Demolding assembly for high-pressure jet nozzle metallurgical mold

Abstract

The utility model discloses a demolding assembly for a high-pressure jet nozzle metallurgical mold. The demolding assembly comprises a workbench, a lower stamping die, a female die, an upper stamping die, an auxiliary demolding assembly and a control assembly, the lower punching die is fixedly arranged on the workbench, the female die is arranged on the workbench through the electric lifting device and located above the lower punching die, and the upper punching die is connected with the hydraulic device and arranged above the female die. A first core rod and a second core rod are arranged in the lower stamping die; the lower stamping die is clamped with the female die; the auxiliary demolding assembly is arranged on the workbench and connected with the control assembly. The first core rod and the second core rod are matched with the mold to produce the high-pressure jet nozzle, the control assembly drives the auxiliary demolding assembly, a fixing column in the auxiliary demolding assembly ejects out of the second core rod, the first core rod and the second core rod are separated, then rapid and convenient demolding of the high-pressure jet nozzle is achieved, manual demolding is not needed, and the demolding efficiency is improved; the production time of the high-pressure jet nozzle is shortened, and actual requirements are met.

Description

Technical Field

[0001] The utility model relates to the technical field of high-pressure injection nozzle manufacturing, in particular to a demoulding component for a metallurgical mold of a high-pressure injection nozzle. Background Art

[0002] The Chinese patent document with the existing announcement number CN210817456U discloses a metallurgical die for a high-pressure jet nozzle, including a lower punch, a female die, an upper punch, and a core rod, wherein the core rod is placed on the lower punch, the female die is placed on the lower punch, the bottom of the female die is provided with a placement hole for placing the core rod, the top of the female die is provided with a clamping hole for placing the upper punch, the inner wall of the placement hole is fitted with the outer wall of the core rod, the top of the core rod is provided with a positioning protrusion and an opening protrusion, the positioning protrusion is provided in an incremental spiral shape, the opening protrusion is provided on one side of the positioning protrusion, the positioning protrusion extends to the side wall of the core rod, and the positioning protrusion is provided with a water-guiding arc surface on one side close to the outer wall of the core rod. The utility model has the effect of simplifying the processing process of the high-pressure jet nozzle.

[0003] However, in the above scheme and the prior art, the high-pressure injection nozzle can be quickly processed and produced using a metallurgical mold, but the mold needs to be removed and separated during production demoulding, and then the demoulding is performed manually, which is inconvenient and affects the production rate.

[0004] To this end, the utility model proposes a demoulding component for a high-pressure injection nozzle metallurgical mold to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a demoulding component for a metallurgical mold of a high-pressure injection nozzle to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a demolding assembly for a high-pressure jet nozzle metallurgical mold comprises a workbench, a lower punch, a female die, an upper punch, an auxiliary demolding assembly and a control assembly; the lower punch is fixedly arranged on the workbench, the female die is arranged on the workbench through an electric lifting device and is located above the lower punch, and the upper punch is connected to the hydraulic device and is arranged above the female die; a first core rod and a second core rod are arranged in the lower punch, and the lower punch and the female die are clamped; the auxiliary demolding assembly is arranged on the workbench and is connected to the control assembly.

[0007] Preferably, the auxiliary demoulding component includes a circular hole, a moving block, a fixed column, a slider, a limit block, an L-shaped plate and a slide groove; the circular hole is opened at the center of the lower punch; a fixed column is fixedly provided at the upper end of the moving block, a slider is fixedly provided at the side end of the moving block, and a limit block is fixedly provided at the end of the slider; the L-shaped plate is fixedly provided at the bottom end of the workbench, and a slide groove is opened on the side wall of the L-shaped plate.

[0008] Preferably, the control component includes a mounting plate, a V-shaped plate, a sliding column, a handle, a spring and a movable groove; the mounting plate is fixedly arranged on the side end of the L-shaped plate, one end of the V-shaped plate is rotatably connected to the mounting plate through a pin shaft, and a sliding column is fixedly arranged on the side wall of the other end of the V-shaped plate; the handle is fixedly arranged at the corner of the V-shaped plate, the spring is sleeved on the fixed column, and the movable groove is opened on the side wall of the movable block.

[0009] Preferably, the peripheral wall of the first mandrel is sleeved with the lower punch, and the peripheral wall of the first mandrel is sleeved with the inner wall of the female mold; the first mandrel is embedded with the second mandrel, the bottom end of the first mandrel and the bottom end of the second mandrel are both clamped with the lower punch, and the first mandrel and the second mandrel are both arranged in the female mold.

[0010] Preferably, the fixing column and the circular hole are arranged at corresponding positions and in the same number of groups, and the fixing column passes through the workbench and is movably connected with the circular hole; the fixing column is clamped with the bottom end of the second core rod.

