Adjustable rack of die-casting die
Through the combination of vibration mechanism and drying structure, the problem of moisture removal of die-casting molds before die-casting is solved, the adjustable cavity and the yield of castings are improved, and the production cost is reduced.
Patent Information
- Application Number
- CN202421830383.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-31
- Publication Date
- 2025-07-22
- Estimated Expiration
- 2034-07-31
AI Technical Summary
It is difficult to completely remove moisture before die-casting, resulting in the interface between the casting and the mold not fit, affecting the yield rate, and the mold cavity shape is fixed, making it unable to adapt to the production of a variety of die-casting parts, which is costly.
The combination of vibration mechanism, elastic support assembly, cavity adjustment assembly, rectangular frame and drying structure is adopted to remove moisture through vibration, adjust the cavity size, and dry with electric heating wire and fan to achieve adjustable and moisture removal of the cavity.
It improves the yield rate of castings, reduces production costs, and realizes the versatility and cost-effectiveness of molds.
Smart Images
Figure CN223129325U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of die-casting molds, in particular to an adjustable frame of a die-casting mold. Background Art
[0002] Die casting is a metal casting process that applies pressure to the molten metal using the inner cavity of the mold. The mold is made of a material with higher strength, similar to injection molding.
[0003] At present, the die-casting mold needs to be cleaned before die-casting. However, after cleaning, the mold contains moisture. If the moisture cannot be completely removed before die-casting, the interface contact between the casting and the mold cannot fit perfectly, resulting in depressions in the casting and affecting the yield rate of the casting product. Moreover, the shape of the cavity of a die-casting mold is fixed, so it can only produce one type of die-cast product correspondingly, that is, for each type of die-cast product produced, a die-casting mold needs to be produced, and the cost is very high. Therefore, an adjustable frame of a die-casting mold is provided now. Summary of the Utility Model
[0004] Aiming at the deficiencies of the prior art, the utility model provides an adjustable frame of a die-casting mold. By the combined use of a vibration mechanism, an elastic support component, a cavity adjustment component, a rectangular frame, a die-casting component, and a drying structure, it not only realizes the adjustment of the cavity of the die-casting mold but also can remove the moisture in the cavity, ensuring the yield rate of the casting during die-casting, effectively reducing the production cost of multiple molds, and having good practicability, overcoming the deficiencies of the prior art.
[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:
[0006] An adjustable frame of a die-casting mold includes a bottom box. Limiting holes are opened on two opposite side walls of the bottom box. A vibration mechanism is installed in the bottom box. Two elastic support components and a cavity adjustment component are installed on the vibration mechanism. A rectangular frame is installed on the two elastic support components. The cavity adjustment component is located inside the rectangular frame. The top of the vibration mechanism is fixed with a die-casting component. A drying structure is installed on the cavity adjustment component;
[0007] The drying structure includes a box body with an open top. Fixing holes are opened on four side walls of the box body, and electric heating wires are fixed on the four fixing holes. A fan is installed at the bottom of the box body, and the outer shell of the fan penetrates the bottom plate of the box body.
[0008] Through the above solution, by using the vibration mechanism, elastic support component, cavity adjustment component, rectangular frame, die-casting component and drying structure in cooperation, not only can the cavity of the die-casting mold be adjusted, but also the moisture in the cavity can be removed, ensuring the qualified rate of the castings during die-casting, effectively reducing the cost of each mold in production, and having good practicability.
[0009] Preferably, the vibration mechanism includes a support plate slidably clamped between two limit holes in the bottom box. Limit rods are fixed at both ends of the two limit holes. Four corners of the support plate are slidably sleeved on four limit rods. Four first springs are sleeved on the four limit rods below the support plate. A vibration motor is fixed on the lower end surface of the support plate.
[0010] Preferably, the elastic support component includes two connecting rods. At both ends of the lower end surfaces of the two connecting rods, two fixing rods are symmetrically connected. The bottom ends of the four fixing rods are fixed on the upper end surface of the support plate. Connecting blocks are slidably sleeved on the four fixing rods. Four second springs are sleeved on the four fixing rods below the connecting blocks. The four connecting blocks are connected to the outer wall of the rectangular frame by bolts.
[0011] Preferably, the cavity adjustment component includes two first hydraulic push rods symmetrically fixed on the upper end surface of the support plate. The upper ends of the two first hydraulic push rods are connected to an adjustment plate. The side wall of the adjustment plate is in sliding contact with the inner wall of the rectangular frame.
[0012] Preferably, the die-casting component includes a U-shaped frame fixed on the upper end surface of the support plate. A second hydraulic push rod is fixed on the lower end surface of the horizontal section of the U-shaped frame. A die-casting plate is installed at the lower end of the second hydraulic push rod. The side wall of the die-casting plate forms a sliding clamping fit with the inner wall of the rectangular frame.
