CN116274932A

CN116274932A - Die casting machine for aluminum alloy ingot

Info

Publication number: CN116274932A
Application number: CN202310021558.7A
Authority: CN
Inventors: 刘新; 威文达
Original assignee: Jiangxi Guangheng Aluminium Industry Co ltd
Current assignee: Jiangxi Guangheng Aluminium Industry Co ltd
Priority date: 2023-01-07
Filing date: 2023-01-07
Publication date: 2023-06-23

Abstract

The invention relates to a die casting machine, in particular to an aluminum alloy ingot die casting machine. The invention provides an aluminum alloy ingot die casting machine which comprises a support frame, a turntable, annular guide rails, an ejection frame, a die and the like, wherein the turntable is rotationally connected with the support frame, the annular guide rails are connected to the support frame, a plurality of dies are connected to the turntable at intervals, the ejection frame is slidably connected with the turntable and can slide up and down, the ejection frame is slidably connected with the die, the ejection frame can rotate on the annular guide rails, and when the ejection frame rotates, the annular guide rails can extrude the ejection frame to move upwards so as to eject an aluminum alloy ingot formed in the die. According to the invention, when the die is driven to rotate to be aligned with the discharging frame by the servo motor, all formed aluminum alloy ingots are firstly ejected upwards by the ejection frame, then the telescopic push plate is stretched, the formed aluminum alloy ingots are pushed outwards to the discharging frame, and the aluminum alloy ingots are discharged by the discharging frame, so that all the aluminum alloy ingots can be taken out at one time, and the working efficiency is improved.

Description

Die casting machine for aluminum alloy ingot

Technical Field

The invention relates to a die casting machine, in particular to an aluminum alloy ingot die casting machine.

Background

When the aluminum alloy ingot is processed and produced, a die casting machine is generally needed, the die casting machine hydraulically shoots molten metal into a die by utilizing pressure to cool and mold, and then demolding is carried out, at present, the molded aluminum alloy ingot is generally manually demolded, and the working efficiency is lower.

The utility model discloses a chinese patent of patent application publication No. CN215919034U discloses a die casting machine for preparing high strength high toughness aluminum alloy ingot, including placing platform, jacking subassembly and adjusting part, the centre of placing the platform is seted up flutedly, the inside rotation of recess is equipped with the carousel, the fixed pivot that is equipped with in below center department of carousel, the other end of pivot is connected with the output of first motor, the equal distance fixing in top one side eccentric department of carousel is equipped with a plurality of moulds.

When the forming die is demolded, the hollow cylinder can extrude the extension rod to move upwards when the extension rod rotates to the right half part of the hollow cylinder, the ejector block is driven to move upwards to eject the forming die inside the die, so that only one forming die can be taken out each time, and when the number of the forming dies is large, the taking-out mode is slower, so that the overall working efficiency is influenced.

Disclosure of Invention

In order to overcome the defect of lower working efficiency of demolding of the formed aluminum alloy ingot in the prior art, the invention aims to provide the aluminum alloy ingot die casting machine capable of improving the working efficiency.

The invention is realized by the following technical approaches:

the utility model provides an aluminum alloy ingot die casting machine, including support frame and die casting mechanism, be equipped with the die casting mechanism that is used for carrying out the casting that applies pressure to molten aluminum liquid on the support frame, still including die picking mechanism, die picking mechanism is including servo motor, the carousel, the ring guide rail, the ejecting frame, the mould, the ejection of compact frame, release subassembly, spacing subassembly and reset subassembly, be connected with servo motor on the support frame, the carousel passes through shaft coupling and servo motor's output shaft, with drive carousel rotates, carousel and support frame swivelling joint, be connected with ring guide rail on the support frame, the interval is connected with a plurality of moulds on the carousel, a plurality of ejecting frames all with carousel sliding connection and can slide from top to bottom, ejecting frame and mould sliding connection, ejecting frame can rotate on ring guide rail, when ejecting frame rotates, ring guide rail can extrude ejecting frame upward motion with the aluminum alloy ingot of mould in, spacing connection has a plurality of ejection of frames on the support frame, spacing subassembly is used for spacing to release subassembly, release subassembly is arranged in pushing the aluminium alloy ingot of shaping to ejection of compact frame, reset subassembly is used for driving the ejection subassembly and resets.

Further, the pushing-out assembly comprises a supporting rod, a second spring and a telescopic pushing plate, the supporting rod is connected to the top of the turntable, the telescopic pushing plates are connected with the supporting rod, when the telescopic pushing plate stretches, a formed aluminum alloy ingot can be pushed out for discharging, and the second spring is connected with the telescopic pushing plate and the supporting rod to provide stretching power for the telescopic pushing plate.

