240results about How to "Guaranteed surface quality" patented technology

The invention relates to a manufacturing method of a small-caliber nickel-copper alloy seamless heat exchange tube. The manufacturing method comprises the steps that S1, a UNS N04400 round steel material is subjected to peeling, PT inspection, shearing, centering, grinding, heating, perforating, water cooling and inspection; s2, a hot-punched blank is only cleaned, and inspection is conducted after point grinding is conducted after internal and external polishing; s3, the obtained pipe blank is subjected to first-pass intermediate product cold rolling, deoiling, straightening, pipe cutting, grinding, inspecting and cleaning; s4, second-pass intermediate product cold rolling, deoiling, heat treatment, straightening, pipe cutting, grinding, inspection and cleaning are conducted; S5, finished product cold rolling is conducted; s6, deoiling a finished product; s7, heat treatment of a finished product; s8, straightening a finished product; s9, performing ultrasonic vortex treatment, water pressure treatment and pipe cutting on a finished product; and S10, finished product surface inspection, size inspection, cleaning, mark spraying and finishing procedures are carried out. The method has the advantages of high one-time inspection qualification rate, yield and dimensional precision of products, good inner and outer surface quality, stable structure performance and high practicability.

The invention relates to the technical field of numerical control machine tools, in particular to a turning and milling combined type numerical control machine tool which comprises a material shifting frame, a pushing assembly, a traction assembly and a spraying assembly. The shifting frame is connected with the supporting sliding table; the pushing assembly is connected with the material stirring frame. The traction assembly is connected with the longitudinal beam plate; the spraying assembly is connected with the traction assembly; the spraying assembly sprays cutting fluid to the surface of a workpiece for reciprocating flushing through reverse movement of the upper face and the lower face of the conveying belt structure, and the pushing assembly is driven by the opposite-tooth transmission structure to drive the material shifting frame to reciprocate so that the cutting fluid and waste chips can be guided to the material collecting box; and the cutting fluid with the scraps filtered is guided back to the spraying assembly again to be repeatedly used. And therefore, the problem that the surface machining quality of a machined workpiece is affected by waste left on the surface of the workpiece in the turn-milling process is solved.

The invention discloses a manufacturing method of a UNS N06690 alloy seamless heat exchange tube, which belongs to the technical field of material processing, and comprises the following steps of: (1) performing peeling, PT inspection, shearing, centering, grinding, heating, perforating, water cooling and inspection on a round steel material; (2) carrying out acid pickling on the hot-punched blank, and then carrying out incoming material inspection and inner and outer surface grinding; (3) two-pass intermediate product cold rolling is carried out, and after cold rolling, intermediate product deoiling, intermediate product heat treatment, intermediate product straightening, intermediate product pipe cutting, acid pickling, intermediate product grinding and repairing and intermediate product inspection are carried out; (4) carrying out finished product cold rolling; (5) deoiling a finished product; (6) performing heat treatment on a finished product; (7) straightening a finished product; (8) carrying out finished product ultrasonic eddy current, water pressure and pipe cutting, sampling during pipe cutting, and carrying out physical and chemical tests; and (9) the obtained steel pipe is subjected to the procedures of finished product surface inspection, size inspection, cleaning, mark spraying and finishing and finally packaged and warehoused, and the product produced through the method is high in one-time inspection qualification rate and high in yield.

The invention provides a semiconductor processing device and a control method thereof, and relates to the technical field of semiconductors, the semiconductor processing device comprises a machine table, the machine table is provided with a process cavity used for plasma etching, the process cavity is communicated with a cache region and a material storage region, and a wafer passes through the cache region, the process cavity and the material storage region in sequence; the device further comprises a degassing module and a gas transmission module, and the degassing module is used for removing residual gas remaining on the surface of the wafer when the wafer is transferred from the processing cavity to the material storage area. And the gas transmission module is used for removing residual gas on the surface of the wafer and then transmitting protective gas to the surface of the wafer so as to protect the surface quality of the wafer. The degassing module is used for removing residual gas left on the surface of the wafer when the wafer is etched; after the residual gas is removed, protective gas is conveyed to the surface of the wafer, so that the wafer can be prevented from reacting with nitrogen, hydrogen, water and the like in the air to generate condensate, and the condition that the condensate corrodes the surface of the wafer to cause damage to the surface of the wafer is solved; the surface quality of the wafer is ensured, and the product yield of the wafer is improved.

