High-precision die-casting die

Abstract

The utility model discloses a high-precision die-casting die which comprises a die base, a cooling groove is formed in the die base, supporting frames are fixedly connected to the two sides of the top end of the die base, hydraulic cylinders are installed at the top ends of the supporting frames, and the output ends of the hydraulic cylinders are fixedly connected with installation sleeves. A mounting plate is arranged at the bottom end of the mounting sleeve, an upper mold is mounted at the bottom end of the mounting plate, a lower mold is arranged at the top end of the mold base, a supporting seat is arranged on one side of the supporting frame, and a partition plate is fixedly connected to the interior of the cooling tank. According to the high-precision die-casting die, the lower die can be cooled through the cooling pipe in the cooling groove, the draw-off pump pumps cooling liquid into the cooling pipe, cooling treatment can be achieved when the cooling liquid flows in the cooling pipe, then the cooling liquid is discharged from the water outlet, and the cooling efficiency can be improved through the cooling fan at the bottom of the cooling pipe; the problem that rapid cooling is inconvenient is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of molds, in particular to a high-precision die-casting mold. Background Art

[0002] A die-casting mold is a tool for casting metal parts. It is a tool that completes the die-casting process on a special die-casting forging machine. The basic process of die-casting is: the molten metal is first cast and filled into the mold cavity at a low or high speed. The mold has a movable cavity surface, which is pressurized and forged as the molten metal cools. High-precision die-casting molds are common die-casting molds.

[0003] After searching, it was found that high-precision die-casting molds need to wait for the molten metal to cool during the molding process, but the internal cooling efficiency of the molten metal in the high-precision die-casting mold is low, which leads to the problem of low molding efficiency.

[0004] There is an urgent need for a high-precision die-casting mold to solve the technical defects proposed in the above-mentioned technology. Utility Model Content

[0005] The utility model aims to provide a high-precision die-casting mold to solve the problem of inconvenience in rapid cooling in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-precision die-casting mold, comprising a mold base, a cooling groove is arranged inside the mold base, support frames are fixedly connected to both sides of the top of the mold base, a hydraulic cylinder is installed on the top of the support frame, a mounting sleeve is fixedly connected to the output end of the hydraulic cylinder, a mounting plate is arranged at the bottom end of the mounting sleeve, an upper mold is installed at the bottom end of the mounting plate, a lower mold is arranged at the top of the mold base, a support seat is arranged on one side of the support frame, a partition is fixedly connected to the inside of the cooling groove, a cooling pipe is fixedly connected to the top of the partition, a cooling fan is installed at the bottom end of the partition, an extraction pump is installed on one side of the bottom end of the cooling groove, a water inlet is fixedly connected to the input end of the extraction pump, and a water outlet is arranged at the end of the cooling pipe.

[0007] Preferably, the water inlet passes through the cooling groove and is arranged on one side of the front end of the mold base, and the water outlet is installed on the other side of the front end of the mold base.

[0008] Preferably, a cooling plate is fixedly connected to the top of the mold base, and the lower mold is installed on the top of the cooling plate.

[0009] Preferably, ventilation holes are evenly arranged inside the cooling tank.

[0010] Preferably, mounting slide blocks are fixedly connected to both sides of the lower mold, a mounting slide groove is fixedly connected to one side of the support seat, and a baffle is movably connected to one side of the front end of the support seat.

[0011] Preferably, one side of the mounting slide block is embedded in the interior of the mounting slide groove, and the baffle is arranged at one end of the mounting slide block.

[0012] Preferably, a connecting block is fixedly connected to the top of the mounting plate, a connecting slot is provided inside the mounting sleeve, fixing bolts are provided on both sides of the mounting sleeve, and the connecting block is embedded in the connecting slot and fixedly connected by fixing bolts.

[0013] Preferably, limiting rings are fixedly connected on both sides of the mounting plate, and the limiting rings are slidably connected to the outside of the support frame. Positioning rods are fixedly connected on both sides of the bottom end of the mounting plate, and positioning slots are provided on both sides of the top end of the lower mold, and the positioning rods can be embedded in the positioning slots.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the high-precision die-casting mold not only realizes the function of facilitating rapid cooling and replacement, but also realizes the function of facilitating position limiting;

[0015] (1) By providing a cooling trough, a cooling pipe, a water outlet, a water inlet, an extraction pump, a partition and a cooling fan, the cooling pipe inside the cooling trough can cool the lower mold, the extraction pump pumps the coolant into the cooling pipe, and the coolant can be cooled when flowing inside the cooling pipe, and then the coolant is discharged from the water outlet. The cooling fan at the bottom of the cooling pipe can speed up the cooling efficiency. This structure realizes the function of facilitating rapid cooling;