Further, spacing subassembly is including clamping lever, first spring and fixture block, but many clamping levers all with carousel sliding connection and upper and lower slip, the clamping lever can rotate in annular guide rail is inboard, when the clamping lever rotates, annular guide rail can extrude the clamping lever down motion, clamping lever upper portion all slidingtype is connected with the fixture block, the fixture block blocks flexible push pedal outside, in order to carry out spacing to flexible push pedal, the clamping lever down motion can drive the fixture block down motion and loosen flexible push pedal, so that flexible push pedal can extend and release fashioned aluminum alloy ingot, first spring coupling fixture block and clamping lever, in order to make the fixture block upwards elasticity reset.

Further, the reset component comprises a guide rod and a star-shaped guide rail, the top of the telescopic push plate is connected with the guide rod, the support frame is connected with the star-shaped guide rail, and the guide rod slides in the star-shaped guide rail.

Further, the die casting mechanism is including first electric putter, die-casting piece and exhaust subassembly, and the interval is connected with a plurality of first electric putter on the support frame, and first die-casting piece is connected with electric putter's telescopic link to drive die-casting piece reciprocates, die-casting piece and mould one-to-one, and the die-casting piece is located the mould directly over, is equipped with exhaust subassembly on the die-casting piece.

Further, exhaust assembly is including kicking block and third spring, all opens the venthole on the die-casting piece, all slidingtype in the venthole is connected with the kicking block, and the venthole is plugged up to the kicking block, and the kicking block upward movement can make the air in the mould outwards discharge through the venthole, and third spring connection kicking block and die-casting piece to make kicking block down elasticity reset.

Further, still including being used for carrying out the notes liquid mechanism of material loading to molten aluminum liquid, annotate liquid mechanism including the molten metal jar, second electric putter, the catheter, check valve and pushing away the flitch, be connected with molten metal jar and second electric putter on the support frame, the second electric putter is located the molten metal jar top, it is connected with the telescopic link of second electric putter to push away the flitch, in order to drive and push away flitch and molten metal jar sliding connection, all communicate between molten metal jar and the die-casting piece and have the catheter, when pushing away the flitch down motion, can extrude the molten aluminum liquid in the molten metal jar into the mould, all install the check valve on the catheter.

Further, still including the hydrojet mechanism that is used for spraying lubricant, hydrojet mechanism is including the liquid storage pot, the drawing liquid pump, the shield, transfer line and atomizer, the interval is connected with a plurality of liquid storage pots that are used for storing lubricant on the support frame, all install the drawing liquid pump in the liquid storage pot, drawing liquid pump and die casting piece one-to-one, all communicate the transfer line between the die casting piece that the delivery port department of drawing liquid pump corresponds, the one end that the transfer line is close to the die casting piece all is connected with atomizer, the shield has all been placed on the liquid storage pot, the transfer line runs through the shield.

Compared with the prior art, the invention has the following advantages:

1. according to the invention, when the die is driven to rotate to be aligned with the discharging frame by the servo motor, all formed aluminum alloy ingots are firstly ejected upwards by the ejection frame, then the telescopic push plate is stretched, the formed aluminum alloy ingots are pushed outwards to the discharging frame, and the aluminum alloy ingots are discharged by the discharging frame, so that all the aluminum alloy ingots can be taken out at one time, and the working efficiency is improved.

2. According to the invention, the second electric push rod drives the pushing plate to move downwards, so that molten aluminum can be automatically injected into the die in a hydraulic manner, external equipment is not needed, and the feeding work of molten aluminum can be automatically completed.

3. According to the invention, the lubricant can be transmitted to the atomizing nozzle through the liquid pump, and then the lubricant is sprayed on the inner wall of the die in an all-round way through the atomizing nozzle, so that the lubricant can help to control the temperature of the die and also is helpful for the follow-up demoulding work.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a partial cross-sectional view of the present invention.

Fig. 3 is a schematic perspective view of the mold-taking mechanism of the present invention.

Fig. 4 is a schematic perspective view of an exhaust assembly according to the present invention.

Fig. 5 is a schematic perspective view of a limiting assembly according to the present invention.

Fig. 6 is a schematic perspective view of the push-out assembly and reset assembly of the present invention.

Fig. 7 is a schematic perspective view of a support frame according to the present invention.

