12results about How to "Improve die casting efficiency" patented technology

The invention relates to the technical field of die-casting machines, in particular to an automobile part die-casting machine capable of reducing heat residue, which comprises a die-casting machine body, the die-casting machine body comprises a base, a machine body and a die-casting assembly, the bottom of the machine body is fixedly connected with one end of the top of the base, and the die-casting assembly comprises an upper die, a turntable and a plurality of lower dies; the upper mold is installed on the machine body in a vertically movable mode, the rotating disc is installed on the top of the base in a horizontally rotating mode, the multiple lower molds are circumferentially distributed on the rotating disc, the bottoms of the lower molds penetrate through the rotating disc and are fixedly connected with the rotating disc, and the heat conversion assembly comprises an operation table, a chassis and a reverse linkage mechanism. In order to make full use of the heat exchange performance of cooling liquid, the chassis rotates clockwise while rotating anticlockwise through the reverse linkage mechanism, the cooling liquid and the lower die coaxially and reversely rotate, circulation is formed, the die is cooled and preheated, the die casting efficiency can be improved, and adhesion is prevented.

The utility model belongs to the technical field of casting dies, and particularly relates to a machining die for metal castings, which comprises a base, a radiating module is arranged above the base, two liftable lower die holders and an upper die holder are respectively arranged above the base, two sides of the upper die holder are provided with die cavities, and the die cavities are communicated with the radiating module. The upper die holder is fixed on the base, the upper die holder is matched with the two lower die holders through overturning, a mounting frame is fixed on the base, the heat dissipation modules are mounted on the mounting frame, the number of the heat dissipation modules is two, the heat dissipation modules directly face the lower die holders and the upper die holder, and a supporting plate is arranged on the base; firstly, the upper die base is arranged to be of a double-face structure to be matched with the two lower die bases, the pouring efficiency can be guaranteed, the temperature of a die plate which is not subjected to die casting can be lowered to the proper temperature, and therefore the die casting efficiency and efficiency of each time are guaranteed; and the lifting lower mold base is matched with the demolding plate, so that the demolding work of the part is facilitated, and the purpose of improving the working efficiency is achieved.

The utility model relates to the technical field of die castings, and provides an automatic reloading die casting heat treatment device which comprises a first baffle, a smelting furnace is fixedly installed at the bottom of a protective cover, a plurality of material storage tanks are arranged above the first baffle, discharging assemblies are arranged at the bottoms of the material storage tanks, a sealing assembly is installed in the protective cover, and the protective cover is internally provided with a sealing assembly. According to the die-casting raw material conveying device, die-casting raw materials of different materials can be replaced and conveyed through the multiple storage tanks, when one die-casting raw material needs to be conveyed, the electromagnetic valve at the bottom of one storage tank is started, die-casting raw material particles in the storage tanks fall onto the second conveying belt under the action of gravity, and then the die-casting raw materials are conveyed. And then the weight of the die-casting raw material particles is sensed through the weight sensor, when the weight reaches a preset value, the electromagnetic valve is closed through the controller, then the second driving motor is started to drive the die-casting raw material particles to be conveyed and fall onto the first conveying belt, and therefore the amount of the injected die-casting raw material particles is quantitatively controlled.

The invention discloses an automatic assembly system for brake shoe iron sheets, which comprises a feeding mechanism for feeding iron sheets; the receiving mechanism is connected with the tail end of the feeding mechanism and used for limiting the stroke of the iron sheet; and the die-casting mechanism comprises a power arm and a gripper, the gripper is provided with a plurality of insert assemblies, and the insert assemblies are used for obtaining the two iron sheets from the material receiving mechanism at the same time. According to the arrangement, iron sheets enter the material receiving structure from the feeding mechanism, the power arm drives the gripper to obtain the iron sheets from the material receiving mechanism, in the process, the insert assembly obtains two iron sheets from the material receiving structure at the same time, the power arm drives the gripper to enter the die casting equipment for die casting, and the two iron sheets are die-cast into a brake shoe at the same time at a time; the die-casting efficiency is improved, the two iron sheets are pressed into the brake shoe at the same time, the die-casting consistency of the two iron sheets is guaranteed, and the rate of finished products is improved. The invention further discloses an automatic assembly method of the brake shoe iron sheet.