[0011] Preferably, the moving block is slidably engaged with the inner wall of the L-shaped plate; the slider and the slide groove are set at corresponding positions and have the same number of groups, and the slider and the slide groove are slidably engaged; the limit block is engaged with the L-shaped plate.

[0012] Preferably, the slide column and the movable groove are arranged in corresponding positions and the number of arranged groups is the same, and the slide column and the movable groove are slidably engaged; the spring is in a compressed state, and the two ends of the spring are respectively engaged with the movable block and the workbench.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The high-pressure injection nozzle is produced by cooperating with the first core rod and the second core rod in the mold, and the control component drives the auxiliary demoulding component so that the fixed column in the auxiliary demoulding component pushes out the second core rod, and the first core rod and the second core rod are separated, thereby realizing the rapid and convenient demoulding of the high-pressure injection nozzle. There is no need for manual demoulding, which speeds up the demoulding efficiency, reduces the production time of the high-pressure injection nozzle, and meets actual needs. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0016] Figure 2 This is an exploded diagram of the mold structure connection of the utility model;

[0017] Figure 3 This is a schematic diagram of the connection structure of the workbench of the utility model;

[0018] Figure 4 For this utility model Figure 3 A partial enlarged view of the middle A;

[0019] Figure 5This is a schematic diagram of the connection of the movable block structure of the utility model.

[0020] In the figure: workbench 1, lower punch 2, female die 3, upper punch 4, electric lifting device 5, first core rod 6, second core rod 7, round hole 8, moving block 9, fixed column 10, slider 11, limit block 12, L-shaped plate 13, slide groove 14, mounting plate 15, V-shaped plate 16, slide column 17, handle 18, spring 19, moving groove 20. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model are described clearly and completely below. The embodiments of the utility model and all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figures 1 to 5A demoulding assembly for a metallurgical mold of a high-pressure jet nozzle. The utility model provides a technical solution: a demoulding assembly for a metallurgical mold of a high-pressure jet nozzle comprises a workbench 1, a lower punch 2, a female die 3, an upper punch 4, an auxiliary demoulding assembly and a control assembly; the lower punch 2 is fixedly arranged on the workbench 1, the female die 3 is arranged on the workbench 1 and is located above the lower punch 2 through an electric lifting device 5, and the upper punch 4 is connected to the hydraulic device and is arranged above the female die 3; a first core rod 6 and a second core rod 7 are arranged in the lower punch 2, the lower punch 2 and the female die 3 are clamped, and a rubber pad is arranged at the clamping position of the lower punch 2 and the female die 3 to lift the lower punch 2. The sealing between the punch die 2 and the female die 3; the peripheral wall of the first core rod 6 is sleeved with the lower punch die 2, and the peripheral wall of the first core rod 6 is sleeved with the inner wall of the female die 3; the first core rod 6 is embedded with the second core rod 7, and the bottom ends of the first core rod 6 and the second core rod 7 are both clamped with the lower punch die 2, and the first core rod 6 and the second core rod 7 are both arranged in the female die 3 for producing high-pressure injection nozzles; the auxiliary demoulding component is arranged on the workbench 1 and is connected with a control component; the circular hole 8 in the auxiliary demoulding component is opened at the center of the lower punch die 2; a fixed column 10 is fixedly arranged on the upper end of the moving block 9, and the fixed column 10 corresponds to the circular hole 8 in the same position and the number of sets is the same. 10 passes through the workbench 1 and is movably connected with the circular hole 8, and the fixed column 10 is clamped with the bottom end of the second core rod 7 to eject the second core rod 7 to realize demoulding; the moving block 9 is slidably clamped with the inner wall of the L-shaped plate 13, and a slider 11 is fixedly provided on the side end of the moving block 9, and a limit block 12 is fixedly provided on the end of the slider 11; the L-shaped plate 13 is fixedly provided at the bottom of the workbench 1, and a slide groove 14 is provided on the side wall of the L-shaped plate 13; the slider 11 and the slide groove 14 are set at corresponding positions and the same number of groups, and the slider 11 and the slide groove 14 are slidably clamped; the limit block 12 is clamped with the L-shaped plate 13 to ensure that the moving block 9 can move up and down stably; the installation in the control component The plate 15 is fixedly arranged at the side end of the L-shaped plate 13, one end of the V-shaped plate 16 is rotatably connected to the mounting plate 15 through a pin shaft, and a sliding column 17 is fixedly arranged on the side wall of the other end of the V-shaped plate 16; the handle 18 is fixedly arranged at the corner of the V-shaped plate 16, and the spring 19 is sleeved on the fixed column 10. The spring 19 is in a compressed state, and the two ends of the spring 19 are respectively engaged with the moving block 9 and the workbench 1, so as to facilitate the up and down movement of the moving block 9; the moving groove 20 is opened on the side wall of the moving block 9, and the setting position of the sliding column 17 and the moving groove 20 correspond to each other, and the setting number of groups is the same. The sliding column 17 is slidably engaged with the moving groove 20 to control the upward movement of the moving block 9.