Part names and serial numbers in the figure: the mold comprises a 1-supporting frame, a 2-mold taking mechanism, a 201-servo motor, a 202-rotating disc, a 203-annular guide rail, a 204-ejecting frame, a 205-clamping rod, a 2051-first spring, a 2052-clamping block, a 206-mold, a 207-supporting rod, a 208-second spring, a 209-telescopic push plate, a 210-guide rod, a 211-star-shaped guide rail, a 212-discharging frame, a 3-die casting mechanism, a 301-first electric push rod, a 302-die casting block, a 303-ejecting block, a 304-third spring, a 305-air outlet, a 4-spraying mechanism, a 401-liquid storage tank, a 402-liquid pumping pump, a 403-dust cover, a 404-liquid conveying pipe, a 405-atomizing nozzle, a 5-liquid injection mechanism, a 501-liquid melting tank, a 502-second electric push rod, a 503-liquid guiding pipe, a 504-one-way valve and a 505-pushing plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present invention more apparent. It is only stated that the terms of orientation, such as up, down, left, right, front, back, interior, exterior, etc., used herein, or immediately before, are used merely as references to the drawings of the present invention, and are not intended to limit the present invention to the specific form or form of the present invention, and the components themselves are numbered herein, for example: first, second, etc. are used solely to distinguish between the described objects and do not have any sequential or technical meaning. And the application is said to be as follows: connection, coupling, unless specifically stated otherwise, includes both direct and indirect connection (coupling).

Example 1

The die casting machine for aluminum alloy ingots comprises a supporting frame 1, a die-taking mechanism 2 and a die-casting mechanism 3, wherein the supporting frame 1 is provided with the die-casting mechanism 3 for carrying out die casting on molten aluminum, the die-taking mechanism 2 comprises a servo motor 201, a turntable 202, a ring-shaped guide rail 203, an ejector frame 204, a die 206, a discharging frame 212, an ejector component, a limiting component and a reset component, the supporting frame 1 is bolted with the servo motor 201, the turntable 202 is connected with an output shaft of the servo motor 201 through a coupler so as to drive the turntable 202 to rotate, the turntable 202 is connected with the supporting frame 1 in a rotating way, the supporting frame 1 is connected with the ring-shaped guide rail 203, a plurality of dies 206 are connected to the turntable 202 at intervals, the dies 206 are used for shaping the molten aluminum, the ejector frame 204 is connected with the turntable 202 in a sliding way and can slide up and down, the ejector frame 204 is connected with the dies 206 in a sliding way, the ejector frame 204 can rotate on the ring-shaped guide rail 203, the ring-shaped guide rail 203 can extrude the ejector frame 204 to move up, so that the ejector frame 204 can push all the formed aluminum ingots out of the die-shaped alloy to the limiting component, the upper die-shaped aluminum alloy frame is pushed out of the limiting component for resetting the limiting component, and the die-casting component 212 is used for carrying out die casting.

As shown in fig. 3, the push-out assembly comprises a support bar 207, a second spring 208 and a telescopic push plate 209, the top of the turntable 202 is welded with the support bar 207, a plurality of telescopic push plates 209 are all connected with the support bar 207, after the formed aluminum alloy ingot is ejected upwards by the ejection frame 204, the telescopic push plate 209 stretches to push the formed aluminum alloy ingot into the discharge frame 212, the formed aluminum alloy ingot is discharged by the discharge frame 212, the second spring 208 is connected with the telescopic push plate 209 and the support bar 207 to provide power for stretching the telescopic push plate 209, as shown in fig. 5, the limit assembly comprises clamping rods 205, a first spring 2051 and clamping blocks 2052, the clamping rods 205 are all connected with the turntable 202 in a sliding manner and can slide up and down, the clamping rods 205 can rotate at the inner side of the annular guide rail 203, and when the clamping rods 205 rotate, the annular guide rail 203 can extrude the clamping rods 205 to move downwards, the clamping rod 205 upper portion all is connected with fixture block 2052 in a sliding manner, fixture block 2052 blocks the flexible push pedal 209 outside, so as to limit flexible push pedal 209, fixture block 2052 can be driven to move downwards by the downward movement of clamping rod 205, flexible push pedal 209 is loosened, so that the flexible push pedal 209 can be stretched to push out the formed aluminum alloy ingot, first spring 2051 connects fixture block 2052 with clamping rod 205, so that fixture block 2052 is elastically reset upwards, as shown in fig. 6, reset assembly comprises a guide rod 210 and a star-shaped guide rail 211, guide rod 210 is welded at the top of flexible push pedal 209, star-shaped guide rail 211 is connected to support frame 1, guide rod 210 slides in star-shaped guide rail 211, when guide rod 210 is reversed, guide rod 210 is extruded by star-shaped guide rail 211 to move towards one side close to each other to reset, and flexible push pedal 209 can be driven to shrink to reset.

