CN219427325U

CN219427325U - Quick demoulding forming die

Info

Publication number: CN219427325U
Application number: CN202320155973.7U
Authority: CN
Inventors: 何青松; 周传军
Original assignee: Xiamen Kingtom Rubber Plastic Co ltd
Current assignee: Xiamen Kingtom Rubber Plastic Co ltd
Priority date: 2023-02-08
Filing date: 2023-02-08
Publication date: 2023-07-28
Anticipated expiration: 2033-02-08

Abstract

The utility model relates to a quick demoulding forming die which comprises an upper die, a lower die and a die core, wherein the lower die is provided with a die cavity, and the die core is arranged in the die cavity; the upper die is provided with a mounting groove, a linkage piece is arranged in the mounting groove, and the linkage piece penetrates through the upper die to be connected with the die core; the mold core separated from the lower mold is displaced away from the upper mold along the gravity direction, and a quick-release gap is formed between the mold core and the upper mold. According to the utility model, the linkage piece is added and connected with the mold core, after the mold is opened, the mold core is separated from the lower mold, and the mold core drives the mold core to move away from the upper mold due to the influence of gravity, so that suggestions exist between the mold core and the upper mold, and the efficient and rapid demolding of a product is facilitated.

Description

Quick demoulding forming die

Technical Field

The utility model relates to the field of forming dies, in particular to a rapid demolding forming die for forming a plastic product with a T-shaped cavity.

Background

For the molding processing of the rubber product a shown in fig. 1 and 2, a processing mode of injection molding integrated molding is generally selected, and the method has the advantages of high processing efficiency, good molding effect and the like. The injection mold generally comprises an upper mold plate and a lower mold plate, mold cores are respectively embedded between the upper mold plate and the lower mold plate, grooves on the two mold cores form a cavity for injection molding of a product, the cavity needs to be matched with the product, the scheme of arranging the two mold cores is as a mold for manufacturing a binding belt as described in Chinese published patent application No. CN218171248, and the two mold cores in the patent document are respectively a front mold core and a rear mold core (shown in the specification of the patent document and the drawing figures 2 and 3). Obviously, the dual-die core structure utilizing the prior disclosed die is directly applied to the molding process of the product A.

In order to adapt to the forming processing of the product A, the inventor adopts a single mold core structure in the actual processing operation process, namely: only one mold core is assembled on the lower mold plate, one side of the product A with an opening is matched with the upper mold core for processing, and the product A wrapped outside the mold core is processed or obtained by one-time injection molding through an improved mold.

Disclosure of Invention

In order to solve the technical problems in the prior art, the utility model aims to provide a quick demolding forming die for forming a plastic product with a T-shaped cavity.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a quick demoulding forming die comprises an upper die, a lower die and a die core, wherein:

the lower die is provided with a die cavity, and the die core is arranged in the die cavity;

the upper die is provided with a mounting groove, a linkage piece is arranged in the mounting groove, and the linkage piece penetrates through the upper die to be connected with the die core;

the mold core is separated from the lower mold, is far away from the upper mold along the gravity direction, and forms a quick release gap with the upper mold.

Further preferred is: the displacement travel of the linkage piece is smaller than the depth of the mounting groove.

Further preferred is: the linkage piece comprises a bracket and a guide suspension pin, wherein:

the bracket is positioned in the mounting groove;

the guide lifting pin is connected with the support, penetrates through the upper die and is connected with the die core.

Further preferred is: the mounting groove is provided with a through hole, and the guide lifting pin penetrates through the through hole.

Further preferred is: the guide suspension pin is vertically connected with the bracket.

Further preferred is: the support is rectangular, and two long rods of the support are respectively arranged in the two mounting grooves.

Further preferred is: each long rod is provided with two guide lifting pins which are distributed at intervals.

Further preferred is: the side surface of the upper die, which faces the lower die, is an upper die surface, and a boss is arranged on the upper die surface;

the boss is arranged corresponding to the die cavity.

Further preferred is: the side face of the lower die, which faces the upper die, is provided with a groove which is a die groove.

After the technical scheme is adopted, compared with the background technology, the utility model has the following advantages:

according to the utility model, the linkage piece is added and connected with the mold core, after the mold is opened, the mold core is separated from the lower mold, and the mold core drives the mold core to move away from the upper mold due to the influence of gravity, so that a quick release gap exists between the mold core and the upper mold, and the efficient and quick demolding of a product is facilitated.

