CN219324748U - Ejection component of die casting die - Google Patents
Ejection component of die casting die Download PDFInfo
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- CN219324748U CN219324748U CN202223587028.9U CN202223587028U CN219324748U CN 219324748 U CN219324748 U CN 219324748U CN 202223587028 U CN202223587028 U CN 202223587028U CN 219324748 U CN219324748 U CN 219324748U
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Abstract
The utility model relates to the field of die casting, in particular to an ejection member of a die casting die, which comprises a fixed die and a movable die, wherein an installation cavity is formed in the fixed die, a plurality of through cavities are formed in the installation cavity, a top plate is connected in a sliding manner in the through cavities, a connecting rod mechanism is connected at the lower end of the top plate in a rotating manner, and a sliding block is connected at the lower end of the connecting rod mechanism in a rotating manner and penetrates through a limiting cavity. According to the utility model, when the driving mechanism drives the sliding block to slide forwards and horizontally, the connecting rod mechanism can drive the top plate to move upwards under the action of the sliding block in the limiting cavity and the penetrating cavity, so that ejection and demolding of the die casting are realized on the top plate, when the driving mechanism drives the sliding block to slide backwards and horizontally, the connecting rod mechanism can drive the top plate to move downwards under the action of the sliding block in the limiting cavity and the penetrating cavity, so that the top plate is restored to the original position, the next use is convenient, the practicability is higher, a plurality of top plates are ejected together by the sliding block and the connecting rod mechanism, the ejection precision can be ensured, and the ejection effect is better.
Description
Technical Field
The utility model relates to the field of die casting, in particular to an ejection component of a die casting die.
Background
In the casting process of the part, the situation that the part is difficult to be demolded or deformed due to the adhesion of the part and the die cavity occurs during demolding, so that the production efficiency of the part can be affected to a certain extent, and based on the fact, the part of the die casting die can be ejected out of the slide block according to requirements, so that the problem that the part is difficult to be demolded and deformed is solved.
Existing ejection members, such as: the Chinese patent with the publication number of CN217777524U discloses a die with a built-in ejection mechanism of a sliding block seat, and adopts two electric telescopic rods and a sliding plate to slide in a sliding groove, so that a push plate is driven to rise, a workpiece can be stably and rapidly pushed out under the condition that a tool is not used, the workpiece can be conveniently and rapidly taken out, the processing efficiency is improved, and when the workpiece is ejected by adopting a plurality of independent electric telescopic rods for driving, the workpiece is difficult to simultaneously eject, and the die is not accurate enough and has poor ejection effect.
For this purpose, an ejector member of a die casting mold is proposed.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide an ejection component of a die casting die with good ejection effect and high stability.
In order to achieve the above object, the technical scheme of the present utility model is as follows:
the utility model provides an ejecting component of die casting die, includes cover half and movable mould, is formed with the die cavity when movable mould and cover half compound die, the inside of cover half is equipped with the installation cavity, set up on the installation cavity with the die cavity be linked together a plurality of the chamber of running through, every run through intracavity sliding connection has the roof, and roof and die cavity bottom surface are located same horizontal plane, the installation intracavity portion is equipped with the spacing section of thick bamboo that is linked together with running through the chamber, be equipped with spacing chamber in the spacing section of thick bamboo, the lower extreme rotation of roof is connected with link mechanism, link mechanism's upper end sets up in running through the intracavity, link mechanism's lower extreme runs through spacing chamber and rotates and be connected with the slider, slider and installation cavity bottom surface sliding connection, one side that the slider corresponds link mechanism is the slope structure, the fluting that runs through the cover half has been seted up to the side in installation cavity, the side of cover half is equipped with a actuating mechanism, actuating mechanism's output runs through the fluting and is connected with the slider.
Specifically, the top of cover half still is equipped with the guide post, be equipped with on the movable mould with guide post matched with direction chamber.
Specifically, the limiting cylinder is of a shell structure with openings at the top and the bottom.
Specifically, the link mechanism comprises a first link and a second link, the upper end of the first link is rotationally connected with the lower end of the top plate, the lower end of the first link is rotationally connected with the upper end of the second link, and the lower end of the second link is rotationally connected with the sliding block.
Specifically, the driving mechanism comprises a driving oil cylinder and a third connecting rod, one end of the third connecting rod is connected with the driving oil cylinder, and the other end of the third connecting rod is connected with the sliding block.
