Core making machine capable of automatically ejecting core

Abstract

The utility model discloses a core making machine capable of automatically ejecting a core, which relates to the technical field of casting equipment, and is characterized in that the core making machine capable of automatically ejecting the core comprises a placing platform and mounting plates symmetrically arranged on two sides of the placing platform, a top plate is arranged on the placing platform, a mounting box is arranged at the center of the top plate, and the mounting box is connected with the placing platform. A second groove is formed in the center of each mounting box, an ejection block is arranged in each second groove, a partition plate is arranged at the bottom of each mounting box, an ejection mechanism used for ejecting out a sand core is arranged in the containing platform, and a first telescopic air cylinder is arranged on one side of each single mounting plate. When a second telescopic air cylinder stretches out, a top plate is ejected upwards, namely, a sand core can be ejected out, in addition, when a contact plate moves upwards, a moving block moves to make contact with a connecting column, then the connecting column is ejected upwards, and therefore the top plate is ejected upwards to eject the sand core upwards, and a large amount of workload is saved for workers.

Description

Technical Field

[0001] The utility model relates to the technical field of casting equipment, and more specifically, to an automatic core-pushing core-making machine. Background Art

[0002] The core making machine is a very important equipment in the foundry industry. It is mainly used to make cores for casting. The advantages of the core making machine include reducing labor intensity, flexible and light operation, easy to master, and high production efficiency. A cycle only takes a dozen seconds to dozens of seconds to produce sand cores with precise dimensions and smooth surfaces. The core making machine is widely used in the foundry machinery industry. It not only improves casting efficiency, but also ensures the quality of castings.

[0003] In the foundry industry, preparing sand cores of precise size and shape is essential to producing high-quality castings. Traditional core making machines often require manual placement and removal of sand cores, which is not only inefficient, but also labor-intensive and may cause damage to the sand cores. In addition, manual operation can also lead to inconsistencies in the core making process, affecting the quality of the final product.

[0004] Therefore, in order to solve the above technical problems, the present application proposes a core making machine with automatic core pushing. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model aims to provide a core-making machine with automatic core ejection.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a core making machine with automatic core ejection, comprising a placing platform and mounting plates symmetrically arranged on both sides of the placing platform, a top plate is arranged on the placing platform, a mounting box is arranged at the center of the top plate, a second groove is opened at the center of the mounting box, a top block is arranged in the second groove, a partition plate is arranged at the bottom of the mounting box, an ejection mechanism for ejecting the sand core is arranged in the placing platform, a first telescopic cylinder is arranged on one side of the single mounting plate, and a template is connected to the end of the first telescopic cylinder.

[0007] Furthermore, a first groove is provided below the template.

[0008] Furthermore, the lifting mechanism includes a plurality of second telescopic cylinders arranged at the bottom of the placement platform, the protruding ends of the second telescopic cylinders are connected to contact plates, a mounting block is provided on the contact plate, a top column is provided on the mounting block, a notch is opened in the top plate, and the end of the top column is located in the notch, and a secondary ejection assembly is also provided on the contact plate.

[0009] Furthermore, the secondary ejection component includes a sliding groove opened on the contact plate, a moving block is arranged in the sliding groove, a limiting groove is opened on the contact plate, a limiting column is arranged in the limiting groove, one end of the limiting column is connected to the partition plate, and the other end is connected to the bottom of the prevention platform, and the limiting column passes through the moving block, and the installation box is provided with a moving component that cooperates with the moving block to eject the sand core for a secondary time.

[0010] Furthermore, the motion component includes a connecting column connected to the top block, a limiting plate is provided on the connecting column, a spring is provided on the outer side of the connecting column, one end of the spring is connected to the limiting plate, and the other end is connected to the second groove.

[0011] Furthermore, the side of the moving block in contact with the connecting column is inclined.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] In the utility model, by arranging an ejection mechanism, when the second telescopic cylinder is extended, the ejection plate is ejected upward, thereby ejecting the sand core; in addition, when the contact plate moves upward, the movable block moves and then contacts the connecting column, thereby ejecting the connecting column upward, so that the ejection plate is ejected upward to eject the sand core upward, thereby saving a lot of workload for the staff and solving the problem that the traditional core making machine in the background technology often needs to manually place and take out the sand core, which is not only inefficient but also labor-intensive and may cause damage to the sand core. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

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

[0016] Figure 2 It is a schematic diagram of the structure of the utility model;

[0017] Figure 3 It is a structural schematic diagram of the utility model.

[0018] 1. Placing platform; 2. Mounting plate; 3. First telescopic cylinder; 4. Template; 5. First groove; 6. Mounting box; 7. Top block; 8. Top plate; 9. Second groove; 10. Top column; 11. Mounting block; 12. Spring; 13. Limiting plate; 14. Connecting column; 15. Limiting column; 16. Moving block; 17. Contact plate; 18. Second telescopic cylinder; 19. Limiting groove; 20. Sliding groove. DETAILED DESCRIPTION

[0019] like Figure 1-3 As shown, the utility model provides a core making machine with automatic core ejection, comprising a placing platform 1, and mounting plates 2 symmetrically arranged on both sides of the placing platform 1, a top plate 8 is arranged on the placing platform 1, a mounting box 6 is arranged at the center of the top plate 8, a second groove 9 is opened at the center of the mounting box 6, a top block 7 is arranged in the second groove 9, a partition plate is arranged at the bottom of the mounting box 6, an ejection mechanism for ejecting the sand core is arranged in the placing platform 1, a first telescopic cylinder 3 is arranged on one side of the single mounting plate 2, and a template 4 is connected to the end of the first telescopic cylinder 3.