Drawings

FIG. 1 is a schematic perspective view of the structure of product A;

FIG. 2 is a partial cross-sectional view of product A;

FIG. 3 is a perspective view of a structure in which the rapid prototyping die is in a closed state in an embodiment of the present utility model;

FIG. 4 is a cross-sectional view of the structure shown in FIG. 3;

FIG. 5 is a schematic view showing an assembly structure of the bracket, the guide suspension pin and the mold core according to the embodiment of the present utility model;

FIG. 6 is a perspective view of a structure of the rapid prototyping die in an open state in an embodiment of the present utility model;

FIG. 7 is a cross-sectional view of the structure shown in FIG. 6;

FIG. 8 is a perspective view showing a structure of the rapid-release molding die in a releasable state according to the embodiment of the present utility model;

fig. 9 is a cross-sectional view of the structure shown in fig. 8.

The reference numerals in the above description are as follows:

A. a product;

100. an upper die; 200. a lower die; 210. a die cavity; 300. a mold core;

400. a bracket; 410. a long rod; 420. a short plate;

500. and guiding the lifting pin.

Detailed Description

The technical problems existing in the prior art are as follows: because the mold core is arranged in the lower mold, the mold core is inconvenient to take, and the problem that the product A cannot be efficiently demolded exists.

The inventor designs a quick demoulding forming die on the basis of continuous research and development and design, and the quick demoulding forming die is applied to actual processing operation, so that remarkable technical effects are achieved;

in the above-mentioned technical scheme, increase the linkage piece, the linkage piece links to each other with the mold core, after the die sinking for the mold core breaks away from the lower mould, and the mold core is kept away from the last mould displacement because of its gravity influence drive mold core, thereby makes there is the clearance of taking off soon between mold core and the last mould, makes things convenient for product A's high-efficient and quick drawing of patterns, solves the technical problem that exists among the prior art.

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It should be noted that, in the present utility model, terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element of the present utility model must have a specific orientation, and thus should not be construed as limiting the present utility model.

Examples

A quick demolding forming die is used for processing a rubber product A with a T-shaped cavity, so that the purpose of one-time molding processing is achieved, a gap is reserved between the die and the formed product A by utilizing a guide lifting pin 500 structure, demolding treatment of the product A is facilitated, and the purpose of quick demolding of the product A is achieved.

The following technical scheme of the rapid-release molding die is specifically understood by referring to the structures shown in fig. 1 to 9 in the drawings of the specification.

As shown in fig. 3 to 9, the rapid-release molding die comprises an upper die 100, a lower die 200 and a die core 300, wherein the die core 300 is embedded in a die cavity 210 of the lower die 200.

As shown in fig. 3 to 9, the upper die 100 is provided with an installation groove, the installation groove is an open groove, the opening of the installation groove is disposed away from the lower die 200, a side surface of the upper die 100 facing the lower die 200 is an upper die 100 surface, the upper die 100 surface is provided with a boss, and the boss is disposed corresponding to the die groove 210. A bracket 400 is arranged in the mounting groove, the bracket 400 is arranged in the mounting groove, and the bracket 400 can relatively displace relative to the upper die 100. The specific method is as follows: the upper die 100 is a plate body, the direction facing away from the lower die 200 is provided with the mounting groove, the mounting groove is an open groove, the recess of the mounting groove is arranged towards the direction of the lower die 200, and it should be noted that: the installation grooves are formed along the opening direction of the upper mold 100 and the lower mold 200.

As shown in fig. 3 to 9, the bracket 400 and the upper die 100 are in a relatively movable connection relationship, specifically: the support 400 does not move due to the movement of the upper die 100 in the opening direction of the installation groove, and here, the movement range of the upper die 100 should be within the depth range of the installation groove.

As shown in fig. 3 to 9, the support 400 may be convenient for practical applications to perform adaptive structural improvement according to different products a, but in this embodiment, the support 400 is rectangular, specifically: the bracket 400 includes two long rods 410 and two short plates 420, and the two long rods are connected with the two short plates 420 and enclose a rectangular frame. The number of the mounting grooves is two, and the two mounting grooves are parallel to each other, so as to adapt to the assembly of the bracket 400. The specific method is as follows: two long rods 410 of the bracket 400 are placed in the two mounting grooves, respectively, and the two short plates 420 are exposed at the side of the upper mold 100.

It should be noted that: as shown in fig. 3 to 9, the depth of the mounting groove is greater than the thickness of the bracket 400, namely: the bracket 400 can be adjusted within the depth of the mounting slot.

As shown in fig. 3 to 9, the lower die 200 is a plate body, and is provided with an inner groove in the direction of the upper die 100, and the inner groove is the die groove 210. The mold core 300 is disposed in the cavity 210, the top end of the mold core 300 abuts against the boss of the upper mold 100, and a cavity is defined between the mold core 300 and the upper mold 100 surface of the upper mold 100 and the cavity 210, and the cavity is adapted to the product a to be molded. In this embodiment, the cavity is adapted to the product a to be formed.