The invention provides salt-spray-resistant steel, a preparation method and application of the salt-spray-resistant steel. The salt-spray-resistant steel sequentially comprises an alloy matrix, a permeable layer and an anti-corrosion coating from inside to outside. The alloy matrix comprises an Fe element; the permeable layer comprises Fe, N and O elements; the anticorrosive coating covers at least the surface of the permeable layer. The steel has the characteristics of high strength and salt spray resistance, the binding force of the coating and a matrix is good, the thickness of the anti-corrosion coating is greatly reduced under the condition that the anti-corrosion requirement of the CX grade is met, the machinable performance of a workpiece is effectively improved, and the adverse effects that the workpiece meshing force is poor, and the surface is not uniform due to the thick coating are avoided.

The invention provides an electronic circuit copper foil producing machine with large-diameter winding equipment isolated from a main machine, and relates to the technical field of copper foil producing machines. The electronic circuit copper foil production machine comprises a winding chamber, a guide roller, a pressing roller, an adjusting roller, a winding roller, a first rotating frame, a second rotating frame and an adjusting device, the adjusting device, the first rotating frame and the second rotating frame are all arranged in the winding chamber, the adjusting roller is connected with the first rotating frame, and the pressing roller is connected with the second rotating frame. The pressing roller is connected with the second rotating frame and abuts against the winding roller, and the copper foil sequentially passes through the guide roller and the adjusting roller and is wound on the winding roller. The copper foil winding device has the beneficial effects that it is ensured that the copper foil is always kept stable in tension degree in the winding process, and the flatness and winding quality of the copper foil are improved.

The invention discloses a production and preparation method of a high-temperature-resistant steel bar for an automobile axle, and the high-temperature-resistant steel bar comprises the following chemical components in percentage by mass: 0.39-0.42% of C, 0.22-0.30% of Si, 1.45-1.70% of Mn, less than or equal to 0.015% of P, less than or equal to 0.006% of S, less than or equal to 0.20% of Cr, less than or equal to 0.20% of Ni, less than or equal to 0.05% of Mo, less than or equal to 0.10% of Cu and the balance of iron and inevitable impurities. Comprising the steps of ecological electric furnace smelting, LF refining, RH refining, continuous casting, annealing process, heating process, rolling process and heat preservation process. The quality requirement of the steel bar for the automobile axle is met, and the indexes such as the mechanical property and the high steel purity can also meet the standard requirement.

The invention belongs to the technical field of extrusion dies, and particularly relates to a double-layer split type air-cooled radiator aluminum profile extrusion die and an extrusion technology.The double-layer split type air-cooled radiator aluminum profile extrusion die comprises an upper die body, a lower die body is fixedly connected to the lower portion of the upper die body, a die hole is formed in the lower die body, a discharging hole is formed in the die body, and a supporting block is fixedly installed on the lower die body; a sliding groove is fixedly formed in the supporting block, a driving assembly is arranged in the sliding groove, and strip-shaped frames are symmetrically arranged in the supporting block. According to the double-layer split type air-cooled radiator aluminum profile extrusion die and the extrusion process, through the double-layer integrated extrusion die technology and double-layer split type overall extrusion, a radiator with the thick wall can be discharged at a time, local point line positions are split through die structure stress concentration, and double-layer profiles are split; finally, the two-piece structure is subjected to friction welding to form the radiator section of an integrated structure, stable mass production of products through extrusion is achieved, and the cost is greatly reduced.

The invention belongs to the technical field of gear shaft machining, and provides a gear shaft grinding device and method.The device comprises a base, four sets of parallel and symmetrically-distributed supporting rods are rotationally installed on the base through side plates, and a plurality of sets of supporting rollers distributed at intervals are fixedly installed on the supporting rods; a lifting block located at one end of the supporting rod is arranged on the side plate, a first transverse plate is installed on the lifting block in a sliding mode, and a plurality of sets of first positioning rolling wheels are rotatably installed on the first transverse plate. Compared with the prior art, the device has the following beneficial effects that the gear shaft is supported from the lower portion of the gear shaft through the supporting roller, the position of the upper surface of the gear shaft is positioned through the lifting vertical plate and the second positioning roller, and therefore the axis position of the gear shaft is determined, and it is guaranteed that the axis of the gear shaft coincides with the rotating axis of the pressing plate; jumping of the gear shaft during polishing rotation is avoided, and the stability of the gear shaft during rotation is guaranteed.