[0020] A first groove 5 is provided below the template 4, and the lifting mechanism includes a plurality of second telescopic cylinders 18 arranged at the bottom of the placement platform 1. The protruding ends of the second telescopic cylinders 18 are connected to a contact plate 17, a mounting block 11 is provided on the contact plate 17, a top column 10 is provided on the mounting block 11, a notch is provided in the top plate 8, and the end of the top column 10 is located in the notch, and a secondary ejection assembly is also provided on the contact plate 17.

[0021] The secondary ejection component includes a sliding groove 20 opened on the contact plate 17, a moving block 16 is arranged in the sliding groove 20, a limiting groove 19 is opened on the contact plate 17, a limiting column 15 is arranged in the limiting groove 19, one end of the limiting column 15 is connected to the partition plate, and the other end is connected to the bottom of the placement platform, and the limiting column 15 passes through the moving block 16, and the installation box 6 is provided with a motion component that cooperates with the moving block 16 to eject the sand core for the second time.

[0022] The motion component includes a connecting column 14 connected to the top block 7, a limiting plate is provided on the connecting column 14, a spring 12 is provided on the outside of the connecting column 14, one end of the spring 12 is connected to the limiting plate 13, and the other end is connected to the second groove 9, and the side of the moving block 16 that contacts the connecting column 14 is inclined.

[0023] The second telescopic cylinder 18 lifts the contact plate 17 upward, so that the top column 10 connected to the mounting block 11 set on the mounting plate moves upward, and then lifts the top plate 8, so that the sand core is lifted up. When the contact plate 17 moves upward, the limit column 15 moves in the limit groove 19, and then the limit column 15 moves in the moving block 16. When the contact plate 17 moves slowly upward, the moving block 16 moves forward slowly, and then the inclined side of the moving block 16 contacts the connecting column 14. When the moving block 16 slowly moves forward, it pushes the connecting column 14 upward, and the limit plate 13 moves in the second groove 9. Since the other end of the spring 12 is connected to the second groove 9, the spring 12 is compressed, and the top block 7 lifts the sand core again.

[0024] Working principle: the staff places the sand core on the top plate 8 on the placing platform 1, and the first telescopic cylinder 3 arranged on the mounting plate 2 pushes out the template 4, and then the sand core is cast and formed, and then the second telescopic cylinder 18 starts to work, and the second telescopic cylinder 18 pushes the contact plate 17 upward, so that the top column 10 connected to the mounting block 11 arranged on the mounting plate moves upward, and then the top plate 8 is pushed up, so that the sand core is pushed up, and when the contact plate 17 moves upward, the limit column 15 moves in the limit groove 19, and then the limit column 15 moves in the moving block 16, when the contact plate 17 moves slowly upward, the moving block 16 moves forward slowly, and then the inclined side of the moving block 16 contacts with the connecting column 14, when the moving block 16 slowly moves forward, and then the connecting column 14 is pushed upward, and the limit plate 13 moves in the second groove 9, because the other end of the spring 12 is connected in the second groove 9, therefore, the spring 12 is compressed, and the top block 7 pushes up the sand core again, and then the staff takes out the sand core.

[0025] The above description is only a preferred embodiment of the utility model and does not limit the utility model in any form. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. An automatic core-pushing core-making machine, comprising a placing platform (1), and mounting plates (2) symmetrically arranged on both sides of the placing platform (1), characterized in that: The placement platform (1) is provided with a top plate (8), a mounting box (6) is provided at the center of the top plate (8), a second groove (9) is provided at the center of the mounting box (6), a top block (7) is provided in the second groove (9), a partition plate is provided at the bottom of the mounting box (6), a lifting mechanism for ejecting the sand core is provided in the placement platform (1), a first telescopic cylinder (3) is provided on one side of the single mounting plate (2), and a template (4) is connected to the end of the first telescopic cylinder (3).

2. The automatic core-pushing core-making machine according to claim 1, characterized in that: A first groove (5) is provided below the template (4).

3. The automatic core-pushing core-making machine according to claim 1, characterized in that: The lifting mechanism comprises a plurality of second telescopic cylinders (18) arranged at the bottom of the placement platform (1); the extended ends of the second telescopic cylinders (18) are connected to a contact plate (17); a mounting block (11) is arranged on the contact plate (17); a lift column (10) is arranged on the mounting block (11); a notch is provided in the lift plate (8), and the end of the lift column (10) is located in the notch; and a secondary ejection assembly is also arranged on the contact plate (17).

4. The automatic core-pushing core-making machine according to claim 3, characterized in that: The secondary ejection component comprises a sliding groove (20) provided on a contact plate (17), a moving block (16) being arranged in the sliding groove (20), a limiting groove (19) being provided on the contact plate (17), a limiting column (15) being arranged in the limiting groove (19), one end of the limiting column (15) being connected to a partition plate, and the other end being connected to the bottom of a placement platform (1), and the limiting column (15) passing through the moving block (16), and the installation box (6) being provided with a moving component cooperating with the moving block (16) to eject the sand core for the second time.

5. The automatic core-pushing core-making machine according to claim 4, characterized in that: The motion component comprises a connecting column (14) connected to the top block (7), a limiting plate being arranged on the connecting column (14), a spring (12) being arranged outside the connecting column (14), one end of the spring (12) being connected to the limiting plate (13), and the other end being connected to the second groove (9).

6. The automatic core-pushing core-making machine according to claim 4, characterized in that: The side of the moving block (16) that contacts the connecting column (14) is inclined.

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