20results about "Mould tables" patented technology

The invention relates to the technical field of casting devices, and particularly discloses a pump valve casting casting demolding device which comprises a recycling box, a cross beam is fixedly arranged on the recycling box, the cross beam is close to the middle, a bearing structure is fixedly arranged on the cross beam, and a limiting structure is fixedly arranged on the bearing structure. A loading unit is detachably mounted on the bearing structure, the loading unit is fixed through a limiting structure, and a separating structure is detachably mounted on the limiting structure. Through the sealing fit design of the loading unit and the precise pushing design of the separating structure, molding sand is automatically scattered and recycled after the box bottom and the pouring jacket are separated; the casting is stably moved out through directional pushing of the push plate, and the problem that the casting is difficult to take out in the lost foam casting process is thoroughly solved.

The utility model discloses a multi-angle uniform sand spraying device for casting processing. The multi-angle uniform sand spraying device comprises a stock bin and a collecting bin, the casting wax mold sand spraying device has the beneficial effects that the mounting disc and the overturning disc are adopted, when sand spraying is carried out on a casting wax mold, the casting wax mold can be fixed on the top surface of the mounting disc, then the stepping motor can be started to drive the rotating disc to rotate, the top hole is aligned with the bottom hole, and molding sand in the stock bin can fall and be sprayed on the top surface of the casting wax mold; the driving motor drives the mounting disc to rotate and drives the casting wax mold to rotate, the sand spraying uniformity is improved, meanwhile, the brake motor drives the main shaft to rotate, drives the overturning disc to overturn by 90 degrees and drives the casting wax mold to overturn by 90 degrees, the rotation state is kept all the time, molding sand is sprayed to the surface of the side wall of the casting wax mold, and uniform sand spraying is completed. And when the casting wax mold which is vertically overturned rotates, locally over-thick molding sand can freely fall under the action of gravity, so that the molding sand spraying uniformity and the molding sand spraying completeness are improved, and the sand spraying working efficiency is further improved.

The application belongs to the technical field of molding machines, and particularly relates to a cold core molding machine, which comprises a rack, a sand shooting hopper, a blowing box, an upper core box and a lower core box, a drive vehicle connected with the lower core box below the rack; the sand shooting hopper is fixedly connected with the rack, and the sand shooting hopper is fixedly connected with a sand shooting plate; both sides of the upper core box are provided with support assemblies which are overlapped with the rack; a jacking mechanism is arranged below the rack; the blowing box is slidably connected with blocking plates on both sides, the blocking plates are provided with limiting protrusions, the blowing box is provided with blowing nozzles, the blocking plates are provided with air extraction channels which penetrate through the bottom of the blocking plates, and the blocking plates are provided with air extraction holes and air extraction pipes which are communicated with the air extraction channels. The sand shooting hopper is fixed to the rack, and a movable sand shooting frame and a matched driving device are omitted. The blowing box, the sand shooting plate and the upper core box form airtight and clean cavities through the blocking plates, and the blowing nozzles and the air extraction channels can effectively clean residual core sand and collect and treat the residual core sand, so that environmental pollution is reduced.

The utility model discloses a sand casting mold convenient for positioning a sand box. A convex mold is arranged on the upper surface of a mold table, an end part fixing limiting block is arranged at one end of the upper surface of the mold table, a side edge fixing limiting block is arranged on one side of the upper surface of the mold table, and a plurality of fixed semi-ring bodies are arranged on one side, far away from the side edge fixing limiting block, of the mold table; the movable limiting piece is movably arranged on the side, located on the fixed semi-ring body, of the die table, the movable limiting piece is in threaded fit with the adjusting screw rod, and the end of the adjusting screw rod is in rotating fit with the fixed semi-ring body and the semi-ring body gland through the limiting ring. The movable limiting piece can move through cooperation of the adjusting screw rod, after the sand box is used for a long time and deforms, the sand box which slightly deforms can be continuously used by moving the movable limiting piece, the situation that the sand box cannot be used due to deformation of the sand box is avoided, flexibility and applicability are greatly improved, and cost is saved.