The invention discloses a grinding-free high-chromium ultra-pure ferritic stainless steel cold-rolled sheet production method which comprises the following steps: raw material annealing and pickling: after a shot blasting procedure and a sulfuric acid pickling procedure of the raw material annealing and pickling, respectively using a heavy brush to brush iron scales on the surface of the raw material, controlling the rotating speed of the heavy brush to be 500-750rpm, controlling the power to be 50-70KW, and controlling the reduction ratio to be greater than or equal to 20%; during cold rolling, the roughness and deformation of a roller are controlled, specifically, in the first pass of cold rolling, the roughness of the roller is 0.8-1.0 mu m, and the deformation is controlled to be 22-25%; from the second pass of cold rolling to the pass before a finished product, the roughness of a roller is 0.2-0.4 mu m, and the deformation is controlled to be 13-20%; and in the finished product pass of cold rolling, the roughness of the roller is 0.1-0.2 mu m, and the deformation is controlled to be 10-20%. According to the method, the surface quality of the high-chromium ultra-pure ferrite stainless steel cold-rolled sheet is ensured, the coping procedure can be omitted, a hot coil is free of coping, the production efficiency and the yield are improved, the manufacturing cost is reduced, and the economical efficiency and competitiveness of products are effectively improved.

The invention belongs to the technical field of aluminum processing and production, and particularly discloses a quenching water mark control method for a roller hearth quenching furnace. The device is used for solving the problem that water marks of discharged plates of an existing roller hearth quenching furnace cannot be controlled within extremely high requirements. According to the method, trimming, pre-stretching and solid solution quenching treatment are sequentially carried out on the plate. During edge cutting treatment, the edge cutting amount is 15-50 mm; during the pre-stretching treatment, the stretching rate is 0.5-1.0%; and during solid solution quenching treatment, the height of an inlet water jet is controlled to be 300 mm or above, the angle of the inlet water jet is 35-50 degrees, the comprehensive flow of a nozzle of the inlet water jet is 5-10 L / s, the ratio of the upper water flow to the lower water flow in quenching is 0.65-0.85, and the plate transfer speed is 100-500 mm / s. The method is simple, easy to operate, high in stability and good in repeatability, the quenching uniformity and apparent quality of the plate can be improved, and then the economic benefits and social benefits of enterprises are improved.

The automobile hinge deburring device comprises a machine body and a workbench installed at the bottom of the machine body, a polishing mechanism is arranged at one end of the machine body, and the polishing mechanism comprises an electric push rod A, a cross beam, an electric push rod B, a driving block, an installation base, an electric push rod C, a double-shaft motor, a polishing wheel and fan blades. Fixing mechanisms are arranged on the two sides of the workbench, and a collecting mechanism is arranged below the workbench. An electric push rod A drives a cross beam to move front and back, and an electric push rod B drives a driving block to move left and right, so that a mounting seat drives an electric push rod C to move, the electric push rod C drives a double-shaft motor to move up and down, the double-shaft motor drives a plurality of fan blades to move while driving a polishing wheel to rotate for deburring, and metal scraps on the surface of an automobile hinge are blown away; metal scraps are prevented from returning to the surface of the hinge, and the surface quality of the automobile hinge is guaranteed.

The invention belongs to the technical field of aviation composite material forming machining, and discloses a large-curvature fairing type composite material workpiece forming device and method.The device comprises an upper core mold forming mold, a lower core mold forming mold, a lower core mold forming mold, a lower core mold forming mold and an upper core mold forming mold, and the molded surface of the upper core mold forming mold is designed and manufactured based on the outer molded surface of a product; the molded surface of the product forming die is designed and manufactured based on the inner molded surface of the product, and the upper core die and the product forming die are matched for use to form the product. The technical problems of surface wrinkling, fiber buckling, sinking and the like of the aerodynamic shape surface of the composite material part of the large-curvature fairing are solved. And the surface quality of the product is ensured, and the defects of wrinkles, fiber buckling, sinking and the like are reduced and eliminated.