The present invention relates to the technical field of aluminum alloy die-casting, and more particularly to a silicon nitride-bonded silicon carbide ceramic feed tube for aluminum alloy die-casting and a preparation method thereof. The silicon nitride-bonded silicon carbide ceramic feed tube for aluminum alloy die-casting has an annular structure with an open ring wall. The tube is made of silicon nitride-bonded silicon carbide ceramic and is prepared from 45 to 85 parts by weight of a mixed powder, 3 to 10 parts by weight of a reinforcing agent, and 15 to 40 parts by weight of a conditioning agent solution; the mixed powder comprises elemental silicon powder, silicon nitride powder, and silicon carbide powder. Due to the in-situ SiTi2N4 reinforcement phase, the feed tube exhibits excellent wear resistance, thermal shock resistance, and low thermal conductivity, making it adaptable to the service environment of ultra-high pressure casting machines and significantly improving the production efficiency of high-pressure casting machines. The reduced thermal conductivity of the ceramic material reduces heat loss, enhances the temperature control capability of the aluminum alloy fluid within the feed tube, and ensures the product's high performance and stability.

The utility model provides a die-casting die capable of demoulding quickly, which relates to the technical field of die-casting dies and comprises a lower die mechanism, an upper die mechanism is arranged at the top of the lower die mechanism, first fastening mechanisms are mounted on two sides of the upper die mechanism, a second fastening mechanism is arranged on the front side of the upper die mechanism, and the lower die mechanism comprises a lower die. A liquid injection hole is formed in the position, close to the front side, of the bottom of the lower mold. According to the utility model, after the first air cylinder and the second air cylinder are started, the positioning block with the hole and the insertion block are pulled outwards through the first connecting rod and the second connecting rod, at the moment, the positioning block with the hole is separated from the fastening column, and the insertion block is separated from the fastening groove in the front side of the lower mold core, so that the decomposition of the lower mold and the upper mold is completed; the die-casting die is reasonable in overall structure, simple in fixing mode after die assembly and high in firmness, has a rapid demolding function and can greatly improve the die-casting efficiency.

This utility model relates to the technical field of steel structure die casting molding device, and discloses a die casting molding device for steel structure production, including a U-shaped bracket, with a support column fixedly connected to the bottom of the inner wall of the U-shaped bracket. By pressing a button, a spring is compressed, causing a limiting block to slide along the inner wall of the second limiting groove, thereby disengaging the limiting rack ring from the limiting rack groove. The rack then enters the interior of the third limiting groove. Rotating the button drives the gear through the limiting rack ring, causing the rack to continue moving inward until the second die casting mold and the first die casting mold are fully in contact. Releasing the button allows the limiting rack ring to re-engage with the button under the action of the spring, firmly fixing the first and second die casting molds together. This prevents molten steel from flowing out of the die casting mold during cooling, affecting the post-die casting performance and avoiding the need for correction of irregular parts after die casting, thus improving die casting efficiency.

The utility model relates to an M-shaped sealing ring die casting. The M-shaped sealing ring die casting comprises a connecting piece, a die-casting connecting plate is arranged at the lower end of the connecting piece, a die-casting head is arranged on the die-casting connecting plate, and the die-casting head on the die-casting connecting plate vertically moves downwards under the driving of the connecting piece; a supporting upper plate is arranged on the bottom plate, a placing piece is arranged on the supporting upper plate, and the placing piece is matched with the vertically downward die-casting head; the lower end of the die-casting head is sequentially provided with pressing heads and pressing grooves, and the pressing heads and the pressing grooves are distributed alternately and form an M shape. Through mutual cooperation of the die-casting head and the placing piece, the material is die-cast to be in an M shape, the die-casting efficiency is high, the M-shaped sealing ring is die-cast, and the sealing performance and the abrasion resistance of the sealing ring are improved.