[0013] Preferably, exhaust holes are opened on the die-casting plate, and a pressure relief valve is connected to the top ends of the exhaust holes.
[0014] Preferably, a feed hole is opened at the top of one side of the rectangular frame, and a material guiding groove is fixed at the outer end of the feed hole.
[0015] Preferably, the electric heating wire is electrically connected to a temperature control switch.
[0016] The beneficial effects of the present utility model are as follows:
[0017] Through the cooperation of the vibration mechanism, elastic support component, cavity adjustment component, rectangular frame, die-casting component and drying structure, not only can the cavity of the die-casting mold be adjusted, but also the moisture in the cavity can be removed, ensuring the qualified rate of the castings during die-casting, effectively reducing the cost of each mold in production, and having good practicability. Description of the Drawings
[0018] Figure 1The first - perspective three - dimensional structure schematic diagram of an adjustable frame of a die - casting mold proposed by the present utility model.
[0019] Figure 2 The second - perspective three - dimensional structure schematic diagram of an adjustable frame of a die - casting mold proposed by the present utility model.
[0020] Figure 3 The partial structure schematic diagram of an adjustable frame of a die - casting mold proposed by the present utility model.
[0021] Figure 4 The Figure 2 Enlarged structure schematic diagram of part A in the adjustable frame of a die - casting mold proposed by the present utility model.
[0022] In the figure: 1. Bottom box; 2. Rectangular frame; 3. U - shaped frame; 4. Second hydraulic push rod; 5. Die - casting plate; 6. Adjusting plate; 7. Feeding groove; 8. Limiting rod; 9. First spring; 10. Support plate; 11. Vibration motor; 12. Second spring; 13. Fixed rod; 14. Connecting block; 15. Connecting rod; 16. Box body; 17. First hydraulic push rod; 18. Fan; 19. Electric heating wire; 20. Limiting hole. Specific implementation mode
[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments.
[0024] Embodiment 1, referring to Figures 1-4 An adjustable frame of a die - casting mold includes a bottom box 1. Limiting holes 20 are opened on two opposite side walls of the bottom box 1. A vibration mechanism is installed in the bottom box 1. Two elastic support components and a cavity adjustment component are installed on the vibration mechanism. A rectangular frame 2 is installed on the two elastic support components. The cavity adjustment component is located inside the rectangular frame 2. A die - casting component is fixed at the top of the vibration mechanism. A drying structure is installed on the cavity adjustment component;
[0025] The drying structure includes a box body 16 with an open top. Fixing holes are opened on the four side walls of the box body 16, and electric heating wires 19 are fixed on the four fixing holes. A fan 18 is installed at the bottom of the box body 16, and the outer shell of the fan 18 penetrates through the bottom plate of the box body 16. The electric heating wire 19 is electrically connected to a temperature control switch;
[0026] The vibration mechanism includes a support plate 10 that is slidably clamped between two limit holes 20 of the bottom box 1. Limit rods 8 are fixed at both ends of the two limit holes 20. The four corners of the support plate 10 are slidably sleeved on the four limit rods 8. First springs 9 are sleeved on the four limit rods 8 below the support plate 10. A vibration motor 11 is fixed to the lower end surface of the support plate 10;
[0027] The elastic support assembly includes two connecting rods 15. At both ends of the lower end surfaces of the two connecting rods 15, two fixing rods 13 are symmetrically connected. The bottom ends of the four fixing rods 13 are fixed to the upper end surface of the support plate 10. Connecting blocks 14 are slidably sleeved on the four fixing rods 13. Second springs 12 are sleeved on the four fixing rods 13 below the connecting blocks 14. The four connecting blocks 14 are connected to the outer wall of the rectangular frame 2 by bolts;
[0028] The cavity adjusting assembly includes two first hydraulic push rods 17 symmetrically fixed to the upper end surface of the support plate 10. The upper ends of the two first hydraulic push rods 17 are connected to an adjusting plate 6. The side wall of the adjusting plate 6 is in sliding contact with the inner wall of the rectangular frame 2;
[0029] The die-casting assembly includes a U-shaped frame 3 fixed to the upper end surface of the support plate 10. A second hydraulic push rod 4 is fixed to the lower end surface of the horizontal section of the U-shaped frame 3. A die-casting plate 5 is installed at the lower end of the second hydraulic push rod 4. The side wall of the die-casting plate 5 forms a sliding clamping fit with the inner wall of the rectangular frame 2;
[0030] Exhaust holes are provided on the die-casting plate 5. A pressure relief valve is connected to the top end of the exhaust holes. A feed hole is provided at the top of one side of the rectangular frame 2. A material guiding groove 7 is fixed to the outer end of the feed hole.