The mold core 300 is connected to the bracket 400 through a guide hanger 500. The specific method is as follows: one end of the guide suspension pin 500 is fixed on the mold core 300, and the other end is fixed on the bracket 400, so as to realize the connection between the mold core 300 and the bracket 400.

As shown in fig. 3 to 9, in the present embodiment: the guide hanging pin 500 is a straight rod, one end of which is inserted and fixed in the hole site of the mold core 300, and the other end of which is fixed below the long rod 410 of the bracket 400. It should be noted that: the bottom of the installation groove is provided with a through hole penetrating through the upper die 100, and the guide suspension pin 500 penetrates through the through hole to connect the bracket 400 and the die core 300; the number of the guide pins 500 is plural, the plural guide pins 500 are spaced apart from each other, and the number and the distribution manner of the guide pins 500 directly affect the stability of the connection between the mold core 300 and the support 400, in this embodiment, since the guide pins 500 are used to connect between the long rod 410 of the support 400 and the mold core 300, then, two guide pins 500 are spaced apart from each other along the axial direction of the long rod 410, namely: four guide pins 500 are provided on the rectangular bracket 400 to connect the bracket 400 to the mold core 300.

As shown in fig. 1 to 9, the operation of the rapid-release molding die for releasing a product a having a T-cavity, taking the case of processing the product a with the rapid-release molding die, is described as follows:

the product A is rectangular, is a hollow body, and is provided with an opening at one side, wherein the opening is communicated with the cavity of the product A to form a cavity with a T-shaped section, so that a T-shaped cavity is obtained;

the upper die 100 and the lower die 200 in the die-assembled state are used for injecting glue solution into the cavity through glue injection holes arranged on the upper die 100, and the glue solution is cooled and molded in the cavity; it should be noted that: a gap is formed between the bracket 400 and the bottom surface of the mounting groove in the mold closing state, and at this time, the distance between the bracket and the bottom surface of the mounting groove is the largest;

after molding, the upper die 100 moves linearly in a direction away from the lower die 200, that is: the upper die 100 performs die opening movement along the vertical gravity direction, meanwhile, the upper die 100 drives the support 400 to perform die stripping movement synchronously, the support 400 drives the die core 300 to be away from the die cavity 210 through the guide lifting pin 500, and at the moment, a product A wrapped on the die core 300 is also separated from the die cavity 210, so that die opening is completed;

the mold core 300 separated from the mold cavity 210 drives the bracket 400 to move towards the bottom surface of the installation groove due to gravity until the bracket 400 abuts against the bottom surface of the installation groove, at this time, the product a wrapped on the mold core 300 and the mold core 300 have quick release gaps with the upper mold 100, so that the product a is conveniently taken out from the mold core 300, and then the demolding is completed.

The product a may be manually taken from the mold core 300.

Referring to fig. 1 to 9, it can be seen that the technical scheme of the fast demolding forming mold provided by the utility model utilizes the weight of the mold core 300 and the attached product a, and the setting of the guide suspension pin 500 enables a fast demolding gap to be generated between the mold core 300 and the product a on the mold core 300 and the upper mold 100, and the fast demolding gap is enough to fulfill the aim of manually demolding, thereby realizing the fast demolding effect of the rubber product a with a T-shaped cavity and achieving the aim of block demolding.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.

Claims

1. Quick drawing of patterns forming die, its characterized in that: it includes mould, lower mould and mold core, wherein:

the mold core is separated from the lower mold, is far away from the upper mold along the gravity direction, and forms a quick release gap with the upper mold;

the linkage piece comprises a bracket and a guide suspension pin, wherein:

the bracket is positioned in the mounting groove;

2. The rapid-release molding die of claim 1, wherein: the displacement travel of the linkage piece is smaller than the depth of the mounting groove.

3. The rapid-release molding die of claim 2, wherein: the mounting groove is provided with a through hole, and the guide lifting pin penetrates through the through hole.

4. The rapid-release molding die of claim 2, wherein: the guide suspension pin is vertically connected with the bracket.

5. The rapid-release molding die of claim 2, wherein: the support is rectangular, and two long rods of the support are respectively arranged in the two mounting grooves.

6. The rapid prototyping die of claim 5 wherein: each long rod is provided with two guide lifting pins which are distributed at intervals.

7. The rapid-release molding die of claim 1, wherein: the side surface of the upper die, which faces the lower die, is an upper die surface, and a boss is arranged on the upper die surface;

the boss is arranged corresponding to the die cavity.

8. The rapid-release molding die of claim 1, wherein: the side face of the lower die, which faces the upper die, is provided with a groove which is a die groove.