1044 results about "Molten metal" patented technology

The invention relates to the technical field of rare earth metal hydrometallurgy, in particular to a rare earth molten salt electrolysis truss type multifunctional metal output system and a control method.The system comprises a main body supporting and moving frame, an integrated function execution module set, a bottom cleaning function module, an electrolytic bath station unit and an intelligent control system; wherein the integrated function execution module group, the bottom cleaning function module, the electrolytic tank station unit and the intelligent control system are respectively arranged in the main body support and motion frame, and the main body support and motion frame is arranged in a gantry truss structure; the four functions of pot lifting, casting, cooling and bottom cleaning in rare earth electrolysis are integrated on the integrated bearing platform of the same gantry truss type rack, and through multi-sensing information fusion and intelligent control, the system can automatically complete the whole process operation of crucible extraction, molten metal casting, cooling forming and electrolytic bath bottom cleaning; and the exposure of workers in high-temperature and high-risk environments is obviously reduced, and the production safety and efficiency are improved.

The invention discloses a molten metal fluidity improving method and system in the V-method casting process, and relates to the technical field of casting, a high-pressure airflow and mechanical brush composite mode is adopted for cleaning a casting mold cavity and preheating the casting mold cavity, and precoated sand is selected for preparing a sand mold through vacuum negative-pressure compaction; a sectional type negative pressure regulation and control strategy is adopted, and the stepped composite pouring gate structure is optimized; degassing the molten metal by argon or nitrogen, controlling the temperature, and adding an inoculant and a flow promoter in proportion; the casting speed is controlled according to the three-section type rate through the casting table with the adjustable inclination angle; arranging an insulated riser at the thick and large part of the casting, maintaining a negative pressure field after casting, and covering an insulating material; dividing cooling areas according to wall thickness, and gradually relieving pressure after cooling to a set temperature; and after shot blasting and flaw detection, recording data and establishing a process parameter-flowability association database. Through mold preheating, negative pressure gradient regulation and control and pouring gate design improvement, the molten metal fluidity is remarkably improved, and the casting quality stability and the production efficiency are greatly improved.

The invention discloses a yielding crystallizer for an electroslag smelting casting three-dimensional variable curved surface casting and an electroslag smelting casting method, and belongs to the field of electroslag smelting casting. The receding crystallizer comprises a crystallizer body formed by combining a plurality of crystallizer blocks, internal molded surfaces of the crystallizer body are combined to form a crystallizer cavity, and the crystallizer cavity is used for containing molten metal and forming a casting with a three-dimensional variable curved surface; the receding structure is arranged on at least one crystallizer sub-block and is configured to allow the crystallizer sub-block to move in the preset direction in the solidification and shrinkage process of the casting so as to avoid shrinkage deformation of the casting; and the slag stopping structures are arranged between the adjacent crystallizer blocks and are used for sealing gaps generated by displacement after the crystallizer blocks are subjected to yielding displacement, so that slag leakage is prevented. The receding crystallizer can automatically receding when hindering deformation of a casting, space needed by metal shrinkage is provided in the electroslag casting process, and the finished product quality of the casting in the complex shape is improved.

The invention relates to a method for manufacturing a hollow turbine blade (10) for a turbine engine, the hollow blade (10) comprising a pressure side wall (16) and a suction side wall (18), an internal cooling channel (28) passing through the pressure side wall and the suction side wall, the invention relates to a method for manufacturing a blade (10), comprising at least a first moulding stage (PH1, PH '1) using a lost wax casting technique using molten metal, the first moulding stage (PH1, PH' 1) comprising at least one step b) of manufacturing a mould (34) made of a refractory material, the inner wall (36) of the mould being matched to the outer shape of the blade (10) to be manufactured, in which step b) the inner wall (36) of the mould (34) is matched to the outer shape of the blade (10) to be manufactured. A plurality of protrusions (52) are formed on an inner wall (36) of a mold (34) made of refractory material, the plurality of protrusions defining an outlet opening counter-shape (30) of an internal cooling channel (28).

The utility model relates to a molten metal reaction kettle, belongs to the technical field of recycling of recyclable and renewable resources such as household garbage, industrial garbage and biomass, and solves the problem that the same-quality or high-quality utilization cannot be realized due to the fact that macromolecular organic matters are not thoroughly decomposed in the prior art. Secondary pollution to the environment is caused, and the like. The molten metal reaction kettle comprises a first-stage molten metal reaction kettle, and the first-stage molten metal reaction kettle comprises a feeding port, a first gasifying agent spray gun mounting port and a second gasifying agent spray gun mounting port which are formed in the top of the first-stage molten metal reaction kettle, and a first metal pool arranged in the first-stage molten metal reaction kettle. The same-quality and high-quality reutilization of recyclable and renewable resources such as household garbage, industrial garbage and biomass is realized.

