CN218171239U - Core-pulling mechanism for forming die - Google Patents

Core-pulling mechanism for forming die Download PDF

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Publication number
CN218171239U
CN218171239U CN202221601431.XU CN202221601431U CN218171239U CN 218171239 U CN218171239 U CN 218171239U CN 202221601431 U CN202221601431 U CN 202221601431U CN 218171239 U CN218171239 U CN 218171239U
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Prior art keywords
inclined plane
frame
die
supporting frame
core
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CN202221601431.XU
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Chinese (zh)
Inventor
黄正凡
王振坚
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Shenzhen Hongqin Mold Co ltd
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Shenzhen Hongqin Mold Co ltd
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Abstract

The utility model belongs to the technical field of the forming die processing technique and specifically relates to indicate a mechanism of loosing core for forming die. It has solved the problem that can not take out the shaping product. The novel plastic mold comprises a fixed mold and a movable mold, wherein a molding cavity is arranged in the fixed mold, the movable mold and the fixed mold are assembled, the molding cavity is sealed by the movable mold, a supporting frame is arranged on the inner side of the fixed mold, the molding cavity is arranged in the supporting frame, the top end of the supporting frame is flush with the top end of the fixed mold, a material supporting assembly is arranged between the fixed mold and the supporting frame, and the supporting frame is driven to move upwards through the material supporting assembly after the movable mold is separated from the fixed mold. The utility model discloses can separate the shaping product, save time promotes the efficiency of loosing core of shaping product, is convenient for take out shaping product, convenient to use.

