CN219947123U

CN219947123U - Mould withdrawing mechanism of special-shaped injection molding combined mould

Info

Publication number: CN219947123U
Application number: CN202321338647.6U
Authority: CN
Inventors: 汪一纯
Original assignee: Nantong Jinglei Plastic Mold Co ltd
Current assignee: Nantong Jinglei Plastic Mold Co ltd
Priority date: 2023-05-30
Filing date: 2023-05-30
Publication date: 2023-11-03
Anticipated expiration: 2033-05-30

Abstract

The utility model relates to the technical field of mould withdrawing mechanisms, and discloses a mould withdrawing mechanism of a combined mould of a special-shaped injection molding piece, which comprises a lifting operation table and a fixed table, wherein a first bottom mould is fixedly arranged at the upper end of the lifting operation table, a movable operation table is slidably arranged on one side surface of the fixed table, which is close to the lifting operation table, a second bottom mould is arranged at the upper end of the movable operation table, and when the movable operation table is close to the lifting operation table, the second bottom mould and the first bottom mould are mutually close to form the combined bottom mould. According to the utility model, the lifting operation table capable of freely lifting is arranged to avoid the moving path of the moving operation table, so that the combined bottom die can be conveniently controlled to be sequentially demolded.

Description

Mould withdrawing mechanism of special-shaped injection molding combined mould

Technical Field

The utility model relates to the technical field of mold withdrawing mechanisms, in particular to a mold withdrawing mechanism of a combined mold for a special-shaped injection molding part.

Background

The ejector mechanism typically includes a push-rod ejector mechanism, a push-tube ejector mechanism, a stripper plate ejector mechanism, etc., such ejector mechanisms being the most common and most widely used.

After injection molding, the upper die assembly and the lower die assembly are controlled to be separated from each other through a push rod pushing mechanism, a push pipe pushing mechanism, a push piece plate pushing mechanism and the like, so that product demolding is finished, but when a product with a complex structure is used, for example, a horizontal left or right groove structure is formed in the inner bottom surface of the product, the lower die assembly is provided with a part structure and is distributed in the groove structure of the product, and then the lower die assembly is directly moved downwards to be blocked with the inner wall structure of the product, so that the lower die assembly cannot be smoothly and rapidly demolded.

Therefore, we propose a special-shaped injection molding combined die withdrawal mechanism.

Disclosure of Invention

The utility model mainly solves the technical problems and provides a die withdrawing mechanism of a combined die for a special-shaped injection molding part.

In order to achieve the above purpose, the utility model adopts the following technical scheme that the mold withdrawing mechanism of the combined mold for the special-shaped injection molding piece comprises a lifting operation table and a fixed table, wherein a first bottom mold is fixedly arranged at the upper end of the lifting operation table, a movable operation table is slidably arranged on one side surface of the fixed table, which is close to the lifting operation table, a second bottom mold is arranged at the upper end of the movable operation table, and when the movable operation table is close to the lifting operation table, the second bottom mold and the first bottom mold are mutually close to form the combined bottom mold;

the top of the die withdrawing mechanism is provided with a top fixed die with a fixed position, the lower end of the top fixed die is movably connected with a bottom movable die, the top fixed die and the bottom movable die are combined up and down to form a cavity, a slotted hole is formed in the middle of the bottom movable die, and a bottom die extending part is integrally formed on one side of the bottom movable die, which is close to the top fixed die;

the second bottom die and the first bottom die are mutually close to form a combined bottom die, the bottom movable die and the top fixed die form a total die, and an injection cavity is formed in the total die after the total die is mutually spliced.

Preferably, the upper end of the movable operation table is provided with a connecting groove.

Preferably, one end of the second bottom die, which is close to the movable operation table, is provided with a second bottom die adapter with a structure matched with the structure of the engagement groove, and the second bottom die is embedded and installed on the movable operation table through the matching of the second bottom die adapter and the engagement groove.

Preferably, the distribution is on a side facing away from the second bottom die.

Preferably, a built-in lifting rod is arranged at the lower end of the movable operating platform.

Advantageous effects

The utility model provides a die withdrawing mechanism of a combined die for a special-shaped injection molding part. The beneficial effects are as follows:

this special-shaped injection molding combination formula mould moves back mould mechanism, after the injection molding solidifies the shaping, drive first die block through the lift operation panel and move down, after first die block shifts out the cavity inside, control through outside actuating mechanism and remove the operation panel and move to the one side horizontal migration that is close to first die block, after the removal operation panel drives second die block horizontal migration, the built-in lifter control removal operation panel that the rethread removed the inside setting of operation panel moves down, make the removal operation panel drive the second die block and demold, final bottom movable mould moves down and realizes complete drawing of patterns, dodge the travel path of removal operation panel through setting up the lift operation panel that freely goes up and down, thereby the convenient control combination die block is drawing of patterns in proper order.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments can be derived from the drawings provided without the inventive effort.

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the ambit of the technical disclosure.

FIG. 1 is a schematic view of the overall planar structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure A in FIG. 1 according to the present utility model;

fig. 3 is an enlarged schematic view of the structure B in fig. 2 according to the present utility model.