The invention relates to an automatic guided vehicle for molten metal transfer and a working method, and belongs to the technical field of automatic transportation equipment. The vehicle comprises a mobile vehicle body, and further comprises a bag cover opening and closing device, a butt joint bearing part, a storage battery mounting assembly, a dust removal system, a navigation obstacle avoidance system and a control system which are arranged on the mobile vehicle body, and the bag cover opening and closing device is used for automatically opening or closing a bag cover; the butt joint bearing part is used for bearing an external container; the storage battery mounting assembly is used for locking a storage battery module on the mobile vehicle body in a releasable manner; the dust removal system is arranged close to the butt joint bearing part and is used for collecting smoke dust generated by the molten metal ladle; the navigation obstacle avoidance system is used for path navigation and obstacle detection of the automated guided vehicle; and the control system controls the mobile vehicle body to stop when the navigation obstacle avoidance system detects an obstacle. The automatic guided vehicle is flexible in operation, high in automation degree, safe and reliable.

The invention discloses a coating method and a coating device for coating superfine powder. The coating method comprises the following steps: S1, conveying original powder into gas-powder mixing equipment through a mixing pipeline; s2, a feeding unit in the gas-powder mixing equipment is started, meanwhile, an electric arc heating device is started, and the to-be-coated metal material is instantly melted through the high temperature of an electric arc; s3, the molten metal material to be coated forms atomized mixed liquid in gas-powder mixing equipment, and the atomized mixed liquid is conveyed into a collecting unit through spray holes; and S4, in a collecting unit, enabling the metal particles to be coated in the atomized mixed liquid to form a coated powder air mass, forming a coating or powder through deposition, and finally cooling and separating to obtain the coated ultrafine powder material. By adopting the coating method and the coating device, different types of metal materials or ceramic powder can be prepared, and the prepared coated ultrafine powder particles are controllable in particle size and high in purity, so that the application range of the ultrafine powder can be expanded.

The invention discloses a transmission shell die-casting die convenient to demould, and relates to the technical field of die-casting dies. Comprising a lower mold frame and an upper mold frame, four driving rods are fixed to the bottom of the upper mold frame, a moving groove is formed in the surface of the lower mold frame, a first sliding seat is slidably mounted in the lower mold frame, a knocking assembly is arranged on the side wall of the first sliding seat, and a vibration frame is arranged in the lower mold frame; a plurality of vibration blocks are symmetrically arranged on the side wall of the vibration frame, a rotating shaft is arranged on the side wall of the vibration frame, and a vibration assembly is arranged on the side wall of the rotating shaft; according to the invention, through the arrangement of the vibration frame, the vibration block and the vibration assembly, during die-casting operation, molten fluid in the die body is uniformly vibrated, the flowing speed of molten metal towards the far ends of the two sides of the shell is increased, and solute is promoted to be uniformly filled in the whole area of a complex cavity, so that the formed die has better appearance and longer service life; and the production qualification rate and the product consistency are improved.

The invention relates to the technical field of resonant pouring castings, in particular to a method for improving the homogeneity of castings in all directions based on resonant pouring, which comprises the following steps: preparing a mold / casting mold, setting resonant parameters, pouring molten metal, maintaining resonance and solidifying, and detecting the homogeneity. Through the resonance effect, molten metal mold filling is uniform, the size qualification rate is increased, meanwhile, grain refinement can be promoted, the isotropic performance uniformity and stability of a casting are remarkably improved, the internal defect rate is greatly reduced, the comprehensive yield is increased, and energy consumption and cost are reduced.

The utility model discloses a full-automatic molten metal transferring and pouring system which comprises a track arranged between an electric furnace and a pouring chamber, the track comprises a first track arranged in front of the electric furnace, a second track arranged in front of the pouring chamber and a third track communicated with the first track and the second track, a transferring dumping car is arranged on the first track, and a transferring dumping car is arranged on the second track. A pouring truck is arranged on the second track, a transfer truck is arranged on the third track, molten metal in the electric furnace is transferred into a steel ladle of the transfer dumping truck, and the steel ladle is transferred between the transfer dumping truck and the pouring truck through the transfer truck. According to the system, full-automatic industrial processes such as molten metal receiving, transferring, pouring and liquid returning are achieved, personnel participation is reduced, and the safety of the whole technological process is improved.

