349 results about "Foundry" patented technology

The invention discloses a reconfigurable casting process module hierarchical control method, which comprises the following steps of: firstly, acquiring a multi-source sensor data stream generated in a casting task execution process, the data comprising key process parameters such as temperature, pressure, flow velocity and the like; based on this data stream, an initial condition feature set for characterizing the dynamic condition is determined. And then, carrying out segmented working condition optimization processing on the feature set by utilizing a hierarchical decoupling regulation model, and obtaining an optimized working condition feature set through system coupling dissociation and random disturbance stripping. And finally, performing feature reconstruction processing on the optimization feature set, and generating an optimization control instruction accurately matched with the current casting process to adjust the pouring speed, the cooling rate or the pressure parameter in real time, thereby realizing closed-loop optimization control of the casting process. According to the method, the control precision and the process stability under complex working conditions are effectively improved.

The application relates to the technical field of foundry molding, in particular to an aluminum alloy casting sand core molding machine; the machine comprises a base and a stand column fixedly connected to the rear position of the upper surface of the base; the upper end of the stand column is rotationally connected to a top base provided with an upper hydraulic cylinder; the lower end of the upper hydraulic cylinder is fixedly connected to a pressing plate; the front position of the upper surface of the base is fixedly connected to a support through a lower hydraulic cylinder; a plurality of electric push rods are embedded in the upper surface of the support; the upper surface of the support is provided with a mold plate provided with a mold sample and a rod groove; the mold plate drives a sand frame to move up and down in a hopper through control, so that a pressing strip can repeatedly beat the coated sand on the upper end of the sand frame, and the hopper assists the coated sand on the upper end of the sand frame to be supplemented, the coated sand in the sand frame is more compact and uniform in filling and pressing, the quality of the formed sand mold is improved, and compared with manual filling and pressing, the machine is more efficient and convenient.

The invention discloses a reinforcement learning-based casting cleaning process parameter adaptive control method, which comprises the following steps of: constructing a reinforcement learning model for updating casting cleaning process parameters; the method comprises the steps that in the process that a casting cleaning system cleans a casting according to a set control period, key process signals in each control period are sequentially collected, and observation vectors are generated; inputting the obtained observation vector into a reinforcement learning model, and processing the observation vector by the reinforcement learning model to obtain a process parameter adjusting quantity, and the casting cleaning process parameters of the current control period are updated according to the process parameter adjusting quantity to obtain updated casting cleaning process parameters, and the updated casting cleaning process parameters are adopted to control a casting cleaning system of the next control period. According to the casting cleaning process parameter self-adaptive control method based on reinforcement learning, continuous and self-adaptive adjustment of the process parameters can be achieved, and the problem that fixed parameter control is insufficient in adaptability under complex working conditions is solved.

The invention provides a grinding mechanism for casting grinding equipment. The grinding mechanism comprises a base. A rotary carrying table is arranged on one side of the base, and a longitudinal position adjusting mechanism is installed at the bottom of the stand column and installed above the base. The number of the side plates is two, and the two side plates are installed on the front face and the back face of the stand column through the two vertical position adjusting mechanisms correspondingly. A rotary positioning mechanism is mounted in the middle of the side plate; the first movable cross beam and the second movable cross beam are each sleeved with a guide sleeve, and the first movable cross beam and the second movable cross beam are each connected with a transverse position adjusting mechanism. The two guide sleeves are respectively connected with the rotary position adjusting mechanisms on the two side plates; one end of the first movable cross beam and one end of the second movable cross beam are each provided with a rotating mechanism; the polishing assembly is connected with a rotating mechanism on the first movable cross beam; and the laser scanner is connected with the rotating mechanism on the second movable cross beam. Before the inner cavity of the casting is polished, the laser scanner comprehensively scans the inner cavity of the casting, and a polishing movement track is automatically generated.

The invention discloses low-gas-evolution and high-heat-resistance precoated sand and a preparation method thereof, and relates to the technical field of casting materials.The preparation method comprises the following steps that cast steel reclaimed sand is dried, so that the water content of the cast steel reclaimed sand is reduced to 0.1% or below; taking 1000 parts by weight of treated cast steel reclaimed sand, adding 5-10 parts by weight of a silane coupling agent, and uniformly mixing; the mixed materials are heated to 75-80 DEG C and then transferred into a sand mixer, 30-40 parts by weight of organic polysilazane resin is added, and sand mixing is conducted; adding 6-8 parts by weight of carbon nanotube powder, and mixing for 30 seconds; sequentially adding 5-7 parts by weight of vinyl silicone oil and 1.8-2.4 parts by weight of calcium stearate, and uniformly mixing to obtain a precoated sand product. According to the present invention, the novel bonding system is adopted to prepare the sand mold through the low temperature film coating process, and the prepared sand mold can generate ceramic transformation during the casting stage so as to provide characteristics of extremely low gas forming amount, extremely high heat resistance, low thermal expansion rate and excellent casting quality, and the production process has characteristics of energy saving and consumption reducing.