The beneficial effects of the utility model are as follows: according to the utility model, the top plate, the connecting rod mechanism, the sliding block and the driving mechanism are arranged, the driving mechanism is used for driving the sliding block to reciprocate, when the driving mechanism drives the sliding block to slide forwards and horizontally, the connecting rod mechanism can drive the top plate to move upwards in the limiting cavity and the penetrating cavity under the action of the sliding block, so that the top plate can eject and demould a die casting, when the driving mechanism drives the sliding block to slide backwards and horizontally, the connecting rod mechanism can drive the top plate to move downwards in the limiting cavity and the penetrating cavity under the action of the sliding block, so that the top plate can be restored to the original position, the next use is convenient, the practicability is higher, a plurality of top plates are ejected together by the sliding block and the connecting rod mechanism, the ejection precision during ejection can be ensured, the ejection effect is better, the stability is high, and meanwhile, the structure is simple, and the cost is low.
Drawings
Fig. 1 is a schematic structural view of an ejector member of a die casting mold according to an embodiment of the present utility model.
In the figure: the device comprises a movable die 1, a fixed die 2, a guide post 3, a die cavity 4, a top plate 5, a first connecting rod 6, a second connecting rod 7, a penetrating cavity 8, a sliding block 9, a driving oil cylinder 10, a third connecting rod 11, an installation cavity 12, a slot 13 and a limiting cylinder 14.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, an ejector member of a die casting mold comprises a fixed mold 2 and a movable mold 1, wherein a cavity 4 is formed when the movable mold 1 and the fixed mold 2 are assembled, an installation cavity 12 is arranged in the fixed mold 2, a plurality of penetrating cavities 8 communicated with the cavity 4 are formed in the installation cavity 12, each penetrating cavity 8 is internally and slidably connected with a top plate 5, the top plate 5 and the bottom surface of the cavity 4 are positioned on the same horizontal plane, a limiting cylinder 14 communicated with the penetrating cavities 8 is arranged in the installation cavity 12, a limiting cavity is formed in the limiting cylinder 14, a connecting rod mechanism is rotationally connected with the lower end of the top plate 5, the upper end of the connecting rod mechanism is arranged in the penetrating cavity 8, the lower end of the connecting rod mechanism penetrates through the limiting cavity and is rotationally connected with a sliding block 9, the sliding block 9 is slidably connected with the bottom surface of the installation cavity 12, one side of the sliding block 9 corresponding to the connecting rod mechanism is of an inclined structure, a groove 13 penetrating through the fixed mold 2 is formed in the side surface of the installation cavity 12, a driving mechanism is arranged on the side surface of the fixed mold 2, and the output end of the driving mechanism penetrates through the groove 13.
In this embodiment, the number of the top plates 5 is plural, for example, three top plates 5 are provided in the present utility model, and compared with the conventional ejector rod structure, the ejector rod is easy to break due to the excessive weight of the die casting, and the contact area of the die casting and the ejector rod is relatively small, and the partial stress is too large, so that the ejector rod is easy to be blocked and broken, thereby causing the damage of the mold.
In this embodiment, a guide post 3 is further disposed at the top of the fixed mold 2, and a guide cavity matched with the guide post 3 is disposed on the movable mold 1.
In this embodiment, the guide post 3 and the guide cavity according to the present utility model can perform a guiding function, so that the mold clamping between the fixed mold 2 and the movable mold 1 is facilitated.
In this embodiment, the top of the movable mold 1 according to the present utility model is provided with a gate communicating with the cavity 4, so that the casting process is facilitated.
In the embodiment, the initial position of the top plate 5 and the bottom surface of the cavity 4 are positioned on the same horizontal plane, so that casting is facilitated, when demolding is needed, the driving mechanism is used for driving the sliding block 9 to slide forwards horizontally, and the connecting rod mechanism can drive the top plate 5 to move upwards in the vertical directions in the limiting cavity and the penetrating cavity 8 under the action of the sliding block 9, so that ejection demolding of the top plate 5 on a die casting is realized, and demolding is completed.
In this embodiment, the top of the slide block 9 according to the present utility model is of an inclined structure, and in order to make each top plate 5 at the initial position in the same horizontal plane as the bottom surface of the cavity 4, that is, the length of the link mechanism provided at the bottom of each top plate 5 is different, and the length of the link near the lower part of the inclined surface of the slide block 9 is longer, and the length of the link near the height of the inclined surface of the slide block 9 is shorter.
In this embodiment, the limiting cylinder 14 is a housing structure with openings at the top and bottom.
In this embodiment, the limiting cylinder 14 has a shell structure with openings at the top and the bottom, so that the link mechanism can move up and down in the limiting cylinder 14 conveniently, and the top plate 5 is driven to be ejected upwards and restored to the original position conveniently.