The utility model relates to the technical field of sand core forming, and discloses a casting sand core forming device for a casting mold, which comprises a working table, side plates are mounted at two ends of the working table, first clamping grooves are formed in the upper ends of the side plates, hydraulic rods are mounted in the middles of the side plates, and pressing rods are arranged below the hydraulic rods. A positioning plate is installed at the output end of the hydraulic rod, and an inserting groove is formed in the lower portion of the positioning plate. When the mold needs to be replaced, the hydraulic rod shrinks to drive the mold on the positioning plate to move towards the side plate until the abutting rod penetrates through the inserting groove to extrude the positioning rod in the mold, the positioning rod is disengaged from the clamping connection with the inserting groove in the positioning plate, and at the moment, the mold needs to be replaced is located above the through groove; when a new mold needs to be replaced, the new mold is clamped to the first clamping groove in the side plate through the clamping strip, the new mold is moved downwards through the handle to be clamped to the second clamping groove in the positioning plate, the mold needing to be replaced abuts against the interior of the containing cavity, and at the moment, the new mold abuts out the mold needing to be replaced.

The application relates to the technical field of core shooting machines, and provides a core shooting machine and a core shooting method.The core shooting machine comprises a frame body, an upper mold fixing base arranged on the frame body, the upper mold fixing base being capable of fixing an upper mold; a lifting lower mold base arranged on the frame body in a lifting mode, the lifting lower mold base being located at the bottom of the upper mold fixing base, and the lifting lower mold base being capable of ascending to drive a lower mold to approach the upper mold and combine with the upper mold; an upper sand shooting mechanism arranged on the frame body in a moving mode, the upper sand shooting mechanism being capable of moving to approach the top of the upper mold fixing base and abutting against the top of the upper mold; and at least one side sand shooting mechanism arranged on the frame body in a moving mode, the side sand shooting mechanism being capable of moving to approach the side edge of the upper mold, and the side sand shooting mechanism and the upper sand shooting mechanism being capable of acting independently.The upper mold and the fixed upper mold provided by the application are capable of ascending, the upper sand shooting mechanism and the side sand shooting mechanism are arranged on the frame body in a moving mode, the vertical sand shooting machine and the horizontal sand shooting machine are combined, and the technical problem that the vertical sand shooting machine and the horizontal sand shooting machine cannot be simply combined in the prior art is solved.

The invention discloses a vertical parting molding machine and a molding method thereof, and belongs to the field of casting sand mold molding, the vertical parting molding machine comprises a rack, a cavity assembly used for manufacturing a sand mold is arranged on the rack, and molding mechanisms used for extrusion molding of the sand mold are arranged on the two sides of the cavity assembly respectively. A sand blasting cylinder used for blasting sand is arranged above the cavity assembly, and the sand blasting cylinder passes through a multifunctional adjusting mechanism with lifting, front-back deflection adjusting and left-right deflection adjusting functions; the modeling mechanism comprises a central pressing plate, the central pressing plate is connected with the lifting plate through a uniform pressure applying structure, and a pressing plate size adjusting structure is arranged around the central pressing plate. By the adoption of the vertical parting molding machine and the molding method thereof, the problem that according to an existing vertical parting molding machine, the sizes of the front pressing plate and the back pressing plate cannot be adjusted according to cavity assemblies of different sizes, and therefore molding of sand molds of different sizes is achieved can be solved.

