CN219114653U

CN219114653U - Multidirectional core pulling mechanism of die

Info

Publication number: CN219114653U
Application number: CN202223323952.6U
Authority: CN
Inventors: ***
Original assignee: Xuancheng Luxshare Precision Industry Co Ltd
Current assignee: Xuancheng Luxshare Precision Industry Co Ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-06-02
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a multidirectional core-pulling mechanism of a mold, which relates to the technical field of injection molds and comprises a front mold core and a rear mold core, wherein an outer sliding block is arranged below the front mold core, and one side of the outer sliding block, which is far away from the rear mold core, is provided with a translation driving mechanism for driving the outer sliding block and the rear mold core to translate; the sliding block A and the sliding block B are both positioned at the bottom of the front mold core and are in sliding connection with the front mold core, the front mold core is fixedly provided with front-back symmetrical inclined guide posts, and the sliding block A and the sliding block B are respectively and movably sleeved on the two inclined guide posts. Through setting up two oblique guide posts on the front mould benevolence, slider A and slider B keep away from each other under the effect of spout and oblique guide post on the front mould benevolence, accomplish once loose core, and the back mould benevolence lateral shifting accomplishes the secondary and loose core under translation actuating mechanism's effect, just increases a translation actuating mechanism on prior art actuating mechanism's basis and just accomplish twice loose core smoothly, has simplified the mould structure, has promoted loose core smoothness.

Description

Multidirectional core pulling mechanism of die

Technical Field

The utility model relates to the technical field of injection molds, in particular to a multidirectional core-pulling mechanism of a mold.

Background

With the development of plastic products, the design of the plastic products becomes more and more precise, and the requirement of a die core-pulling mechanism is also more and more precise. In some complicated injection molds, loose cores cannot be completed at one time, demolding of products can be completed only by multi-directional mold opening, and along with the increase of the complexity of the products, the structure of the mold also becomes complicated, and a plurality of driving mechanisms are required to be arranged in a narrow space to complete multi-directional mold opening, so that the mold clamping and single-thin damage of the products caused by the mold clamping are caused in the injection molding process of the products, and the production and the manufacture are troublesome.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a multidirectional core pulling mechanism of a mold, which is used for solving the problems that a product is damaged in a single thickness and the mold is blocked in the injection molding process due to the fact that a plurality of driving mechanisms are arranged in a narrow space to finish multidirectional mold opening.

In order to solve the technical problems, the utility model provides the following technical scheme:

the multidirectional core pulling mechanism of the die comprises a front die core and a rear die core, wherein an outer sliding block is arranged below the front die core and fixed on one side of the rear die core, and a translation driving mechanism for driving the outer sliding block and the rear die core to translate is arranged on one side of the outer sliding block away from the rear die core;

the upper part of the outer sliding block is provided with an inner sliding block, the inner sliding block corresponds to the mold core position on the rear mold core, the inner sliding block comprises a sliding block A and a sliding block B which are oppositely arranged front and back, the sliding block A and the sliding block B are positioned at the bottom of the front mold core and are in sliding connection with the front mold core, the front mold core is fixedly provided with front and back symmetrical inclined guide posts, and the sliding block A and the sliding block B are respectively movably sleeved on the two inclined guide posts.

Preferably, the translation driving mechanism is an oil cylinder, an air cylinder or an electric cylinder.

Preferably, an inner cavity is arranged at the bottom of the front mold core, and the deviating surfaces of the sliding block A and the sliding block B are respectively in sliding connection with the front surface and the back surface of the inner wall of the inner cavity.

Preferably, the front and the back of the inner wall of the inner cavity are respectively provided with a chute, and the sliding block A and the sliding block B are respectively connected with the chute in a sliding way through wear-resisting blocks installed on the surfaces.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the two inclined guide posts are arranged on the front die core, the front die core is driven by the existing lifting driving mechanism to rise during die opening, the sliding groove on the front die core and the inclined guide posts are used for enabling the sliding block A and the sliding block B to be far away from each other and separated from the die core, primary core pulling is completed, the rear die core is enabled to transversely move to complete secondary core pulling under the action of the translation driving mechanism, and two core pulling can be successfully completed by only adding one translation driving mechanism on the basis of the driving mechanism in the prior art, so that the die structure is simplified, the core pulling smoothness is improved, the product single thickness damage caused by die clamping is avoided, and the problem that the die clamping and the product single thickness damage caused by the product in the injection molding process due to the fact that a plurality of driving mechanisms are arranged in a narrow space is solved.

Drawings

FIG. 1 is a schematic diagram of a front view of the present utility model without front mold insert;

FIG. 2 is a schematic top view of the present utility model without front mold insert;

FIG. 3 is a side sectional view of the utility model at the corresponding position of the oblique guide post in the open state;

FIG. 4 is a side cross-sectional view of the present utility model at a location corresponding to the diagonal guide post in a clamped state.

