Metal casting casting mold

Abstract

The utility model discloses a casting mold for metal castings, which comprises a lower mold, an upper mold is mounted at the top of the lower mold, a sprue gate is arranged at the top of the upper mold, and a workbench is mounted at the bottom of the lower mold. The utility model relates to the technical field of metal casting molds, through the cooperation of a threaded rod, a sleeve and a mounting plate, after an upper mold and a lower mold are combined, molten iron is filled through a sprue gate, after cooling, the threaded rod is rotated, and the sleeve is driven to move through the engagement of the threaded rod and the sleeve, so that the sleeve drives the upper mold to move, and the molds are separated; the casting is prevented from being damaged due to overlarge mold opening force, and the problem that subsequent use of the casting is affected due to the fact that the casting is damaged due to overlarge mold opening force during use in the prior art is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of metal casting molds, in particular to a metal casting mold. Background Art

[0002] Aluminum alloy has good fluidity and castability. In the metal mold casting process, the aluminum alloy liquid fills the mold under the action of gravity, flows smoothly, is not easy to produce oxide inclusions, and gases are easily discharged. However, due to the large shrinkage rate of the aluminum alloy body and the poor shrinkage compensation of metal mold casting, it is easy to cause casting defects such as shrinkage porosity and shrinkage cavities.

[0003] In the prior art, when the two molds are used, molten iron is poured between the molds, the molten iron is cooled and formed, and the formed casting is taken out of the mold.

[0004] However, in actual use, the metal adheres tightly to the mold after cooling, making it inconvenient to open the mold. Moreover, if too much force is applied when opening the mold, the casting may be damaged, thus affecting its subsequent use. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a metal casting mold, which solves the problem that in actual use, the metal adheres tightly to the mold after cooling, making it inconvenient to open the mold, and if the force is too great when opening the mold, the casting will be damaged, thus affecting its subsequent use.

[0006] To achieve the above-mentioned purpose, the utility model is implemented through the following technical scheme: a metal casting casting mold, including a lower mold, an upper mold is installed on the top of the lower mold, a pouring port is opened on the top of the upper mold, a workbench is installed on the bottom of the lower mold, and a split structure is installed on both sides of the outer wall of the upper mold, the split structure includes a mounting plate, a threaded rod, a sleeve and a fixed block, the bottom of the mounting plate is fixedly connected to the top of the workbench, the inner wall of the mounting plate is rotatably connected to the threaded rod through a bearing, the outer wall of the threaded rod is movably connected to the sleeve, the sleeve extends to one end of the outer wall of the mounting plate and is installed with a fixed block, and the outer wall of the fixed block is fixedly connected to the outer wall of the upper mold.

[0007] Preferably, one end of the threaded rod extending into the interior of the workbench is fixedly connected to a driven gear, the outer wall of the driven gear is meshingly connected to a driving gear, the outer wall of the driving gear is fixedly connected to the outer wall of the driving rod, and is rotatably connected to a mounting shell through a bearing, and the top of the mounting shell is fixedly connected to the bottom of the workbench.

[0008] Preferably, a servo motor is fixedly connected to the outer wall of the mounting shell, and an output end of the servo motor extends to one end of the interior of the mounting shell and is fixedly connected to one end of the driving rod.

[0009] Preferably, a fixing plate is sleeved on the outer wall of the fixing block, the outer wall of the fixing plate is fixedly connected to the outer wall of the sleeve, the inner wall of the fixing plate is threadedly connected to a fixing bolt, and one end of the fixing bolt extends to the inside of the fixing plate and is fixedly connected to the inner wall of the fixing block.

[0010] Preferably, an air outlet hole is provided on the top of the upper mold.

[0011] Beneficial Effects

[0012] The utility model provides a metal casting casting mold. It has the following beneficial effects: the metal casting casting mold is used to combine the upper mold and the lower mold through the cooperation of the threaded rod, the sleeve and the mounting plate, and then molten iron is added through the pouring port. After waiting for cooling, the threaded rod is rotated, and the sleeve is driven to move through the meshing of the threaded rod and the sleeve, so that the sleeve drives the upper mold to move, and the mold is separated, so that the force of opening the mold is too large, which causes damage to the casting, and solves the problem of the prior art that the force of opening the mold is too large when in use, causing damage to the casting, thereby affecting its subsequent use.

