CN215356114U

CN215356114U - Aluminum alloy part die-casting device

Info

Publication number: CN215356114U
Application number: CN202121788654.7U
Authority: CN
Inventors: 杨其桦
Original assignee: Hyde Precision Shenyang Co ltd
Current assignee: Hyde Precision Shenyang Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2021-12-31
Anticipated expiration: 2031-08-03

Abstract

The utility model discloses an aluminum alloy part die-casting device, which relates to the technical field of machining equipment of mechanical basic parts and comprises a workbench, a lower die, an upper die, a die-casting cylinder and a U-shaped supporting plate, wherein the two bottom ends of the vertical end of the U-shaped supporting plate are fixedly connected with the upper surface of the workbench, the die-casting cylinder is arranged on the lower bottom surface of the central position of the U-shaped supporting plate, the telescopic end of the die-casting cylinder is connected with a mounting plate, the upper die is arranged on the lower bottom surface of the mounting plate, a die groove is formed in the upper surface of the lower die, and the lower bottom surface of the lower die is connected with the upper surface of the workbench through a movable part.

Description

Aluminum alloy part die-casting device

Technical Field

The utility model relates to the technical field of machining equipment of mechanical basic parts, in particular to a die-casting device for an aluminum alloy part.

Background

Die casting die cooling device is one kind and is used for in the foundry goods production course of working, the mould after pouring the molten metal cools off the auxiliary device who obtains fashioned foundry goods, it obtains extensive use in mould cooling technical field, current equipment simply cools off the mould through the shower nozzle, it is inhomogeneous comprehensive to cool off, and need consume a large amount of water, cause the waste, and current device is got the material from the smelting furnace through the manual work to the material loading of mould, give the material loading of die casting device again, the inefficiency, the error that personnel's material loading appears at every turn simultaneously is big, influence product quality, so an aluminum alloy part die casting device is urgent to wait to develop.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides the die-casting device for the aluminum alloy parts, which has the advantages that the lower die is cooled in a circulating refrigeration mode, the cooling effect is good, water resources are saved, the die-casting device is automatically fed through the feeding unit, the working efficiency is improved, and the product quality is improved.

In order to achieve the purpose, the utility model is realized by the following technical scheme: an aluminum alloy part die-casting device comprises a workbench, a lower die, an upper die, a die-casting cylinder and a U-shaped supporting plate, wherein the two bottom ends of the vertical end of the U-shaped supporting plate are fixedly connected with the upper surface of the workbench; the cooling unit is arranged on the other side of the feeding unit on the workbench and comprises a water pump, a water tank and a semiconductor refrigeration piece, the water tank and the water pump are arranged on the upper surface of the workbench and are connected through a connecting pipe, a through guide opening is formed in the lower die, one end of the guide opening is connected with the water inlet end of the water pump through a first hose, the other end of the guide opening is connected with the water return end of the water tank through a second hose, and the semiconductor refrigeration piece is arranged in the water tank.

Preferably, the movable part comprises three sliding grooves and three sliding blocks, the three sliding blocks are arranged on the lower bottom surface of the lower die, the three sliding grooves are horizontally arranged on the upper surface of the workbench and correspond to the three sliding blocks respectively in position, and the sliding blocks can slide in the sliding grooves.

Preferably, the feeding unit comprises a cuboid-shaped transition pipe, a square-shaped limiting block, a feeding pipe and a clamping block, the limiting block is installed on one side of the upper end edge of the lower die, a square hole matched with the side length of the transition pipe is horizontally formed in the limiting block, one end of the transition pipe penetrates through the square hole of the limiting block, the other end of the transition pipe is fixedly connected with the side wall of the U-shaped supporting plate through the clamping block, a downward feeding hole is formed in the lower bottom surface of the transition pipe and located on one side of the limiting block, the side length of the feeding hole is smaller than that of the limiting block, and the feeding pipe is connected to the upper surface of the transition pipe and located on one side of the clamping block; the upper surface of the workbench and the transition pipe are provided with pulling cylinders at the same side, the telescopic ends of the pulling cylinders are connected with the side wall of the lower die, and the outer wall of the vertical end of the U-shaped supporting plate is provided with a time relay.

Preferably, the side wall of the clamping block is provided with a clamping groove, and the transition pipe is clamped in the clamping groove of the clamping block.

Preferably, the transition pipe is internally provided with a cavity, a wedge-shaped plate is arranged on the inner bottom surface of the cavity, and the lower side of the wedge-shaped plate points to the feed opening.