The invention discloses a multi-sliding-block die structure for a box shell die casting and a die casting method thereof.The die structure comprises four sliding blocks which are located on the four side faces of the die structure correspondingly and used for achieving four-side touch-through forming; the interior of at least one sliding block is cut to form an inclined small sliding block, and the small sliding block and the sliding block form a nested core-pulling structure which is used for forming a reverse groove or hole rib structure on the side face; the feeding hole is formed in the upper die and is used for injecting molten metal from the upper part; and an inductor is configured and used for controlling the small sliding block to exit before the sliding block in the demolding process, so that graded demolding is realized. The problem that a traditional single sliding block cannot process a groove / hole forming an included angle with the main demolding direction or forming a reverse direction with the main demolding direction is solved, and demolding with deeper features is completed while lateral core pulling is achieved through the nested small sliding block; and the small sliding block is tightly matched with the sliding block, so that the size precision and the surface quality of formed fine structures such as reverse grooves and thin ribs are ensured.

The invention relates to the technical field of magnesium-aluminum alloy casting, and discloses a magnesium-aluminum alloy high-pressure casting rapid cooling and defect inhibition process which comprises the following steps: S1, mold preheating; s2, nitrogen replacement is conducted; S3, a release agent is sprayed to the interior of the cavity under the inert atmosphere; s4, magnesium-aluminum alloy molten metal with the temperature ranging from 650 DEG C to 700 DEG C is pressed into the cavity at the injection specific pressure ranging from 80 MPa to 120 MPa and the mold filling speed ranging from 5 m / s to 8 m / s; s5, a subarea cooling structure is designed based on the wall thickness difference of different areas of the casting, gradient cooling is conducted on the casting, in the cooling process, the hot train risk is judged by calculating a thermal stress value, and cooling medium parameters are regulated and controlled by calculating a cooling rate value; and S6, the casting is taken out. Traditional cooling is changed into a partition gradient type, defects are controlled according to a formula and AI, double-pipeline nitrogen is used for preventing oxidation, cost is reduced, and technical practicability and innovation are improved.

The present application discloses a magnesium alloy unit including a work table, a melting cylinder attached to the work table, a transport mechanism, and an injection unit, wherein the transport mechanism cooperates with the melting cylinder, and the injection unit cooperates with the transport mechanism, and when die-casting a magnesium alloy, the magnesium alloy unit is configured to perform a first step in which the transport mechanism transports magnesium particles to fill the melting cylinder, which then smelts the magnesium particles to form molten metallic magnesium, and a second step in which the injection unit cooperates with the transport mechanism to inject the molten metallic magnesium from the injection head of the melting cylinder into the die-casting machine body. A dual-unit die-casting machine is also disclosed.

The die-casting die comprises an upper die frame and a lower die frame, an upper die core and a lower die core are installed between the upper die frame and the lower die frame, an upper cavity column is arranged in the middle of the lower end of the upper die core, and the power rod sliding transversely is installed on the left side of the upper end of the upper die core in an embedded mode. One end of the power rod is connected with a power oil cylinder installed on the outer side of the upper mold frame, three-stage steps are arranged on the lower portion of the other end of the power rod, an insert sliding up and down is installed in the upper mold core, supporting parts extending horizontally are arranged on the front side and the rear side of the upper portion of the insert, and a compression spring is installed at the bottom of each supporting part. The upper end of the insert abuts against one of the three steps, and a deep pit forming part is arranged at the lower end of the insert. According to the invention, the insert is driven to move up and down in a staged manner through three steps of the power rod, so that molten metal at a deep pit can be extruded, the molten metal at the deep pit can be more compact, staged demolding at the deep pit can be realized in the later period, and the problem of mold sticking is solved.