The present invention relates to the technical field of cooling flap machines, and specifically discloses an anti-collision type artificial board cooling flap device; it comprises a feeding mechanism, a discharging mechanism and a cooling flap mechanism, the cooling flap mechanism comprises a supporting seat and a rotating body, a plurality of groups of supporting strips are evenly arranged circumferentially on the rotating body, a side surface of the supporting strip is provided with a strip groove, an outer end of the strip groove is provided with a strip opening, a strip cover plate is rotatably connected to the lower end of the strip opening, a first elastic member is connected between the strip cover plate and the strip opening, a protrusion is connected to the back side of the strip cover plate, a positioning slot is provided at the lower end of the protrusion, and an insert block assembly is connected in the strip groove through a second elastic member; the anti-collision type artificial board cooling flap device can effectively solve the problem that when the artificial board is turned to vertical with the flipping mechanism, the board will fall on another group of supporting rods under the action of its own gravity, causing collision, thereby ensuring the surface quality of the artificial board during flipping and cooling, and its structural design is novel and the use effect is excellent.

The invention discloses a steel bar for an ecological electric furnace petroleum pipeline and a production and preparation method of the steel bar, and belongs to the field of steelmaking. The steel for the petroleum pipeline is prepared from, by mass, 0.36%-0.41% of C, 1.00%-1.20% of Si, 0.35%-0.50% of Mn, smaller than or equal to 0.016% of P, smaller than or equal to 0.010% of S, 1.35%-1.50% of Cr, smaller than or equal to 0.20% of Ni, smaller than or equal to 0.05% of Mo, smaller than or equal to 0.15% of Cu and the balance iron and inevitable impurities. According to the method, the ecological electric furnace, LF, RH and continuous casting smelting processes are adopted for smelting, the steel bar for the petroleum pipeline is produced and manufactured, the indexes such as the mechanical property and the high steel purity of finished steel of the steel bar for the petroleum pipeline are guaranteed, and the surface quality level of the steel bar for the petroleum pipeline is also guaranteed.

The invention belongs to the technical field of plastic product processing, and particularly relates to a plastic product processing device which comprises a workbench, second frame bodies are fixedly connected to the middles of the front side and the rear side of the upper end face of the workbench, and two fourth sliding rods are slidably connected to the middles of the upper ends of the second frame bodies. The workbench is provided with a self-scraping type polymerization splash-proof mechanism which prevents chippings from splashing to other positions of the surface of the plastic rectangular pipeline in the cutting process of the plastic rectangular pipeline. By means of the self-scraping type polymerization splash-proof mechanism, the mode that the first blocking plate and the second blocking plate are attached to the surface of the rectangular plastic pipeline is adopted, enclosures are formed on the two sides of the to-be-cut position of the rectangular plastic pipeline, chippings generated in the cutting process can be intercepted by the first blocking plate and the second blocking plate, and in addition, the chippings are prevented from being scraped by the first blocking plate and the second blocking plate. And the first blocking plate and the second blocking plate have enough thickness, so that chippings cannot be splashed to the part, except the cutting position, of the rectangular plastic pipeline, and the surface quality of the rectangular plastic pipeline is guaranteed.

The invention provides a preparation method and device of a nickel-based corrosion-resistant alloy thin strip, and relates to the technical field of nickel-based corrosion-resistant alloys, and the preparation method comprises the following steps: S1, forging, hot rolling and cold rolling a cast nickel-based corrosion-resistant alloy original cast ingot to form a relatively thin strip I; s2, the first thin strip obtained in the step S1 is subjected to rolling machining through first rolling equipment, and a second thin strip is formed; s3, the second thin strip obtained in the step S2 is subjected to rolling machining through second rolling equipment, and a third thin strip is formed; wherein in the rolling process, the rolling speed of the second rolling device is controlled to be smaller than that of the first rolling device. According to the method, hot cracks and burns generated on the surface of the nickel-based corrosion-resistant alloy thin strip can be reduced, and the surface quality of the finished nickel-based corrosion-resistant alloy thin strip is guaranteed.

