Die-casting die for automobile suspension bracket

Abstract

The utility model discloses a die-casting die of an automobile suspension support, which comprises an upper die frame and a lower die frame, an upper die core and a lower die core which are stacked up and down are installed between the upper die frame and the lower die frame, a forming die cavity is arranged between the upper die core and the lower die core, a first core pulling structure is installed on the side portion of the lower die core, and a second core pulling structure is installed on the side portion of the lower die core. The first core pulling structure comprises a first sliding block arranged in the lower mold core, a first sliding block seat is arranged on one side of the first sliding block, a first oil cylinder is arranged on the side portion of the first sliding block seat, a connecting plate is arranged on the upper side of the first sliding block seat, a sliding rod is arranged on the upper portion of the connecting plate, and a guide block is arranged on the upper side of the first oil cylinder. The support is arranged on the side portion of the lower die frame, and guide columns are arranged on the inner side of the support side by side. The sliding block can solve the problems that a gap between the sliding block and a guide structure is reduced due to thermal expansion of an existing sliding block, so that a mold clamping phenomenon is caused, and the production efficiency is influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to a die-casting mold for an automobile suspension bracket. Background Art

[0002] Automotive suspension brackets connect the engine to the vehicle body, primarily absorbing engine vibrations and ensuring a comfortable ride. Because they must withstand significant forces and vibration, they require high structural strength and precision. Die-casting molds are key tools in suspension bracket production, and their design and manufacturing quality directly impact their performance. In high-temperature environments, thermal expansion of the mold material can reduce the gap between the slider and the guide structure, leading to die jamming and impacting production efficiency. Utility Model Content

[0003] The utility model provides a die-casting die for an automobile suspension bracket, which can solve the problem that the gap between the slider and the guide structure is reduced due to thermal expansion of the existing slider, thereby causing die jamming and affecting production efficiency.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a die-casting mold for an automobile suspension bracket, comprising an upper mold frame and a lower mold frame, wherein an upper mold core and a lower mold core stacked up and down are installed between the upper mold frame and the lower mold frame, a forming mold cavity is provided between the upper mold core and the lower mold core, a first core-pulling structure is installed on the side of the lower mold core, the first core-pulling structure comprises a first slider arranged in the lower mold core, a first slider seat is provided on one side of the first slider, a first oil cylinder for driving its movement is provided on the side of the first slider seat, and a connecting plate is provided on the upper side of the first slider seat A sliding rod is horizontally arranged on the upper part of the connecting plate, and a guide block slidably connected to the sliding rod is arranged side by side on the upper side of the first oil cylinder; a bracket is arranged on the side of the lower mold frame, and the first oil cylinder is installed on the bracket. Guide columns are arranged side by side on the inner side of the bracket, and the first slider seat moves along the guide columns; mold feet are relatively arranged at the bottom of the lower mold frame, and a lower top plate assembly is installed between the two mold feet, which improves the overall stability of the mold, reduces the defective rate of the product, reduces the risk of mold jamming in a high temperature environment, and ensures the continuity and efficiency of production.

[0005] Preferably, two sensing blocks are sleeved on the sliding rod between the two guide blocks, which has a simple structure and is easy to install.

[0006] Preferably, a travel switch for sensing the sensing block is provided on the upper side of the first oil cylinder, located on one side of the guide block, and the travel of the first oil cylinder is controlled by the sensing block and the travel switch.

[0007] Preferably, a second core-pulling structure is installed on the side of the upper mold core, and the second core-pulling structure includes a second slider arranged in the upper mold core, a second slider seat is provided on one side of the second slider, and a second oil cylinder for driving its movement is provided on the side of the second slider seat. The structure is simple and the processing is convenient.

[0008] Preferably, guide seats are provided on both sides of the second slider seat to play the role of limiting and guiding.

[0009] Preferably, the sides of the first slider seat and the second slider seat are both clamped with connecting rods, and the connecting rods are connected to the movable end of the first oil cylinder or the second oil cylinder through a coupling, which is convenient for connection.

[0010] Preferably, a sprue sleeve is installed in the upper part of the upper mold frame to guide the liquid material into the mold.

[0011] Preferably, a slider fixing plate is provided on a side of the first slider seat away from the first oil cylinder, and the slider fixing plate is sleeved on the first slider, which has a simple structure and is easy to install.

[0012] Preferably, a plurality of ejector pins inserted into the molding cavity are vertically mounted on the lower ejector plate assembly, and the ejector pins are used to push the product out of the mold after the product is formed.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] The simple structure improves guide accuracy, enhances mold stability, prevents mold jamming, and reduces the risk of mold jamming in high-temperature environments. This ensures production continuity and efficiency, reduces maintenance costs, reduces downtime caused by mold problems, improves production line efficiency, and increases output. This solves the existing problem of mold jamming caused by thermal expansion of the slider, which reduces the gap between the slider and the guide structure, thus affecting production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural diagram of the utility model;

[0016] Figure 2 This is a main sectional structural diagram of the present utility model;

[0017] Figure 3 This is a three-dimensional structural diagram of the first core-pulling structure of the present invention;

[0018] Figure 4 It is a three-dimensional structural diagram of the second core-pulling structure of the present invention.