The utility model relates to the technical field of end cone and discloses high -strength automobile exhaust system end cone foundry grinding tool, including base, the top fixed connection of base has lower mould base, the top of lower mould base is opened to have the forging groove, the one end of lower mould base is opened to have the slot, the inside fixed connection of slot has the baffle, the one end of baffle is opened to have the adjusting groove, the top of slot inner chamber is opened to have the through -inserted groove. This high -strength automobile exhaust system end cone foundry grinding tool, the staff moves adjusting rod to the inside of slot, makes adjusting rod drive arc -shaped pusher to move, makes arc -shaped pusher extrude arc -shaped stress block, arc -shaped stress block will drive connecting rod and stripping plate to move at this moment, make stripping plate remove from the inside of forging groove, and then complete the stripping of end cone, through the stripping plate that sets up, be convenient for to the stripping of end cone, solved the stripping difficult problem of end cone in the prior art, improved the production efficiency of end cone.

The invention relates to a method for purifying molten iron in a furnace based on a decomposable foaming sand core, and belongs to the technical field of foundry metallurgy. According to the method, an alkaline phenolic resin sand core internally provided with sodium bicarbonate is adopted, and the alkaline phenolic resin sand core extends into the position, 100-200 mm away from the bottom, in the furnace through a special clamp in the molten iron standing stage. Sodium bicarbonate in the sand core is slowly decomposed at high temperature to release a large number of microbubbles, and non-metallic inclusions in molten iron are effectively captured and brought out in the floating process. Deep and uniform purification of the molten iron is achieved through a slow-release foaming mechanism, the purity of the molten iron and the casting quality are remarkably improved, and the method has the advantages of being easy and convenient to operate, low in cost and free of additional equipment and is particularly suitable for the production process of cast iron smelting in an intermediate frequency furnace.

The utility model relates to the technical field of sand boxes, in particular to a large casting assembly line sand box hoisting structure which comprises a plurality of hoisting rods arranged on the peripheral wall of a sand box body and limiting baffles arranged at the ends, away from the sand box body, of the hoisting rods. A limiting baffle is arranged on the movable ring, a limiting column used for limiting the hoisting rope is arranged on the side, close to the limiting baffle, of the movable ring, the length of the limiting column is smaller than that of the hoisting rod, and a positioning hole allowing the limiting column to penetrate is formed in the limiting baffle in a penetrating mode. And the movable ring is provided with the limiting column which can be movably connected with the limiting baffle in an inserted mode, when the lifting rod is sleeved with the lifting rope, the lifting rope can be shielded and limited by inserting the limiting column into the positioning hole in the limiting baffle, the lifting rope is prevented from being separated from the lifting rod, and safety is improved.

The utility model belongs to the technical field of foundry equipment, and disclose a die -lock mechanism of die casting mould, including fixed mould, the top fixed connection of fixed mould has the connecting frame, the top fixed connection of connecting frame has the no. The utility model through setting up servo motor, long rod, long block, moving plate and insert block, operating personnel start servo motor, will make the rotation shaft and long rod rotate, so that two moving rods make two moving plates drive two insert blocks move towards each other, further make two insert blocks can pass through two movable blocks and insert to the inside of fixed mould, so that two movable blocks and dynamic mould whole will be locked, further avoided dynamic mould in the subsequent die -casting operation and the slight shaking of influence product's final quality.

The application discloses a lifting type transportation equipment for casting sand boxes, and relates to the technical field of sand box transportation.The lifting type transportation equipment comprises a base, a platform arranged above the base, an adjusting mechanism arranged above the platform, a square groove, a conveying belt support, a sliding rod and two servo motors, the square groove is arranged on the upper surface of the platform, four electric push rods are fixedly connected to the inner wall of the square groove, the conveying belt support is fixedly connected to the telescopic end of each electric push rod, and the output rotating shaft of each servo motor is fixedly connected with a rotating rod.The lifting type transportation equipment can be mutually matched with the adjusting mechanism and the platform, the sealing cover and the four mounting frames can comprehensively protect the sand box when the sand box is transported, the problem of sand leakage caused by external factors when the sand box is transported is effectively solved, and the stability of the device during transportation is improved.

