阅读说明：本技术 一种铝液定量分配系统 (Aluminum liquid quantitative distribution system ) 是由 罗杨漾 罗宏伟 于 2019-10-11 设计创作，主要内容包括：本发明公开了一种铝液定量分配系统,它包括基座,基座上设有储槽和支撑架,支撑架位于储槽的侧面,支撑架的一端与基座固定连接,支撑架的另一端设有斜面,支撑架上设有斜面的一端到基座的距离大于储槽开口端到基座的距离,斜面上设有若干个定量抽取组件,定量抽取组件的一端与斜面可拆卸连接,定量抽取组件的另一端位于储槽内且设有抽取口,储槽上设有若干个与定量抽取组件相对应的浇嘴,若干个浇嘴均位于储槽的外侧面上,定量抽取组件上设有浇注管,定量抽取组件通过浇注管与浇嘴相连通。本发明的有益效果是：能将铝液同时浇注于多个铝铸模内；提高铝锭铸造的质量；铝液分配精准；设备安全可靠性高。(The invention discloses an aluminum liquid quantitative distribution system which comprises a base, wherein a storage tank and a support frame are arranged on the base, the support frame is positioned on the side surface of the storage tank, one end of the support frame is fixedly connected with the base, the other end of the support frame is provided with an inclined surface, the distance from one end, provided with the inclined surface, of the support frame to the base is larger than the distance from the opening end of the storage tank to the base, the inclined surface is provided with a plurality of quantitative extraction assemblies, one end of each quantitative extraction assembly is detachably connected with the inclined surface, the other end of each quantitative extraction assembly is positioned in the storage tank and provided with an extraction opening, the storage tank is provided with a plurality of pouring nozzles corresponding to the quantitative extraction assemblies, the pouring nozzles are all positioned on the outer side. The invention has the beneficial effects that: aluminum liquid can be poured into a plurality of aluminum casting molds at the same time; the quality of aluminum ingot casting is improved; the aluminum liquid is accurately distributed; the equipment has high safety and reliability.)

1. A quantitative aluminum liquid distribution system is characterized by comprising a base (1), wherein a storage tank (2) and a support frame (3) are arranged on the base (1), the support frame (3) is positioned on the side face of the storage tank (2), one end of the support frame (3) is fixedly connected with the base (1), the other end of the support frame (3) is provided with an inclined plane (4), the distance from one end, provided with the inclined plane (4), of the support frame (3) to the base (1) is larger than the distance from the open end of the storage tank (2) to the base (1), the inclined plane (4) is provided with a plurality of quantitative extraction assemblies (5), one end of each quantitative extraction assembly (5) is detachably connected with the inclined plane (4), the other end of each quantitative extraction assembly (5) is positioned in the storage tank (2) and is provided with an extraction opening, the storage tank (2) is provided with a plurality of pouring nozzles (6) corresponding, the pouring nozzles (6) are located on the outer side face of the storage tank (2), the quantitative extraction assembly (5) is provided with a pouring pipe (7), and the quantitative extraction assembly (5) is communicated with the pouring nozzles (6) through the pouring pipe (7).

2. The molten aluminum quantitative distribution system of claim 1, wherein a plurality of quantitative extraction assemblies (5) are uniformly distributed along the length direction of the storage tank (2), the quantitative extraction assemblies (5) comprise a first cylinder (8), a piston rod (9) and a measuring cylinder (10), the first cylinder (8) is mounted on the inclined surface (4), the measuring cylinder (10) is detachably connected with the inner side surface of the storage tank (2), the cross section of the storage tank (2) is V-shaped, the inclination of the side surface of the storage tank (2) connected with the measuring cylinder (10) is the same as that of the inclined surface (4), one end of the piston rod (9) is connected with the first cylinder (8), the other end of the piston rod (9) is positioned in the measuring cylinder (10) and is in sealed sliding connection with the inner wall of the measuring cylinder (10), one end of the measuring cylinder (10) is connected with the first cylinder (8) through the piston rod (9), the extraction mouth is located the other end of graduated flask (10), extraction mouth department is equipped with motorised valve (11), motorised valve (11) can be dismantled with graduated flask (10) and be connected, pouring tube (7) are located the lateral wall of graduated flask (10) and are located the one end that is close to the extraction mouth, piston rod (9) are located the one end of keeping away from the extraction mouth, graduated flask (10) run through storage tank (2) through pouring tube (7) and are linked together with watering mouth (6).