As shown in fig. 1, fig. 3 and fig. 4, the die casting mechanism 3 includes a first electric push rod 301, a die casting block 302 and an exhaust component, a plurality of first electric push rods 301 are bolted to the support frame 1 at intervals, the first die casting block 302 is connected with telescopic rods of the electric push rods so as to drive the die casting blocks 302 to move up and down, the die casting blocks 302 are in one-to-one correspondence with the dies 206, and the die casting blocks 302 are located right above the dies 206, the die casting blocks 302 move downwards to extrude molten aluminum liquid in the dies 206, so that the molten aluminum liquid can be shaped, the die casting blocks 302 are provided with the exhaust component, the exhaust component includes a top block 303 and a third spring 304, as shown in fig. 4, air outlet holes 305 are formed in the die casting blocks 302, the top block 303 is connected with the top block 303 in a sliding manner, the top block 303 blocks the air outlet holes 305, and the top block 303 move upwards so that air in the dies 206 can be discharged outwards through the holes 305, and the third spring 304 is connected with the top block 302 so that the top block 303 returns elastically downwards.

At first, the telescopic push plate 209 is in a contracted state, the second spring 208 is in a compressed state, molten aluminum is injected into the die 206 through external equipment, the die-casting block 302 is driven to move downwards through the first electric push rod 301, at the moment, the air pressure in the die 206 is increased, air in the die 206 can extrude the ejector block 303 to move upwards, the third spring 304 is compressed, so that air in the die 206 can be discharged outwards through the air outlet hole 305, after the air in the die 206 is discharged, the third spring 304 is restored to the original state, the ejector block 303 is driven to move downwards for resetting, at the moment, the molten aluminum can be shaped through the die 206 and the die-casting block 302, then the molten aluminum is cooled and formed, after the molten aluminum is cooled and formed, the die-casting block 302 can be driven to move upwards to be far away from the die 206 through the first electric push rod 301, the turntable 202 is driven to rotate 45 degrees through the servo motor 201, the die 206, the ejector frame 204, the clamping rod 205, the support rod 207, the telescopic push plate 209 and the guide rod 210 are driven to rotate 45 degrees, and the guide rod 210 can rotate on the star-shaped guide rail 211. And can mould 206 and ejection of compact frame 212 align, simultaneously, ring type guide rail 203 can extrude ejecting frame 204 upward movement, ejecting frame 204 can be with the aluminium alloy ingot of shaping up ejection, accomplish the drawing of patterns work, simultaneously, ring type guide rail 203 can extrude clamping lever 205 down motion, drive fixture block 2052 down motion unclamping telescopic push pedal 209, second spring 208 resumes the original state, drive telescopic push pedal 209 extension, telescopic push pedal 209 drives guide arm 210 and moves from one side to keep away from each other, simultaneously, telescopic push pedal 209 can push out the aluminium alloy ingot on ejecting frame 204 to ejection of compact frame 212, aluminium alloy ingot can be discharged through ejection of compact frame 212, collect by the manual work, then reverse 45 degrees through servo motor 201 drive carousel 202, drive mould 206, ejecting frame 204, clamping lever 205, bracing piece 207, telescopic push pedal 209 and guide arm 210 reverse 45 degrees, at this moment, star type guide rail 211 can extrude clamping lever 210 and move towards one side reset each other, drive telescopic push pedal 208 and contract, simultaneously, ring type guide rail 203 can extrude ejecting frame 204 down motion reset, simultaneously, ring type guide rail 203 can extrude clamping lever 205 and can extrude clamping lever 205 up to move towards reset clamping lever 205, the reset spring 205 and drive the reset rod 209 and move relative to 205, the first and move 205 and move relative to 205, 205 and roll 205 returns to the telescopic push pedal 205, can make the opposite to the same time, 205 and roll opposite to the expansion joint 205.