The invention discloses a turbocharger shell sand box with a holding protection function, and relates to the technical field of casting, a sand box body is a double-layer box body, the sand box body is divided into an outer-layer box body and an inner-layer box body, and the vibration assembly comprises a bottom vibration part, a transmission part and a side edge vibration part; the bottom vibrating part is arranged between the outer-layer box body and the inner-layer box body, the bottom vibrating part is fixedly connected with the inner-layer box body, and the bottom vibrating part drives the inner-layer box body to reciprocate up and down through a driving device; the transmission parts are arranged on the two sides of the bottom vibration part, and the bottom vibration part drives the transmission parts to move synchronously; and the side edge vibrating pieces are arranged on the side edges of the outer-layer box body and the inner-layer box body, the side edge vibrating pieces are connected with the transmission pieces, and the bottom vibrating pieces move to drive the side edge vibrating pieces to vibrate the inner-layer box body through the transmission pieces, so that the molding sand can be uniformly distributed in the inner-layer box body.

This invention discloses a manual wet clay sand pneumatic mold, relating to the field of casting technology. It includes a base, a pair of side plates, a top plate, a sand-bearing plate, a cylinder, a support plate, a mold core, and a sprue core. The pair of side plates are vertically and parallelly arranged on the left and right sides of the base. The top plate is horizontally positioned on top of the pair of side plates. The sand-bearing plate is fixedly positioned on the upper surface of the top plate. The cylinder is fixedly positioned at the center of the upper surface of the base. The support plate is horizontally positioned and fixedly connected to the output end of the cylinder. This invention features a reasonable structural design and reliable component connections, effectively optimizing the operation process, reducing labor intensity, and improving the quality and consistency of sand mold forming.

The present application relates to a kind of green frozen sand mold additive manufacturing forming system equipment and method, including heat-insulated sealed printer shell;Detachable multifunctional printing platform;With temperature adjustment function's ink supply system;With heat insulation function's printing assembly;Adjustable sanding volume's sanding device;Adjustable interlayer refrigerator;Multi-material precooling sand mixing device;External control cooling and humidity refrigerating unit.The device of the present application is based on the principle of additive manufacturing, according to the designed three-dimensional digital model of casting, adopts interlayer cooling method to rapidly cool down and freeze the sprayed water-based ink, forms layer by layer, can quickly produce multi-material, green pollution-free, high-quality complex sand mold (core), meet the casting needs in many aspects, improve the performance and precision of casting, realize the high efficiency, high performance and green casting of complex casting.

The application discloses a shell manufacturing equipment for investment casting and a shell manufacturing process thereof, and relates to the technical field of investment casting equipment, which comprises a box body, a supporting assembly, a power assembly and a discharging assembly. Through-slots are arranged on the two sides of the box body, and conveying guide rails are arranged between the two through-slots in a penetrating mode. The bottom of the conveying guide rails is provided with the supporting assembly, the supporting assembly is provided with wax mold workpieces, the top of the supporting frame is fixedly provided with a first mounting disc, the supporting frame is uniformly mounted on the side surface of the first mounting disc, the power assembly is used for driving the rotation of the supporting assembly and adjusting the supporting angle of the supporting assembly, and the discharging assembly is used for uniformly providing sand in the box body. Through the cooperation of the supporting assembly and the telescopic and rotatable power assembly, the wax mold workpieces can be supported and rotated in the horizontal direction and supported and rotated in the upward tilting direction, and the wax mold workpieces can be uniformly sand-coated under the uniform sand discharging of the discharging assembly.

The utility model provides a roasting device for investment casting, which relates to the technical field of investment casting and comprises a device body, a placing groove is arranged on the surface of the top end of the device body, a lifting mechanism is arranged in the device body, and a U-shaped protective plate is connected and mounted at the top end of the lifting mechanism. And a first driving motor is arranged in the U-shaped protection plate, the output end of the first driving motor is connected and provided with a placing plate, the placing plate is installed in the placing groove, and the two sides of the placing groove are provided with a set of roasting mechanisms. According to the device, a to-be-roasted shell can be placed in a placement groove, then a protective door is closed, a roasting assembly and a first driving motor are started through a control panel to conduct roasting operation on the shell, the shell can be evenly rotated under the action of the first driving motor, and then roasting of the shell can be more uniform; and the roasting efficiency is indirectly improved.

