49results about "Moulding plants" patented technology

A full-automatic double-station bionic sand shooting molding machine and a sand shooting molding method. It relates to the technical field of foundry molding machines. Through symmetrical arrangement of upper and lower mold boxes, double independent molding stations are provided, and a double-gantry clamping and transferring device is matched, so that the core molding process and the auxiliary preparation process can be completely parallel operation, without process waiting, the whole production process has strong continuity, the production efficiency is improved by more than 100% compared with single-station equipment, the sand shooting flow channel designed by using bionic structure solves the problems of traditional sand shooting such as turbulence and dead angle, the uniformity of sand filling is greatly improved, and the qualified rate of finished products is improved from 85% of the traditional method to more than 99.5%; meanwhile, through the sand grinding sand self-protection structure, the flow channel wear is greatly reduced, and the service life of the equipment is prolonged by more than 3 times. Full-process automation, without manual intervention, 24-hour unmanned continuous production can be realized; at the same time, the sand box bottom, the sand box wall and the core can realize closed loop recycling after sorting, greatly reducing the production material cost, and adapting to the flexible production demand of modern foundry workshop.

The application provides an intelligent sand mixer system in the field of casting, which comprises a sand mixer, a feeding valve, a sand bin, a liquid material feeding device and a vibrating table. The sand bin is used for storing molding sand and feeding the molding sand to the sand mixer through the feeding valve. The sand bin is arranged above the sand mixer. The feeding valve is used for controlling the type and quantity of the molding sand. The feeding valve is arranged between the sand bin and the sand mixer. The liquid material feeding device is used for storing a binder and a curing agent and feeding the binder and the curing agent to the sand mixer. The sand mixer is used for conveying the molding sand and outputting the mixture of the molding sand, the binder and the curing agent for forming a sand mold. The vibrating table is arranged below the sand outlet of the sand mixer and is used for carrying a model and a sand box sleeved on the model and vibrating the mixture in the sand box through vibration. The application reduces the labor intensity, improves the quality of the sand mold and saves the cost.

The invention discloses an investment casting slurry preparation method which comprises the following steps: S1, mixing silicon-based ceramic powder with different particle grades, taking fused quartz silicon dioxide with the particle size of 100-500 nm and accounting for 40%-45% of the total powder by mass, silicon dioxide with the particle size of 1-100 microns and accounting for 20%-35% of the total powder by mass, and silicon dioxide with the particle size of 300-500 microns and accounting for 20%-35% of the total powder by mass; the powder accounts for 10%-35% of the total powder by mass. According to the investment casting slurry preparation method and the investment casting automatic shell making production line, light-cured slurry is used, after sand spraying, UV light is irradiated, the UV light irradiates the slurry adhered to an investment from gravel gaps, then the slurry is cured, meanwhile, gravel adhered to the surface of the slurry is cured together, and the investment casting automatic shell making production line is obtained. The whole sand shell curing process becomes simple and rapid, the shell making efficiency is improved, and meanwhile the shell making energy consumption is reduced.

A mold handling manufacturing line, which includes at least a first subline and a second subline, is provided. The mold handling manufacturing line moves at least one mold car that supports a cast mold, which forms a cast part, the mold handling manufacturing line comprising at least a first subline and a second subline and a first transfer station. The second subline is located substantially parallel with and spaced apart from the first subline. The first transfer station in communication with the first subline and the second subline. The first transfer station includes a transfer cart configured to receive the at least one mold car. The first transfer station includes a servo belt driven line composed of a servo motor rotates one or more drive pulleys, via a belt, which is coupled to the transfer cart.