The invention relates to a box type sand core type pouring system which comprises a sand box, a pouring system and a sand core box, and the pouring system comprises a first mold, a plurality of second molds, a cavity and a sprue; after sand is put into the sand core box to be solidified, the sand box is opened, and the first mold and the second mold are pulled out, so that channels, left on the sand box and the sand core box, of the first mold and the second mold form a transverse pouring gate and an inner pouring gate respectively; enabling the molten iron to sequentially pass through a straight pouring gate, an inner pouring gate and a transverse pouring gate to enter a cavity, and completing the molding of a casting; by optimizing the design of the pouring channel, uniform distribution of molten metal is achieved, the defects, such as air holes and shrinkage porosity, in a casting are reduced, and the overall quality of the casting is improved. By optimizing the design of the pouring channel, the hardness deviation of the plate surface is obviously reduced to be at least HB10, the sand inclusion and falling defects of the plate surface are eliminated, the use of consumables such as a ceramic tube, a rubber bottom and tube sticking glue is reduced, the production cost is greatly reduced, and the production efficiency is improved.

The invention belongs to the technical field of welding, and particularly discloses a solid welding wire fusion repair welding method which comprises the steps that a to-be-fusion repair area is cleaned; the extending length of a tungsten needle on the argon tungsten-arc welding gun is adjusted not to exceed the inner diameter of a nozzle of the argon tungsten-arc welding gun; the height from the tungsten needle to the to-be-repaired area is adjusted to be a preset height, so that the electric arc does not deviate; the fusion repair included angle is adjusted to be within a first preset angle on the two sides of the weld toe included angle bisector; welding toes and plates around the welding toes are molten again through an electric arc, molten metal on the two sides of the welding toes is drained to the middle area through the surface tension of a molten pool after melting, and the surface of the solid welding wire welding seam is made to be smooth. By means of the method, a smooth transition area can be formed on the surface of the weld toe, the effect of stress concentration of the weld toe can be remarkably reduced, the weld bead shape can be finished by replacing a grinding machine with the method of weld toe fusion repair between layers, the incomplete fusion condition is reduced, and therefore the internal quality of the weld is improved.

This invention provides a method for manufacturing recycled aluminum alloys that can achieve a high scrap utilization rate, stable yield, and low impurity concentration. [Solution] The method comprises the steps of: dissolving a secondary aggregate of multiple aluminum scraps containing aluminum alloy species with different chemical compositions to obtain a molten metal, generating a compound containing a second component included in the secondary aggregate; and removing the compound generated in the generation step to obtain a recycled aluminum alloy, wherein the secondary aggregate is extracted from a parent aggregate by sorting aluminum scraps based on chemical composition analysis, and the secondary aggregate is extracted from multiple aluminum scraps that were not extracted from the parent aggregate in such a way that the content of the first component is reduced, the first component is one or more selected from the group consisting of Cu, Zn, Si, and Ni, and the second component is one or more selected from the group consisting of Fe, Si, Mn, Ti, V, Zr, Cr, and Co.

The invention discloses a lightweight high-strength driving unit shell composite iron alloy casting preparation method, relates to the technical field of composite iron alloy casting, and aims to solve the technical problem of low static standing degassing efficiency, a bottom die and a top die are included, and molten metal enters a cavity formed by the bottom die and the top die to produce a formed casting. Bubbles with the density far smaller than that of molten metal can be gathered towards the center shaft through centrifugal force generated by the spiral flow deflectors, the first cutting blocks are arranged on the outer sides of the arc-shaped plates at the center shafts of the spiral flow deflectors, the gathered bubbles can be cut and crushed for the first time, and the bubble content is preliminarily reduced; the second cutting block at the top of the trapezoidal plate can conduct secondary cutting on tiny bubbles remaining in molten metal, the double degassing cutting structure greatly improves the degassing efficiency, the bubbles in the molten metal are effectively removed, the impact resistance and deformation resistance of the shell are enhanced, key guarantee is provided for the high-strength performance of the shell, and the service life of the shell is prolonged. The problem that static standing degassing efficiency is low is solved.

The invention relates to the technical field of automobile aluminum accessory machining, and discloses a die-casting die for automobile precision part machining, which comprises a supporting mechanism, and further comprises a frame mechanism, a pressurizing mechanism and a rotating mechanism, the bottom end of the supporting mechanism is connected with the side surface of the pressurizing mechanism, and the top end of the frame mechanism is connected with the side surface of the pressurizing mechanism; the T-shaped sliding block slides on the inner side of the spiral groove to drive the discharging pipe to rotate, so that the phenomena of retention, air holes or uneven filling of molten metal are eliminated; the pressurizing mechanism comprises a fixed pipe and a spiral pipe, a feeding hopper is fixedly connected to the side face of the fixed pipe, a feeding pipe is arranged on the side face of the fixed pipe, a movable arc plate is connected to the inner side of the fixed pipe, and the spiral pipe is connected to the inner side of the movable arc plate; and an I-shaped sliding plate is driven to turn over through a rotating motor, a second sliding plate is driven to turn over into an inserting groove to fix the mold, and the casting precision problems such as deformation and dislocation caused by uneven supporting can be prevented advantageously.