Preferably, the limiting block is provided with a rotating shaft at the edge of the direction hole, the rotating shaft is provided with a torsion spring, and the limiting block is provided with a heat insulation board in a rotating manner through the rotating shaft.

Preferably, the guide opening is spiral.

Preferably, the bottom surface is installed the supporting leg under the workstation.

The utility model provides an aluminum alloy part die-casting device which has the following beneficial effects:

1. the utility model not only carries out circulating refrigeration on the lower die through the water pump, the water tank, the semiconductor refrigeration piece and the spiral guide port arranged in the lower die, but also has better cooling effect than the direct spraying of the existing equipment and greatly saves water resources;

2. according to the utility model, the lower die is pulled by the pulling cylinder to stagger the feed opening of the transition pipe and the limiting block, so that raw materials enter the die groove of the lower die from the feed opening, the die-casting device is automatically fed, and the feeding amount can be controlled by controlling the time of the movement period of the pulling cylinder, so that the working efficiency is improved, and the production quality of products is improved;

3. in the utility model, the lower end of the wedge-shaped plate in the cavity points to the feeding port, thus being more beneficial to feeding raw materials; the heat preservation plate is restored to the original position under the action of the torsion spring, covers the square hole of the limiting block, preserves heat in the transition pipe, and prevents the raw materials from being solidified; the guide opening is spirally formed, so that the contact area between cold water and the lower die is increased, and the cooling effect is improved.

Drawings

FIG. 1 is a front sectional view of a schematic drawing of an apparatus for die-casting an aluminum alloy part according to the present invention.

FIG. 2 is a top sectional view of the utility model shown schematically at A-A in FIG. 1.

FIG. 3 is an enlarged view of a portion of the schematic diagram of FIG. 1 according to the present invention.

Fig. 4 is a left side view of the schematic diagram of the present invention without the limiting block and the transition pipe of the insulation board.

In the figure: 1. a U-shaped support plate; 2. pulling the cylinder; 3. a chute; 4. a slider; 5. a guide port; 6. a lower die; 7. a mold slot; 8. a work table; 9. supporting legs; 10. a first hose; 11. a water pump; 12. an upper die; 13. mounting a plate; 14. die-casting the cylinder; 15. a limiting block; 16. a feed pipe; 17. a transition duct; 18. a card slot; 19. a clamping block; 20. a time relay; 21. a semiconductor refrigeration sheet; 22. a second hose; 23. a water tank; 24. a wedge plate; 25. a cavity; 26. a feeding port; 27. a thermal insulation board; 28. a torsion spring; 29. a rotating shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-4, an aluminum alloy part die-casting device comprises a workbench 8, a lower die 6, an upper die 12, a die-casting cylinder 14 and a U-shaped supporting plate 1, wherein the two bottom ends of the vertical end of the U-shaped supporting plate 1 are fixedly connected with the upper surface of the workbench 8, the die-casting cylinder 14 is installed on the lower bottom surface of the central position of the U-shaped supporting plate 1, the telescopic end of the die-casting cylinder 14 is connected with an installation plate 13, the upper die 12 is installed on the lower bottom surface of the installation plate 13, a die groove 7 is formed in the upper surface of the lower die 6, the lower bottom surface of the lower die 6 is connected with the upper surface of the workbench 8 through a movable part, and a feeding unit is installed between the lower die 6 and the vertical end of the U-shaped supporting plate 1; a cooling unit is arranged on the other side of the feeding unit on the workbench 8 and comprises a water pump 11, a water tank 23 and a semiconductor refrigerating sheet 21, the water tank 23 and the water pump 11 are arranged on the upper surface of the workbench 8 and connected through a connecting pipe, a through guide opening 5 is arranged in the lower die 6, one end of the guide opening 5 is connected with a water inlet end of the water pump 11 through a first hose 10, the other end of the guide opening is connected with a water return end of the water tank 23 through a second hose 22, and the semiconductor refrigerating sheet 21 is arranged in the water tank 23; the movable part comprises three sliding chutes 3 and three sliding blocks 4, the three sliding blocks 4 are arranged on the lower bottom surface of the lower die 6, the three sliding chutes 3 are horizontally arranged on the upper surface of the workbench 8 and respectively correspond to the three sliding blocks 4 in position, and the sliding blocks 4 can slide in the sliding chutes 3; the feeding unit comprises a cuboid-shaped transition pipe 17, a square-shaped limiting block 15, a feeding pipe 16 and a clamping block 19, the limiting block 15 is installed on one side of the edge of the upper end of the lower die 6, a square hole matched with the length of the outer edge of the transition pipe 17 is horizontally formed in the limiting block 15, one end of the transition pipe 17 penetrates through the square hole of the limiting block 15, the other end of the transition pipe 17 is fixedly connected with the side wall of the U-shaped supporting plate 1 through the clamping block 19, a square feeding opening 26 is formed in the lower bottom surface of the transition pipe 17 and located on one side of the limiting block 15, the side length of the feeding opening 26 is smaller than that of the limiting block 15, and the feeding pipe 16 is connected to the upper surface of the transition pipe 17 and located on one side of the clamping block 19; a pulling cylinder 2 is arranged on the upper surface of the workbench 8 and on the same side of the transition pipe 17, the telescopic end of the pulling cylinder 2 is connected with the side wall of the lower die 6, and a time relay 20 is arranged on the outer wall of the vertical end of the U-shaped supporting plate 1; the side wall of the clamping block 19 is provided with a clamping groove 18, and the transition pipe 17 is clamped in the clamping groove 18 of the clamping block 19; a cavity 25 is formed in the transition pipe 17, a wedge-shaped plate 24 is mounted on the inner bottom surface of the cavity 25, and the lower side of the wedge-shaped plate 24 is directed to a feeding hole 26; a rotating shaft 29 is installed at the edge of the direction hole of the limiting block 15, a torsion spring 28 is arranged on the rotating shaft 29, and a heat insulation plate 27 is rotatably installed on the limiting block 15 through the rotating shaft 29; the guide opening 5 is spiral; and supporting legs 9 are arranged on the lower bottom surface of the workbench 8.