3. The molten aluminum quantitative distribution system of claim 2, wherein the storage tank (2) is provided with a through hole (12) matched with the pouring tube (7), a sealing ring is arranged in the through hole (12), and the pouring tube (7) is hermetically connected with the through hole (12) through the sealing ring.

4. The molten aluminum quantitative distribution system according to claim 1 or 2, wherein the casting nozzle (6) comprises a casting nozzle main body (13) and a gear (14), the casting nozzle main body (13) is located at one end of the gear (14), the casting nozzle main body (13) is located at the edge of the gear (14), the other end of the gear (14) is rotatably connected with the storage tank (2), a runner (15) matched with the casting pipe (7) is arranged on the gear (14), the casting pipe (7) is communicated with the casting nozzle (6) through the runner (15), a rack (16) matched with the gear (14) is slidably connected on the storage tank (2), the rack (16) is respectively engaged with the gears (14) on a plurality of casting nozzles (6), a sliding block (17) is arranged on the rack (16), a cylinder (18) and a sliding rail (19) matched with the sliding block (17) are arranged on the storage tank (2), the rack (16) is connected with the sliding rail (19) in a sliding mode through the sliding block (17), and the output end of the second air cylinder (18) is fixedly connected with the end portion of the rack (16).

5. The molten aluminum quantitative distribution system of claim 4, characterized in that one end of the gear (14) rotatably connected with the storage tank (2) is provided with a flange (20), the storage tank (2) is provided with a rotating groove (21) matched with the flange (20), the gear (14) is installed in the rotating groove (21) through the flange (20), and the gear (14) is rotatably connected with the storage tank (2) through the flange (20) in a sealing manner.

6. The molten aluminum quantitative distribution system according to claim 1 or 2, wherein a plurality of retaining rings (22) corresponding to the measuring cylinder (10) are arranged on the storage tank (2), a groove (23) matched with the retaining rings (22) is arranged on the measuring cylinder (10), the retaining rings (22) comprise a connecting block (24) and two fasteners (25), the fasteners (25) are arc-shaped, the two fasteners (25) are respectively located at two ends of the connecting block (24), one end of one fastener (25) is hinged to the connecting block (24), the other end of the one fastener is provided with a latch (26), one end of the other fastener (25) is hinged to the connecting block (24), the other end of the other fastener is provided with a clamping groove (27) matched with the latch (26), and the connecting block (24) is fixedly connected with an opening end of the storage tank (2).

7. The molten aluminum quantitative distribution system of claim 6, wherein the latch (26) comprises a connecting column (28) and a ball body (29), one end of the connecting column (28) is fixedly connected with the fastener (25), the other end of the connecting column (28) is fixedly connected with the ball body (29), and the ball body (29) is made of iron.

8. The molten aluminum quantitative distribution system of claim 7, wherein the cross section of the clamping groove (27) is U-shaped, a magnet (30) matched with the outer surface of the sphere (29) is arranged at the bottom of the clamping groove (27), a plurality of T-shaped grooves (31) are formed in the inner side wall of the clamping groove (27), spring steel sheets (32) are arranged in the T-shaped grooves (31), two ends of each spring steel sheet (32) are located in the T-shaped grooves (31), the middle portion of each spring steel sheet (32) is U-shaped and is arranged outside the T-shaped grooves (31), the middle portion of each spring steel sheet (32) is located at the connecting position of the connecting column (28) and the sphere (29), and the maximum width of each T-shaped groove (31) is larger than the distance between the two ends of each spring steel sheet (32).

Technical Field

The invention relates to the technical field of aluminum ingot casting, in particular to a quantitative aluminum liquid distribution system.