The utility model discloses a non-magnetic steel plasma cutting device, which belongs to the technical field of plasma cutting, and comprises a working table and a plasma cutting equipment main body arranged above the working table, one side of the top end surface of the working table is provided with a through groove used for discharging high-temperature melt, and the other side of the top end surface of the working table is provided with a through groove used for discharging high-temperature melt. And a sliding rail is fixed to the other side of the top end face of the workbench, a water storage tank located below the through groove is installed in the side wall of the workbench in an embedded mode, dust collection devices are installed on the two sides of the top end face of the workbench, and lifting moving mechanisms are installed on the two sides of the bottom end face of the water storage tank in an embedded mode. Flame and molten liquid generated by the non-magnetic steel plasma cutting device fall into the water storage tank and are cooled through water in the water storage tank, the situation that the molten liquid is sputtered is avoided, meanwhile, a hydraulic rod in a mounting groove and rolling wheels at the bottom end of a lifting plate are used for supporting a water outlet groove, and the water outlet groove is more stable. And cooling water can be conveniently removed from the workbench in the water storage tank through a handle for replacement.

Molten metal dispensing systems and techniques for additive manufacturing in space are provided. In one aspect, a molten metal dispensing system includes a cartridge including a channel extending from a first end of the cartridge to a second end of the cartridge, the channel configured to receive a metal bar at the second end of the cartridge. The system also includes a filter positioned adjacent to the first end of the cartridge, a heater configured to melt a portion of the metal bar at the first end of the cartridge, an actuator configured to apply a force to the metal bar to move the metal bar towards the first end of the cartridge. The movement of the metal bar pushes the melted portion of the metal bar through the filter to dispense the melted portion of the metal bar.

This invention discloses a frustum-shaped chill for the firing surface of cylinder heads in sand casting, belonging to the technical field of casting process auxiliary parts. The chill includes a chill body with multiple circular bosses evenly distributed along the radial direction on its top surface for precise positioning within the sand mold. The top surface of the body has crisscrossing venting grooves to expel gases generated during the solidification of the sand core and molten metal. The body is divided into upper and lower frustum sections, with the upper frustum being higher than the lower frustum, forming a gradient cooling structure. Through structural optimization, this invention achieves precise and controllable cooling of the cylinder head firing surface, reducing defects such as shrinkage porosity, looseness, and gas porosity to near zero, improving casting density and yield, and is suitable for sand casting production of various aluminum engine cylinder heads.

To efficiently melt aluminum while suppressing the generation of nitrogen oxides without generating carbon monoxide.SOLUTION: In the tower type aluminum melting furnace 1, aluminum A charged into a tower-shaped combustion chamber 10 from an upper opening part 12 is melted by flame F of a burner 20 provided to face a hearth 11 of the combustion chamber 10, and hydrogen is used as fuel of the burner 20. A hearth 11 of the combustion chamber 10 is inclined in the direction crossing the injection direction of the flame F from the burner 20, and a molten metal chamber 30 in which the aluminum A melted in the combustion chamber 10 flows down is provided adjacent to the combustion chamber 10 and below the combustion chamber 10. The length L1 in the injecting direction of the flames F of the burner 20 is set so that the tip part of the flames F exceeds the hearth 11 when the hearth 11 of the chamber 10 is not present.SELECTED DRAWING: Figure 1

To provide a device which is not a large-scale device and suppresses the occurrence of burrs.SOLUTION: A device 100 for manufacturing a cast material includes a casting rotor 1 in which a first groove 11A into which molten metal is poured is formed on a side 1S, and a forming rotor 2 arranged on a side of the casting rotor 1 so that a side surface covers a part of an opening of the first groove 11A. The first groove 11A is formed so as to surround the center line of rotation of the casting rotor 1. The center line C1 of the rotation of the casting rotor 1 and the center line C2 of the rotation of the forming rotor 2 are substantially parallel to each other and are arranged to be shifted from each other. The rotating body 2 for molding is rotated in the same direction as the rotating body 1 for casting.SELECTED DRAWING: Figure 1