The invention relates to the technical field of gearbox casting, and discloses large gearbox body combined casting equipment which comprises a sand mixer used for manufacturing self-hardening sand; the at least one molding machine is used for compacting and molding the manufactured self-hardening sand for at least two times to form an upper sand mold and a lower sand mold; the first conveying assembly is arranged in the middle of the molding machine and used for conveying a sand box used for manufacturing the upper sand mold or the lower sand mold to a bottom mold of the molding machine and conveying the manufactured upper sand mold or the lower sand mold to the position above the pouring table; and the second conveying assembly and the first conveying assembly are located on the same conveying line, and the second conveying assembly is used for conveying the upper sand mold or the lower sand mold to the pouring table and enabling the upper sand mold to be positioned and placed on the lower sand mold. The first conveying assembly and the molding machine are tightly matched to complete manufacturing of an upper sand mold or a lower sand mold, the upper sand mold or the lower sand mold is directly conveyed to the second conveying assembly on the same conveying line, only the conveying direction of a sand box needs to be positioned, and manual operation can be reduced.

The sand mold pressing equipment comprises a machine frame, a back-and-forth moving trolley is arranged at the top of the machine frame, a weight lifting trolley and a pouring jacket lifting trolley are sequentially arranged below the back-and-forth moving trolley, a top lifting cylinder is arranged above the back-and-forth moving trolley, and a bottom lifting cylinder is arranged above the top lifting cylinder. A piston rod of the top lifting cylinder is connected with a lifting top frame, the lifting top frame, the weight lifting trolley and the pouring jacket lifting trolley are arranged in an associated mode through guide columns, a middle lifting cylinder is arranged between the weight lifting trolley and the pouring jacket lifting trolley, the weight lifting trolley is provided with a weight clamping arm, and the pouring jacket lifting trolley is provided with a pouring jacket clamping arm. A weight cleaning device mechanism is arranged on the rack; a pouring jacket cleaning device mechanism is arranged behind the weight cleaning device mechanism in the production running direction, and a sand mold offline device mechanism used for laterally pushing a sand mold to be offline is arranged between the weight cleaning device mechanism and the pouring jacket cleaning device mechanism. All parts are centrally associated, the occupied space is small, and work is convenient and efficient.

Mold casting system (100) for the series production of castings (300) using the sand casting process, with: - a mold manufacturing station (110) which includes a 3D printer (115) that produces mold segments (210) from loose molding sand (S); - a desanding station (120) in which the mold segments (210) produced with the 3D printer (115) are desanded; - a joining station (130) in which the desanded mold segments (210) are joined to form a mold strand (220) having casting cavities (230); and - a casting station (140) in which the casting cavities (230) are filled.

A wax model assembly production line system and a manufacturing method thereof, including a work area, wherein the work area includes a first work area for completing wax model assembly and performing baking and consolidation processes on the wax model assembly, the work area also includes a second work area responsible for completing the wax model assembly cleaning, blow drying, and standing processes, the work area also includes a third work area for manually brushing the wax model assembly, and the work area also includes a fourth work area for performing slurry dipping, back slurry, and sanding processes on the wax model assembly. Each work area is perfectly connected to form a more automated wax model assembly production line system, which effectively improves production efficiency. The equipment of the present invention can achieve a product position error of less than 0.1mm after the wax model is assembled; the equipment can be compatible with multiple models of products by adjusting the fixture, and the production line can automatically complete the wax model assembly process and produce qualified products. The production line of this equipment partially retains the manual process, and effectively reduces the intensity of manual labor and produces qualified products by combining manual and intelligent processes.

The utility model relates to a ceramic core press-injection machine applied to the field of press-injection machines, which comprises a ceramic core press-injection machine body, the front end of the ceramic core press-injection machine body is fixedly connected with an electric control system, and the upper end of the electric control system is fixedly connected with a pick-and-place assembly, a burning bowl, a shape correction visual assembly, a shape correction assembly and a cleaning assembly in sequence from left to right. The ceramic core injection molding machine comprises a ceramic core injection molding machine body, a dust collector is arranged on the right side of the ceramic core injection molding machine body, a release agent barrel is arranged in front of the dust collector, and a protection assembly is further fixedly connected to the front end of the ceramic core injection molding machine body. Comprising the steps of core clamping, visual inspection, scrap suction and sweeping, release agent spraying, strong wind blowing, abnormity alarming and the like, the influence of human factors on the product quality is reduced, the production efficiency is improved, and unmanned and intelligent operation of the ceramic core injection molding machine is achieved.