The invention relates to the technical field of die casting equipment, in particular to lamp shell die casting equipment capable of eliminating air holes, which comprises a base, a bracket is fixedly mounted on the surface of the base, three groups of linearly distributed cylinders are mounted at the top of the bracket, and a material injection head, a movable die and a fixed plate are fixedly mounted at the output ends of the cylinders respectively; a suction cup is fixedly installed on the bottom face of the fixing plate. According to the die-casting die, through cooperation of the sliding blocks and the sliding rails, the stability of the fixed die structure is further enhanced, air retention in a die cavity or gas mixing into a die-casting piece caused by die shaking is prevented, in the die-casting process, the pump body on the movable die side communicates with the exhaust groove in the fixed die through the connecting pipe, redundant gas in the die can be exhausted in time, and the die-casting quality is improved. Not only can gas in the die cavity be quickly exhausted, but also the sealing performance and the density of a finished product are greatly improved, so that the problem of air hole defects on the surface and inside of the product is obviously reduced.

The utility model relates to the technical field of die casting equipment, and discloses a discharging assembly of a hot chamber die casting machine, which comprises a rack, an ejection mechanism arranged on the rack and a material melting chamber, the ejection mechanism is connected with a movable die table, the material melting chamber is connected with a static die table, the movable die table and the static die table are positioned on the same horizontal plane, and the movable die table and the static die table are positioned on the same horizontal plane. A die-casting chamber is formed between the movable die table and the static die table, a material taking assembly is arranged on one side of the die-casting chamber and comprises two mechanical arms which are symmetrically arranged up and down, transmission rods are fixedly connected to the mechanical arms, and a supporting frame is arranged on one side of the die-casting chamber. And a driving assembly for controlling the two transmission rods to synchronously and reversely move so as to control the two manipulators to get close to each other to grab the die casting is arranged on the supporting frame. The automatic discharging device can automatically take and discharge die castings produced by the hot chamber die casting machine, completes automatic discharging, and has the effect of improving the die casting efficiency and the product quality.

This invention discloses a core-pulling type oil pump die-casting mold and its forming method, belonging to the field of die-casting mold technology. During the forming process of the oil pump housing, the main cavity of the oil pump housing is formed by the cooperation of an upper insert block, a lower forming seat, a first protrusion, a second protrusion, and a third protrusion; the pipe section of the oil pump housing is formed by the cooperation of a first core-pulling block and a second core-pulling block; the outer wall surface of the oil pump housing is formed by the cooperation of a front forming block, a left forming block, a right forming block, an upper mold core, and a lower mold core; and the mounting holes of the oil pump housing are formed by the cooperation of the various components. This integrated forming of the oil pump housing not only effectively improves die-casting efficiency and ensures the production efficiency of the oil pump housing, but also, through the reasonable configuration of the size, shape, and position of the mold core, allows for smooth demolding of the oil pump housing, effectively reducing damage to the oil pump housing and ensuring the finished product quality and yield.

The invention relates to the technical field of die-casting dies, in particular to a die for die-casting a metal structural part. Comprising a female die and a male die corresponding to the female die; the concave part of the female die is matched with the convex part of the male die to form a cavity; cooling runners are arranged in the female mold and the male mold; the interior and the outer side of the cavity are connected with an exhaust hole and a material injection pipe; a first supporting mold is arranged on one side, deviating from the male mold, of the female mold in a contact manner; a first guide rod is fixedly connected to one side, deviating from the male mold, of the female mold; the first supporting mold is separated from the female mold, so that the cooling liquid in the cooling flow channel does not need to absorb heat of the first supporting mold, and similarly, the cooling liquid in the cooling flow channel does not absorb heat of the second supporting mold, so that the cooling liquid in the cooling flow channel does not absorb heat of the second supporting mold under the condition that the cooling liquid in the whole cooling flow channel absorbs less heat; and the cooling speed of the metal in the cavity is increased, so that the molten metal in the cavity can be cooled and solidified more intensively, and then the die casting efficiency is improved.