The utility model relates to the technical field of casting, and discloses a casting and pouring system for a photovoltaic rotating shaft support casting, which comprises a base and a box body arranged above the base, a sand mould is arranged in the box body, one end of the box body is provided with a support block I fixed at the top of the base, and the other end of the box body is provided with a support block II; rotating grooves are formed in the sides, close to the box body, of the first supporting block and the second supporting block, rotating blocks are rotationally connected into the rotating grooves, sliding grooves are formed in the two ends of the sides, close to the box body, of the rotating blocks, sliding blocks are slidably connected into the sliding grooves, and connecting blocks fixed to the adjacent sliding blocks are slidably arranged in groove openings of the sliding grooves in a penetrating mode. The casting device is reasonable in structure, can cast a molten metal solution into a photovoltaic rotating shaft support casting, can adaptively regulate and control a sand mold, is short in casting time, can reduce impurities in the photovoltaic rotating shaft support casting and improve the quality of the casting, and is convenient to use.

We provide die-casting machines that enable shorter cycle times. [Solution] The die-casting machine of the embodiment comprises a fixed die plate, a movable die plate, a fixed mold held by the fixed die plate and including a casting port, a movable mold held by the movable die plate opposite the fixed mold, a closure block in which a portion is inserted into the casting port, a main block that forms a cavity between itself and the fixed mold into which molten metal can be filled, a first actuator that moves the closure block horizontally relative to the main block, a guide rod with one end fixed to the closure block and sliding horizontally relative to the main block, a clamping device that clamps the fixed mold and the movable mold together, and an injection device that fills the cavity with molten metal from the casting port.

This invention relates to the field of metal die casting technology, and more specifically, to an ultrasonic-assisted vacuum die casting apparatus and method for non-ferrous metals. The apparatus includes a forming mold, a casting system, a vacuum system, and a vibration demolding system. The forming mold has a cavity. The casting system is connected to the forming mold and is used to inject liquid metal into the cavity. The vacuum system is connected to the forming mold and is used to evacuate the cavity. The vibration demolding system is connected to the forming mold and is used for ultrasonic vibration and demolding. Evacuating the cavity allows the molten metal to fill it more easily, reducing porosity and increasing density. The vibration demolding system vibrates the semi-solid metal material cooled to a certain point within the cavity, breaking up grains and venting air, thereby producing die-cast parts with clear interfaces, high density, and high strength and quality. The vibration also automatically cuts off the small gate point of the casting and solidified material.

This application relates to the field of casting technology, and provides a fracture-resistant feeding structure for ball valve castings, including a riser body, which is a cylindrical cavity structure with an open top, and its bottom is connected to the valve body through a neck transition ring; the outer surface of the neck transition ring is provided with at least three radially extending anti-crack ribs; a heat insulation cover, which is detachably covered on the top of the riser body, has a fan-shaped pouring port on the heat insulation cover, and an inverted conical baffle column is provided on the bottom surface of the heat insulation cover, which is detachably connected to the heat insulation cover. This utility model optimizes the flow of molten metal by cooperating with the inverted conical baffle column and the fan-shaped pouring port, reducing turbulence and improving feeding efficiency; the triangular anti-crack ribs disperse neck stress, effectively reducing the risk of hot cracking; the magnetic heat insulation cover reduces heat loss and extends feeding time; the synergistic design of the spiral groove and the vent hole enables controllable flow of molten metal and reduces porosity defects.

The utility model discloses a kind of amorphous strip continuous production equipment, belong to amorphous strip continuous production field;Including workbench, the top of the workbench is provided with two pairs of rectangular groove one, the rectangular groove one is connected with sliding wheel inside, the two sides of the sliding wheel are provided with sliding plate, the top of the sliding plate is fixedly connected with pedestal, the top of the pedestal is provided with fixed frame, the middle of the fixed frame is provided with furnace, the two sides of the furnace are fixedly connected with fixed shaft, the fixed shaft extends to the outside of fixed frame, by being set two pairs of rectangular groove one in workbench top and connecting sliding wheel, make furnace produce rotation or displacement tendency, pedestal moves horizontally along rectangular groove one by means of sliding wheel, realize the position adjustment of furnace system, the sliding plate of the two sides of sliding wheel is fixedly connected with pedestal, reduce the moving resistance of pedestal, the fixed shaft of the two sides of furnace extends to fixed frame outside, motor drives rotating shaft through belt drive fixed shaft, drive furnace to rotate or incline, melt metal is poured conveniently.