The connecting structure between the die and the equipment comprises a connecting plane and a brake drum die body, the upper portion of the connecting plane is fixedly connected with the brake drum die body, a plurality of electric heating tubes are arranged on one side of the interior of the brake drum die body, a connecting base is arranged between the connecting plane and the brake drum die body, and the connecting base is fixedly connected with the brake drum die body. The connecting base is composed of an upper connecting plate and a lower connecting plate, the upper connecting plate and the lower connecting plate are connected through a supporting column, the upper connecting plate is fixedly connected with the brake drum die body, the lower connecting plate is fixedly connected with the connecting plane, and long mounting holes are formed in the four corners of the lower connecting plate. According to the connecting structure, the brake drum mold is fixed by arranging the connecting base, the brake drum mold can be effectively connected with molding equipment, and the multiple electric heating pipes are convenient to mount and dismount through staggered arrangement of the multiple extension plates and the multiple electric heating pipes; and a series of actions such as demolding can be completed through direct movement of external molding equipment.

To provide a truck positioning system capable of holding a truck, carried along a carrying path, stably in a positioned state.SOLUTION: A truck positioning system positions a truck at a predetermined position, and comprises: engagement object parts provided on the truck; a bearing part fixed to a carrying path; a rotary arm with a rotary shaft serving as a rotation center pivotably supported on the bearing part, and turned between a horizontal position and an inclined position inclined from the horizontal position in a plane extending in a carrying direction along the carrying path and a vertical direction; an inclination drive device tilting the rotary arm; and engaging parts provided on the rotary arm and engaging the engaged part. Therein, the rotary arm is configured to: cause the engaging part to engage the engagement object part at the horizontal position, with contact positions each between each engaging part and the engagement object part are aligned with a center line of the rotary shaft of the rotary arm on the same horizontal plane in an engagement state, and the engaging parts disengage from the engagement object part at the inclined position.SELECTED DRAWING: Figure 4

The invention relates to the technical field of casting machining, and particularly discloses an integrated sand conveying line for a speed reducer box based on an intelligent casting island, the integrated sand conveying line comprises a first fixing frame, a second fixing frame, a first fixing plate and a second fixing plate, a supporting rod is fixedly connected between the first fixing frame and the second fixing frame, and a connecting sleeve is fixedly connected to the inner side of the second fixing plate; a die sleeve is arranged on the inner side of the connecting sleeve, a re-pressing assembly is arranged on the inner side of the die sleeve, and the re-pressing assembly comprises a movable plate connected with the die sleeve in a sliding mode. By arranging the re-pressing assembly, after casting sand filling is completed, a movable plate drives an extrusion plate to extrude casting sand in a die sleeve, the casting sand away from a module area can be synchronously pressed, the filling compactness of the casting sand can be improved, the compactness of the casting sand in all the areas can be kept consistent, and the casting sand filling efficiency is improved. And therefore, the probability that gaps appear in the casting sand can be effectively reduced, and the casting machining precision and the surface roughness of the workpiece can be effectively improved.

The application provides a sand core production line, which comprises a charging system, a conveying device and a core taking system. The charging system comprises a first transfer structure and a supporting structure. The first transfer structure is used for transferring sand cores to the supporting structure. The conveying device comprises a conveying structure, a bearing structure and a third transfer structure. The bearing structure is provided with a plurality of mounting portions which are matched with the sand cores. The third transfer structure is reversibly arranged and used for overturning the sand cores and transferring the overturned sand cores to the bearing structure. The conveying structure is movably arranged to carry the bearing structure. The core taking system comprises a second transfer structure which is movably arranged and used for taking away the sand cores on the bearing structure. The technical scheme provided by the application can solve the technical problem of low efficiency of manually carrying sand cores in the prior art.

A system for creating a metal casting from a three-dimensional print is provided, the system comprising: a three-dimensional print formed using additive manufacturing; a ceramic coating station configured to coat the three-dimensional print with a ceramic coating to form a pre-cast assembly; and a vibration station having a flask configured to contain the pre-cast assembly packed within one of sand or ceramic beads. The system may optionally include an enclosed pouring system having a furnace configured to melt casting material and configured to pour molten casting material into an interior of the pre-cast assembly.