The utility model relates to the field of foundry equipment, concretely relates to a castings quenching device, including rotating basket subassembly, quenching liquid cooling subassembly, lifting assembly, support and temperature sensor. Rotating basket subassembly be equipped with the porous basket of a plurality of wing plates and the porous basket can be suspended and rotate, and the quenching liquid cooling subassembly is equipped with the barrel body with serpentine heat exchange pipe and the serpentine heat exchange pipe is communicated with cooling water source, and the barrel body is equipped with the liquid discharge pipe and is communicated with the liquid storage tank, and the top is equipped with the annular pipe of the liquid outlet short pipe with the liquid supply of liquid storage tank, and the barrel body is placed above lifting assembly and is driven by lifting assembly and can reciprocatingly ascend and descend, and the temperature sensor is connected on the cooling barrel subassembly, and the liquid temperature of quenching liquid in the barrel body can be dynamically detected. The castings quenching device can make the liquid temperature of quenching liquid homogenization and rapid cooling and can effectively control the liquid temperature, and can improve the quenching quality of castings.

The invention relates to the technical field of casting islands, in particular to molding sand surface processing equipment based on an electric automatic intelligent casting island, and solves the problems that when a casting island is used for sand mold casting, when a binding agent or a release agent is sprayed and attached to a sand mold, redundant binding agent or release agent can flow along the edge of the sand mold, and the casting island is damaged. Therefore, the problem that the strength of a sand mold or the demolding of a workpiece is affected due to non-uniform distribution of a binder or a demolding agent is solved. The molding sand surface machining treatment equipment based on the electric automatic intelligent casting island comprises a fixing base, a smooth transfer table is embedded in the surface of the fixing base, the surface of the smooth transfer table is smooth and free of burrs, roller type conveying tables are fixed to the two ends of the fixing base, and the roller type conveying tables are used for conveying sand molds and spraying the bottoms of the sand molds. The side baffles and the moving direction baffles are used for shielding the side faces of the sand mold, a curing agent or a release agent is prevented from flowing along the edge of the sand mold during spraying, and it is guaranteed that the thickness of the curing agent and the release agent on the edge of the sand mold is uniform.

The utility model relates to foundry sand core technical field, concretely is a kind of foundry sand core raw material mixing mechanism, including mixing bucket, the side four corners of mixing bucket are fixedly connected with flow guide side cover, the front of mixing bucket is provided with adjusting assembly, the upper and lower ends of mixing bucket are provided with stirring assembly, adjusting assembly includes lifting side cover, the front of mixing bucket is fixedly connected with lifting side cover, lifting side cover is movably connected with lifting push tray in its inside.The utility model can make the equipment to carry out foundry sand core raw material more efficient up and down flow mixing operation by the mixing bucket, flow guide side cover, lifting side cover, lifting push tray, adjusting motor, reciprocating screw rod, sealing sleeve disc, limit slide block, positioning plate, limit side cover, support seat and flow guide net groove, in actual use process, staff first fills in the inside of mixing bucket with the foundry sand core raw material that needs to be mixed, then adjusting motor in lifting side cover top can be started.

Stacked devices and methods of fabrication are provided. Die-to-wafer (D2W) direct-bonding techniques join layers of dies of various physical sizes, form factors, and foundry nodes to a semiconductor wafer, to interposers, or to boards and panels, allowing mixing and matching of variegated dies in the fabrication of 3D stacked devices during wafer level packaging (WLP). Molding material fills in lateral spaces between dies to enable fan-out versions of 3D die stacks with fine pitch leads and capability of vertical through-vias throughout. Molding material is planarized to create direct-bonding surfaces between multiple layers of the variegated dies for high interconnect density and reduction of vertical height. Interposers with variegated dies on one or both sides can be created and bonded to wafers. Logic dies and image sensors from different fabrication nodes and different wafer sizes can be stacked during WLP, or logic dies and high bandwidth memory (HBM) of different geometries can be stacked during WLP.

The invention relates to a casting positioning device, an automatic casting grinding workstation and a feeding grinding method.The casting positioning device comprises a supporting frame, a positioning seat, a pressing disc and a control piece, the positioning seat is arranged on the supporting frame, and a plurality of protrusions used for embedding castings are arranged on the positioning seat; the pressing disc is arranged on the supporting frame in a sliding mode and located above the positioning base, and the control piece is arranged on the supporting frame and used for driving the pressing disc to slide towards the positioning base. The casting positioning device has the beneficial effects that the casting is rapidly pressed on the positioning seat, and the casting is limited through cooperation of the multiple protrusions, so that the casting positioning convenience and accuracy are effectively improved.