Example 2

On the basis of embodiment 1, as shown in fig. 1-3, the device further comprises a liquid injection mechanism 5, wherein the liquid injection mechanism 5 comprises a molten liquid tank 501, a second electric push rod 502, a liquid guide pipe 503, a one-way valve 504 and a pushing plate 505, the molten liquid tank 501 and the second electric push rod 502 are connected to the support frame 1, the second electric push rod 502 is located above the molten liquid tank 501, the pushing plate 505 is connected with a telescopic rod of the second electric push rod 502 so as to drive the pushing plate 505 to move up and down, the pushing plate 505 is in sliding connection with the molten liquid tank 501, liquid guide pipes 503 are communicated between the molten liquid tank 501 and the die casting block 302, when the second electric push rod 502 drives the pushing plate 505 to move down, molten aluminum in the molten liquid tank 501 can be extruded into a die 206, automatic feeding of the molten aluminum is completed, and the one-way valve 504 is arranged on the liquid guide pipe 503.

When a proper amount of molten aluminum is poured into the molten aluminum tank 501 and is required to be hydraulically injected into the die 206, the second electric push rod 502 can drive the pushing plate 505 to move downwards, the pushing plate 505 can squeeze the molten aluminum in the molten aluminum tank 501, so that the molten aluminum enters the die 206 through the liquid guide pipe 503, the feeding of the molten aluminum is automatically completed, and the check valve 504 can prevent air in the die 206 from entering the liquid guide pipe 503.

As shown in fig. 1 and 2, the device further comprises a liquid spraying mechanism 4, the liquid spraying mechanism 4 comprises a liquid storage tank 401, a liquid pump 402, a dust cover 403, a liquid conveying pipe 404 and an atomizing nozzle 405, a plurality of liquid storage tanks 401 for storing lubricants are connected to the support frame 1 at intervals, the liquid pump 402 is connected to the liquid storage tanks 401 in a bolting mode, the liquid pump 402 corresponds to the die casting blocks 302 one by one, the liquid conveying pipes 404 are communicated between the corresponding die casting blocks 302 at the water outlet of the liquid pump 402, one ends, close to the die casting blocks 302, of the liquid conveying pipes 404 are connected with the atomizing nozzle 405, the lubricant can be atomized by the atomizing nozzle 405, and is sprayed on the inner wall of the die 206 in an omnibearing mode, the dust cover 403 is arranged on the liquid storage tanks 401, and the liquid conveying pipe 404 penetrates through the dust cover 403.

One can store proper amount of lubricant into the liquid storage tank 401, the dust cover 403 plays a dustproof role, prevents the lubricant from being polluted, before molten aluminum is hydraulically injected into the die 206, the lubricant in the liquid storage tank 401 can be pumped through the liquid pumping pump 402, the lubricant is transmitted to the atomizing nozzle 405 through the liquid delivery pipe 404, and then the lubricant is sprayed on the inner wall of the die 206 in an omnibearing manner through the atomizing nozzle 405, so that the lubricant can help to control the temperature of the die 206 and also facilitate the follow-up demoulding operation.

Although embodiments of the present invention have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.

Claims

1. The die casting machine for the aluminum alloy ingot comprises a support frame (1) and a die casting mechanism (3), wherein the support frame (1) is provided with the die casting mechanism (3) for carrying out die casting on molten aluminum, and is characterized by further comprising a die taking mechanism (2), the die taking mechanism (2) comprises a servo motor (201), a turntable (202), a ring-shaped guide rail (203), an ejector rack (204), a die (206), a discharging frame (212), an ejector component, a limiting component and a resetting component, the support frame (1) is connected with the servo motor (201) through a coupler, the turntable (202) is connected with an output shaft of the servo motor (201) so as to drive the turntable (202) to rotate, the turntable (202) is connected with the support frame (1) in a rotating way, the turntable (202) is connected with a plurality of dies (206) at intervals, the ejector rack (204) is connected with the turntable (202) in a sliding way and can slide up and down, the ejector rack (204) is connected with the dies (206) in a sliding way, the ejector rack (204) can rotate on the ring-shaped guide rail (203) when the ejector rack (204) rotates, the ring-shaped guide rail (203) is connected with the ejector rack (204) to push out aluminum alloy ingot (212) in a plurality of dies at intervals, the limiting assembly is used for limiting the pushing-out assembly, the pushing-out assembly is used for pushing the formed aluminum alloy ingot into the discharging frame (212) to discharge, and the resetting assembly is used for driving the pushing-out assembly to reset.

2. The aluminum alloy ingot die casting machine according to claim 1, wherein the pushing assembly comprises a supporting rod (207), a second spring (208) and a telescopic pushing plate (209), the supporting rod (207) is connected to the top of the turntable (202), the telescopic pushing plates (209) are all connected with the supporting rod (207), when the telescopic pushing plates (209) are stretched, the formed aluminum alloy ingot can be pushed out for discharging, and the second spring (208) is connected with the telescopic pushing plates (209) and the supporting rod (207) to provide stretching power for the telescopic pushing plates (209).