[0016] (2) By providing an installation slider, an installation sleeve, an installation slot, a baffle, a connecting block and a fixing bolt, the upper mold and the lower mold can be replaced according to needs. When replacing the upper mold, it is necessary to first unscrew the fixing bolt, and then take out the connecting block from the inside of the installation sleeve for replacement. When replacing the lower mold, rotate to remove the baffle, and then remove the installation slider from the inside of the installation slot. This structure realizes the function of easy disassembly and replacement;

[0017] (3) By setting a limit ring, a mounting plate, a support frame, a positioning rod and a positioning slot, when the mounting plate pushes the upper mold downward, the limit rings on both sides of the mounting plate slide outside the support frame, and when the upper mold moves to the top of the lower mold, the positioning rod at the bottom of the upper mold is inserted into the interior of the positioning slot. The positioning rod can improve the positioning function. This structure realizes the function of facilitating limiting. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1It is a front view cross-sectional structural schematic diagram of the utility model;

[0019] Figure 2 This is a schematic diagram of the partial structure of the mounting plate of the utility model;

[0020] Figure 3 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0021] Figure 4 It is a schematic diagram of the partial structure of the upper mold of the utility model from the front view.

[0022] In the figure: 1. mold base; 2. cooling groove; 3. support seat; 4. installation slide block; 5. lower mold; 6. cooling pipe; 7. limit ring; 8. installation plate; 9. installation sleeve; 10. support frame; 11. hydraulic cylinder; 12. upper mold; 13. positioning rod; 14. positioning slot; 15. cooling plate; 16. water outlet; 17. water inlet; 18. extraction pump; 19. partition; 20. cooling fan; 21. installation slide; 22. baffle; 23. connecting block; 24. connecting slot; 25. fixing bolt. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Example 1: Please refer to Figure 1-4 A high-precision die-casting mold comprises a mold base 1, a cooling groove 2 is arranged inside the mold base 1, support frames 10 are fixedly connected to both sides of the top of the mold base 1, a hydraulic cylinder 11 is installed on the top of the support frame 10, a mounting sleeve 9 is fixedly connected to the output end of the hydraulic cylinder 11, a mounting plate 8 is arranged at the bottom end of the mounting sleeve 9, an upper mold 12 is installed at the bottom end of the mounting plate 8, a lower mold 5 is arranged at the top of the mold base 1, a support seat 3 is arranged on one side of the support frame 10, a partition 19 is fixedly connected to the inside of the cooling groove 2, a cooling pipe 6 is fixedly connected to the top of the partition 19, a cooling fan 20 is installed at the bottom end of the partition 19, an extraction pump 18 is installed on one side of the bottom end of the cooling groove 2, a water inlet 17 is fixedly connected to the input end of the extraction pump 18, and a water outlet 16 is arranged at the end of the cooling pipe 6;

[0025] The water inlet 17 penetrates the cooling groove 2 and is arranged on one side of the front end of the mold base 1, and the water outlet 16 is installed on the other side of the front end of the mold base 1. The top of the mold base 1 is fixedly connected to the cooling plate 15, and the lower mold 5 is installed on the top of the cooling plate 15. Ventilation holes are evenly arranged inside the cooling groove 2;

[0026] Specifically, Figure 1 and Figure 2 As shown, the cooling pipe 6 inside the cooling tank 2 can cool the lower mold 5, and the extraction pump 18 pumps the coolant into the cooling pipe 6. The coolant can be cooled when flowing inside the cooling pipe 6. Then the coolant is discharged from the water outlet 16, and the cooling fan 20 at the bottom of the cooling pipe 6 can speed up the cooling efficiency.

[0027] Embodiment 2: Both sides of the lower mold 5 are fixedly connected with mounting slide blocks 4, one side of the support seat 3 is fixedly connected with a mounting slot 21, one side of the front end of the support seat 3 is movably connected with a baffle 22, one side of the mounting slide block 4 is embedded in the mounting slot 21, the baffle 22 is arranged at one end of the mounting slide block 4, the top of the mounting plate 8 is fixedly connected with a connecting block 23, the inside of the mounting sleeve 9 is provided with a connecting slot 24, both sides of the mounting sleeve 9 are provided with fixing bolts 25, the connecting block 23 is embedded in the inside of the connecting slot 24 and is fixedly connected by the fixing bolts 25;

[0028] Specifically, Figure 1 , Figure 3 and Figure 4 As shown, the upper mold 12 and the lower mold 5 can be replaced as needed. When replacing the upper mold 12, it is necessary to first unscrew the fixing bolt 25, and then take out the connecting block 23 from the inside of the mounting sleeve 9 for replacement. When replacing the lower mold 5, rotate to remove the baffle 22, and then move the mounting slide 4 out of the mounting groove 21.