[0019] Reference numerals:

[0020] 1. Upper mold frame, 2. Lower mold frame, 3. Upper mold core, 4. Lower mold core, 5. First core-pulling structure, 50. Travel switch, 51. First slider, 52. First slider seat, 521. Slider fixing plate, 53. First oil cylinder, 54. Connecting plate, 55. Sliding rod, 56. Guide block, 57. Bracket, 58. Guide column, 59. Induction block, 6. Mold foot, 7. Lower ejector plate assembly, 71. Ejector pin, 8. Second core-pulling structure, 81. Second slider, 82. Second slider seat, 83. Second oil cylinder, 84. Guide seat, 85. Connecting rod, 86. Coupling, 9. Gate sleeve. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention.

[0022] like Figure 1-4 As shown, the present invention aims to solve the problem that the gap between the slider and the guide structure is reduced due to thermal expansion of the existing slider, thereby causing a die jamming phenomenon and affecting production efficiency. The present invention provides the following technical solutions: a die-casting mold for an automobile suspension bracket, comprising an upper mold frame 1 and a lower mold frame 2, an upper mold core 3 and a lower mold core 4 stacked up and down are installed between the upper mold frame 1 and the lower mold frame 2, a forming mold cavity is provided between the upper mold core 3 and the lower mold core 4, a first core-pulling structure 5 is installed on the side of the lower mold core 4, the first core-pulling structure 5 includes a first slider 51 arranged in the lower mold core 4, a first slider seat 52 is provided on one side of the first slider 51, and a first oil cylinder 53 for driving its movement is provided on the side of the first slider seat 52. A connecting plate 54 is provided on the upper side of the first slider seat 52, and a sliding rod 55 is horizontally provided on the upper part of the connecting plate 54, and a guide block 56 slidably connected to the sliding rod 55 is provided side by side on the upper side of the first oil cylinder 53; a bracket 57 is provided on the side of the lower mold frame 2, and the first oil cylinder 53 is installed on the bracket 57, and guide columns 58 are provided side by side on the inner side of the bracket 57, and the first slider seat 52 moves along the guide columns 58; mold feet 6 are relatively provided at the bottom of the lower mold frame 2, and a lower top plate assembly 7 is installed between the two mold feet 6, which improves the overall stability of the mold, reduces the defective rate of the product, reduces the risk of mold jamming in a high temperature environment, and ensures the continuity and efficiency of production.

[0023] In this embodiment, if Figure 3 As shown, two sensing blocks 59 are sleeved between the two guide blocks 56 on the sliding rod 55, which has a simple structure and is easy to install.

[0024] In this embodiment, if Figure 3As shown, a travel switch 50 for sensing the sensing block 59 is provided on the upper side of the first oil cylinder 53 and on one side of the guide block 56 , and the travel of the first oil cylinder 53 is controlled by the sensing block 59 and the travel switch 50 .

[0025] In this embodiment, if Figure 4 As shown, a second core-pulling structure 8 is installed on the side of the upper mold core 3. The second core-pulling structure 8 includes a second slider 81 arranged in the upper mold core 3. A second slider seat 82 is provided on one side of the second slider 81. A second oil cylinder 83 for driving its movement is provided on the side of the second slider seat 82. The structure is simple and easy to process.

[0026] In this embodiment, if Figure 4 As shown, guide seats 84 are provided on both sides of the second slider seat 82 to play the role of limiting and guiding.

[0027] In this embodiment, if Figure 3-4 As shown, the sides of the first slider seat 52 and the second slider seat 82 are both clamped with connecting rods 85, and the connecting rods 85 are connected to the movable ends of the first oil cylinder 53 or the second oil cylinder 83 through a coupling 86, which is convenient for connection.

[0028] In this embodiment, if Figure 1 As shown, a gate sleeve 9 is installed in the upper part of the upper mold frame 1 to guide the liquid material into the mold.

[0029] In this embodiment, if Figure 3 As shown, a slider fixing plate 521 is provided on the side of the first slider seat 52 away from the first oil cylinder 53 . The slider fixing plate 521 is sleeved on the first slider 51 , and has a simple structure and is easy to install.

[0030] In this embodiment, if Figure 2 As shown, a plurality of ejector pins 71 inserted into the molding cavity are vertically mounted on the lower ejector plate assembly 7 , and the ejector pins 71 are used to push the product out of the mold after the product is molded.

