Casting mold for machine tool castings

Abstract

The utility model discloses a machine tool casting mold, and particularly relates to the technical field of casting molds, the machine tool casting mold comprises a bottom plate installed on a machine tool, the top of the bottom plate is provided with a mold main body used for mold casting, and the outer part of the mold main body is provided with a material taking assembly used for conveniently taking a casting; and the material taking assembly comprises a hollow plate arranged at the top of the bottom plate, a micro electric push rod is installed in the hollow plate, and a mounting plate is installed at the top end of the micro electric push rod. According to the utility model, the four connecting brackets on the mounting plate are driven to move upwards through the extension of the micro electric push rod, so that the four top plates corresponding to the four connecting brackets can jack up a workpiece from the four corners of the die cavity, and the workpiece has more stress points to obtain a larger supporting surface, thereby providing good stability for the workpiece and improving the production efficiency. Deformation and damage caused by unbalanced stress of four corners due to stress of the middle part of the workpiece are avoided, so that the integrity of the workpiece is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of casting moulds, in particular to a casting mould for machine tool castings. Background Art

[0002] When casting, it is necessary to punch the mold through a punch press, so as to extrude and shape the casting to achieve the finalization operation. As shown in the application document of the prior art publication number CN218611558U, it includes a base and a mold arranged on the base. The mold is divided into an upper module and a lower module. The upper mold is arranged above the base through a plurality of first electric push rods. The lower module is slidably mounted on the base through a driving mechanism. The upper end of the lower module is provided with a mold cavity assembly, and the interior of the lower module is provided with a support mechanism. A control box and a battery box are provided on one side of the upper end of the base. This technical solution provides a plurality of first electric push rods so that the staff can fix and separate the upper module and the lower module through the control box, avoiding manual contact with the mold to prevent burns, thereby improving the safety of the overall device.

[0003] However, when the moving block of the above technical solution lifts the workpiece, it can only lift it from the middle of the workpiece, and the supporting surface is small, which makes it easy for the four corners of the workpiece to be deformed and damaged. Since the contact area between the four corners of the workpiece and the mold is large, the stability of the four corners of the workpiece needs to be ensured. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a casting mold for machine tool castings, which drives the four connecting brackets on the mounting plate to move upward through the extension of a micro electric push rod, so that the four top plates corresponding to the four connecting brackets can lift the workpiece from the four corners of the mold cavity, so that the workpiece has more force points and obtains a larger supporting surface, thereby providing good stability for the workpiece and avoiding deformation and damage of the workpiece due to unbalanced force on the four corners due to force on the middle part, thereby ensuring the integrity of the workpiece and solving the problems arising from the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a casting mold for machine tool castings, comprising a bottom plate installed on a machine tool, a mold body for mold casting is provided on the top of the bottom plate, and a material taking component for conveniently taking castings is provided outside the mold body;

[0006] The material taking assembly comprises a hollow plate arranged on the top of the bottom plate, a micro electric push rod is installed inside the hollow plate, a mounting plate is installed on the top of the micro electric push rod, four connecting brackets penetrating the hollow plate are evenly distributed outside the mounting plate, and a top plate is installed on the top of the connecting bracket for ejecting the casting;

[0007] The outside of the mounting plate is provided with four slideways adapted to the connecting bracket, and the connecting bracket is arranged inside the slideways to limit the up and down movement of the connecting bracket.

[0008] In a preferred embodiment, the mold body includes an upper mold base and a lower mold base, the upper mold base is arranged on the top of the lower mold base, and a mold cavity for mold forming is opened on the top of the lower mold base; four corners of the mold cavity are opened with embedding grooves adapted to the top plate, and the top plate is arranged inside the embedding grooves, and four embedding holes adapted to the connecting bracket are opened at the bottom of the lower mold base, and the connecting bracket is arranged inside the embedding holes, the embedding grooves are connected with the embedding holes, and the embedding holes are arranged at the bottom of the embedding grooves, and the mold processing can be carried out by cooperating with the upper mold base and the lower mold base, and the setting of the embedding grooves and embedding holes facilitates the installation and fixation of the top plate and the connecting bracket.

[0009] In a preferred embodiment, a connected installation cavity and a connecting hole are provided inside the base plate, and the connecting hole is provided on the rear side of the installation cavity, and the bottom end of the hollow plate passes through the connecting hole and extends into the installation cavity; a first electric push rod is installed inside the front end of the installation cavity, and the rear end of the first electric push rod is fixed to the front side of the bottom end of the hollow plate, and the lower die base connected to the hollow plate is driven forward by the contraction of the first electric push rod, so that the lower die base and the upper die base are staggered and separated, thereby facilitating the staff to take the material and preventing the upper die base from hindering the staff from taking the material.

[0010] In a preferred embodiment, two support plates for supporting the lower die base are installed on the top of the base plate, a support groove is penetrated through one side of the support plate close to the lower die base, and the bottom of one end of the lower die base is arranged inside the support groove, and the lower die base can be supported and fixed by the support groove on the support plate to ensure the stability of the lower die base during movement.