The invention relates to the technical field of mold manufacturing, and discloses a rapid forming mold sample plate manufacturing device which comprises a rack mechanism, transverse grooves are formed in the front side and the rear side of the interior of the rack mechanism, and a transmission motor is installed on the right side of the rack mechanism. In order to solve the problem that in the prior art, molding sand needs to be manually filled into a mold cavity of a mold, but due to the fact that filling is not compact, large gaps exist in the molding sand easily in the manufacturing mode, through cooperative linkage of all mechanical parts, the problems existing in manual molding sand filling in the prior art are effectively solved, and the production efficiency is improved. After the clamping push rod pushes the clamping plate assembly to fix the mold assembly, the transmission motor drives the transmission screw to enable the movable support to move, and precise transfer of the mold assembly is achieved in cooperation with the displacement assembly and the rotating motor. The cleaning motor drives the brush assembly to rotate, the inner cavity of the mold assembly is cleaned under cooperation of the adjusting push rod, and the situation that residues affect molding sand filling is avoided.

This invention relates to the field of casting equipment technology, specifically disclosing a pump and valve casting demolding device, including a recovery box. A crossbeam is fixedly installed on the recovery box, with the crossbeam near the center. A bearing structure is fixedly installed on the crossbeam, and a limiting structure is fixedly installed on the bearing structure. A loading unit is detachably installed on the bearing structure, and the loading unit is fixed by the limiting structure. A detachment structure is detachably installed on the limiting structure. Through the sealing and fitting design of the loading unit and the precise pushing design of the detachment structure, after the bottom of the box separates from the outer casing, the molding sand automatically scatters and is recovered, and the casting is smoothly moved out by the directional pushing of the pusher plate, completely solving the problem of difficult casting removal under the lost foam casting process.

This invention relates to the field of molding machine technology and discloses a molding machine for the rear axle housing of a three-wheeled motorcycle. It includes an electrical control cabinet, with a vibration assembly and a compaction assembly on one side of the cabinet. A vibration piston is installed inside the inner cylinder, and a support plate is connected to the vibration piston. A compaction plate is connected to one end of the rotating arm. Compaction cylinders are symmetrically arranged on both sides of the vibration cylinder. A mold-lifting rod is connected to the telescopic rod end of the compaction cylinder, and the top end of the mold-lifting rod is connected to the bottom surface of the support plate. The mold-lifting assembly separates the sand box and the mold template upon activation. It also includes a transfer platform located on one side of the vibration cylinder. This invention, through the linkage structure of the vibration cylinder and the compaction cylinder, allows the vibration piston to drive the support plate in high-frequency vibration, while the compaction cylinder provides stable support to the bottom of the support plate via the mold-lifting rod. This concentrates the vibration force on the molding sand inside the sand box, preventing the support plate from shifting during vibration and ensuring the uniformity of the sand mold density for the rear axle housing.

The utility model discloses an adjustable modeling platform for preventing the deformation of a large gold mold base, which relates to the technical field of modeling platforms, and comprises a modeling platform, the modeling platform consists of an adjusting table group and a body, the middle of the body is provided with a groove matched with the adjusting table for use, and a height adjusting component is arranged between the adjusting table group and the groove. According to the device, the height of the first adjusting table and the height of the two second adjusting tables are adjusted through the height adjusting assembly, so that the middle position of the platform protrudes, the bottom face of a foam model is concave in the middle before molding, part of the middle-protruding deformation of the bottom face after pouring is counteracted, the bottom face of a gold mold base is smooth, or the deformation is controlled within the range of the machinable amount, and casting scrap is reduced.