In the figure: 1. a front mold core; 11. an inner cavity; 12. a chute; 2. a rear mold core; 3. an outer slider; 4. a translational drive mechanism; 5. an inner slide; 51. a sliding block A; 52. a sliding block B; 6. a mold core; 7. oblique guide posts; 8. and (5) a wear-resistant block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

As shown in fig. 1-4, the present utility model provides a technical solution: the utility model provides a multidirectional core pulling mechanism of mould, including front mould benevolence 1 and back mould benevolence 2, front mould benevolence 1 rises under the drive of current lift actuating mechanism when the mould is opened, makes slider A51 and slider B52 keep away from each other with mold core 6 separation under the effect of spout 12 and oblique guide pillar 7 on front mould benevolence 1, accomplishes once and looses core, and front mould benevolence 1's below is provided with outer slider 3, and outer slider 3 is fixed in one side of back mould benevolence 2, and outer slider 3 is provided with the translation actuating mechanism 4 that is used for driving outer slider 3 and back mould benevolence 2 translation in one side of keeping away from back mould benevolence 2;

the upper side of the outer sliding block 3 is provided with an inner sliding block 5, the inner sliding block 5 corresponds to the mold core 6 on the rear mold core 2 in position, the inner sliding block 5 comprises a sliding block A51 and a sliding block B52 which are oppositely arranged front and back, the sliding block A51 and the sliding block B52 are located at the bottom of the front mold core 1 and are in sliding connection with the front mold core 1, the front mold core 1 is fixedly provided with oblique guide posts 7 which are symmetrical front and back, and the sliding block A51 and the sliding block B52 are respectively movably sleeved on the two oblique guide posts 7.

As a technical optimization scheme of the utility model, the translation driving mechanism 4 is an oil cylinder, an air cylinder or an electric cylinder and is used for driving the mold core 6 to transversely move and stagger with the slide block A51 and the slide block B52 so as to finish secondary core pulling.

As a technical optimization scheme of the utility model, an inner cavity 11 is arranged at the bottom of the front die core 1, the deviating surfaces of the sliding block A51 and the sliding block B52 are respectively connected with the front surface and the back surface of the inner wall of the inner cavity 11 in a sliding way, and the sliding of the inner sliding block 5 is guided through the inner cavity 11 and the inclined guide post 7.

As a technical optimization scheme of the utility model, the front and the back of the inner wall of the inner cavity 11 are respectively provided with a chute 12, and the sliding block A51 and the sliding block B52 are respectively connected with the chute 12 in a sliding way through the surface-mounted wear-resistant blocks 8.

Working principle: the front mould core 1 is connected with a lifting driving mechanism in the prior art, the outer slide block 3 and the rear mould core 2 are slidably arranged on a machine tool, the front mould core 1 ascends under the driving of the existing lifting driving mechanism during mould opening, the slide groove 12 and the inclined guide pillar 7 on the front mould core 1 are mutually far away from each other to separate from the mould core 6, primary core pulling is completed, the rear mould core 2 transversely moves under the action of the translational driving mechanism 4, the mould core 6 and the slide block A51 and the slide block B52 are staggered from the front mould core 1 to slide out, secondary core pulling is completed, and two core pulling can be smoothly completed by only adding one translational driving mechanism 4 on the basis of the driving mechanism in the prior art, so that the mould structure is simplified, and the core pulling smoothness is improved.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multidirectional core pulling mechanism of mould, includes front mould benevolence (1) and back mould benevolence (2), its characterized in that: an outer sliding block (3) is arranged below the front die core (1), the outer sliding block (3) is fixed on one side of the rear die core (2), and a translation driving mechanism (4) for driving the outer sliding block (3) and the rear die core (2) to translate is arranged on one side of the outer sliding block (3) away from the rear die core (2);

the upper portion of outer slider (3) is provided with interior slider (5), interior slider (5) correspond with mold core (6) position on back mould benevolence (2), interior slider (5) are including slider A (51) and slider B (52) that the relative set up around, slider A (51) and slider B (52) all are located the bottom of front mould benevolence (1) and with front mould benevolence (1) sliding connection, be fixed with oblique guide pillar (7) of fore-and-aft symmetry on front mould benevolence (1), slider A (51) and slider B (52) are movably cup jointed respectively on two oblique guide pillars (7).

2. The multidirectional core-pulling mechanism for a mold according to claim 1, wherein: the translation driving mechanism (4) is an oil cylinder, an air cylinder or an electric cylinder.

3. The multidirectional core-pulling mechanism for a mold according to claim 1, wherein: the bottom of the front mold core (1) is provided with an inner cavity (11), and the deviating surfaces of the sliding block A (51) and the sliding block B (52) are respectively connected with the front surface and the back surface of the inner wall of the inner cavity (11) in a sliding way.

4. A multidirectional core-pulling mechanism for a mold according to claim 3, wherein: the front and the back of the inner wall of the inner cavity (11) are respectively provided with a chute (12), and the sliding block A (51) and the sliding block B (52) are respectively connected with the chute (12) in a sliding way through the wear-resisting blocks (8) which are arranged on the surface.