[0011] In a preferred embodiment, fixed plates are installed on both sides of the top of the upper mold base, and two second electric push rods are installed at intervals on the bottom of the fixed plate; a fixed groove is opened on the side of the support plate away from the lower mold base, and the bottom end of the second electric push rod is arranged inside the fixed groove. Through the extension and retraction of the second electric push rod, the upper mold base connected to the fixed plate can be driven to move up and down, so that it is convenient for the staff to operate the upper mold base and the lower mold base to cooperate for mold processing.

[0012] In a preferred embodiment, the cross-section of the installation cavity, the cross-section of the connecting hole and the cross-section of the hollow plate are all set to rectangles, and the outside of the hollow plate is in contact with the inner wall of the installation cavity and the inner wall of the connecting hole. By setting the cross-section of the installation cavity, the cross-section of the connecting hole and the cross-section of the hollow plate to rectangles, the connecting hole and the installation cavity can limit the hollow plate, thereby ensuring the stability of the hollow plate during movement and avoiding the displacement of the hollow plate during movement.

[0013] Technical effects and advantages of the utility model:

[0014] The extension of the micro electric push rod drives the four connecting brackets on the mounting plate to move upward, so that the four top plates corresponding to the four connecting brackets can lift the workpiece from the four corners of the mold cavity, so that the workpiece has more stress points and a larger supporting surface, thereby providing good stability for the workpiece and avoiding deformation and damage of the workpiece due to unbalanced stress on the four corners due to stress in the middle, thereby ensuring the integrity of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a side sectional view of the bottom plate of the utility model;

[0017] Figure 3 This is a bottom view of the hollow plate of the utility model;

[0018] Figure 4 This is a cross-sectional view of a hollow plate of the utility model;

[0019] Figure 5 It is a cross-sectional view of the lower die base of the utility model.

[0020] The accompanying drawings are marked as follows: 1. bottom plate; 2. hollow plate; 3. micro electric push rod; 4. mounting plate; 5. connecting bracket; 6. top plate; 7. slideway; 8. upper mold base; 9. lower mold base; 10. mold cavity; 11. embedding groove; 12. embedding hole; 13. mounting cavity; 14. connecting hole; 15. first electric push rod; 16. support plate; 17. support groove; 18. fixing plate; 19. second electric push rod; 20. fixing groove. DETAILED DESCRIPTION

[0021] Refer to the instruction manual Figure 1-5 The utility model provides a casting mold for machine tool castings, comprising a base plate 1 installed on a machine tool, characterized in that: a mold body for mold casting is provided on the top of the base plate 1, and a material taking component for conveniently taking castings is provided on the outside of the mold body;

[0022] like Figure 2-4 As shown, the material taking assembly includes a hollow plate 2 arranged on the top of the base plate 1, a micro electric push rod 3 is installed inside the hollow plate 2, a mounting plate 4 is installed on the top of the micro electric push rod 3, four connecting brackets 5 penetrating the hollow plate 2 are evenly distributed on the outside of the mounting plate 4, and a top plate 6 is installed on the top of the connecting bracket 5 for ejecting the casting; four slideways 7 adapted to the connecting bracket 5 are opened on the outside of the mounting plate 4, and the connecting bracket 5 is arranged inside the slideway 7 to limit the up and down movement of the connecting bracket 5.

[0023] like Figure 1 , 2 As shown in Figures 3 and 5, the mold body includes an upper mold base 8 and a lower mold base 9, the upper mold base 8 is arranged on the top of the lower mold base 9, and a mold cavity 10 for mold forming is opened on the top of the lower mold base 9; the mold cavity 10 has four corners each provided with embedding grooves 11 adapted to the top plate 6, and the top plate 6 is arranged inside the embedding grooves 11, and the bottom of the lower mold base 9 has four embedding holes 12 adapted to the connecting bracket 5, and the connecting bracket 5 is arranged inside the embedding holes 12, the embedding grooves 11 are connected with the embedding holes 12, and the embedding holes 12 are arranged at the bottom of the embedding grooves 11. Through the cooperation of the upper mold base 8 and the lower mold base 9, mold processing can be carried out, and the setting of the embedding grooves 11 and the embedding holes 12 makes it easy to install and fix the top plate 6 and the connecting bracket 5.

[0024] like Figure 2 As shown, a connecting installation cavity 13 and a connecting hole 14 are provided inside the base plate 1, and the connecting hole 14 is provided at the rear side of the installation cavity 13, and the bottom end of the hollow plate 2 passes through the connecting hole 14 and extends into the installation cavity 13; a first electric push rod 15 is installed inside the front end of the installation cavity 13, and the rear end of the first electric push rod 15 is fixed to the front side of the bottom end of the hollow plate 2, and the lower die base 9 connected to the hollow plate 2 is driven forward by the contraction of the first electric push rod 15, so that the lower die base 9 is staggered and separated from the upper die base 8, thereby facilitating the staff to take the material and avoiding the upper die base 8 hindering the staff from taking the material.