According to the bearing shell boring and milling machining clamping mechanism and the using method thereof, the bearing shell boring and milling machining clamping mechanism comprises a tool bottom plate assembly, a self-centering tool assembly, an electric clamping jaw assembly and a limiting pressing plate assembly, and the self-centering tool assembly is installed at the center position of the tool bottom plate assembly in a liftable mode; at least three sets of electric clamping jaw assemblies are arranged and fixed to the tool bottom plate assembly in the mode that the electric clamping jaw assemblies are circumferentially and evenly distributed with the self-centering tool assembly as the circle center, and the limiting pressing plate assembly is installed on the tool bottom plate assembly in a sliding mode. Through cooperation of the self-centering tool assembly, the electric clamping jaw assembly and the limiting pressing plate assembly, the self-centering tool can adapt to most bearing shell workpieces at present, a large amount of tool cost is saved, the self-centering tool assembly, the electric clamping jaw assembly and the limiting pressing plate assembly only need to be assembled on the tool bottom plate assembly, and the tool bottom plate assembly is installed on a machine tool; and the application range is widened.

The invention discloses a steel bar for an automobile engine connecting rod and a preparation method of the steel bar. The steel bar for the automobile engine connecting rod comprises, by mass, 0.48%-0.53% of C, 0.20%-0.35% of Si, 0.55%-0.75% of Mn, smaller than or equal to 0.015% of P, smaller than or equal to 0.012% of S, 0.85%-1.05% of Cr, smaller than or equal to 0.25% of Ni, smaller than or equal to 0.05% of Mo, 0.11%-0.19% of V, smaller than or equal to 0.15% of Cu and the balance iron and inevitable impurities. The steel bar for the connecting rod of the automobile engine, which is produced by adopting the ecological electric furnace, LF, RH, continuous casting and rolling processes, meets the high-end use requirements, not only ensures the indexes such as mechanical properties and high steel purity of a finished steel product of the steel bar for the connecting rod of the automobile engine, but also ensures the surface quality level of the steel bar for the connecting rod of the automobile engine.

The utility model relates to the technical field of wafer processing, and discloses a wafer processing workbench, which comprises a rack and a driving mechanism, a support plate is arranged in the middle of the rack, drain holes and a placing table for placing wafers are arranged on the support plate, and the driving mechanism is used for driving the placing table to rotate. And the upper part of the rack is provided with a flushing pipe corresponding to the placing table. According to the wafer processing workbench provided by the utility model, the drain hole and the placing table for placing the wafer are arranged on the supporting plate, the driving mechanism is arranged to drive the placing table to rotate, and the flushing pipe is arranged at the upper part of the rack corresponding to the placing table, so that after the wafer is polished, the wafer is firstly placed on the placing table, and then the placing table is driven to rotate; and meanwhile, the flushing pipe flushes and cleans the wafer on the placing table, so that the timely flushing of the wafer is realized, the surface quality problem caused by untimely flushing is avoided, and the surface quality of the wafer is effectively ensured.

The invention relates to the field of material surface treatment and machining, in particular to a method and device for directly preparing a copper alloy coating on the surface of a titanium alloy sealing rod. The process comprises the steps that firstly, cleaning and metal powder drying treatment are conducted on a sealing rod base material, and the base material is clamped on a rotary bearing mechanism in an adjusting box body; sealing the adjusting box body and filling inert gas to replace air until the oxygen content reaches the standard; the laser cladding mechanism is controlled to conduct scanning preheating on the surface of the base material in a non-powder-feeding state; then a powder feeding function is started, spiral high-speed laser cladding is carried out in cooperation with rotation of the base material and axial feeding of the cladding assembly, and closed-loop adjustment of the protective gas flow is carried out in the cladding process; and after cladding is completed, the base material is transferred into the heating furnace body in the box body to be subjected to post-treatment slow cooling, laser scanning preheating and in-furnace slow cooling are combined, atmosphere closed-loop control in a closed environment is matched, and the effect of restraining cracking and oxidation of a titanium alloy cladding layer is achieved.

The invention discloses a 3DP printing method based on a metal-ceramic composite powder material, and relates to the technical field of additive manufacturing. After metal-ceramic composite powder is subjected to binder jet printing, curing, powder removing and degreasing treatment, a high-temperature-resistant perforated ceramic gasket-infiltration process is adopted, and the metal-ceramic composite powder material is prepared. Copper phase erosion caused by direct contact between the bottom of the printing-degreasing piece and the infiltration material is avoided, the surface quality of the sample is effectively guaranteed, and the infiltration alloy and the printing piece can be separated after infiltration is completed. By controlling the usage amount of the infiltration material, poor liquid phase overflow of the infiltration material in a high-temperature environment can be effectively controlled, and a printed-infiltration piece has a good appearance while high density of a sample is guaranteed.