The application provides a sand box vibration device and method based on V-method casting, relates to the technical field of sand box vibration devices, and also relates to a sand box vibration method. The sand box vibration device comprises a sand spraying device, a conveying track arranged at the bottom of the sand spraying device, a conveying mechanism capable of moving on the conveying track, a vibration mechanism arranged at the top of the conveying mechanism, and a placing mechanism arranged at the top of the vibration mechanism. The upper end surface of the placing mechanism is provided with a sand box for storing dry sand. The conveying mechanism comprises a track trolley. The top of the track trolley is fixed with a spherical rubber support seat for supporting the vibration mechanism. The vibration mechanism comprises a box body fixed at the top of the spherical rubber support seat. A rack is fixed at the central position in the box body. A second servo motor is horizontally fixed on the rack. The sand box vibration amplitude can be adjusted, and the vibration amplitude of the placing mechanism cannot be adjusted.

The invention relates to the technical field of 3D sand mold printing, and provides high-precision 3D sand mold printing equipment which comprises a cleaning box, a sand box and a sand unloading mechanism, the cleaning box is used for containing the sand box, and sand unloading holes are formed in the two side walls of the sand box; the sand unloading mechanism has an initial state and a sand unloading state; in the initial state, the bearing plate, the connecting plate and the blocking plates are all attached to the bottom wall of the sand box, and the two blocking plates block the sand unloading hole. In the sand unloading state, the bearing plate can ascend and drive the blocking plate to slide into the sand box, so that the blocking plate is separated from and opens the sand unloading hole, and sand unloading is conducted. Compared with a traditional sand cleaning mode that a negative pressure pipe is manually operated, the sand discharging holes in the two sides of the sand box can be opened at a time, loose sand can flow out rapidly, and the sand cleaning time is greatly shortened. And an operator only needs to clean a very small amount of loose sand possibly remained in the sand box subsequently, so that the sand cleaning efficiency is improved. Through the technical scheme, the technical problem of low sand cleaning efficiency of a traditional sand cleaning mode of manually operating a negative pressure pipe in the related technology is solved.

The invention relates to the technical field of sand casting, and discloses an efficient sand casting device for aluminum alloy castings. The pouring mechanism is used for pouring the sand; the fixing mechanism is used for fixing the sand barrel; the limiting mechanism is used for fixing the template; the efficient sand mold casting device comprises a bottom plate, a pouring mechanism is arranged on the upper surface of the bottom plate, a fixing mechanism is arranged on the upper surface of the bottom plate, a limiting mechanism is arranged on the upper surface of the bottom plate, and the pouring mechanism comprises a positioning rod. The bidirectional rotating motor drives the frame body to move up and down, the supporting plate is controlled to drive the sand barrel to incline, the sand barrel inclines towards the right side when the frame body is upward, the sand dumping function is achieved, and meanwhile in the dumping process, the sand in the sand barrel is fully stirred through the elastic rotating rod and the elastic stirring rod.

The invention discloses an axially split pump shell casting forming process and equipment, and relates to the technical field of casting forming. The core of the equipment is turnover equipment, and the turnover equipment conveys a sand box to a fluted disc station through a movable seat driven by a first motor; a supporting seat driven by a second motor drives an inserting rod to be inserted into inserting grooves of upper and lower supporting plates, so that rigid clamping and fixing of the sand box are realized; and then the third motor drives the fluted disc to synchronously rotate by 180 degrees to drive the locked sand box-supporting plate to integrally and stably turn over, and drawing is completed. The matching process mainly comprises the steps of sand filling and molding, automatic overturning and resetting of a sand box, core manufacturing and setting, box closing and pouring and subsequent treatment which are carried out by utilizing the equipment. According to the invention, the rigidity and multi-point locking of the sand box are realized, no shaking and no impact are ensured in the overturning process, and the shakeout defect caused by traditional hoisting overturning is fundamentally avoided; the whole process is automatically operated, safety and efficiency are achieved, the casting cavity quality and the product percent of pass are remarkably improved, and the device is suitable for stable production of axially split pump shells and other large complex castings.