The embodiment of the invention discloses a casting cleaning production line intelligent scheduling control method based on multi-agent reinforcement learning, and the method comprises the steps: enabling each processing station and a carrying execution unit to make a decision according to an environment state through introducing a multi-agent reinforcement learning frame based on an established state space for casting cleaning production line scheduling, and achieving the intelligent scheduling control of a casting cleaning production line. Through global value function optimization, beat coordination and resource dynamic allocation between stations are realized, workpiece waiting time and equipment idle time are reduced, fixed beat or manual intervention is eliminated, and the overall utilization rate of a production line is improved. Based on the setting of the reward function, the system can automatically optimize the task allocation logic according to the actual operation state, manual adjustment of beat parameters is not needed, the debugging and maintenance workload of the system is remarkably reduced, and manual dependence and debugging cost are reduced.

The application provides a foundry sand grinding device and a grinding method, and belongs to the technical field of foundry sand shaping equipment. The foundry sand grinding device comprises a device cylinder, a grinding cylinder, a main grinding assembly and an auxiliary grinding assembly. The grinding cylinder is coaxially arranged with the device cylinder, and the grinding cylinder surrounds a grinding cavity. A plurality of inclined grinding grooves are uniformly distributed on the inner side wall of the grinding cylinder. The main grinding assembly comprises a main rotating shaft and a main fan blade. The lower end of the main rotating shaft penetrates through the bottom of the cylinder and is connected with a main motor located outside the bottom of the cylinder. The upper end of the main rotating shaft is connected with the main fan blade, and the main fan blade is attached to the grinding surface in the device cylinder. The auxiliary grinding assembly comprises an auxiliary rotating shaft and an auxiliary fan blade. The upper end of the auxiliary rotating shaft longitudinally penetrates through the cylinder body and is connected with an auxiliary motor located outside the cylinder body. The lower end of the auxiliary rotating shaft is connected with the auxiliary fan blade. The foundry sand grinding device provided by the application forms a multiple grinding mechanism, specifically grinds off the sharp corners of the sand particles and trims the particle shape, effectively reduces the angular factor of the sand particles, and greatly improves the sand particle grinding efficiency.

The present invention relates to a set of foundry cores (1) comprising at least one refractory metal core (4), at least one ceramic core (2) and at least one fastening element (6) placed on the ceramic core (2) and / or on the refractory metal core (4), wherein the cores (2, 4) and the at least one fastening element (6) are rigidly connected to each other, wherein the set of cores (1) has a protective coating (10) covering at least part of the refractory metal core (4) and the at least one fastening element (6), and wherein the protective coating (10) comprises at least a first protective layer.

Coke products configured to be combusted in a cupola furnace are disclosed herein. The coke products can include foundry coke products having a hydraulic diameter of at least 3.5″, egg coke products having a hydraulic diameter of 1.5-3.5″, and breeze coke products having a hydraulic diameter of 0.5-1.5″. Individual foundry coke products can comprise an oblong shape including a length of at least 4″, a width of at least 1.5″, and a length:width ratio of at least 2.0. In some embodiments, the length of individual coke products can be between 6-12″ and the width can be at least 2.5″. Additionally, the foundry coke products can have a Coke Reactivity Index (CRI) of at least 40%. The coke products can be made from a blend of coal and breeze coke products in horizontal ovens, such as horizontal heat recovery or horizontal non-recovery ovens.

The present application relates to the field of foundry, especially to a kind of organic resin foundry waste sand recycling equipment, including mounting frame, cylinder, limiting frame and drive unit etc.;Mounting frame is connected with drive unit. Drive unit is connected with cylinder. Drive unit is connected with limiting frame, and drive unit is used to drive cylinder to lift and rotate, and also used to drive limiting frame to move. Cylinder is installed with annular knife. Mounting frame is fixedly connected with sieve plate. Sieve plate is fixedly connected with fixing ring for positioning sand box. Mounting frame is fixedly connected with collecting hopper, and collecting hopper is located below sieve plate. Cylinder is connected with cleaning unit for cleaning casting wheel. The equipment breaks waste sand by rotating and applying downward pressure, makes it loose and falls down, after waste sand passes through sieve plate, it falls into lower collecting container through collecting hopper, at the same time, when brush plate one contacts with the upper surface of casting wheel, it can brush the upper surface and the upper surface of rib to clean and remove attached waste sand.