To provide a control device and a control method, capable of promptly identifying mold defects in the molding of a mold using a batch mixer.SOLUTION: A control device 21 of the present invention controls the supply of a plurality of liquid chemicals, including a resin and a hardener, to a batch mixer 2, by means of each supply device 12 corresponding to these liquids, wherein the control device includes: a flow rate measuring part 30 for measuring the flow rates of the liquid chemicals; a supply volume calculation part 31 for calculating the amount of liquid chemical supplied per batch; an error determination part 32 for determining whether an error between a target amount of liquid chemical and the amount of liquid chemical supplied, calculated by the supply volume calculation part 31, exceeds a threshold value; and a notification processing part 33 for performing processing to cause a notification device 26 to perform a notification when the error determination part 32 determines that the error exceeds the threshold value.SELECTED DRAWING: Figure 2

The invention provides a sand mold molding production line. The sand mold molding production line comprises a molding mechanism, a box overturning mechanism and a box closing mechanism, the molding mechanism comprises a first rack; a sand shooting hopper is mounted on the inner side of the top of the first rack through a translation mechanism; a sand injection part and a gas injection part are mounted at the top of the first rack; the box turning mechanism comprises a rotating ring and a driving part used for driving the rotating ring to rotate, a first conveying and carrying part is arranged on the inner side of the rotating ring, and the left end of the first conveying and carrying part is in butt joint with one end of a feeding and conveying mechanism mounted on the first rack; the box closing mechanism comprises a second rack and a box lifting part mounted on the top side of the second rack, a second conveying and carrying part is arranged on the bottom side of the second rack, and the left end of the second conveying and carrying part is in butt joint with the right end of the first conveying and carrying part; and a discharging conveying mechanism is arranged at the right end of the second conveying loading part. By forming a coherent production line, the processes of sand shooting molding, box turning and box closing are automatically carried out, the production efficiency is guaranteed, and the production line is suitable for batch production requirements.

The utility model provides a modeling ring based on a plurality of fixed lifting roller ways, which comprises a first three-dimensional warehouse, a sand mixer, a drawing machine and a flow coating machine, the first transfer trolley is transferred among the first three-dimensional warehouse, the drawing machine and the flow coating machine; the surface drying furnace is arranged at the top of the first three-dimensional warehouse; the first lifting roller way trolley and the second lifting roller way trolley are located on the left side and the right side of the first three-dimensional warehouse correspondingly and are connected with the first three-dimensional warehouse and the surface drying furnace correspondingly; the surface drying furnace is arranged on the first three-dimensional warehouse, an original surface drying transfer path of the sand mold or the sand core is optimized into a three-dimensional path from a plane path, the space in a workshop is saved, the path can meet mold storage at the same time, and therefore the production requirements of modeling in the daytime and core making at night can be met under the condition that the workshop site is insufficient.

To provide a device inspection system and a device inspection method, capable of efficiently and appropriately inspecting a device.SOLUTION: A device inspection system includes: an acquisition part that acquires information on an object from an object detection sensor capable of detecting the object; a foreign matter determination part that determines the presence or absence of a foreign matter in the device based on the information on the object acquired by the acquisition part; a device control part that performs test run of the device when the foreign matter determination part determines that there is no foreign matter in the device; and an operation inspection part that inspects an operation status of the device that is turned into a test run state by the device control part.SELECTED DRAWING: Figure 3

The invention provides a sand core production line which comprises a loading system, a sand core conveying system and a sand core conveying system, the loading system comprises a first transfer structure and a supporting structure, and the first transfer structure is used for transferring a sand core to the supporting structure; the transporting device comprises a transporting structure, a bearing structure and a third transferring structure, a plurality of mounting parts are arranged on the bearing structure and matched with the sand cores, and the third transferring structure is arranged in a turnover mode and can be used for transporting the sand cores. The third transfer structure is used for overturning the sand core and transferring the overturned sand core to the bearing structure, and the transportation structure is movably arranged so as to carry the bearing structure; and the core setting system comprises a second transfer structure, the second transfer structure is movably arranged, and the second transfer structure is used for taking away the sand core on the bearing structure. According to the technical scheme, the technical problem that in the prior art, the efficiency of manual sand core carrying is low can be solved.