[0013] Through the cooperation of the fixing bolts, the fixing blocks and the fixing plates, when replacing the mold, the fastening bolts are removed from the fixing plates and the fixing blocks, and the upper mold is replaced, making it more convenient when closing and separating the molds, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the appearance of the utility model;

[0016] Figure 3 for Figure 1 Schematic diagram of the structure of the workbench, mounting plate and servo motor;

[0017] Figure 4 for Figure 1 Schematic diagram of the structure of the lower mold, upper mold and mounting plate.

[0018] In the figure: 1. lower mold; 2. upper mold; 3. pouring gate; 4. workbench; 5. mounting plate; 6. servo motor; 7. driven gear; 8. fixing plate; 9. threaded rod; 10. sleeve; 11. mounting shell; 12. driving rod; 13. driving gear; 14. air outlet; 15. fixing block; 16. fixing bolt. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] However, in actual use, the metal adheres tightly to the mold after cooling, making it inconvenient to open the mold. Moreover, if too much force is applied when opening the mold, the casting may be damaged, thus affecting its subsequent use.

[0021] In view of this, the utility model provides a metal casting mold, which solves the problem that in actual use, the metal adheres tightly to the mold after cooling, making it inconvenient to open the mold, and if the force is too great when opening the mold, the casting will be damaged, thus affecting its subsequent use.

[0022] By those skilled in the art, the components in this case are connected in sequence. The specific connection and operation sequence should refer to the following working principle. The detailed connection means are well-known technologies in the art. The following mainly introduces the working principle and process.

[0023] Embodiment 1: Figure 1-4 It can be seen that a metal casting casting mold includes a lower mold 1, an upper mold 2 is installed on the top of the lower mold 1, a pouring port 3 is opened on the top of the upper mold 2, molten iron is poured into the mold through the pouring port 3, a workbench 4 is installed at the bottom of the lower mold 1, and a split structure is installed on both sides of the outer wall of the upper mold 2, the split structure includes a mounting plate 5, a threaded rod 9, a sleeve 10 and a fixed block 15, the bottom of the mounting plate 5 is fixedly connected to the top of the workbench 4, the inner wall of the mounting plate 5 is rotatably connected to the threaded rod 9 through a bearing, the outer wall of the threaded rod 9 is movably connected to the sleeve 10, and the sleeve 10 extends to one end of the outer wall of the mounting plate 5. The fixed block 15 is installed, and the outer wall of the fixed block 15 is fixedly connected to the outer wall of the upper mold 2;

[0024] In the specific implementation process, it is worth pointing out that, with the cooperation of the threaded rod 9, the sleeve 10 and the mounting plate 5, after the upper mold 2 and the lower mold 1 are merged, molten iron is added through the pouring port 3, and after waiting for cooling, the threaded rod 9 is rotated, and the sleeve 10 is driven to move through the meshing of the threaded rod 9 and the sleeve 10, so that it drives the upper mold 2 to move, and the molds are separated, so as to avoid excessive force in opening the mold, thereby damaging the casting;

[0025] Furthermore, one end of the threaded rod 9 extending to the inside of the workbench 4 is fixedly connected to the driven gear 7, the outer wall of the driven gear 7 is meshedly connected to the driving gear 13, the outer wall of the driving gear 13 is fixedly connected to the outer wall of the driving rod 12 and is rotatably connected to the mounting shell 11 through a bearing, and the top of the mounting shell 11 is fixedly connected to the bottom of the workbench 4;

[0026] In the specific implementation process, it is worth pointing out that under the cooperation of the driving gear 13, the driving rod 12 and the driven gear 7, when the driving rod 12 rotates, the driving gear 13 drives the driven gear 7 to rotate, so that the threaded rod 9 drives the upper mold 2 to move, making it more convenient when splitting the mold;

[0027] Furthermore, the outer wall of the mounting shell 11 is fixedly connected with a servo motor 6, and one end of the output end of the servo motor 6 extending to the inside of the mounting shell 11 is fixedly connected to one end of the driving rod 12, wherein the model of the servo motor 6 is not limited;