[0029] Embodiment 3: The two sides of the mounting plate 8 are fixedly connected with the limit ring 7, the limit ring 7 is sleeved on the outside of the support frame 10 in a sliding connection, the two sides of the bottom end of the mounting plate 8 are fixedly connected with the positioning rod 13, and the two sides of the top end of the lower mold 5 are provided with a positioning slot 14, and the positioning rod 13 can be embedded in the inside of the positioning slot 14;

[0030] Specifically, Figure 1 As shown, during the process of the mounting plate 8 pushing the upper mold 12 to move downward, the limiting rings 7 on both sides of the mounting plate 8 slide outside the support frame 10. When the upper mold 12 moves to the top of the lower mold 5, the positioning rod 13 at the bottom of the upper mold 12 is inserted into the interior of the positioning slot 14. The positioning rod 13 can improve the positioning function.

[0031] Working principle: When the utility model is in use, the hydraulic cylinder 11 is started to move the upper mold 12 to the lower mold 5 and close it to realize die-casting. During the process of the mounting plate 8 pushing the upper mold 12 to move downward, the limit rings 7 on both sides of the mounting plate 8 slide outside the support frame 10. When the upper mold 12 moves to the top of the lower mold 5, the positioning rod 13 at the bottom of the upper mold 12 is inserted into the interior of the positioning slot 14. The cooling pipe 6 inside the cooling groove 2 can cool the lower mold 5. The extraction pump 18 pumps the coolant into the interior of the cooling pipe 6. The coolant can be cooled when it flows inside the cooling pipe 6. Then the coolant is discharged from the water outlet 16. The cooling fan 20 at the bottom of the cooling pipe 6 can speed up the cooling efficiency. The upper mold 12 and the lower mold 5 can be replaced according to needs. When replacing the upper mold 12, it is necessary to first unscrew the fixing bolts 25, and then take out the connecting block 23 from the inside of the mounting sleeve 9 for replacement. When replacing the lower mold 5, rotate to remove the baffle 22, and then move the mounting slide block 4 out of the mounting slide groove 21. This structure realizes the function of easy disassembly and replacement.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A high-precision die-casting mold, comprising a mold base (1), Features: A cooling groove (2) is arranged inside the mold base (1), support frames (10) are fixedly connected to both sides of the top of the mold base (1), a hydraulic cylinder (11) is installed at the top of the support frame (10), a mounting sleeve (9) is fixedly connected to the output end of the hydraulic cylinder (11), a mounting plate (8) is arranged at the bottom end of the mounting sleeve (9), an upper mold (12) is installed at the bottom end of the mounting plate (8), and a lower mold (5) is arranged at the top of the mold base (1). A support seat (3) is provided on one side of the support frame (10), a partition (19) is fixedly connected to the inside of the cooling groove (2), a cooling pipe (6) is fixedly connected to the top of the partition (19), a cooling fan (20) is installed at the bottom of the partition (19), an extraction pump (18) is installed on one side of the bottom end of the cooling groove (2), an input end of the extraction pump (18) is fixedly connected to a water inlet (17), and a water outlet (16) is provided at the end of the cooling pipe (6).

2. A high-precision die-casting mold according to claim 1, Features: The water inlet (17) passes through the cooling groove (2) and is arranged on one side of the front end of the mold base (1), and the water outlet (16) is installed on the other side of the front end of the mold base (1).

3. A high-precision die-casting mold according to claim 1, Features: The top end of the mold base (1) is fixedly connected to a cooling plate (15), and the lower mold (5) is mounted on the top end of the cooling plate (15).

4. A high-precision die-casting mold according to claim 1, Features: Ventilation holes are evenly arranged inside the cooling groove (2).

5. A high-precision die-casting mold according to claim 1, Features: The lower mold (5) has mounting slide blocks (4) fixedly connected to both sides thereof, the support seat (3) has a mounting slot (21) fixedly connected to one side thereof, and a baffle (22) movably connected to one side of the front end thereof.

6. A high-precision die-casting mold according to claim 5, Features: One side of the installation slide block (4) is embedded in the interior of the installation slide groove (21), and the baffle plate (22) is arranged at one end of the installation slide block (4).

7. A high-precision die-casting mold according to claim 1, Features: A connecting block (23) is fixedly connected to the top of the mounting plate (8), a connecting slot (24) is provided inside the mounting sleeve (9), fixing bolts (25) are provided on both sides of the mounting sleeve (9), and the connecting block (23) is embedded in the connecting slot (24) and fixedly connected via the fixing bolts (25).

8. A high-precision die-casting mold according to claim 1, Features: The two sides of the mounting plate (8) are fixedly connected to limit rings (7), and the limit rings (7) are slidably connected to the outside of the support frame (10). The two sides of the bottom end of the mounting plate (8) are fixedly connected to positioning rods (13), and the two sides of the top end of the lower mold (5) are provided with positioning slots (14), and the positioning rods (13) can be embedded in the positioning slots (14).

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