The invention discloses a hoisting line based on a hoist and a casting plant provided with the hoisting line, belongs to the technical field of casting, and aims to solve the problems of high operation cost and poor operation continuity caused by the fact that a truss robot is adopted for transferring sand cores in the modeling process of an intelligent casting plant. Comprising a guiding and conveying mechanism and a clamping mechanism, the guiding and conveying mechanism serves as a frame and a support and is used for guiding the advancing direction of a hoist, the clamping mechanism is used for grabbing a sand core, the clamping mechanism is arranged below the guiding and conveying mechanism, and the guiding and conveying mechanism drives the clamping mechanism to operate so as to transfer an object grabbed by the clamping mechanism to a proper position. The hoisting line based on the hoist is adopted to replace an existing truss robot, so that the building cost of a factory is saved, the production efficiency of the modeling process is improved, and continuous production of the modeling process is realized.

To provide a technique which can properly detect occurrence of nozzle clogging.SOLUTION: A molding system molding a sand mold comprises: a molding flask; a tank which is connected to a compressed-air source, whose end part is opened, and in which sand is stored; a nozzle which is arranged at an end part of the tank to guide the sand in the tank into the molding flask; and a control part which outputs information regarding nozzle clogging when arrival time from the start of sand filling until when prescribed pressure is reached becomes, at the time of sand filling where the sand in the tank is introduced into the molding flask through the nozzle, shorter relative to initial arrival time acquired in advance.SELECTED DRAWING: Figure 3

To acquire strength information on the inside of a mold before mold removal.SOLUTION: A mold strength measurement device according to an embodiment acquires information on the strength of a mold having a product face and a back face on the side opposite to the product face. This mold strength measurement device comprises a cutting tool and a probe. The cutting tool forms a bottomed hole extending from the back face toward the product face at the mold. The measurement probe can be inserted into the hole and measures reactive force received from the bottom part of the hole.SELECTED DRAWING: Figure 3

The invention relates to the technical field of transportation devices, in particular to a backstop device of a molding tool for casting, which comprises a motorized roller way, the motorized roller way comprises a plurality of rotating rollers, the axial direction of the rotating rollers is arranged along the horizontal longitudinal direction, a swinging hammer is arranged at the terminal end of the motorized roller way in the conveying direction, and the swinging hammer is of a strip-shaped structure; the middle of the oscillating hammer is rotationally connected with the terminal end of the motorized roller way through a first rotating shaft, the axial direction of the first rotating shaft is arranged in the horizontal transverse direction, the two ends of the oscillating hammer are the stopping end and the overhanging end respectively, and the weight of the stopping end is smaller than that of the overhanging end. The top edge of the stop end is higher than the highest point of the peripheral surface of the rotating roller; the swinging hammer can be driven by the stirring piece to rotate around the first rotating shaft, and the stirring piece is installed on one side in the moving direction of the transfer trolley. Through the mechanical backstop and controllable rotation, the potential safety hazard of failure of single detection of the proximity switch is solved.

To provide a technique which can properly detect occurrence of nozzle clogging.SOLUTION: A molding system molding a sand mold comprises: a molding flask; a tank which is connected to a compressed-air source, whose end part is opened, and in which sand is stored; a nozzle which is arranged at an end part of the tank to guide the sand in the tank into the molding flask; and a control part which outputs information regarding nozzle clogging when pressure in the tank becomes, at the time of sand filling where the sand in the tank is introduced into the molding flask through the nozzle, high relative to initial pressure during the sand filling where the sand is introduced into the molding flask.SELECTED DRAWING: Figure 3

The present invention discloses a method for preparing investment casting slurry. S1: Mix silicon-based ceramic powders of different particle grades. Take fused quartz silica with a particle size of 100-500 nm, which accounts for 40%-45% of the total powder mass; silica with a particle size of 1-100 μm, which accounts for 20%-35% of the total powder mass; and silica with a particle size of 300-500 μm, which accounts for 10%-35% of the total powder mass. The present invention provides a method for preparing investment casting slurry and an automatic shell-making production line for investment casting. By using photocurable slurry, after sand spraying, UV light is irradiated through the gaps between the sand grains onto the slurry adhered to the investment mold, thereby curing the slurry. At the same time, the sand grains adhered to the surface of the slurry are also cured together, making the curing process of the entire sand shell simple and fast, improving the shell-making efficiency, and reducing the energy consumption of shell-making.

