Die-casting die for workpiece

Abstract

The utility model relates to the technical field of die-casting process, and provides a die-casting die for a workpiece, the workpiece is provided with a cavity, a first connecting part and a second connecting part, the first connecting part is provided with a tooth-shaped structure, and the second connecting part is provided with a through hole. The movable mold assembly movably abuts against the fixed mold assembly to form a product cavity; the sliding block assembly is provided with a sliding block and is used for forming a cavity; a process hole is formed in the workpiece through the boss, and when the sliding block is far away from the cavity in the formed workpiece, the boss is inserted into the process hole in the formed workpiece to support the workpiece; the profiling block assembly is provided with a profiling block and is used for forming a through hole; and the angle ejector assembly is provided with an angle ejector rod which is obliquely inserted into the movable die assembly, the angle ejector rod ejects the formed workpiece away from the movable die assembly and drives the workpiece to translate relative to the movable die assembly, and it is ensured that the first connecting part and the second connecting part are completely and accurately ejected out of the die-casting die through the translation motion.

Description

TECHNICAL FIELD

[0001] The utility model relates to die casting process technical field, concretely is a kind of for workpiece's die casting mould. BACKGROUND

[0002] Die casting mould is a kind of precision tool for die casting process, by high pressure melt metal (such as aluminum alloy, zinc alloy, magnesium alloy etc.) is injected into mould cavity, then rapidly cools solidification, forms the casting of required shape.Die casting mould mainly includes: fixed die assembly, fixed part, usually contains the part of sprue system;Moving die assembly, movable part, with fixed die assembly cooperation forms complete cavity;Cavity, the space inside mould, for forming the shape of workpiece;Slide block assembly, for the complex structure on the shaped workpiece, such as cavity, recess etc.;Ejection assembly, for the shaped workpiece from mould is ejected.

[0003] As shown in Figure 1 Workpiece 1 is provided with cavity 2, first connecting part 3 and second connecting part 4, first connecting part 3 and second connecting part 4 are oppositely arranged, first connecting part 3 has tooth structure 5 to the side of second connecting part 4, second connecting part 4 has perforation 6;When slide block 11 removes cavity 2 on shaped workpiece 1 after die casting mould opening, workpiece 1 is moved, to increase the risk of deformation or damage of first connecting part 3 and second connecting part 4;In addition, due to the relative arrangement of first connecting part 3 and second connecting part 4, the structure of workpiece 1 is relatively complex, so that tooth structure 5 cannot be directly ejected when opening mould;Therefore, how to ensure that first connecting part 3 and second connecting part 4 are completely and accurately ejected from die casting mould becomes an important problem. Utility model content

[0004] The utility model provides a kind of die casting mould for workpiece to the technical problem to be solved by the utility model is to the present situation of prior art, and.

[0005] The technical scheme that the utility model solves above-mentioned technical problem is as follows: a kind of die casting mould for workpiece is provided, the workpiece is provided with cavity, first connecting part and second connecting part oppositely arranged with the first connecting part, the first connecting part has tooth structure to the side of second connecting part, the second connecting part has perforation, and the die casting mould includes:

[0006] Fixed die assembly;

[0007] Moving die assembly, which is movably abutted with the fixed die assembly and forms a product cavity;

[0008] Slide block assembly, which has a slide block movably arranged on the moving die assembly, and the slide block is used to form the cavity;

[0009] a boss arranged on the movable die assembly and located in the product cavity, the boss forming a process hole on the workpiece, the boss providing support for the workpiece due to the slider moving away from the cavity formed in the product cavity;

[0010] a profiling assembly having a profiling block movably arranged on the movable die assembly, one end of the profiling block movably inserted into the product cavity for forming the through hole;

[0011] an inclined ejector assembly having an inclined ejector rod movably arranged, one end of the inclined ejector rod obliquely inserted into the movable die assembly and located between the first connecting part and the second connecting part formed in the product cavity for ejecting the formed workpiece from the movable die assembly.

[0012] In the die casting die for the workpiece, a channel is obliquely arranged on the movable die assembly and communicates with the product cavity, and one end of the inclined ejector rod is movably inserted into the channel.

[0013] In the die casting die for the workpiece, the inclined ejector assembly further comprises a pushing seat, one end of the inclined ejector rod away from the product cavity is arranged on the pushing seat, and the pushing seat is used to drive the inclined ejector rod to move.

[0014] In the die casting die for the workpiece, a sliding table is arranged on the pushing seat, and a groove is arranged on the inclined ejector rod, the inclined ejector rod is slidably arranged on the sliding table through the groove.