The detailed connection means is a technique known in the art, and the following main description is provided for the working principle and process, and specifically provided for the following:

according to the utility model, the die-casting cylinder 14, the pulling cylinder 2, the time relay 20, the water pump 11 and the semiconductor refrigerating sheet 21 are connected with an external electric control system through leads; as can be seen from the attached figures 1-4 of the specification, when the automatic feeding device works, feeding is firstly carried out in the die groove 7 of the lower die 6 through the feeding unit, and as the time relay 20 is connected with the pulling cylinder 2 and is controlled by an external electric control system, the feeding speed of the feeding unit can be controlled through the length of the working period of the pulling cylinder 2, so that quantitative and accurate feeding is achieved, manual feeding by personnel is not needed, the working efficiency is improved, and the product quality is improved; then, the die-casting cylinder 14 pushes the mounting plate 13 and the upper die 12 to vertically and downwardly apply pressure, so that the matched upper die 12 and the lower die 6 extrude the raw materials; meanwhile, the cooling unit circularly cools the lower die 6, and compared with spraying and cooling, the cooling effect and efficiency are improved;

the feeding unit works as follows: the time relay 20 and an external control system control the pulling cylinder 2 to pull the lower die 6 to slide on the workbench 8, and the lower die 6 is connected with the workbench 8 in a sliding way through the three groups of sliding blocks 4 and the sliding chute 3, so that the sliding is more stable, and the lower die 6 bears the pressure on the workbench 8 when the die-casting cylinder 14 is extruded; because the side wall of the U-shaped supporting plate 1 passes through the transition pipe 17 connected with the clamping groove 18 on the clamping block 19, and the hole on the lower die 6 along the direction of the limiting block 15 fixedly connected with the lower die blocks the feed opening 26 on the lower bottom surface of the transition pipe 17, when the cylinder 2 is pulled to pull the lower die 6 to slide, as shown in the example of fig. 1, the lower die 6 and the limiting block 15 move leftwards, the feed opening 26 on the lower bottom surface of the transition pipe 17 gradually leaks and is opposite to the die groove 7, and because the feed pipe 16 injects materials into the transition pipe 17 all the time, the raw materials are injected into the die groove 7 from the feed opening 26 through the cavity 25 of the transition pipe 17; when the limiting block 15 moves, the right end of the transition pipe 17 is abutted to the heat-insulation plate 27, and the upper edge of the heat-insulation plate 27 is rotatably connected with the limiting block 15 through the rotating shaft 29 and the torsion spring 28, so that the heat-insulation plate 27 is jacked open; when feeding, the lower end of the wedge-shaped plate 24 in the cavity 25 is directed to the feeding hole 26, so that the blanking of the raw materials is facilitated; after a certain time, pulling the cylinder 2 to extend, pushing the lower die 6 to move leftwards to the edge of the chute 3, aligning the upper die 12 exactly in the vertical direction of the lower die 6, recovering the transition pipe 17 into the limiting hole of the limiting block 15, blocking the feed opening 26, and stopping feeding; the heat preservation plate 27 is restored to the original position under the action of the torsion spring 28, covers the square hole of the limiting block 15, preserves the heat of the interior of the transition pipe 17 and prevents the raw materials from being solidified;

