16results 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.

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 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 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.

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.

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

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 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%.

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.

The application provides a sand mold molding production line, which comprises a molding mechanism, a turning-over mechanism and a closing mechanism; the molding mechanism comprises a first rack; a shot sand hopper is installed on the top inner side of the first rack through a translation mechanism; a sand injection part and a gas injection part are installed on the top of the first rack; the turning-over mechanism comprises a rotating ring and a driving part for driving the rotating ring to rotate, the inner side of the rotating ring is provided with a first conveying and loading part, the left end of the first conveying and loading part is connected with one end of a material conveying mechanism installed on the first rack; the closing mechanism comprises a second rack and a box lifting part installed on the top side of the second rack, the bottom side of the second rack is provided with a second conveying and loading part, the left end of the second conveying and loading part is connected with the right end of the first conveying and loading part; the right end of the second conveying and loading part is provided with a material discharging conveying mechanism. A continuous production line is formed to automatically perform the shot sand molding, turning-over and closing processes, so that the production efficiency is ensured and the production line is suitable for batch production requirements.

The invention discloses a silica sol casting shell manufacturing and processing device and a manufacturing and processing method, and relates to the technical field of silica sol casting. The silica sol casting shell manufacturing and processing device comprises a rack, a material soaking box is fixedly arranged at the top end of the rack, a conical barrel is fixedly arranged on the bottom face of an inner cavity of the material soaking box, and partition plates are symmetrically and fixedly arranged on the outer surface of the conical barrel; the end, away from the conical barrel, of the partition plate is welded to the inner wall of the material soaking box, and the partition plate and the conical barrel divide the material soaking box into two spaces. By arranging the rack, a stable bearing frame and a stable mounting foundation are provided for the whole manufacturing device, and it is ensured that the whole structure is stable and reliable and does not shake or deform when the soaking box filled with slurry and sand is borne and dynamic operation is executed. The integrated multifunctional process chamber is formed by arranging the material soaking box, the conical barrel and the partition plate, the material soaking box serves as a core container for containing silica sol slurry and carrying out other subsequent process treatment, and the effect that the surface of a module is evenly soaked in the slurry is achieved.

The utility model relates to the field of titanium alloy sand mold casting, in particular to a titanium alloy sand mold casting automatic line which comprises a plurality of stock bins, first inlets are formed in the tops of the stock bins, first outlets are formed in the bottoms of the stock bins, and the first outlets are connected with feeding devices; a second inlet is formed in the top of the sand mixer, a second outlet is formed in the position, close to the bottom of the sand mixer, of one side of the sand mixer, and all the feeding devices lead to the second inlet; the top of the jolt ramming table is used for placing a sand box, and the sand box is arranged below the second outlet; the slicking station and the overturning mold taking machine are sequentially arranged on one side of the jolt ramming table, the slicking station is used for slicking a sand box, and the overturning mold taking machine is used for overturning the sand box; and the jolt ramming table, the slicking station and the turnover mold taking machine are connected through a roller way. According to the automatic casting line for the titanium alloy sand mold, the capacity of the titanium alloy sand mold can be improved, the efficiency is improved, and meanwhile the product quality is stabilized.

The present application relates to gearbox casting technical field, disclose a kind of large gearbox body combination casting equipment, comprising: sand mixer, for making self-hardening sand;At least one molding machine, for the self-hardening sand made is at least twice compaction forming, form upper sand mould and lower sand mould;First conveying assembly, it is set in molding machine middle part, for the sand box used to make upper sand mould or lower sand mould is conveyed to the bottom die of molding machine, also for the upper sand mould or lower sand mould made is conveyed to above pouring table;Second conveying assembly, with first conveying assembly is located in same conveying line, for the upper sand mould or lower sand mould is conveyed to pouring table, and make the upper sand mould positioning placement on lower sand mould.First conveying assembly and molding machine closely cooperate to complete the production of upper sand mould or lower sand mould, directly convey upper sand mould or lower sand mould on same conveying line to second conveying assembly, only need to position the conveying direction of sand box, can reduce manual operation.