The utility model relates to the technical field of plastic plate processing equipment discloses a multicolor extrusion device for striped effect plastic plate, and the device comprises a shell, a shell body and a cooling and pressing assembly arranged in the shell, further comprises a water removal assembly, the water removal assembly comprises a fixed plate, a sponge, a chute and a sliding block, the chute is fixed on the shell, the sliding block is fixed on the fixed plate, the sponge is installed on the fixed plate and abuts against the surface of the cooling roller, and the sliding block and the chute constitute a sliding detachable connection, the water removal assembly can effectively absorb the condensed water on the surface of the cooling roller, the surface quality of the plastic plate is ensured, the structure makes the whole assembly be quickly disassembled, the maintenance efficiency of cleaning or replacing the sponge is greatly improved, the continuous production stability of the equipment is enhanced, and the utility model has remarkable practical value.

The invention relates to the technical field of scum cleaning, in particular to a QPQ salt bath scum cleaning device and method. The device comprises an extraction pipe, an extraction pipe head, a locking cover, an extraction rod and an extraction rod head matched with the inner diameter of the extraction pipe head, the drawing pipe is in a thin cylinder shape and is opened at two ends; the drawing pipe head is in a conical barrel shape, openings are formed in the two ends of the drawing pipe head, and the large end of the drawing pipe head is connected with the first end of the drawing pipe. A through hole is formed in the center of the locking cover, and the locking cover is connected with the second end of the drawing pipe; the drawing rod is in a long rod shape, the diameter of the drawing rod is smaller than the inner diameter of the drawing pipe, the diameter of the drawing rod is in clearance fit with the inner diameter of the through hole, and the first end of the drawing rod penetrates through the through hole and is arranged in the drawing pipe in the axial direction of the drawing pipe; the drawing rod head is arranged in the drawing pipe, and the drawing pipe head is connected with the first end of the drawing pipe. According to the device, fine particle scum precipitated in salt bath liquid is effectively sucked into the suction pipe, and the cleaning efficiency is remarkably improved.

The invention relates to the technical field of hydraulic servo punching machines, in particular to a high-speed punching machine machining and conveying device based on a hydraulic servo system and a working method thereof, the high-speed punching machine machining and conveying device comprises a feeding chamber and a punching machine body, and the feeding chamber and the punching machine body are arranged adjacently; a material storage cavity is formed in the material supply chamber, a plurality of to-be-fed plate bodies are vertically arranged in the material storage cavity, a material inlet is formed in the upper side of the material supply chamber, and the material storage cavity is formed in the material inlet; a movable feeding disc is arranged in the feeding chamber, an opening is formed in one end of the material storage cavity, a material taking mechanism is arranged at the opening end, the material taking mechanism comprises a plurality of electric suction cups, and the electric suction cups are used for adsorbing and taking out single plate bodies from the material storage cavity and placing the single plate bodies on the feeding disc; a discharging opening is formed in the end, close to the punching machine body, of the feeding chamber, and a pair of conveying rollers are arranged on the inner side of the discharging opening.

The invention relates to a stainless steel stop valve element for an air conditioner and a manufacturing method thereof, a stop valve comprises a valve body and a valve element, the valve element is made of stainless steel and is in threaded connection with the valve body, and sealing is achieved through a sealing ring; a matching hole, a tool withdrawal groove and a cylindrical hole are formed in the valve element, the tool withdrawal groove is used for removing and storing burrs when the matching hole is machined, the external control piece is connected with the matching hole in a matched mode, control over vertical movement of the valve element in the valve body is achieved by rotating the external control piece, and the stop valve is closed when the valve element moves to the bottom conical surface and is pressed against the inner wall of a water inlet of the valve body. By utilizing the technical scheme provided by the invention, the problem of burr accumulation during processing of the stainless steel workpiece is solved; through the arrangement of the tool withdrawal groove in the middle of the matching hole, burrs generated when the inner hole is punched are directly stripped and removed and enter the tool withdrawal groove to be stored, so that the surface quality of the matching hole is guaranteed, machining steps are reduced, and the production efficiency and the assembly precision are improved.