[0028] In the specific implementation process, it is worth pointing out that, under the cooperation of the servo motor 6, the driving rod 12 and the mounting shell 11, the servo motor 6 is used to drive the driving rod 12 to rotate, and the driven gear 7 drives the threaded rod 9 to rotate, so that the upper mold 2 moves;

[0029] Specifically, when using the metal casting casting mold, when using the mold, the servo motor 6 is used to drive the driving rod 12 to rotate, and through the engagement of the active gear 13 and the driven gear 7, the threaded rod 9 is driven to rotate, so that the sleeve 10 drives the upper mold 2 to move, so that it can be molded, and molten iron is poured into the interior through the pouring port 3. After cooling, the sleeve 10 can also be used to drive the upper mold 2 to move and separate the mold, so as to avoid damage to the casting when separating the mold.

[0030] Embodiment 2: By Figure 1-4 It can be seen that the outer wall of the fixing block 15 is sleeved with the fixing plate 8, the outer wall of the fixing plate 8 is fixedly connected to the outer wall of the sleeve 10, the inner wall of the fixing plate 8 is threadedly connected with the fixing bolt 16, and one end of the fixing bolt 16 extending to the inside of the fixing plate 8 is fixedly connected to the inner wall of the fixing block 15;

[0031] In the specific implementation process, it is worth pointing out that, under the cooperation of the fixing plate 8, the fixing bolts 16 and the fixing block 15, when replacing the mold, the fixing block 15 is moved out from the inside of the fixing plate 8, the upper mold 2 is replaced, and after the replacement, it is fixed with the fixing bolts 16;

[0032] Furthermore, an air outlet 14 is provided at the top of the upper mold 2;

[0033] In the specific implementation process, it is worth pointing out that when the air outlet 14 and the upper mold 2 are used, when pouring molten iron, the air inside is discharged by using the air outlet 14 to avoid bubbles inside the molten iron when it is formed;

[0034] Specifically, based on the above embodiment, when pouring the mold, molten iron is poured into the mold through the pouring port 3, and the gas is discharged through the gas outlet 14 to avoid bubbles in the casting.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0036] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A metal casting mold, comprising a lower mold (1), characterized in that: An upper mold (2) is installed on the top of the lower mold (1), a pouring port (3) is opened on the top of the upper mold (2), a workbench (4) is installed on the bottom of the lower mold (1), and split structures are installed on both sides of the outer wall of the upper mold (2); The split structure comprises a mounting plate (5), a threaded rod (9), a sleeve (10) and a fixing block (15); The bottom of the mounting plate (5) is fixedly connected to the top of the workbench (4); the inner wall of the mounting plate (5) is rotatably connected to a threaded rod (9) via a bearing; the outer wall of the threaded rod (9) is movably connected to a sleeve (10); a fixed block (15) is installed at one end of the sleeve (10) extending to the outer wall of the mounting plate (5); the outer wall of the fixed block (15) is fixedly connected to the outer wall of the upper mold (2).

2. A metal casting mold according to claim 1, characterized in that: One end of the threaded rod (9) extending into the interior of the workbench (4) is fixedly connected to a driven gear (7); the outer wall of the driven gear (7) is meshingly connected to a driving gear (13); the outer wall of the driving gear (13) is fixedly connected to the outer wall of the driving rod (12) and is rotatably connected to a mounting shell (11) via a bearing; the top of the mounting shell (11) is fixedly connected to the bottom of the workbench (4).

3. A metal casting mold according to claim 2, characterized in that: A servo motor (6) is fixedly connected to the outer wall of the mounting shell (11), and one end of the output end of the servo motor (6) extending to the inside of the mounting shell (11) is fixedly connected to one end of the driving rod (12).

4. A metal casting mold according to claim 1, characterized in that: The outer wall of the fixing block (15) is sleeved with a fixing plate (8), the outer wall of the fixing plate (8) is fixedly connected to the outer wall of the sleeve (10), the inner wall of the fixing plate (8) is threadedly connected with a fixing bolt (16), and one end of the fixing bolt (16) extends to the inside of the fixing plate (8) and is fixedly connected to the inner wall of the fixing block (15).

5. The metal casting mold according to claim 1, characterized in that: An air outlet hole (14) is provided on the top of the upper mold (2).

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