[0015] In the die casting die for the workpiece, the slider assembly further comprises:

[0016] a slider seat, the slider being arranged on the slider seat;

[0017] a first driving member arranged on one side of the movable die assembly, the slider seat being connected with an output end of the first driving member, and the first driving member driving the slider to move through the slider seat.

[0018] In the die casting die for the workpiece, the profiling assembly further comprises a second driving member, an output end of the second driving member being provided with a connecting block, one end of the profiling block away from the product cavity being movably inserted into the connecting block, and the second driving member driving the profiling block to move through the connecting block.

[0019] In the die casting die for the workpiece, a hollow part is further arranged on the movable die assembly, the hollow part being located below the channel, and the hollow part being used to prevent the inclined ejector rod from interfering with the movable die assembly.

[0020] Compared with the prior art, the utility model has the advantages that through the setting of the boss, when the slider is far away from the cavity on the workpiece, the boss is inserted in the process hole on the workpiece, support is provided for the workpiece, it is ensured that the workpiece does not displace, thereby avoiding that the first connecting portion and the second connecting portion are deformed or damaged, after the slider is far away from the cavity, the profiling block is driven away from the perforation on the shaped second connecting portion under the profiling assembly, subsequently, the oblique jacking rod starts to act under the driving of the oblique jacking assembly, since one end of the oblique jacking rod is obliquely inserted in the dynamic die assembly and is located between the shaped first connecting portion and the second connecting portion, the oblique jacking rod makes the workpiece translate relative to the dynamic die assembly while driving the workpiece away from the dynamic die assembly, and this translational motion ensures that the toothed structure on the first connecting portion is completely and accurately jacked out, through this mode, the die casting die in the scheme effectively solves the problems that the first connecting portion and the second connecting portion are easily deformed or damaged in the mold opening process and cannot be accurately jacked out, and the quality and production efficiency of the workpiece are improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 is the perspective view of the workpiece;

[0022] Figure 2 is the perspective view of the scheme;

[0023] Figure 3 is the plan view of the scheme;

[0024] Figure 4 is Figure 3 the sectional view of A-A in figure;

[0025] Figure 5 is the perspective view of the dynamic die assembly 9 in the scheme;

[0026] Figure 6 is Figure 5 the plan view of partial structure in figure;

[0027] Figure 7 is Figure 6 the sectional view of B-B in figure.

[0028] In the figure, 1, workpiece;2, cavity;3, first connecting portion;4, second connecting portion;5, toothed structure;6, perforation;7, process hole;8, stationary die assembly;9, dynamic die assembly;10, slider assembly0;11, slider;12, boss;13, profiling assembly;14, profiling block;15, oblique jacking assembly;16, oblique jacking rod;17, channel;18, push seat;19, sliding table;20, slider seat;21, first driving piece;22, second driving piece;23, connecting block;24, hollow part. DETAILED DESCRIPTION

[0029] The utility model discloses a specific embodiment as follows and further describes the technical scheme of the utility model in connection with the drawings, but the utility model is not limited to these embodiments.

[0030] As Figures 1 to 7 The utility model discloses a die casting die for work piece 1, work piece 1 is provided with cavity 2, first connecting portion 3 and with first connecting portion 3 opposite second connecting portion 4 of arrangement, first connecting portion 3 towards second connecting portion 4's one side has the dentate structure 5, second connecting portion 4 has the perforation 6 on, die casting die includes: fixed die assembly 8, its with fixed die assembly 8 swing and form product cavity, slider assembly 10, it has swing setting on slider 11 of dynamic die assembly 9, slider 11 is used for shaping cavity 2, boss 12, it sets up in dynamic die assembly 9 and is located in product cavity, boss 12 forms process hole 7 on work piece 1, and boss 12 can be because slider 11 is away from the cavity 2 shaped in product cavity, and provides support for work piece 1, profiling assembly 13, it has swing setting in dynamic die assembly 9 profiling block 14, one end swing of profiling block 14 is inserted in product cavity, is used for shaping the perforation 6, inclined ejector assembly 15, it has swing setting inclined ejector rod 16, one end of inclined ejector rod 16 is obliquely inserted in dynamic die assembly 9, and is located between first connecting portion 3 and second connecting portion 4 shaped in product cavity, is used for the work piece 1 shaped is ejected from dynamic die assembly 9.

