Aluminum bar hot extrusion die

Abstract

The utility model relates to the technical field of dies, in particular to an aluminum bar hot extrusion die which comprises a base, the left portion and the right portion of the upper end of the base are jointly and fixedly connected with a supporting plate, the middle of the upper end of the supporting plate is fixedly connected with a main body device, and the middle of the upper end of the base is fixedly connected with a lower die holder. A groove is formed in the middle of the front end of the base, and an ejection device is fixedly connected to the middle of the upper groove wall of the groove; the ejection device comprises an air cylinder, the output end of the air cylinder sequentially penetrates through the base and the lower die base and is fixedly connected with a connecting block, the upper end of the connecting block is fixedly connected with a lower die, and the air cylinder is fixedly connected to the middle of the upper groove wall of the groove. According to the aluminum bar hot extrusion die, through the arrangement of the ejection device and the main body device, material discharging is facilitated, stability is high, and the problems that an aluminum bar hot extrusion die is prone to being affected by impact force, the die is prone to shaking, and the quality of materials is prone to being affected are effectively solved.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to an aluminum rod hot extrusion mold. Background Art

[0002] Hot extrusion is to heat the metal material to the hot forging temperature for extrusion, that is, the billet is heated to a temperature above the recrystallization temperature of the metal before extrusion. The hot extrusion die is the equipment for extruding the metal billet. There are at least the following disadvantages in the use of the existing aluminum bar hot extrusion die: the aluminum bar hot extrusion die is easily affected by the impact force, the die is prone to shaking, and it is easy to affect the quality of the material; and after the aluminum bar is hot extruded, it is not easy to discharge the material, and the use effect is not good; therefore, we launched an aluminum bar hot extrusion die. Utility Model Content

[0003] The main purpose of the utility model is to provide an aluminum rod hot extrusion die, which can effectively solve the problems in the background technology.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A hot extrusion die for an aluminum rod comprises a base, a support plate is fixedly connected to the left and right upper ends of the base, a main device is fixedly connected to the middle upper end of the support plate, a slide groove is provided between the left plate wall and the right plate wall of the support plate, a lower die seat is fixedly connected to the middle upper end of the base, a groove is provided in the middle of the front end of the base, and an ejection device is fixedly connected to the middle of the upper groove wall of the groove;

[0006] The ejection device comprises a cylinder, the output end of which passes through the base and the lower die base in sequence and is fixedly connected to a connecting block, the upper end of the connecting block is fixedly connected to the lower die, and the cylinder is fixedly connected to the middle of the upper groove wall of the groove.

[0007] Preferably, the main device includes a hydraulic cylinder, the output end of the hydraulic cylinder passes through the support plate and is fixedly connected to the upper die seat, the inner side of the upper die seat is fixedly connected to the upper die, the middle of the left end and the middle of the right end of the upper die seat are fixedly connected to sliders, and the hydraulic cylinder is fixedly connected to the middle of the upper end of the support plate.

[0008] Preferably, the lower mold has a semicircular structure.

[0009] Preferably, the structure of the lower mold is the same as that of the upper mold and they are symmetrically distributed up and down.

[0010] Preferably, the two sliding blocks are respectively slidably connected in the sliding groove.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. By setting the main device, start the hydraulic cylinder to make the upper die seat move up and down. Since the two sliders are slidably connected in the slide groove, the sliders move up and down in the slide groove respectively, which plays a role of position limitation and enhances the stability of the upper die seat. Since the structure of the lower die is the same as that of the upper die and is symmetrically distributed up and down, the upper die is pressed on the upper end of the lower die to extrude the blank into an aluminum bar with strong stability, which effectively solves the problem that the hot extrusion die of the aluminum bar is easily affected by the impact force, the die is prone to shaking, and the quality of the material is easily affected;

[0013] 2. By setting up the ejection device and starting the cylinder, the connecting block is driven to move up and down, so that the lower mold is separated from the lower mold base, which is convenient for material discharge and further reduces the workload of production personnel. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the overall structure of an aluminum rod hot extrusion die of the utility model;

[0015] Figure 2 This is a schematic diagram of the overall structure of the main device of an aluminum rod hot extrusion die of the utility model;

[0016] Figure 3 This is a schematic diagram of the overall structure of an ejection device of an aluminum rod hot extrusion die according to the utility model;

[0017] Figure 4 This is a schematic diagram of the enlarged structure of the details of point A of an aluminum rod hot extrusion die of the utility model.