[0031] Working principle: The first hydraulic push rod 17 is used to push the adjusting plate 6 upward, so that the box body 16 on the lower end surface of the adjusting plate 6 moves into the rectangular frame 2. By turning on the electric heating wire 19 and the fan 18, hot air is used to dry the inner wall of the rectangular frame 2 and heat the adjusting plate 6, effectively removing moisture. By using the telescopic adjustment of the first hydraulic push rod 17 to adjust the height of the adjusting plate 6, the size of the casting cavity surrounded by the adjusting plate 6 and the rectangular frame 2 can be adjusted. The molten metal is added to the casting cavity through the material guiding groove 7. Then, the vibration motor 11 (model: SXC-60-4) is turned on. Vibration is achieved by the rotation of the eccentric block on the output shaft of the vibration motor 11. With the elastic support provided by the first springs 9 and the second springs 12, the rectangular frame 2 is driven to vibrate together, vibrating the molten metal in the casting cavity evenly. The second hydraulic push rod 4 is used to push the die-casting plate 5 into the rectangular frame 2 to perform die-casting on the molten metal. After die-casting is completed, the second hydraulic push rod 4 contracts to drive the die-casting plate 5 to leave the rectangular frame 2, and the first hydraulic push rod 17 is used to push the adjusting plate 6 upward, so that the castings can be pushed out of the rectangular frame 2 to achieve unloading.
[0032] The above are only the preferred specific embodiments of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution and the inventive concept of the present utility model, making equivalent substitutions or changes, shall be covered by the protection scope of the present utility model.
Claims
1. An adjustable frame of a die-casting mold, including a bottom box (1), characterized in that, Limiting holes (20) are provided on two opposite side walls of the bottom box (1). A vibration mechanism is installed in the bottom box (1). Two elastic support components and a cavity adjustment component are installed on the vibration mechanism. A rectangular frame (2) is installed on the two elastic support components. The cavity adjustment component is located inside the rectangular frame (2). A die-casting component is fixed at the top end of the vibration mechanism. A drying structure is installed on the cavity adjustment component; The drying structure includes a box body (16) with an open top end. Fixing holes are provided on four side walls of the box body (16), and electric heating wires (19) are fixed on the four fixing holes. A fan (18) is installed at the bottom end of the box body (16), and the outer shell of the fan (18) penetrates through the bottom plate of the box body (16).
2. The adjustable frame of a die-casting mold according to claim 1, characterized in that, The vibration mechanism includes a support plate (10) slidably clamped between two limiting holes (20) of the bottom box (1). Limiting rods (8) are fixed at both ends of the two limiting holes (20). Four corners of the support plate (10) are slidably sleeved on the four limiting rods (8). First springs (9) are sleeved on the four limiting rods (8) below the support plate (10). A vibration motor (11) is fixed on the lower end face of the support plate (10).
3. The adjustable frame of a die-casting mold according to claim 1, characterized in that The elastic support component includes two connecting rods (15). Two fixing rods (13) are symmetrically connected to both ends of the lower end faces of the two connecting rods (15). The bottom ends of the four fixing rods (13) are fixed on the upper end face of the support plate (10). Connecting blocks (14) are slidably sleeved on the four fixing rods (13). Second springs (12) are sleeved on the four fixing rods (13) below the connecting blocks (14). The four connecting blocks (14) are connected to the outer wall of the rectangular frame (2) by bolts.
4. The adjustable frame of a die-casting mold according to claim 2, wherein, The cavity adjustment component includes two first hydraulic push rods (17) symmetrically fixed on the upper end face of the support plate (10). An adjustment plate (6) is connected to the upper ends of the two first hydraulic push rods (17). The side wall of the adjustment plate (6) is in sliding contact with the inner wall of the rectangular frame (2). The box body (16) is fixed on the lower end face of the adjustment plate (6).
5. The adjustable frame of a die-casting mold according to claim 2, wherein, The die-casting component includes a U-shaped frame (3) fixed on the upper end face of the support plate (10). A second hydraulic push rod (4) is fixed on the lower end face of the horizontal section of the U-shaped frame (3). A die-casting plate (5) is installed at the lower end of the second hydraulic push rod (4), and the side wall of the die-casting plate (5) forms a sliding clamping fit with the inner wall of the rectangular frame (2).
6. The adjustable frame of a die-casting mold according to claim 5, characterized in that, Exhaust holes are provided on the die-casting plate (5), and a pressure relief valve is connected to the top ends of the exhaust holes.
7. The adjustable frame of a die-casting mold according to claim 5, characterized in that, A feeding hole is provided at the top of one side of the rectangular frame (2), and a material guiding groove (7) is fixed at the outer end of the feeding hole.
8. An adjustable frame of a die-casting mold according to claim 1, characterized in that, The electric heating wire (19) is electrically connected to a temperature control switch.