The application discloses a full-automatic lost foam production line, which comprises a PLC control system and a boxing unit, an in-out box unit, a first transfer unit, a pouring unit, a second transfer unit, a cooling unit, a third transfer unit, a box turning unit, a sand processing unit and a dust removal unit, which are all connected with the PLC control system and form a closed-loop sand box circulation line. The full process of the lost foam production line is programmed by using the PLC control system, so that the lost foam casting production is automatically operated according to the programmed sequence and parameters, the sand processing unit and the dust removal unit are automatically started and stopped according to the programmed sequence and interval time, the production efficiency is improved by more than 30%, and the energy consumption is reduced by 15-20%.

To provide a metal mold arrangement allowing for saving the space of an installation site.SOLUTION: A metal mold arrangement 100 according to the present disclosure comprises a metal mold 30, an injection device 10 disposed above the metal mold 30, and a swivel mechanism 1 for swiveling the injection device 10 so as to move the injection device 10 to a deviated position from the metal mold 30 in top view.SELECTED DRAWING: Figure 3

The invention relates to the technical field of sand box mold pouring, in particular to a mistake-proof double-track replacement iron molded line which comprises a lower mold assembly, an upper mold assembly matched with the lower mold assembly is arranged on the upper side of the lower mold assembly, and a mistake-proof structure is arranged between the lower mold assembly and the upper mold assembly; the lower mold assembly is arranged on an iron mold line, a transferring mechanism is arranged on the iron mold line, and a sand coating assembly, a box overturning assembly, a box closing assembly, a pouring assembly and a vibration cleaning assembly are sequentially arranged along the iron mold line. The upper mold and the lower mold of the same sand box mold are prevented from being mismatched, and the production efficiency of a pouring body is improved.

The invention discloses heat-preservation exothermic riser forming equipment and a forming method. The heat-preservation exothermic riser forming equipment comprises a primary pulp mixing pool, wherein a pouring device composed of an upper mold and a lower mold is arranged in the pool, a trowelling device is arranged at the top end, a scraping device is arranged on the rear side, and beating devices are arranged on the two sides; the trowelling device comprises a trowelling knife, a rotating rod and a driving motor, the scraping device comprises a scraping plate and a transverse scraping plate, and the beating device comprises a reciprocating rod, a beating rod and a bevel gear assembly. After the vacuum pump is vacuumized, primary pulp attached to the mold is scraped, the outer side of the riser is flattened by the flattening knife, the mold is overturned to cooperate with the beating device to assist demolding, and the riser is moved out along with the placing table after demolding. The equipment and the method improve the riser forming quality and efficiency, and are high in automation degree.

To provide a flask mating installation allowing for reducing installation space by eliminating the projection from a machine outside a transfer table reciprocating between a flask mating position and an unloading position.SOLUTION: A flask mating installation comprises a loading station that is provided at a downstream end of a loading passage comprising a loading roller conveyor to load an upper flask by a loading roller and a loading rail to load a lower flask by a carrier truck, a superposition device that superposes the upper flask on the lower flask loaded, an unloading station that is provided at an upstream end of an unloading passage comprising an unloading rail for unloading the superposed upper and lower flasks by the carrier truck, a transfer table that reciprocates between the loading station and the unloading station, a pair of placement rails that are provided on the transfer table and lined up with the loading rail and the unloading rail of the unloading passage, a first placement roller that is provided on the transfer table and lined up with the first loading roller paired, and a second placement roller that is provided on the loading station and lined up with the second loading roller paired.SELECTED DRAWING: Figure 1