formed. By replacing the rotary excavating drill cylinder with the trimming drill cylinder, the drilling machine does not need to be replaced, the concave-convex or stepped hole bottom on the hole bottom rock surface is trimmed and flattened in full section by using a roller bit and an inserted-tooth cutter, and a flat rock surface is formed.

The utility model relates to non - excavation drill rod technical field discloses a non - excavation drill rod with modularization smooth convex, including drill rod, the surface fixedly connected with the fixed plate of drill rod, the inner wall of fixed plate has opened dovetail groove, the inner wall sliding connection has dovetail block of dovetail groove, one end of dovetail block is fixedly connected with the mounting panel, the one end fixedly connected with smooth convex of mounting panel away from dovetail block, one end of fixed plate is provided with fixed component, the inner wall of mounting panel has opened the positioning hole, fixed component includes extension plate, the top fixedly connected with guide frame of extension plate. The utility model discloses by pulling the pull ring, drives the positioning rod to slide in the inside guide frame, and the positioning rod will drive fixed ring to extrude reset spring when moving, positioning rod is separated from the positioning hole simultaneously, and the fixing of mounting panel is cancelled, at this moment, mounting panel is lifted to the up, and it can be disassembled, and it is convenient for subsequent replacement, and simple and convenient fast and efficient operation.

The application discloses a kind of gasification furnace gold weld joint anticorrosion construction process, comprising the following steps: surface treatment, using polishing device along gasification furnace movement, and respectively to the original paint layer inside and outside weld joint polishing, rust, grinding, decontamination, dust removal;Paint preparation, primer and topcoat are mixed, diluent, curing agent is added, and is stirred uniformly;Primer is applied, after surface pretreatment acceptance, interval time is not more than 4 hours, and the surface after processing is not allowed to expose in air for a long time;Coat, primer is dry, then brush middle, topcoat, and the last paint can be brushed only after the surface of the previous paint is dry, to ensure excellent interlayer adhesion, interval time is not more than 48 hours;Hand over acceptance of work. By surface treatment, paint preparation, primer coating, coating, hand over acceptance of work of weld joint of gasification furnace, a complete set of construction process, weld joint can be carried out anticorrosion treatment, so that weld joint reaches anticorrosion requirement.

The utility model discloses a heating tray solid blind rivet crator milling tool which is characterized in that a tool base is provided with a horizontal guide rail and a trapezoidal screw rod along the length direction, one end of the trapezoidal screw rod is connected with the output end of a horizontal driving motor speed reducer, the trapezoidal screw rod is meshed with a screw sleeve, and the screw sleeve is fixed at the center of the bottom of a horizontal moving bracket; the two sides of the bottom of the horizontal moving support are supported on the horizontal guide rails through horizontal sliding blocks. A lifting guide rail extending in the vertical direction is installed on one side of the horizontal moving support, the two sides of the back face of the lifting sliding plate are supported on the lifting guide rail through lifting sliding blocks, and a rack extending in the vertical direction is fixed to the middle of the back face of the lifting sliding plate. The input end of the lifting speed reducer is driven by a lifting motor, a gear is mounted on an output shaft of the lifting speed reducer, and the gear is meshed with the rack; a milling power head assembly is fixed to the front face of the lifting sliding plate, and a plane milling cutter is arranged at the lower end of the milling power head assembly. The tool can reduce the labor intensity of workers and improve the grinding efficiency and quality of the blind rivets.

The utility model relates to the related technical field of grinding machines, and one embodiment of the utility model provides a high-precision grinding automatic grinding machine which comprises a main frame and a truss, the truss is fixed to the top of the main frame, a feeding assembly is arranged on the main frame and the truss, a rear frame is arranged on the main frame, and a surface treatment assembly is arranged on the rear frame. The feeding assembly comprises a feeding frame and a discharging frame, the feeding frame and the discharging frame are fixed to the surfaces of the two sides of the main frame respectively, positioning grooves are formed in the surfaces of the main frame and the auxiliary frame, a pair of sliding rails is arranged on the main frame, a moving table is slidably connected to the sliding rails, a mounting groove is formed in the surface of the moving table, and a suction cup frame is arranged on the truss. By means of the technical scheme, the technical problems that in the prior art, a traditional grinding process highly depends on manual operation, an operator needs to hold a tool by hand to control the grinding force and direction through experience, the production efficiency is low, and quality fluctuation is remarkable are solved.

The utility model relates to the technical field of aluminum die casting trimming, in particular to aluminum die casting machining trimming equipment which comprises a cutting device fixedly installed on a workbench, a grinding assembly installed on the workbench and a notch formed in the workbench, a threaded rod rotationally penetrates through the notch, and the threaded rod is connected with the cutting device. A lifting block is in threaded connection with the threaded rod, an extrusion plate is rotatably mounted on the lower end face of the lifting block, a falling groove is formed in the workbench, a storage assembly is mounted on the lower end face of the workbench, a rotating rod is rotatably mounted on the falling groove, and a placement disc is fixedly mounted at the upper end of the rotating rod. And a rotating motor is fixedly mounted on the workbench. According to the round aluminum part edge cutting device, automatic edge cutting of a round aluminum part can be completed, workers do not need to rotate manually for edge changing, the danger is reduced, meanwhile, efficiency is improved, and an object subjected to edge cutting can be rapidly rubbed so as to facilitate the next round of machining.