3. The aluminum alloy ingot die casting machine according to claim 2, wherein the limiting assembly comprises clamping rods (205), first springs (2051) and clamping blocks (2052), the clamping rods (205) are all in sliding connection with the turntable (202) and can slide up and down, the clamping rods (205) can rotate on the inner sides of the annular guide rails (203), when the clamping rods (205) rotate, the annular guide rails (203) can extrude the clamping rods (205) to move downwards, clamping blocks (2052) are all in sliding connection with the upper parts of the clamping rods (205), the clamping blocks (2052) block the outer sides of the telescopic pushing plates (209) to limit the telescopic pushing plates (209), the clamping blocks (2052) can be driven to move downwards to loosen the telescopic pushing plates (209), the formed aluminum alloy ingot can be pushed out by stretching, and the first springs (2051) are connected with the clamping blocks (2052) and the clamping rods (205) to enable the clamping blocks (2052) to elastically reset upwards.

4. An aluminum alloy ingot die casting machine as claimed in claim 2, wherein the reset assembly comprises a guide rod (210) and a star-shaped guide rail (211), the guide rod (210) is connected to the top of the telescopic push plate (209), the star-shaped guide rail (211) is connected to the support frame (1), and the guide rod (210) slides in the star-shaped guide rail (211).

5. The aluminum alloy ingot die casting machine according to claim 1, wherein the die casting mechanism (3) comprises a first electric push rod (301), die casting blocks (302) and an exhaust component, a plurality of first electric push rods (301) are connected to the support frame (1) at intervals, the first die casting blocks (302) are connected with telescopic rods of the electric push rods to drive the die casting blocks (302) to move up and down, the die casting blocks (302) are in one-to-one correspondence with the dies (206), the die casting blocks (302) are located right above the dies (206), and the exhaust component is arranged on the die casting blocks (302).

6. The aluminum alloy ingot die casting machine according to claim 5, wherein the exhaust assembly comprises a top block (303) and a third spring (304), the die casting blocks (302) are provided with air outlet holes (305), the top blocks (303) are connected in the air outlet holes (305) in a sliding manner, the air outlet holes (305) are blocked by the top blocks (303), the air in the die (206) can be discharged outwards through the air outlet holes (305) by upward movement of the top blocks (303), and the top blocks (303) and the die casting blocks (302) are connected by the third spring (304) so as to enable the top blocks (303) to elastically reset downwards.

7. The aluminum alloy ingot die casting machine according to claim 6, further comprising a liquid injection mechanism (5) for feeding molten aluminum, wherein the liquid injection mechanism (5) comprises a molten aluminum tank (501), a second electric push rod (502), a liquid guide pipe (503), a one-way valve (504) and a pushing plate (505), the molten aluminum tank (501) and the second electric push rod (502) are connected to the support frame (1), the second electric push rod (502) is located above the molten aluminum tank (501), the pushing plate (505) is connected with a telescopic rod of the second electric push rod (502) to drive the pushing plate (505) to move up and down, the pushing plate (505) is in sliding connection with the molten aluminum tank (501), a liquid guide pipe (503) is communicated between the molten aluminum tank (501) and the die casting block (302), and when the pushing plate (505) moves down, molten aluminum in the molten aluminum tank (501) can be extruded into the die (206), and the one-way valve (504) is arranged on the liquid guide pipe (503).

8. The aluminum alloy ingot die casting machine according to claim 6, further comprising a liquid spraying mechanism (4) for spraying lubricant, wherein the liquid spraying mechanism (4) comprises a liquid storage tank (401), a liquid pumping pump (402), a dust cover (403), a liquid conveying pipe (404) and an atomizing nozzle (405), a plurality of liquid storage tanks (401) for storing lubricant are connected to the support frame (1) at intervals, the liquid pumping pumps (402) are arranged in the liquid storage tanks (401), the liquid pumping pumps (402) are in one-to-one correspondence with the die casting blocks (302), liquid conveying pipes (404) are communicated between the die casting blocks (302) corresponding to the liquid pumping pumps (402), one ends, close to the die casting blocks (302), of the liquid conveying pipes (404) are connected with the atomizing nozzle (405), the dust cover (403) is arranged on the liquid storage tanks (401), and the liquid conveying pipes (404) penetrate through the dust cover (403).