This invention relates to the technical field of foundry sand grinding devices. This application discloses a foundry sand grinding device with adjustable fineness, including an upper grinding disc and a lower grinding disc. The lower grinding disc is disposed below the upper grinding disc. A control component is disposed on the top surface of the upper grinding disc for controlling the rotation and vertical movement of the upper grinding disc. A drive component is disposed on the bottom surface of the lower grinding disc for controlling the rotation of the lower grinding disc. This invention uses a movable upper grinding disc to control the distance between the upper and lower grinding discs during grinding, thereby controlling the grinding particle size. Combined with the non-concentric rotation of the upper and lower grinding discs at different speeds, the grinding effect between the upper and lower grinding discs is fully guaranteed. Furthermore, the rotatable design of the lower grinding disc greatly reduces the pressure and friction of the foundry sand ground to the required particle size range by the upper and lower grinding discs during the grinding process, allowing it to be discharged under the action of centrifugal force, thus greatly reducing the possibility of over-grinding.

The invention relates to the field of intelligent manufacturing systems of aluminum alloy casting workshops, in particular to a molten aluminum supply production line for aluminum alloy low-pressure casting and a control method of the molten aluminum supply production line for aluminum alloy low-pressure casting. And the optimization model is solved in combination with the operation process and logic of the molten aluminum supply production line, so that the optimal solution of the operation parameters of the multiple devices is obtained. Besides, when the optimization model is solved, a pause probability model is introduced, and the optimal solution of the operation parameters under the target of achieving the minimum cost in the operation process of the molten aluminum supply process is obtained under the condition that pause is introduced. According to the aluminum liquid supply process proactive optimization method provided by the invention, the optimization model and the solving method based on the multi-agent simulation and meta-heuristic algorithm are constructed, so that the efficient optimization of the operation parameters is realized, and the purposes of reducing cost and improving efficiency are remarkably achieved.

The utility model provides automatic casting forming equipment, which relates to the technical field of casting forming, and comprises a forming mechanism, a processing mechanism is arranged on the forming mechanism, the processing mechanism comprises two shells, two sliding chutes and a collecting shell, and fans are arranged on the opposite sides of the two shells. According to the automatic casting forming equipment, the processing mechanism is arranged, so that the automatic casting forming equipment has the function of processing metal dust generated in the casting production process, that is, when the automatic casting forming equipment utilizes the metal powder to produce castings, the metal dust generated in the casting production process can be processed, and the production efficiency is improved. Therefore, the situation that the respiratory system of a worker is seriously damaged due to generated metal dust is avoided, meanwhile, the follow-up cleaning difficulty of the equipment is increased, the using effect of the automatic casting forming equipment is improved, and meanwhile the using efficiency of the automatic casting forming equipment is improved.

The invention relates to the technical field of deburring devices, and discloses a deburring device for the casting industry, which comprises a hollow block, and further comprises a grinding part, a deburring part and a deburring part, and the grinding part is mounted at the top of the hollow block; the clamping part is arranged on the hollow block; the overturning part is mounted at the top of the hollow block; the supporting part is arranged at the top of the hollow block; the clamping part comprises a switching assembly and a power assembly, the switching assembly is arranged on the hollow block, and the power assembly is installed on the hollow block; the switching assembly comprises a plurality of hinge rods arranged in the hollow block, and two first hinge shafts penetrate through the hinge rods. Through the arrangement of the clamping part, the problems that when an existing deburring device is used, a machining blind area occurs when a casting is clamped, the casting needs to be manually disassembled, the placing direction is adjusted, then clamping is conducted again, the manual operation steps are increased, and the machining period is prolonged are solved.

The utility model relates to the technical field of casting, and discloses a casting precoated sand mold pressing device which comprises a bottom plate, four supporting rods are arranged on the bottom plate, a cooling mechanism is arranged on the tops of the four supporting rods, a containing shell is movably connected to the upper portion of the cooling mechanism, a pushing mechanism is arranged in the containing shell, and the pushing mechanism is arranged on the bottom plate. And an extrusion mechanism is arranged in the placement shell, and the pushing mechanism comprises a U-shaped plate, a threaded sleeve, a driving assembly, a threaded rod, a pushing block, a connecting rod and a T-shaped assembly. By arranging the U-shaped plate, the threaded sleeve, the driving assembly, the threaded rod, the pushing block and the connecting rod, a mold can be pushed, so that the mold is quickly separated from the placement shell, workers can take down the mold conveniently, the mold casting efficiency is greatly improved, the mold can be pressed tightly through the extrusion mechanism, and the situation that the mold is damaged during casting is avoided. And molten iron leakage caused by insufficient mold closing pressure of the mold is avoided.