In this embodiment, the link mechanism includes a first link 6 and a second link 7, the upper end of the first link 6 is rotatably connected with the lower end of the top plate 5, the lower end of the first link 6 is rotatably connected with the upper end of the second link 7, and the lower end of the second link 7 is rotatably connected with the slider 9.
In this embodiment, the link mechanism according to the present utility model is composed of the first link 6 and the second link 7, and can convert the linear motion driven by the driving mechanism into the rotational motion of the second link 7, and compared with the rotational motion of the first link 6, the second link 7 converts the rotational motion of the first link 6 into the linear motion of the first link 6 to drive the top plate 5 upward or downward, so that the top plate 5 moves up and down relative to the fixed mold 2, so as to drive the top plate 5 to be ejected upward for demolding and to restore to the original position.
In this embodiment, the first link 6 according to the present utility model is located in the through cavity 8, the lower end of the first link 6 and the upper end of the second link 7 are located in the limit cavity, and the lower end of the second link 7 penetrates the limit cavity and is rotatably connected to the slider 9.
In this embodiment, the driving mechanism includes a driving cylinder 10 and a third link 11, one end of the third link 11 is connected to the driving cylinder 10, and the other end of the third link 11 is connected to the slider 9.
In this embodiment, the driving cylinder 10 according to the present utility model can drive the slider 9 to perform a horizontal reciprocating movement through the third link 11, so as to implement an upward ejection and demolding and a return to the original position movement of the top plate 5.
The working flow of the utility model is as follows: when demolding is needed, the driving oil cylinder 10 drives the sliding block 9 to slide on the bottom surface of the installation cavity 12 through the third connecting rod 11, when the third connecting rod 11 stretches, the sliding block 9 slides forwards horizontally, the second connecting rod 7 rotates relative to the sliding block 9, so that the second connecting rod 7 is converted into a vertical state from an initial inclined state, and in the process that the third connecting rod 11 drives the sliding block 9 to move continuously, the first connecting rod 6 can be driven to be converted into the vertical state from the initial inclined state and move upwards together, so as to drive the top plate 5 to move upwards, demolding is finished, when the demolding is finished, the sliding block 9 slides backwards horizontally when the third connecting rod 11 contracts, the second connecting rod 7 and the first connecting rod 6 return to the initial inclined state from the vertical state, and the top plate 5 is driven to move downwards until the initial position of the top plate 5 is restored.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (5)
1. The utility model provides an ejecting component of die casting die, includes cover half and movable mould, is formed with the die cavity when movable mould and cover half compound die, its characterized in that, the inside of cover half is equipped with the installation cavity, set up on the installation cavity with the die cavity be linked together a plurality of through-cavities, every run through intracavity sliding connection has the roof, and roof and die cavity bottom surface are located same horizontal plane, the installation intracavity portion is equipped with the spacing section of thick bamboo that is linked together with running through the cavity, be equipped with spacing chamber in the spacing section of thick bamboo, the lower extreme rotation of roof is connected with link mechanism, link mechanism's upper end sets up in running through the intracavity, link mechanism's lower extreme runs through spacing chamber and rotates and be connected with the slider, slider and installation cavity bottom surface sliding connection, one side that the slider corresponds link mechanism is the slope structure, the fluting that runs through the cover half has been seted up to the side of installation cavity, the side of cover half is equipped with a actuating mechanism, the output of actuating mechanism runs through the fluting and is connected with the slider.
2. The ejection member of claim 1, wherein the top of the fixed die is further provided with a guide post, and the movable die is provided with a guide cavity matched with the guide post.
3. An ejector member for a die casting mold according to claim 1, wherein the stopper cylinder is a case structure having openings at both top and bottom.
4. The ejection member of claim 1, wherein the link mechanism comprises a first link and a second link, an upper end of the first link is rotatably connected to a lower end of the top plate, a lower end of the first link is rotatably connected to an upper end of the second link, and a lower end of the second link is rotatably connected to the slider.
5. An ejector member for a die casting mold according to claim 1, wherein the driving mechanism includes a driving cylinder and a third link, one end of the third link is connected to the driving cylinder, and the other end of the third link is connected to the slider.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223587028.9U CN219324748U (en) | 2022-12-31 | 2022-12-31 | Ejection component of die casting die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223587028.9U CN219324748U (en) | 2022-12-31 | 2022-12-31 | Ejection component of die casting die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219324748U true CN219324748U (en) | 2023-07-11 |
Family
ID=87063632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223587028.9U Active CN219324748U (en) | 2022-12-31 | 2022-12-31 | Ejection component of die casting die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219324748U (en) |
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2022
- 2022-12-31 CN CN202223587028.9U patent/CN219324748U/en active Active
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