the cooling unit works specifically as follows: the water in the water tank 23 is refrigerated by the semiconductor refrigeration piece 21, and cold water is injected into the opening through the water pump 11 and the first hose 10, and because the shape of the guide opening 5 is spirally opened, the contact area between the cold water and the lower die 6 is increased, cooling and cooling effect improvement are added, and the cold water returns to the water tank 23 through the second hose 22, so that the water is circulated and refrigerated, and the water resource is saved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The aluminum alloy part die-casting device comprises a workbench (8), a lower die (6), an upper die (12), a die-casting cylinder (14) and a U-shaped supporting plate (1), wherein the two bottom ends of the vertical end of the U-shaped supporting plate (1) are fixedly connected with the upper surface of the workbench (8), the die-casting cylinder (14) is installed on the lower bottom surface of the central position of the U-shaped supporting plate (1), the telescopic end of the die-casting cylinder (14) is connected with a mounting plate (13), the upper die (12) is installed on the lower bottom surface of the mounting plate (13), and a die groove (7) is formed in the upper surface of the lower die (6), and is characterized in that the lower bottom surface of the lower die (6) is connected with the upper surface of the workbench (8) through a movable part, and a feeding unit is installed between the lower die (6) and the vertical end of the U-shaped supporting plate (1); on workstation (8) and be located the material loading unit opposite side and be provided with cooling unit, cooling unit includes water pump (11), water tank (23) and semiconductor refrigeration piece (21), install in workstation (8) upper surface water tank (23) and water pump (11), and connect through the connecting pipe, be provided with guide opening (5) that link up in bed die (6), the one end of guide opening (5) is connected through the end of intaking of first hose (10) with water pump (11), and the other end passes through second hose (22) and is connected with the return water end of water tank (23), semiconductor refrigeration piece (21) are installed in water tank (23).

2. The aluminum alloy part die-casting device according to claim 1, wherein the movable part comprises three sliding grooves (3) and three sliding blocks (4), the three sliding blocks (4) are arranged on the lower bottom surface of the lower die (6), the three sliding grooves (3) are horizontally arranged on the upper surface of the workbench (8) and respectively correspond to the three sliding blocks (4), and the sliding blocks (4) can slide in the sliding grooves (3).

3. The aluminum alloy part die-casting device according to claim 1, wherein the feeding unit comprises a rectangular parallelepiped transition pipe (17), a square limiting block (15), a feeding pipe (16) and a clamping block (19), the limiting block (15) is installed on one side of the upper end edge of the lower die (6), and a square hole matched with the outer edge length of the transition pipe (17) is horizontally arranged in the transition pipe, one end of the transition pipe (17) penetrates through the square hole of the limiting block (15), the other end is fixedly connected with the side wall of the U-shaped supporting plate (1) through a clamping block (19), a downward feeding opening (26) is arranged on the lower bottom surface of the transition pipe (17) and on one side of the limiting block (15), the side length of the feed opening (26) is smaller than that of the limiting block (15), and a feed pipe (16) is connected to the upper surface of the transition pipe (17) and is positioned on one side of the clamping block (19); workstation (8) upper surface just installs with transition pipe (17) with one side pulling cylinder (2), and the flexible end of pulling cylinder (2) is connected with bed die (6) lateral wall, time relay (20) are installed to the vertical end outer wall of U-shaped backup pad (1).

4. The die-casting device for the aluminum alloy parts according to claim 3, wherein the side wall of the fixture block (19) is provided with a clamping groove (18), and the transition pipe (17) is clamped in the clamping groove (18) of the fixture block (19).

5. A die-casting device for aluminum alloy parts according to claim 3, wherein the transition pipe (17) is internally provided with a cavity (25), a wedge-shaped plate (24) is installed on the inner bottom surface of the cavity (25), and the lower side of the wedge-shaped plate (24) is directed to the feed opening (26).

6. The die-casting device for the aluminum alloy parts according to claim 3, wherein a rotating shaft (29) is installed at the edge of the direction hole of the limiting block (15), a torsion spring (28) is arranged on the rotating shaft (29), and the heat insulation plate (27) is rotatably installed on the limiting block (15) through the rotating shaft (29).

7. A die-casting device for aluminium alloy parts according to claim 1, characterized in that the lead-through (5) is provided with a spiral shape.

8. An aluminium alloy part die-casting device according to claim 1, characterized in that the lower bottom surface of the working table (8) is provided with supporting legs (9).