[0023] When the utility model is in use, the first core rod 6 and the second core rod 7 are first arranged on the lower punch 2, and then the electric lifting device 5 is started to control the female mold 3 to be clamped with the lower punch 2, and then the metal powder is poured into the female mold 3 from the placement hole on the female mold 3, and the upper punch 4 and the female mold 3 are pressed by means of the hydraulic device to complete the pressing and forming of the metal powder to produce a high-pressure injection nozzle; then the female mold 3 and the upper punch 4 are moved upward in sequence, so that the high-pressure injection nozzle completes the upper demolding, and the handle 18 is pulled upward to make the slide column 17 slide from one end of the moving groove 20 to the other end, and then the moving block 9 is moved upward to realize the upward movement of the fixed column 10 to eject the second core rod 7, and the second core rod 7 is separated from the first core rod 6 to make the lower part of the high-pressure injection nozzle demolded, and then the handle 18 is released, and the spring 19 rebounds to push the moving block 9 to reset to produce the next high-pressure injection nozzle.

[0024] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A demoulding assembly for a metallurgical mold of a high-pressure injection nozzle, characterized in that: The invention comprises a workbench (1), a lower punch (2), a female die (3), an upper punch (4), an auxiliary demoulding component and a control component; the lower punch (2) is fixedly arranged on the workbench (1); the female die (3) is arranged on the workbench (1) and is located above the lower punch (2) through an electric lifting device (5); the upper punch (4) is connected to a hydraulic device and is arranged above the female die (3); a first core rod (6) and a second core rod (7) are arranged in the lower punch (2); the lower punch (2) and the female die (3) are clamped; the auxiliary demoulding component is arranged on the workbench (1) and is connected to the control component.

2. A demoulding assembly for a metallurgical mold of a high-pressure injection nozzle according to claim 1, characterized in that: The auxiliary demoulding component comprises a circular hole (8), a moving block (9), a fixed column (10), a slider (11), a limit block (12), an L-shaped plate (13) and a slide groove (14); the circular hole (8) is arranged at the center of the lower punch (2); the upper end of the moving block (9) is fixedly provided with a fixed column (10), the side end of the moving block (9) is fixedly provided with a slider (11), and the end of the slider (11) is fixedly provided with a limit block (12); the L-shaped plate (13) is fixedly provided at the bottom end of the workbench (1), and a slide groove (14) is arranged on the side wall of the L-shaped plate (13).

3. A demoulding assembly for a metallurgical mold of a high-pressure injection nozzle according to claim 1, characterized in that: The control assembly comprises a mounting plate (15), a V-shaped plate (16), a sliding column (17), a handle (18), a spring (19) and a movable groove (20); the mounting plate (15) is fixedly arranged on the side end of the L-shaped plate (13); one end of the V-shaped plate (16) is rotatably connected to the mounting plate (15) through a pin shaft; the other end of the V-shaped plate (16) is fixedly arranged on the side wall with a sliding column (17); the handle (18) is fixedly arranged at the corner of the V-shaped plate (16); the spring (19) is sleeved on the fixed column (10); and the movable groove (20) is opened on the side wall of the movable block (9).

4. A demoulding assembly for a metallurgical mold of a high-pressure injection nozzle according to claim 1, characterized in that: The peripheral wall of the first core rod (6) is sleeved with the lower punch (2), and the peripheral wall of the first core rod (6) is sleeved with the inner wall of the female mold (3); the first core rod (6) is embedded with the second core rod (7), the bottom end of the first core rod (6) and the bottom end of the second core rod (7) are both clamped with the lower punch (2), and the first core rod (6) and the second core rod (7) are both arranged in the female mold (3).

5. A demoulding assembly for a metallurgical mold of a high-pressure injection nozzle according to claim 2, characterized in that: The fixed column (10) and the circular hole (8) are arranged at corresponding positions and have the same number of groups. The fixed column (10) passes through the workbench (1) and is movably sleeved with the circular hole (8). The fixed column (10) is clamped with the bottom end of the second core rod (7).

6. A demoulding assembly for a metallurgical mold of a high-pressure injection nozzle according to claim 2, characterized in that: The moving block (9) is slidably engaged with the inner wall of the L-shaped plate (13); the slider (11) and the slide groove (14) are arranged at corresponding positions and have the same number of groups, and the slider (11) and the slide groove (14) are slidably engaged; and the limit block (12) is engaged with the L-shaped plate (13).

7. A demoulding assembly for a metallurgical mold of a high-pressure injection nozzle according to claim 3, characterized in that: The slide post (17) and the movable groove (20) are arranged at corresponding positions and have the same number of groups, and the slide post (17) and the movable groove (20) are slidably engaged; the spring (19) is in a compressed state, and two ends of the spring (19) are respectively engaged with the movable block (9) and the workbench (1).

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