Background

In the process of casting aluminum ingots, the aluminum liquid distributor is a core device of an aluminum ingot casting machine, liquid aluminum flows into an aluminum ingot casting mold to control the weight of a single aluminum ingot, and the quality of the aluminum liquid distributor directly influences the quality of finished products. At present, the aluminum liquid distributors are various in types, such as a stopper type distributor, a circular wheel type distributor, a turnover type distributor and the like, are common, the aluminum liquid distributors of the types are developed earlier, but the research on the application aspect of the automatic casting line of the small deoxidized aluminum blocks is insufficient. Although the circular wheel type aluminum liquid distributor is developed mature and widely applied, the designed pouring amount is large, and the circular wheel type aluminum liquid distributor is not suitable for accurate automatic pouring of small deoxidized aluminum blocks; the turnover type aluminum liquid distributor is only suitable for casting large aluminum ingots, but also not suitable for automatically pouring small deoxidized aluminum blocks, the amount of aluminum liquid conveyed into an aluminum casting mold cannot be accurately controlled in the current aluminum ingot casting process, meanwhile, because aluminum is very active metal, the aluminum liquid is easy to react with oxygen to generate an oxide film, the oxide film is compact in structure and floats on the surface of the aluminum liquid, and the oxide film on the surface is easy to bring into a pouring nozzle in the process of transferring the aluminum liquid into the pouring nozzle, so that the quality of the aluminum ingots is influenced; in addition, most of the prior art adopts the mode that after one aluminum casting mold is filled, the conveyor belt moves forward, the distributor moves to a certain position, the aluminum liquid flowing out of the next casting nozzle is injected into the other aluminum casting mold, only one casting can be carried out at the same time, and the working efficiency is low.

Disclosure of Invention

The invention provides an aluminum liquid quantitative distribution system which can simultaneously pour aluminum liquid into a plurality of aluminum casting molds, aiming at overcoming the defect that the aluminum liquid can only be poured singly through a pouring nozzle in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides an aluminium liquid ration distribution system, it includes the base, be equipped with storage tank and support frame on the base, the support frame is located the side of storage tank, the one end and the base fixed connection of support frame, the other end of support frame is equipped with the inclined plane, the distance that the one end that is equipped with the inclined plane on the support frame is greater than the distance of storage tank open end to the base, be equipped with a plurality of ration extraction subassembly on the inclined plane, the one end and the inclined plane of ration extraction subassembly can be dismantled and be connected, the other end that the ration extracted the subassembly is located the storage tank and is equipped with the extraction mouth, be equipped with a plurality of and the corresponding pouring nozzle of ration extraction subassembly on the storage tank, a plurality of pouring nozzle all is located the lateral surface of storage tank, be equipped with the pouring.

Be equipped with storage tank and support frame on the base, the support frame is located the side of storage tank, the one end and the base fixed connection of support frame, the other end of support frame is equipped with the inclined plane, the one end that is equipped with the inclined plane on the support frame is greater than the distance of storage tank open end to base to the distance of base, be equipped with a plurality of ration extraction subassembly on the inclined plane, the one end and the inclined plane of ration extraction subassembly can be dismantled and be connected, the other end of ration extraction subassembly is located the storage tank and is equipped with the extraction mouth, be equipped with a plurality of and the corresponding pouring nozzle of ration extraction subassembly on the storage tank, a plurality of pouring nozzle all is located the lateral surface of storage tank. The quantitative extraction assemblies work simultaneously, a certain amount of aluminum liquid required by extraction is extracted from the storage tank through the extraction ports, and the aluminum liquid is poured into the aluminum casting mold through the corresponding pouring nozzles, so that the purpose of pouring the aluminum liquid into the aluminum casting molds at the same time is achieved.

Preferably, the quantitative extraction assemblies are uniformly distributed along the length direction of the storage tank and comprise a first cylinder, a piston rod and a measuring cylinder, the first cylinder is installed on the inclined plane, the measuring cylinder is detachably connected with the inner side face of the storage tank, the cross section of the storage tank is in a V shape, the side gradient of the measuring cylinder connected to the storage tank is the same as the gradient of the inclined plane, one end of the piston rod is connected with the first cylinder, the other end of the piston rod is located in the measuring cylinder and is in sealing sliding connection with the inner wall of the measuring cylinder, one end of the measuring cylinder is connected with the first cylinder through the piston rod, the extraction opening is located at the other end of the measuring cylinder, an electric valve is arranged at the extraction opening, the electric valve is detachably connected with the measuring cylinder, the pouring pipe is located on the side wall of the measuring cylinder and is located at one end close to the extraction. In an initial state, the liquid level of the aluminum liquid in the storage tank is ensured to be positioned above the extraction opening, so that an oxide film at the liquid level of the aluminum liquid is prevented from being sucked into the measuring cylinder, the casting quality of aluminum ingots is improved, and meanwhile, the piston rod is positioned at the extraction opening; opening an electric valve and a first cylinder, drawing a piston rod by the first cylinder to move upwards, generating negative pressure in the measuring cylinder to draw the aluminum liquid in the storage tank into the measuring cylinder, then closing the electric valve, pushing the piston rod by the first cylinder to move downwards, and injecting the aluminum liquid in the measuring cylinder into a pouring nozzle through a pouring pipe; the stroke of the first cylinder determines the amount of the extracted aluminum liquid, the relation can be obtained through experimental data of multiple tests, and when the required amount of the aluminum liquid needs to be extracted, the corresponding stroke of the first cylinder is set, so that the quantitative distribution of the aluminum liquid is realized.