[0018] In the figure: 1, support plate; 2, slide groove; 3, base; 4, groove; 5, lower die seat; 6, ejection device; 7, main device; 71, hydraulic cylinder; 72, upper die seat; 73, upper die; 74, slider; 61, cylinder; 62, connecting block; 63, lower die. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0020] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] See also Figure 1-4 , the utility model provides a technical solution:

[0023] A hot extrusion die for an aluminum rod comprises a base 3, a support plate 1 is fixedly connected to the left and right upper ends of the base 3, a main device 7 is fixedly connected to the middle upper end of the support plate 1, a slide groove 2 is provided between the left plate wall and the right plate wall of the support plate 1, a lower die seat 5 is fixedly connected to the middle upper end of the base 3, a groove 4 is provided in the middle of the front end of the base 3, and an ejection device 6 is fixedly connected to the middle of the upper groove wall of the groove 4;

[0024] The ejection device 6 includes a cylinder 61, the output end of the cylinder 61 passes through the base 3 and the lower mold base 5 in sequence and is fixedly connected to a connecting block 62, the upper end of the connecting block 62 is fixedly connected to a lower mold 63, and the cylinder 61 is fixedly connected to the middle of the upper groove wall of the groove 4.

[0025] In this embodiment, the main device 7 includes a hydraulic cylinder 71, the output end of the hydraulic cylinder 71 passes through the support plate 1 and is fixedly connected to the upper die seat 72, the inner side of the upper die seat 72 is fixedly connected to the upper die 73, the middle of the left end and the middle of the right end of the upper die seat 72 are fixedly connected to sliders 74, and the hydraulic cylinder 71 is fixedly connected to the middle of the upper end of the support plate 1; the two sliders 74 are respectively slidably connected in the slide groove 2; the two sliders 74 are respectively slidably connected in the slide groove 2, so that the sliders 74 can move up and down in the slide groove 2, respectively, play a position limiting role, and enhance the stability of the upper die seat 72 moving up and down.

[0026] In this embodiment, the lower mold 63 is a semicircular structure; the structure of the lower mold 63 is the same as that of the upper mold 73 and is symmetrically distributed up and down; the structure of the lower mold 63 is the same as that of the upper mold 73 and is symmetrically distributed up and down, and the upper mold base 72 is moved up and down by starting the hydraulic cylinder 71. Since the two sliders 74 are respectively slidably connected in the slide groove 2, the upper mold 73 is driven to be pressed on the upper end of the lower mold 63 to extrude the blank into an aluminum rod.

[0027] It should be noted that the utility model is a hot extrusion die for aluminum bars. During use, the blank is placed in the lower die 63, and the upper die seat 72 is moved up and down by starting the hydraulic cylinder 71. Since the two sliders 74 are respectively slidably connected in the slide groove 2, the sliders 74 are respectively moved up and down in the slide groove 2, which plays a position limiting role and enhances the stability of the upper die seat 72 moving up and down. Since the structure of the lower die 63 is the same as that of the upper die 73 and is symmetrically distributed up and down, the upper die 73 is driven to be pressed on the upper end of the lower die 63 to extrude the blank into an aluminum bar with strong stability, which improves the material forming effect. When discharging is required, the cylinder 61 is started to drive the connecting block 62 to move up and down, so that the lower die 63 is separated from the lower die seat 5, which is convenient for material discharging and further reduces the workload of production personnel.

[0028] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. An aluminum bar hot extrusion die, comprising a base (3), characterized in that: The upper left part and the upper right part of the base (3) are fixedly connected to a support plate (1), the upper middle part of the support plate (1) is fixedly connected to a main device (7), a slide groove (2) is provided between the left plate wall and the right plate wall of the support plate (1), the upper middle part of the base (3) is fixedly connected to a lower mold base (5), the front middle part of the base (3) is provided with a groove (4), and the middle part of the upper groove wall of the groove (4) is fixedly connected to an ejection device (6); The ejection device (6) comprises a cylinder (61), the output end of the cylinder (61) passes through the base (3) and the lower die base (5) in sequence and is fixedly connected to a connecting block (62), the upper end of the connecting block (62) is fixedly connected to the lower die (63), and the cylinder (61) is fixedly connected to the middle part of the upper groove wall of the groove (4).

2. The aluminum bar hot extrusion die according to claim 1, characterized in that: The main device (7) comprises a hydraulic cylinder (71), the output end of the hydraulic cylinder (71) passes through the support plate (1) and is fixedly connected to an upper die seat (72), the inner side of the upper die seat (72) is fixedly connected to an upper die (73), the middle of the left end and the middle of the right end of the upper die seat (72) are both fixedly connected to a slider (74), and the hydraulic cylinder (71) is fixedly connected to the middle of the upper end of the support plate (1).

3. The aluminum bar hot extrusion die according to claim 1, characterized in that: The lower mold (63) has a semicircular structure.

4. The aluminum bar hot extrusion die according to claim 1, characterized in that: The structure of the lower mold (63) is the same as that of the upper mold (73) and is symmetrically distributed up and down.

5. The aluminum bar hot extrusion die according to claim 2, characterized in that: The two sliding blocks (74) are respectively slidably connected in the sliding groove (2).

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