Legend description:

1. lifting the operating platform; 2. a fixed table; 3. moving the operation table; 4. a first bottom die; 5. a connection groove; 6. a second bottom die; 7. a second die adapter; 8. a lifting rod is arranged in the lifting rod; 9. a bottom movable mold; 10. a top stent; 11. an injection cavity; 91. a bottom die extension.

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.

Examples: the utility model provides a special-shaped injection molding combined die mould withdrawing mechanism, as shown in fig. 1-3, including lift operation panel 1 and fixed station 2, the fixed top fixed mould 10 in position is installed at the top of withdrawing mould mechanism, and the lower extreme swing joint of top fixed mould 10 has bottom movable mould 9, and top fixed mould 10 and bottom movable mould 9 merge from top to bottom and form the cavity, and the slotted hole has been seted up to the intermediate position of bottom movable mould 9, and one side integrated into one piece that bottom movable mould 9 is close to top fixed mould 10 is provided with die block extension 91.

The upper end of the lifting operation table 1 is fixedly provided with a first bottom die 4, one side surface of the fixed table 2, which is close to the lifting operation table 1, is slidably provided with a movable operation table 3, the upper end of the movable operation table 3 is provided with a second bottom die 6, the upper end of the movable operation table 3 is provided with a connecting groove 5, one end of the second bottom die 6, which is close to the movable operation table 3, is provided with a second bottom die connecting head 7 with a structure matched with the connecting groove 5, the second bottom die 6 is embedded on the movable operation table 3 through the matching of the second bottom die connecting head 7 and the connecting groove 5, the movable operation table 3 is controlled to freely slide left and right on the fixed table 2 through an external driving mechanism, and when the movable operation table 3 is close to the lifting operation table 1, the second bottom die 6 and the first bottom die 4 are mutually close to form a combined bottom die.

The lower end of the movable operating platform 3 is provided with a built-in lifting rod 8, and the movable operating platform 3 is driven to freely lift by the built-in lifting rod 8.

The working principle of the utility model is as follows:

when in use, the bottom movable die 9 and the top fixed die 10 are combined together to form a complete die, the combined bottom die formed by the second bottom die 6 and the first bottom die 4 is placed in a cavity formed by the bottom movable die 9 and the top fixed die 10 to form an injection cavity 11, and injection liquid is introduced into the injection cavity 11.

After the injection molding is solidified and formed, the first bottom die 4 is driven to move downwards through the lifting operation table 1, after the first bottom die 4 moves out of the cavity, the moving operation table 3 is controlled to horizontally move towards one side close to the first bottom die 4 through the external driving mechanism, after the moving operation table 3 drives the second bottom die 6 to horizontally move, the moving operation table 3 is controlled to move downwards through the built-in lifting rod 8 arranged inside the moving operation table 3, the moving operation table 3 drives the second bottom die 6 to carry out demoulding, and finally the bottom movable die 9 moves downwards to realize complete demoulding, and the moving path of the moving operation table 3 is avoided through the lifting operation table 1 which is arranged to freely lift, so that the combined bottom die is conveniently controlled to be demoulded in sequence.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a dysmorphism injection molding combination formula mould withdrawal mechanism, includes lift operation panel (1) and fixed station (2), its characterized in that: the upper end of the lifting operation table (1) is fixedly provided with a first bottom die (4), one side surface, close to the lifting operation table (1), of the fixed table (2) is provided with a movable operation table (3) in a sliding manner, the upper end of the movable operation table (3) is provided with a second bottom die (6), and when the movable operation table (3) is close to the lifting operation table (1), the second bottom die (6) and the first bottom die (4) are mutually close to form a combined bottom die;

the top of the die withdrawing mechanism is provided with a fixed top fixed die (10), the lower end of the top fixed die (10) is movably connected with a bottom movable die (9), the top fixed die (10) and the bottom movable die (9) are combined up and down to form a cavity, a slotted hole is formed in the middle of the bottom movable die (9), and a bottom die extension part (91) is integrally formed on one side, close to the top fixed die (10), of the bottom movable die (9);

the second bottom die (6) and the first bottom die (4) are mutually close to form a combined bottom die, the bottom movable die (9) and the top fixed die (10) form a total die, and after the total dies are mutually spliced, an injection molding cavity (11) is formed in the total die.

2. The special-shaped injection molding assembly mold withdrawal mechanism as claimed in claim 1, wherein: the upper end of the movable operation table (3) is provided with a connecting groove (5).

3. The special-shaped injection molding assembly mold withdrawal mechanism as claimed in claim 2, wherein: one end of the second bottom die (6) close to the movable operation table (3) is provided with a second bottom die connecting head (7) with a structure matched with that of the connecting groove (5), and the second bottom die (6) is embedded and installed on the movable operation table (3) through the matching of the second bottom die connecting head (7) and the connecting groove (5).

4. The special-shaped injection molding assembly mold withdrawal mechanism as claimed in claim 1, wherein: the lower end of the movable operating platform (3) is provided with a built-in lifting rod (8).