Preferably, the storage tank is provided with a through hole matched with the pouring tube, a sealing ring is arranged in the through hole, and the pouring tube is hermetically connected with the through hole through the sealing ring. The design is favorable for preventing the aluminum liquid in the storage tank from flowing into the pouring nozzle from the gap between the through hole and the pouring pipe, thereby improving the accuracy of controlling the amount of the aluminum liquid.

Preferably, the pouring nozzle comprises a pouring nozzle main body and a gear, the pouring nozzle main body is located at one end of the gear, the pouring nozzle main body is located at the edge of the gear, the other end of the gear is rotatably connected with the storage tank, a runner matched with the pouring pipe is arranged on the gear, the pouring pipe is communicated with the pouring nozzle through the runner, a rack matched with the gear is slidably connected onto the storage tank, the rack is respectively meshed with the gears on the plurality of pouring nozzles, a sliding block is arranged on the rack, a second cylinder and a sliding rail matched with the sliding block are arranged on the storage tank, the rack is slidably connected with the sliding rail through the sliding block, and the output end of the second. In the initial state, the runner in the gear is not communicated with the pouring pipe, when the first cylinder pushes the piston rod to move downwards, the electric valve is closed, the second cylinder drives the rack to move, the rack drives the gear to rotate, then the runner in the gear is communicated with the pouring pipe, and at the moment, the aluminum liquid in the measuring cylinder enters the pouring nozzle through the pouring pipe and is sprayed into the aluminum casting mold by the pouring nozzle.

Preferably, one end of the gear, which is rotatably connected with the storage tank, is provided with a flanging, the storage tank is provided with a rotating groove matched with the flanging, the gear is arranged in the rotating groove through the flanging, and the gear is rotatably connected with the storage tank in a sealing manner through the flanging. The design is favorable for the gear to rotate around the central shaft under the driving of the rack, so that the runner can deviate or be communicated with the pouring pipe, and the closing and the opening of the pouring nozzle are realized.

Preferably, the storage tank is provided with a plurality of retaining rings corresponding to the measuring cylinder, the measuring cylinder is provided with a groove matched with the retaining rings, each retaining ring comprises a connecting block and two fasteners, the fasteners are arc-shaped and are respectively positioned at two ends of the connecting block, one end of one fastener is hinged with the connecting block, the other end of the one fastener is provided with a clamping lock, one end of the other fastener is hinged with the connecting block, the other end of the other fastener is provided with a clamping groove matched with the clamping lock, and the connecting block is fixedly connected with the opening end of the storage tank. The snap ring is matched with the clamping groove through the clamping lock, so that the measuring cylinder is convenient to disassemble and assemble.

Preferably, the clamping lock comprises a connecting column and a ball body, one end of the connecting column is fixedly connected with the fastener, the other end of the connecting column is fixedly connected with the ball body, and the ball body is made of iron.

Preferably, the cross section of the clamping groove is U-shaped, a magnet matched with the outer surface of the ball body is arranged at the bottom of the clamping groove, a plurality of T-shaped grooves are formed in the inner side wall of the clamping groove, spring steel sheets are arranged in the T-shaped grooves, the two ends of each spring steel sheet are located in the T-shaped grooves, the middle portions of the spring steel sheets are U-shaped and are arranged outside the T-shaped grooves, the middle portions of the spring steel sheets are located at the connecting positions of the connecting columns and the ball body, and the maximum width of each T-shaped groove is larger than the. The spheroid and the magnet on the kayser attract each other, advance the kayser card chucking in the draw-in groove, and the mid portion of spring steel sheet is located spliced pole and spheroidal junction, is favorable to preventing that cylinder one from making the spheroid produce not hard up magnet that breaks away from in the course of the work, plays certain limiting displacement to the spheroid for the cooperation of kayser and draw-in groove is more stable, improve equipment's fail safe nature.