Description

Core-pulling mechanism for forming die
Technical Field
The utility model belongs to the technical field of the forming die processing technique and specifically relates to indicate a mechanism of loosing core for forming die.
Background
The forming mold is a tool for producing injection molded products, and is a tool for endowing the formed products with complete structures and accurate dimensions, and is a common processing method for mass production of parts with complex shapes. When the parts are processed, the upper die and the lower die of the forming die are fixed, the melted materials are injected into a die cavity of the die, a formed product is obtained after cooling and solidification, and then the upper die and the lower die are separated to take out the formed product. In general, in the case of injection molded products with undercut or side holes, the side slide for molding is first pulled out of the mold core when the mold is opened, and then the upper mold and the lower mold are separated to take out the molded product.
However, since the molded product cannot be drawn out, the separation of the molded product from the fixed mold requires manual handling, which consumes time, reduces the core pulling efficiency of the molded product, and is inconvenient to use.
Disclosure of Invention
The utility model provides a forming die is with mechanism of loosing core can separate the shaping product, saves time, promotes the efficiency of loosing core of shaping product, is convenient for take out shaping product, convenient to use.
The core-pulling mechanism for the forming die comprises a fixed die and a movable die, wherein a forming cavity is formed in the fixed die, the movable die and the fixed die are assembled, the forming cavity is sealed by the movable die, a supporting frame is arranged on the inner side of the fixed die, the forming cavity is arranged in the supporting frame, the top end of the supporting frame is flush with the top end of the fixed die, a supporting component is arranged between the fixed die and the supporting frame, and the movable die and the fixed die are separated and then drive the supporting frame to move upwards through the supporting component.
Furthermore, the cross section of the support frame is U-shaped, and the tops of the two ends of the support frame are respectively hinged with a first rotating plate and a second rotating plate.
Further, the distance between the hinge point of the first rotating plate and the top surface of the fixed die is smaller than the maximum moving distance of the supporting frame, and the distance between the hinge point of the second rotating plate and the top surface of the fixed die is smaller than the maximum moving distance of the supporting frame.
Further, ask the material subassembly to include and ask material inclined plane, ejector pad and sharp module, ask the material inclined plane to locate the bottom of asking the frame, sharp module is located in the cover half, the stroke direction level of sharp module sets up, the output and the ejector pad fixed connection of sharp module, the ejector pad is gone up to have and props the material inclined plane, prop the material inclined plane and ask the material inclined plane to be parallel, prop the material inclined plane and lean on asking the material inclined plane.
Furthermore, a guide groove extending longitudinally is formed in the fixed die, a guide block is arranged on the support frame, and the guide block is in sliding fit in the guide groove.
Furthermore, the horizontal distance of the material supporting inclined plane is one half to seven eighths of the length of the supporting frame.
Furthermore, the horizontal distance of the material supporting inclined plane is one eighth to two fifths of the length of the supporting frame, and the longitudinal distance of the material supporting inclined plane is greater than one half of the height of the supporting frame.
The utility model has the advantages that:
1. the core pulling device has the advantages that the formed product can be separated, time is saved, core pulling efficiency of the formed product is improved, the formed product is convenient to take out, and the core pulling device is convenient to use.
2. When the support frame is moved upwards to a proper position, the first rotating plate and the second rotating plate are conveniently rotated and horizontally unfolded, so that the side surface of the top end of a molded product can be leaked, and the molded product is convenient to take; during the in-service use, first commentaries on classics board and second change the board and can adopt the aluminium material, effectively promote the temperature transmission of shaping product, improve the radiating effect, do benefit to the cooling time who shortens finished product.
3. The rodless cylinder drives the material pushing block to move, the material pushing block moves towards the bottom end of the material supporting inclined plane, and the contact surface between the material pushing block and the material supporting frame is gradually reduced, so that the material supporting frame is lifted.
4. When the support frame moves, the guide block is supported by the inner side of the guide groove, so that the stable longitudinal movement of the support frame is guaranteed.
Drawings
FIG. 1 is a sectional view showing the structure of a core-pulling mechanism for a molding die according to one embodiment;
FIG. 2 is a sectional view of a pusher block according to an embodiment;
FIG. 3 is a sectional view of the bracket according to the second embodiment;
FIG. 4 is a sectional view showing the structure of a pusher block according to a second embodiment;
description of the reference numerals:
1. fixing a mold; 2. moving the mold; 3. a molding cavity; 4. supporting the frame; 5. a material supporting component; 51. a material supporting inclined plane; 52. a material pushing block; 53. a linear module; 6. a first rotating plate; 7. a second rotating plate; 8. supporting a material inclined plane; 9. a guide groove; 10. and a guide block.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.
Example one
As shown in fig. 1-2, a core-pulling mechanism for a forming die comprises a fixed die 1 and a movable die 2, wherein a forming cavity 3 is arranged in the fixed die 1, the movable die 2 and the fixed die 1 are assembled, the forming cavity 3 is sealed by the movable die 2, a supporting frame 4 is arranged on the inner side of the fixed die 1, the forming cavity 3 is arranged in the supporting frame 4, the top end of the supporting frame 4 is flush with the top end of the fixed die 1, a supporting material assembly 5 is arranged between the fixed die 1 and the supporting frame 4, and the supporting frame 4 is driven to move upwards through the supporting material assembly 5 after the movable die 2 is separated from the fixed die 1.
In this embodiment, the cross section of the supporting frame 4 is U-shaped, and the top of the two ends of the supporting frame 4 are respectively hinged with a first rotating plate 6 and a second rotating plate 7.
In this embodiment, the distance between the hinge point of the first rotating plate 6 and the top surface of the fixed mold 1 is less than the maximum moving distance of the support frame 4, and the distance between the hinge point of the second rotating plate 7 and the top surface of the fixed mold 1 is less than the maximum moving distance of the support frame 4.
As shown in fig. 1 and 2, when the supporting frame 4 is moved upwards to a proper position, the supporting frame is conveniently horizontally unfolded when the first rotating plate 6 and the second rotating plate 7 are rotated, so that the top side of the molded product can be leaked out, and the molded product can be conveniently taken; during the in-service use, first commentaries on classics board 6 and second commentaries on classics board 7 can adopt the aluminium material, effectively promote the temperature transmission of shaping product, improve the radiating effect, do benefit to the cooling time that shortens finished product.
As shown in fig. 1 and 2, in the present embodiment, the material supporting assembly 5 includes a material supporting inclined plane 51, a material pushing block 52 and a linear module 53, the material supporting inclined plane 51 is disposed at the bottom of the material supporting frame 4, the linear module 53 is disposed in the fixed mold 1, a stroke direction of the linear module 53 is horizontally disposed, an output end of the linear module 53 is fixedly connected with the material pushing block 52, the material pushing block 52 has a material supporting inclined plane 8, the material supporting inclined plane 8 is parallel to the material supporting inclined plane 51, and the material supporting inclined plane 8 abuts against the material supporting inclined plane 51.
As shown in fig. 1 and 2, specifically, the linear module 53 is a rodless cylinder, since the material supporting inclined plane 8 abuts against the material supporting inclined plane 51, the rodless cylinder drives the material pushing block 52 to move, the material pushing block 52 moves towards the bottom end of the material supporting inclined plane 51, and the contact surface between the material pushing block 52 and the material supporting frame 4 is gradually lowered, so that the material supporting frame 4 is lifted, the corresponding molded product in the molding cavity 3 is separated, the molded product can be separated, the time is saved, the core pulling efficiency of the molded product is improved, and the use is convenient.
As shown in fig. 1, in this embodiment, the fixed mold 1 is further provided with a longitudinally extending guide groove 9, the support frame 4 is provided with a guide block 10, and the guide block 10 is slidably fitted in the guide groove 9. When the support frame 4 moves, the guide block 10 is supported by the inner side of the guide groove 9, and the stable longitudinal movement of the support frame 4 is guaranteed.
As shown in fig. 1, in this embodiment, the horizontal distance of the material supporting slope 51 is one half to seven eighths of the length of the supporting frame 4.
The moving distance of the material pushing block 52 exceeds the length of the supporting frame 4, which is beneficial to slowly supporting the material and reducing the loss of the material.
Example two
The difference of the embodiment is that:
as shown in fig. 3 and 4, in this embodiment, the horizontal distance of the material supporting inclined plane 51 is one eighth to two fifths of the length of the supporting frame 4, and the longitudinal distance of the material supporting inclined plane 51 is greater than one half of the height of the supporting frame 4.
As shown in FIG. 3, the horizontal moving distance of the material pushing block 52 is less than half of the length of the support frame 4, so that the support frame 4 can be separated from the fixed mold 1 upwards, the moving stroke of the material pushing block 52 is effectively shortened, the support frame 4 can be separated quickly, and the processing requirement of quick material removal can be met.
All the technical features in the embodiment can be freely combined according to actual needs.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
The above embodiment is a preferred implementation scheme of the present invention, and in addition, the present invention includes other implementation schemes, and any obvious replacement is within the protection scope of the present invention without departing from the concept of the present invention.