[0031] When working, after the metal solution in the product cavity is cooled and shaped, the dynamic die assembly 9 is away from the fixed die assembly 8, the slider 11 is driven by the slider assembly 10 to move away from the cavity 2 on the shaped work piece 1, at this time, the boss 12 is inserted into the process hole 7 on the shaped work piece 1, and one end of the profiling block 14 is inserted into the perforation 6 on the shaped second connecting portion 4, the boss 12 and the profiling block 14 simultaneously provide support for the work piece 1, so that the work piece 1 will not displace due to the movement of the slider 11, thereby reducing the risk of deformation or damage of the first connecting portion 3 and the second connecting portion 4, then, the profiling block 14 is driven by the profiling assembly 13 to move away from the perforation 6 on the shaped second connecting portion 4, subsequently, the inclined ejector rod 16 starts to act under the driving of the inclined ejector assembly 15, since one end of the inclined ejector rod 16 is obliquely inserted into the dynamic die assembly 9 and located between the shaped first connecting portion 3 and the second connecting portion 4, the inclined ejector rod 16 drives the work piece 1 to move away from the dynamic die assembly 9 while making the work piece 1 translate relative to the dynamic die assembly 9, this translational motion ensures that the dentate structure 5 on the first connecting portion 3 is completely and accurately ejected, in this way, the die casting die in the present scheme effectively solves the problems of easy deformation or damage of the first connecting portion 3 and the second connecting portion 4 during the mold opening process and inability to be accurately ejected, thereby improving the quality and production efficiency of the work piece 1, wherein the process hole 7 formed by the boss 12 on the work piece 1 is formed under the condition that the shaped work piece 1 permits.

[0032] Further, the dynamic die assembly 9 is provided with a channel 17 communicating with the product cavity, and one end of the inclined ejector rod 16 is movably arranged in the channel 17.

[0033] Specifically, the inclined ejector assembly 15 further comprises a pushing seat 18, and one end of the inclined ejector rod 16 away from the product cavity is arranged on the pushing seat 18, and the pushing seat 18 is used to drive the inclined ejector rod 16 to move.

[0034] Further, the pushing seat 18 is provided with a sliding table 19, and the inclined ejector rod 16 is provided with a groove, and the inclined ejector rod 16 is slidably arranged on the sliding table 19 through the groove.

[0035] The pushing seat 18 is connected to the ejection mechanism of the die casting mold in the present scheme, and when the molten metal solution in the product cavity is cooled and formed, the sliding block 11 is driven by the sliding block assembly 10 to move away from the cavity 2 on the formed workpiece 1, at this time, the boss 12 provides support for the workpiece 1 at the same time as the profiling block 14, then, the pushing seat 18 drives the inclined ejector rod 16 to move along the channel 17 through the driving of the ejection mechanism; Because the channel 17 is inclinedly arranged on the dynamic die assembly 9, the inclined ejector rod 16 is translated relative to the dynamic die assembly 9 while ejecting the workpiece 1, specifically, one end of the inclined ejector rod 16 inserted into the product cavity moves upward along the channel 17, and at the same time, the other end of the inclined ejector rod 16 arranged on the sliding table 19 moves along the sliding table 19 through the groove, the translation of the inclined ejector rod 16 makes the workpiece 1 pushed by the inclined ejector rod 16 also translate relative to the dynamic die assembly 9 while moving away from the dynamic die assembly 9, and this translation movement ensures that the toothed structure 5 on the first connecting part 3 can be completely and accurately ejected.

[0036] Specifically, the sliding block assembly 10 further comprises: a sliding block seat 20, the sliding block 11 is arranged on the sliding block seat 20, and the sliding block seat 20 is responsible for fixing and supporting the sliding block 11 to ensure its stability and precision during movement; a first driving member 21 arranged on one side of the dynamic die assembly 9, the sliding block seat 20 is connected with the output end of the first driving member 21, and the main function of the first driving member 21 is to provide power to drive the sliding block 11 to move through the sliding block seat 20; after the molten metal solution in the product cavity is cooled and formed, the dynamic die assembly 9 is separated from the fixed die assembly 8, at this time, the first driving member 21 is started immediately to drive the sliding block 11 to move away from the cavity 2 on the formed workpiece 1, so that the formed workpiece 1 can be ensured not to be hindered during demolding and smoothly separated from the mold, and the first driving member 21 is preferably an oil cylinder.

[0037] Specifically, the profiling assembly 13 further comprises a second driving member 22, an output end of the second driving member 22 is provided with a connecting block 23, and one end of the profiling block 14 away from the product cavity is inserted on the connecting block 23; when the molten metal solution in the product cavity is cooled and formed, the movable die assembly 9 is separated from the fixed die assembly 8, the sliding block assembly 10 drives the sliding block 11 to move away from the cavity 2 on the formed workpiece 1; at this time, the one end of the profiling block 14 inserted in the product cavity is embedded in the through hole 6 of the formed second connecting part 4 to provide support for the workpiece 1; after the sliding block 11 moves away from the cavity 2, the second driving member 22 is started immediately to drive the profiling block 14 to move away from the through hole 6, so as to ensure that the profiling block 14 does not interfere with the action of the subsequent inclined ejector rod assembly 15 for ejecting the workpiece 1 out of the movable die assembly 9; and the second driving member 22 is preferably an oil cylinder.