[0025] like Figure 1 and 2 As shown, two support plates 16 for supporting the lower die base 9 are installed on the top of the base plate 1, and a support groove 17 is opened through the side of the support plate 16 close to the lower die base 9, and the bottom of one end of the lower die base 9 is arranged inside the support groove 17. The lower die base 9 can be supported and fixed by the support groove 17 on the support plate 16 to ensure the stability of the lower die base 9 during movement. Fixed plates 18 are installed on both sides of the top of the upper die base 8, and two spaced second electric push rods 19 are installed at the bottom of the fixed plate 18; a fixing groove 20 is opened on the side of the support plate 16 away from the lower die base 9, and the bottom end of the second electric push rod 19 is arranged inside the fixing groove 20. Through the extension and retraction of the second electric push rod 19, the upper die base 8 connected to the fixing plate 18 can be driven to move up and down, so that it is convenient for the staff to operate the upper die base 8 and the lower die base 9 to cooperate for mold processing.

[0026] like Figure 2As shown, the cross-sections of the mounting cavity 13, the connecting hole 14 and the hollow plate 2 are all set to be rectangular, and the outside of the hollow plate 2 is in contact with the inner wall of the mounting cavity 13 and the inner wall of the connecting hole 14. By setting the cross-sections of the mounting cavity 13, the connecting hole 14 and the hollow plate 2 to be rectangular, the connecting hole 14 and the mounting cavity 13 can limit the hollow plate 2, thereby ensuring the stability of the hollow plate 2 during movement and avoiding the hollow plate 2 from deviating during movement.

[0027] The extension of the micro electric push rod 3 drives the four connecting brackets 5 on the mounting plate 4 to move upward, so that the four top plates 6 corresponding to the four connecting brackets 5 can lift the workpiece from the four corners of the mold cavity 10, so that the workpiece has more stress points and obtains a larger supporting surface, thereby providing good stability for the workpiece and avoiding the deformation and damage of the workpiece due to unbalanced stress at the four corners due to stress in the middle. In addition, the contact area between the four corners of the workpiece and the mold cavity 10 is larger, resulting in greater stress at the four corners of the workpiece. Therefore, it is necessary to ensure the stability of the four corners of the workpiece to ensure the integrity of the workpiece after material removal.

Claims

1. A casting mold for a machine tool casting, comprising a base plate (1) mounted on a machine tool, characterized in that: A mold body for mold casting is provided on the top of the bottom plate (1), and a material taking component for conveniently taking out the casting is provided on the outside of the mold body; The material taking assembly comprises a hollow plate (2) arranged on the top of the bottom plate (1), a micro electric push rod (3) is installed inside the hollow plate (2), a mounting plate (4) is installed on the top of the micro electric push rod (3), four connecting brackets (5) penetrating the hollow plate (2) are evenly distributed outside the mounting plate (4), and a top plate (6) is installed on the top of the connecting bracket (5) for ejecting the casting; Four slideways (7) adapted to the connecting bracket (5) are provided on the outside of the mounting plate (4), and the connecting bracket (5) is arranged inside the slideways (7) to limit the up and down movement of the connecting bracket (5).

2. A machine tool casting mold according to claim 1, characterized in that: The mold body comprises an upper mold base (8) and a lower mold base (9), wherein the upper mold base (8) is arranged on the top of the lower mold base (9), and a mold cavity (10) for mold forming is opened on the top of the lower mold base (9); The mold cavity (10) has four inner corners each provided with an embedding groove (11) adapted to the top plate (6), and the top plate (6) is arranged inside the embedding groove (11). The bottom of the lower mold base (9) has four embedding holes (12) adapted to the connecting bracket (5), and the connecting bracket (5) is arranged inside the embedding holes (12). The embedding groove (11) is connected to the embedding holes (12), and the embedding holes (12) are arranged at the bottom of the embedding groove (11).

3. The machine tool casting mold according to claim 1, characterized in that: The bottom plate (1) is provided with a connecting installation cavity (13) and a connecting hole (14) which are connected to each other. The connecting hole (14) is arranged at the rear side of the installation cavity (13). The bottom end of the hollow plate (2) passes through the connecting hole (14) and extends into the installation cavity (13). A first electric push rod (15) is installed inside the front end of the installation cavity (13), and the rear end of the first electric push rod (15) is fixed to the front side of the bottom end of the hollow plate (2).

4. A machine tool casting mold according to claim 2, characterized in that: Two support plates (16) for supporting the lower die base (9) are installed on the top of the bottom plate (1); a support groove (17) is provided through one side of the support plate (16) close to the lower die base (9), and the bottom of one end of the lower die base (9) is arranged inside the support groove (17).

5. A machine tool casting mold according to claim 4, characterized in that: A fixing plate (18) is installed on both sides of the top of the upper die seat (8), and two second electric push rods (19) are installed at intervals at the bottom of the fixing plate (18); A fixing groove (20) is provided on a side of the support plate (16) away from the lower die base (9), and the bottom end of the second electric push rod (19) is arranged inside the fixing groove (20).

6. A machine tool casting mold according to claim 3, characterized in that: The cross-section of the installation cavity (13), the cross-section of the connection hole (14) and the cross-section of the hollow plate (2) are all set to be rectangular, and the outside of the hollow plate (2) is in contact with the inner wall of the installation cavity (13) and the inner wall of the connection hole (14).

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