Claims (7)

1. The utility model provides a core pulling mechanism for forming die, includes cover half (1) and movable mould (2), be equipped with in cover half (1) into die cavity (3), movable mould (2) and cover half (1) compound die, become die cavity (3) and seal by movable mould (2), its characterized in that, the inboard of cover half (1) is equipped with holds in the palm frame (4), it locates in the support frame (4) to become die cavity (3), the top of holding in the palm frame (4) flushes with the top of cover half (1), be equipped with between cover half (1) and the support frame (4) and hold in the palm material subassembly (5), work as movable mould (2) drive through holding in the palm material subassembly (5) after separating with cover half (1) and hold in the palm frame (4) rebound.
2. The core-pulling mechanism for the forming die is characterized in that the section of the supporting frame (4) is U-shaped, and the tops of two ends of the supporting frame (4) are respectively hinged with a first rotating plate (6) and a second rotating plate (7).
3. The core-pulling mechanism for the forming die is characterized in that the distance between the hinged point of the first rotating plate (6) and the top surface of the fixed die (1) is less than the maximum moving distance of the supporting frame (4), and the distance between the hinged point of the second rotating plate (7) and the top surface of the fixed die (1) is less than the maximum moving distance of the supporting frame (4).
4. The core pulling mechanism for the forming die is characterized in that the material supporting component (5) comprises a material supporting inclined plane (51), a material pushing block (52) and a linear module (53), the material supporting inclined plane (51) is arranged at the bottom of the material supporting frame (4), the linear module (53) is arranged in the fixed die (1), the stroke direction of the linear module (53) is horizontally arranged, the output end of the linear module (53) is fixedly connected with the material pushing block (52), the material pushing block (52) is provided with a material supporting inclined plane (8), the material supporting inclined plane (8) is parallel to the material supporting inclined plane (51), and the material supporting inclined plane (8) abuts against the material supporting inclined plane (51).
5. The core pulling mechanism for the forming die is characterized in that the fixed die (1) is further provided with a guide groove (9) extending longitudinally, the supporting frame (4) is provided with a guide block (10), and the guide block (10) is in sliding fit in the guide groove (9).
6. The core-pulling mechanism for a forming die as claimed in claim 5, wherein the horizontal distance of the material-holding slope (51) is one half to seven eighths of the length of the holding frame (4).
7. The core-pulling mechanism for the forming die as claimed in claim 5, characterized in that the horizontal distance of the material-holding inclined plane (51) is one eighth to two fifths of the length of the holding frame (4), and the longitudinal distance of the material-holding inclined plane (51) is greater than one half of the height of the holding frame (4).
CN202221601431.XU 2022-06-24 2022-06-24 Core-pulling mechanism for forming die Active CN218171239U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221601431.XU CN218171239U (en) 2022-06-24 2022-06-24 Core-pulling mechanism for forming die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221601431.XU CN218171239U (en) 2022-06-24 2022-06-24 Core-pulling mechanism for forming die

Publications (1)

Publication Number Publication Date
CN218171239U true CN218171239U (en) 2022-12-30

Family

ID=84611616

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221601431.XU Active CN218171239U (en) 2022-06-24 2022-06-24 Core-pulling mechanism for forming die

Country Status (1)

Country Link
CN (1) CN218171239U (en)

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