[0038] In order to ensure that the movement of the inclined ejector rod 16 does not interfere with the movable die assembly 9, a hollow part 24 is specially designed on the movable die assembly 9, the position of the hollow part 24 is very critical, the hollow part 24 is located above the pushing seat 18 and below the channel 17; such a design not only provides sufficient space for the movement of the inclined ejector rod 16, but also ensures that the inclined ejector rod 16 does not collide with or interfere with other parts of the movable die assembly 9 during the working process of the inclined ejector rod 16, so as to ensure the smooth progress of the die casting process and the high-quality forming of the workpiece 1.

[0039] It should be noted that all the directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative positional relationship, movement condition, etc. between the components in a certain specific posture (as shown in the drawings), and if the specific posture changes, the directional indications will also change accordingly.

[0040] In addition, in the present application, the description such as "first", "second", "one" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0041] In the present application, unless otherwise specifically defined and limited, the terms "connection", "fixing" and the like should be understood in a broad sense, for example, "fixing" can be fixed connection, or detachable connection, or integrated; can be mechanical connection, or electrical connection; can be directly connected, or indirectly connected through an intermediate medium; can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise specifically limited. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0042] In addition, the technical solutions of various embodiments of the present application can be combined with each other, but must be based on the fact that a person skilled in the art can implement it, when the combination of technical solutions appears contradictory or cannot be implemented, it should be considered that the combination of such technical solutions does not exist, nor is it within the scope of protection required by the present application.

[0043] The specific embodiments described herein are merely illustrative of the spirit of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or replace them with similar ways, but without deviating from the scope defined by the spirit of the present application.

Claims

1. A die casting mold for a workpiece, the workpiece being provided with a cavity, a first connecting portion, and a second connecting portion provided opposite to the first connecting portion, the first connecting portion having a tooth-like structure on a side facing the second connecting portion, and the second connecting portion having a perforation, characterized in that, The die-casting die comprises: a fixed die assembly; a movable die assembly movably abutting against the fixed die assembly and forming a product cavity; a slider assembly having a slider movably arranged on the movable die assembly, the slider being used for forming a cavity; a boss arranged on the movable die assembly and located in the product cavity, the boss being used for forming a process hole on the workpiece, the boss being capable of providing support for the workpiece due to the slider moving away from the cavity formed in the product cavity; a profiling assembly having a profiling block movably arranged on the movable die assembly, one end of the profiling block being movably arranged in the product cavity and used for forming the through hole; an inclined ejector assembly having an inclined ejector rod movably arranged, one end of the inclined ejector rod being obliquely arranged on the movable die assembly and located between the first connecting part and the second connecting part formed in the product cavity, and the inclined ejector rod being used for ejecting the formed workpiece from the movable die assembly.

2. The die casting mold for a workpiece according to claim 1, wherein The movable die assembly is obliquely provided with a channel communicating with the product cavity, and one end of the inclined ejector rod is movably arranged in the channel.

3. A die casting mold for a workpiece as recited in claim 2, wherein, The inclined ejector assembly further comprises a pushing seat, one end of the inclined ejector rod away from the product cavity being arranged on the pushing seat, and the pushing seat being used for moving the inclined ejector rod.

4. The die casting mold for a workpiece according to claim 3, wherein The pushing seat is provided with a sliding table, and the inclined ejector rod is provided with a groove, and the inclined ejector rod is slidably arranged on the sliding table through the groove.

5. The die casting mold for a workpiece according to claim 1, wherein The slider assembly further comprises: a slider seat, the slider being arranged on the slider seat; a first driving member arranged on one side of the movable die assembly, the slider seat being connected with an output end of the first driving member, and the first driving member moving the slider through the slider seat.

6. The die casting mold for a workpiece according to claim 1, wherein The profiling assembly further comprises a second driving member, an output end of the second driving member being provided with a connecting block, one end of the profiling block away from the product cavity being arranged in the connecting block, and the second driving member moving the profiling block through the connecting block.

7. The die casting mold for a workpiece according to claim 2, wherein The movable die assembly is further provided with a hollow part, the hollow part being located below the channel, and the hollow part being used for preventing the inclined ejector rod from interfering with the movable die assembly.

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