The utility model relates to foundry modeling device technical field especially relates to a kind of auxiliary platform device for foundry modeling, the auxiliary platform device for foundry modeling includes: standing platform, standing platform bottom equidistance is equipped with universal wheel, standing platform both sides are rotatably connected with support rod, support rod inside equidistance is equipped with step, support rod and standing platform top are all fixedly connected with the rail for protection, standing platform bottom fixedly connected with fixed base, fixed base bottom symmetrical installation is used for lifting standing platform's lifting plate, fixed base inside installation is used for driving lifting plate lifting's lifting assembly, support rod inside installation is used for driving step rotation's rotating assembly, the auxiliary platform device for foundry modeling provided by the utility model has the advantages that the operation safety is enhanced, operation convenience is improved and man-machine engineering design is optimized.

The invention relates to a system for recovering foundry sand comprising: a rotary drum open at its upper base for depositing the sand to be recovered therein, a cover which can adopt an open position for allowing passage through the upper base of the rotary drum, and a closed position for closing passage through said upper base, and means for generating electromagnetic radiation installed on the cover, such that when the cover is arranged closing the upper base of the rotary drum, the electromagnetic radiation generated is directed towards the inside of the rotary drum. This technique for recovering foundry sand based on the use of microwave energy successfully cleans the sand at great speed, preventing CO2 emissions, and with low energy consumption.

The utility model discloses foundry sand cleaning equipment for casting part machining. The foundry sand cleaning equipment comprises a cleaning device, a drying device and a vibration impurity removing device. The cleaning device comprises a conveying belt, a spraying assembly, a recovery liquid tank and a uniform material placing device, the spraying assembly is located above the conveying belt, the conveying belt is fixed to the recovery liquid tank, and the uniform material placing device is located above the feeding end of the conveying belt; the drying device comprises a drying chamber and a drying assembly. A feeding port of the drying chamber is located below the discharging end of the conveying belt. The vibration impurity removing device is located below the discharging port of the drying chamber, cleaning, drying and impurity removing operation of the recycled sand can be automatically conducted, automation of the cleaning procedure of the recycled sand is achieved, the cleaning efficiency of the casting sand is effectively improved, the labor intensity of workers is reduced, and the quality of the recycled sand is guaranteed.

The utility model provides a casting workshop drilling machine which comprises a drilling machine body, a connecting ring is installed on the drilling machine body, one end of an extending rod is installed on the outer wall of the connecting ring, an installation box is installed at the other end of the extending rod, a rotating assembly is installed in the installation box, the rotating assembly comprises a rotating roller and a bearing, and the rotating roller is connected with the bearing. The rotating roller rotates in the bearing, and a translation assembly is installed at the top of the rotating roller and comprises a sliding rail. According to the drilling machine for the casting workshop, a sliding frame in the translation assembly slides on a sliding rail, the front-back and left-right positions of a plane are adjusted, the structure of the translation assembly is also rotated through the rotating effect of a transfer roller in a bearing in the rotating assembly, and under adjustment of the two assemblies, the positions of a panel and a workpiece on the surface can be adjusted; the drilling machine can flexibly adjust the position and the angle of the workpiece for machining.

The casting cleaning wastewater recovery device comprises a bottom plate, a precipitation cylinder and a deoiling cylinder are arranged above the bottom plate, the precipitation cylinder is located on the left side of the deoiling cylinder, a first pump body is installed on the outer surface of the deoiling cylinder, and the input end of the first pump body fixedly communicates with a suction pipe; and the input end of the suction pipe extends into the precipitation barrel, the output end of the first pump body fixedly communicates with a drainage pipe, and the output end of the drainage pipe communicates with the top end of the oil removal barrel. According to the device, the deoiling barrel, the feeding pipe, the hopper, the first pump body, the suction pipe and the drainage pipe are matched, the first pump body works, precipitated wastewater can be sucked into the deoiling barrel, a flocculating agent can enter the deoiling barrel from the feeding pipe to be mixed with the wastewater, and therefore the deoiling effect is achieved; and the wastewater and the flocculating agent can be stirred and can be quickly and uniformly mixed, so that the quality of the recycled wastewater is ensured.