The invention has the beneficial effects that: the plurality of quantitative extraction assemblies work simultaneously, so that the aluminum liquid is poured into a plurality of aluminum casting molds simultaneously; in the initial state, the liquid level of the aluminum liquid in the storage tank is ensured to be positioned above the extraction port, so that an oxide film at the liquid level of the aluminum liquid is prevented from being sucked into the measuring cylinder, and the quality of aluminum ingot casting is improved; when the required amount of aluminum liquid needs to be extracted, only a corresponding stroke of the cylinder needs to be set, so that quantitative and accurate distribution of the aluminum liquid is realized; the equipment has high safety and reliability.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view showing a connection structure of the storage tank to the measuring cylinder and the pouring nozzle, respectively;

FIG. 3 is a schematic view of the mounting arrangement of the nozzle and the rack;

FIG. 4 is a schematic structural view of a measuring cylinder;

FIG. 5 is a schematic view of the buckle;

FIG. 6 is a schematic view of the cooperating mounting structure of the latch and the slot.

In the figure: 1. the casting device comprises a base, 2 parts of a storage tank, 3 parts of a support frame, 4 parts of an inclined plane, 5 parts of a quantitative extraction component, 6 parts of a casting nozzle, 7 parts of a casting pipe, 8 parts of a cylinder I, 9 parts of a piston rod, 10 parts of a measuring cylinder, 11 parts of an electric valve, 12 parts of a through hole, 13 parts of a casting nozzle main body, 14 parts of a gear, 15 parts of a flow channel, 16 parts of a rack, 17 parts of a sliding block, 18 parts of a cylinder II, 19 parts of a sliding rail, 20 parts of a flanging, 21 parts of a rotating groove, 22 parts of a snap ring, 23 parts of a groove, 24 parts of a connecting block, 25 parts of a fastener, 26 parts of a snap lock, 27 parts of a clamping groove, 28 parts.

Detailed Description

The invention is further described with reference to the following figures and detailed description.

In the embodiment shown in fig. 1, an aluminum liquid quantitative distribution system comprises a base 1, a storage tank 2 and a support frame 3 are arranged on the base 1, the support frame 3 is positioned on the side surface of the storage tank 2, one end of the support frame 3 is fixedly connected with the base 1, the other end of the support frame 3 is provided with an inclined surface 4, the distance from the end provided with the inclined surface 4 on the support frame 3 to the base 1 is larger than the distance from the open end of the storage tank 2 to the base 1, a plurality of quantitative extraction components 5 are arranged on the inclined surface 4, one end of each quantitative extraction component 5 is detachably connected with the inclined surface 4, the other end of each quantitative extraction component 5 is positioned in the storage tank 2 and is provided with an extraction opening, a plurality of pouring nozzles 6 corresponding to the quantitative extraction components 5 are arranged, as shown in fig. 2, the quantitative extraction assembly 5 is provided with a pouring tube 7, and the quantitative extraction assembly 5 is communicated with the nozzle 6 through the pouring tube 7.

As shown in fig. 1, a plurality of quantitative extraction assemblies 5 are uniformly distributed along the length direction of the storage tank 2, each quantitative extraction assembly 5 comprises a cylinder I8, a piston rod 9 and a measuring cylinder 10, the cylinder I8 is mounted on the inclined plane 4, the measuring cylinder 10 is detachably connected with the inner side surface of the storage tank 2, the cross section of the storage tank 2 is in a V shape, the side inclination of the measuring cylinder 10 connected to the storage tank 2 is the same as the inclination of the inclined plane 4, one end of the piston rod 9 is connected with the cylinder I8, as shown in fig. 2, the other end of the piston rod 9 is positioned in the measuring cylinder 10 and is in sealed sliding connection with the inner wall of the measuring cylinder 10, one end of the measuring cylinder 10 is connected with the cylinder I8 through the piston rod 9, the extraction port is positioned at the other end of the measuring cylinder 10, an electric valve 11 is arranged at the extraction port, the electric valve 11 is detachably connected with the measuring cylinder 10, the pouring, the measuring cylinder 10 communicates with the pouring nozzle 6 through the reservoir 2 via the pouring tube 7. The storage tank 2 is provided with a through hole 12 matched with the pouring tube 7, a sealing ring is arranged in the through hole 12, and the pouring tube 7 is hermetically connected with the through hole 12 through the sealing ring.