[0031] In this embodiment, if Figure 1As shown, the upper mold frame 1 and the lower mold frame 2 are installed according to the mold base size of the die casting machine, and the upper mold core 3 and the lower mold core 4 are installed between the upper mold frame 1 and the lower mold frame 2 to ensure the accurate position of the molding cavity; the first core-pulling structure 5 is installed on the side of the lower mold core 4, including a first slider 51, a first slider seat 52, a first oil cylinder 53, a connecting plate 54, a sliding rod 55, and a guide block 56. The first oil cylinder 53 is installed on the bracket 57, and it is ensured that the guide column 58 is correctly placed so that the first slider seat 52 can move along the guide column 58; two sensing blocks 59 are sleeved on the sliding rod 55, and a travel switch 50 is set on the upper side of the first oil cylinder 53 for sensing the sensing block 59; the second core-pulling structure 8 is installed on the side of the upper mold core 3, including a second slider 81, a second slider seat 82, and a second oil cylinder 83; Guide seats 84 are installed on both sides of 82; the connecting rod 85 is connected to the movable end of the first oil cylinder 53 or the second oil cylinder 83 through the coupling 86; a gate sleeve 9 is installed in the upper part of the upper mold frame 1 so that the molten material can be smoothly injected into the molding cavity; a plurality of ejector pins 71 are vertically installed on the lower ejector plate assembly 7 for ejecting the molded product; the die-casting machine is turned on, and the molten material is injected into the molding cavity through the gate sleeve 9; when the core is pulled out, the first oil cylinder 53 and the second oil cylinder 83 are started, and the first oil cylinder 53 drives the first slider seat 52 to slide on the guide column 58, and the sliding rod 55 slides in the guide block 56. The travel switch 50 senses the sensing block 59, and the first oil cylinder 53 stops moving; the second oil cylinder 83 drives the second slider seat 82 to move along the guide seat 84 to complete the core pulling action; the product is ejected from the mold by the ejector pin 71.

[0032] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the various components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0033] In addition, the terms "first," "second," and so on, used in this utility model are for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Therefore, features specified as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of this utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0034] In this utility model, unless otherwise specified or limited, the terms "connection" and "fixation" should be understood in a broad sense. For example, "fixation" can mean fixed connection, detachable connection, or integration; mechanical connection or electrical connection; direct connection or indirect connection through an intermediate medium; internal communication between two elements or interaction between two elements, unless otherwise specified. For those skilled in the art, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0035] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in this field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by this utility model.

Claims

1. A die-casting mold for an automobile suspension bracket, comprising an upper mold frame (1) and a lower mold frame (2), wherein an upper mold core (3) and a lower mold core (4) are installed between the upper mold frame (1) and the lower mold frame (2), and a molding cavity is provided between the upper mold core (3) and the lower mold core (4), characterized in that: A first core-pulling structure (5) is installed on the side of the lower mold core (4), and the first core-pulling structure (5) includes a first slider (51) arranged in the lower mold core (4), a first slider seat (52) is arranged on one side of the first slider (51), a first oil cylinder (53) for driving the first slider seat (52) is arranged on the side, a connecting plate (54) is arranged on the upper side of the first slider seat (52), a sliding rod (55) is horizontally arranged on the upper part of the connecting plate (54), and a guide block (56) slidably connected to the sliding rod (55) is arranged side by side on the upper side of the first oil cylinder (53); A bracket (57) is provided on the side of the lower mold frame (2), the first oil cylinder (53) is installed on the bracket (57), and guide columns (58) are arranged side by side on the inner side of the bracket (57), and the first slider seat (52) moves along the guide columns (58); The bottom of the lower mold frame (2) is provided with mold feet (6) opposite to each other, and a lower top plate assembly (7) is installed between the two mold feet (6).

2. The die-casting mold for the automobile suspension bracket according to claim 1, characterized in that: Two sensing blocks (59) are sleeved on the sliding rod (55) and located between the two guide blocks (56).

3. The die-casting mold for the automobile suspension bracket according to claim 2, characterized in that: A travel switch (50) for sensing the sensing block (59) is provided on the upper side of the first oil cylinder (53) and located on one side of the guide block (56).

4. The die-casting mold for the automobile suspension bracket according to claim 1, characterized in that: A second core-pulling structure (8) is installed on the side of the upper mold core (3), and the second core-pulling structure (8) includes a second slider (81) arranged in the upper mold core (3), a second slider seat (82) is arranged on one side of the second slider (81), and a second oil cylinder (83) for driving its movement is arranged on the side of the second slider seat (82).

5. The die-casting mold for the automobile suspension bracket according to claim 4, characterized in that: Guide seats (84) are arranged opposite to each other on both sides of the second slider seat (82).

6. The die-casting mold for the automobile suspension bracket according to claim 4, characterized in that: The sides of the first slider seat (52) and the second slider seat (82) are both clamped with connecting rods (85), and the connecting rods (85) are connected to the movable ends of the first oil cylinder (53) or the second oil cylinder (83) through a coupling (86).

7. The die-casting mold for the automobile suspension bracket according to claim 1, characterized in that: A sprue sleeve (9) is installed in the upper part of the upper mold frame (1).

8. The die-casting mold for the automobile suspension bracket according to claim 1, characterized in that: A slider fixing plate (521) is provided on a side of the first slider seat (52) away from the first oil cylinder (53), and the slider fixing plate (521) is sleeved on the first slider (51).

9. The die-casting mold for the automobile suspension bracket according to claim 1, characterized in that: A plurality of ejector pins (71) inserted into the molding cavity are vertically mounted on the lower ejector plate assembly (7).

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