The utility model belongs to the technical field of automation equipment, and particularly relates to a small magnetic shoe surface texture processing device. The magnetic shoe mounting seat comprises a magnetic shoe mounting seat body, the magnetic shoe mounting seat body comprises a magnetic shoe bottom fixing part and a side connecting body part, and the top wall surface of the magnetic shoe bottom fixing part is arc-shaped. In the machining process, the magnetic shoe is placed at the magnetic shoe bottom fixing part, the top wall face of the magnetic shoe bottom fixing part is arc-shaped, matched with the bottom of the magnetic shoe and high in fitting degree, the front end and the rear end of the magnetic shoe are abutted and fixed through the end fixing piece, the magnetic shoe is prevented from shaking, then the two sides of the magnetic shoe are clamped and fixed through the side clamping piece, and the magnetic shoe bottom fixing part is fixed to the magnetic shoe bottom fixing part. According to the magnetic tile surface polishing device, multi-directional fixing is formed, stability is high, after fixing is completed, the magnetic tile surface polishing assembly is used for polishing the surfaces of the magnetic tiles, protruding particles on the surfaces of the magnetic tiles are removed, polishing is comprehensive, the surfaces of the magnetic tiles are kept smooth, lines are clear, meanwhile, the magnetic tile surface polishing assembly can avoid too deep polishing in the polishing process, and the surface quality of the magnetic tiles is guaranteed.

The invention discloses a low-copper high-impurity regenerated brass cast ingot horizontal continuous casting process, the traction mode and the traction parameters are as follows: the traction mode comprises reverse thrust, small stop, traction and large stop, and the traction parameters are as follows: the dummy ingot stroke in one period is 6-10mm, and the dummy ingot frequency is 10-30 times per minute. According to the method, the surface quality of the cast ingot can be ensured, the traction speed of the cast ingot is greatly increased, the casting time is shortened, the energy consumption is reduced, the production efficiency is improved, high-quality and high-efficiency horizontal continuous casting production of the low-copper and high-impurity regenerated brass cast ingot with specific components is realized, and the production cost is effectively reduced. The regenerated brass particularly applicable to the invention comprises the following components in percentage by mass: 50-57% of copper, impurity elements: less than or equal to 3.8% of lead, less than or equal to 0.9% of iron, less than or equal to 0.75% of tin, less than or equal to 0.1% of aluminum, less than or equal to 600ppm of manganese, less than or equal to 500ppm of silicon, less than or equal to 300ppm of cadmium, less than or equal to 0.6% of other impurity elements and the balance of zinc.

This utility model relates to the field of metal processing equipment technology, specifically disclosing a clamping device for blanking mold steel, including a base plate, a column, a lifting structure, a lifting plate, a translation structure, a bearing plate, and a clamping structure. A column is fixedly connected to the upper surface of the base plate, and a groove is formed on the side surface of the column. A lifting structure is installed inside the groove on the side surface of the column. A lifting plate is installed on one side of the column, and two grooves are formed on the upper surface of the lifting plate. A translation structure is installed inside the two grooves on the upper surface of the lifting plate. A bearing plate is installed above the translation structure, and an installation groove is formed on the upper surface of the bearing plate. A clamping structure is installed inside the installation groove on the upper surface of the bearing plate. By incorporating the column, lifting structure, lifting plate, and translation structure, the lifting structure drives the lifting plate to precisely adjust its height, and the translation structure enables the bearing plate to achieve horizontal displacement, ensuring that the mold steel is in a precise processing position, effectively improving blanking accuracy and reducing scrap rate.

The present invention provides a gradual change rail-type drawing form for overflow surface concrete lining and a construction method thereof, wherein the rail-type drawing form comprises a template system, the template system comprises a first template and a second template, the first template and the second template are connected by a slideway, a guide rail is arranged on the gate pier, the ends of the first template and the second template are matched with the guide rail by a sliding shoe, and the template system is lifted by a lifting system. The rail-type drawing form and the construction method can realize the construction of the rail-type drawing form for the construction of overflow surface concrete of unequal width, and realize continuous construction.