As shown in fig. 2 and 3, the pouring nozzle 6 comprises a pouring nozzle main body 13 and a gear 14, the pouring nozzle main body 13 is located at one end of the gear 14, the pouring nozzle main body 13 is located at the edge of the gear 14, the other end of the gear 14 is rotatably connected with the storage tank 2, a runner 15 matched with the pouring pipe 7 is arranged on the gear 14, the pouring pipe 7 is communicated with the pouring nozzle 6 through the runner 15, a rack 16 matched with the gear 14 is slidably connected with the storage tank 2, the rack 16 is respectively meshed with the gears 14 on the plurality of pouring nozzles 6, a sliding block 17 is arranged on the rack 16, a second air cylinder 18 and a sliding rail 19 matched with the sliding block 17 are arranged on the storage tank 2, the rack 16 is slidably connected with the sliding rail 19 through the sliding block 17, and the output end of the.

As shown in fig. 2, a flange 20 is arranged at one end of the gear 14, which is rotatably connected with the storage tank 2, a rotating groove 21 matched with the flange 20 is arranged on the storage tank 2, the gear 14 is installed in the rotating groove 21 through the flange 20, and the gear 14 is rotatably connected with the storage tank 2 through the flange 20 in a sealing manner.

As shown in fig. 3, the storage tank 2 is provided with a plurality of retaining rings 22 corresponding to the measuring cylinder 10, as shown in fig. 4, the measuring cylinder 10 is provided with a groove 23 matching with the retaining ring 22, as shown in fig. 5, the retaining ring 22 includes a connecting block 24 and two fasteners 25, the fasteners 25 are circular arc-shaped, the two fasteners 25 are respectively located at two ends of the connecting block 24, one end of one fastener 25 is hinged to the connecting block 24, the other end of the one fastener is provided with a latch 26, one end of the other fastener 25 is hinged to the connecting block 24, the other end of the other fastener is provided with a slot 27 matching with the latch 26, and the connecting block 24 is fixedly connected with an. The clamping lock 26 comprises a connecting column 28 and a ball body 29, one end of the connecting column 28 is fixedly connected with the fastener 25, the other end of the connecting column 28 is fixedly connected with the ball body 29, and the ball body 29 is made of iron.

As shown in fig. 6, the cross section of the clamping groove 27 is U-shaped, a magnet 30 matched with the outer surface of the sphere 29 is arranged at the bottom of the clamping groove 27, a plurality of T-shaped grooves 31 are formed in the inner side wall of the clamping groove 27, a spring steel sheet 32 is arranged in each T-shaped groove 31, two ends of each spring steel sheet 32 are located in each T-shaped groove 31, the middle of each spring steel sheet 32 is U-shaped and is arranged outside each T-shaped groove 31, the middle of each spring steel sheet 32 is located at the connecting position of the connecting column 28 and the sphere 29, and the maximum width of each T-shaped groove 31 is greater than the distance between.

The working principle is as follows: in an initial state, the runner 15 in the gear 14 is not communicated with the pouring pipe 7, and meanwhile, the liquid level of the aluminum liquid in the storage tank 2 is ensured to be positioned above the extraction port, so that an oxide film at the liquid level of the aluminum liquid is prevented from being sucked into the measuring cylinder 10, the quality of aluminum ingot casting is improved, and meanwhile, the piston rod 9 is positioned at the extraction port; the electric valve 11 and the cylinder I8 are opened, the cylinder I8 pulls the piston rod 9 to move upwards, negative pressure is generated in the measuring cylinder 10 to pump aluminum liquid in the storage tank 2 into the measuring cylinder 10, then the electric valve 11 is closed, the cylinder I8 pushes the piston rod 9 to move downwards, the electric valve 11 is closed, the cylinder II 18 drives the rack 16 to move, the rack 16 drives the gear 14 to rotate, then the runner 15 in the gear 14 is communicated with the pouring pipe 7, and at the moment, the aluminum liquid in the measuring cylinder 10 enters the pouring nozzle 6 through the pouring pipe 7 and is sprayed into an aluminum casting mold through the pouring nozzle 6. The stroke of the first cylinder 8 determines the amount of the extracted aluminum liquid, and when the required amount of the aluminum liquid needs to be extracted, the corresponding stroke of the first cylinder 8 is set, so that the quantitative distribution of the aluminum liquid is realized.

The plurality of quantitative extraction assemblies 5 simultaneously perform the above work, extract a required amount of aluminum liquid from the storage tank 2 through the extraction ports, pour the aluminum liquid into the aluminum casting mold through the corresponding pouring nozzles 6, and pour the aluminum liquid into the plurality of aluminum casting molds simultaneously.