CN221067072U - Driving type plastic barrel forming die capable of automatically demolding - Google Patents

Abstract

The utility model relates to the technical field of plastic bucket production, in particular to a driving type plastic bucket forming die capable of automatically demolding. The driving plastic bucket forming die capable of automatically demolding comprises a mounting frame with sliding rods arranged on two sides; a bracket with an inner mold is hoisted; an outer mold composed of two half side molds; the bracket is fixedly arranged on the mounting frame; the two sides of the two half side molds are fixedly provided with side ears, the side ears are sleeved on the corresponding sliding rods and are in sliding connection with the sliding rods, and the two sides of the mounting frame are provided with hydraulic cylinders A with opposite output ends; and a demoulding assembly is arranged at the bottom of the bracket. According to the automatic demoulding driving type plastic barrel forming die provided by the utility model, the plastic barrel can slide downwards along the inner die under the self gravity to demould, and the hydraulic cylinder B is started to push the push ring to slide downwards, so that the extension part of the plastic barrel is pushed to slide downwards along the inner die, and further the demoulding treatment can be carried out automatically.

Description

Driving type plastic barrel forming die capable of automatically demolding

Technical Field

The utility model relates to the technical field of plastic bucket production, in particular to a driving type plastic bucket forming die capable of automatically demolding.

Background

The plastic barrel forming die is a die used in the plastic barrel production process, a die cavity is arranged in the die, raw materials are injected through an injection port of the die, the die cavity is filled, plastics in the die cavity are fixed to be in the shape of the die cavity after cooling, and plastic barrels with different shapes are produced through demolding.

For example, most plastic barrel forming dies are easy to adhere to the inner wall of the die during production, not easy to fall off, and require manual operation by staff, and part of the plastic barrel forming dies are provided with an automatic ejection and demolding mechanism driven by air pressure or hydraulic pressure, so that only a part of the plastic barrel is ejected from the die, and the die is required to be manually removed later.

Therefore, there is a need to provide a new driving plastic tub forming mold capable of automatically demolding to solve the above technical problems.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a driving plastic bucket forming die capable of automatically demolding.

The utility model provides an automatic demoulding driving plastic barrel forming die, which comprises:

the two sides of the mounting frame are provided with sliding rods;

A bracket with an inner mold is hoisted;

An outer mold composed of two half side molds;

the support is fixedly arranged on the mounting frame, and the bottom of the support is hoisted with the inner die through a hoisting rod;

The two sides of the two half side molds are fixedly provided with side ears, the side ears are sleeved on corresponding sliding rods and are in sliding connection with the sliding rods, the two sides of the mounting frame are provided with hydraulic cylinders A with output ends arranged opposite to each other, and the output ends of the hydraulic cylinders A are fixedly connected with the corresponding side ears;

wherein, the drawing of patterns subassembly is installed to the bottom of support.

Preferably, the two half side molds are pushed by the hydraulic cylinder A to mutually prop against the inner mold, and a forming cavity is reserved between the outer mold and the inner mold which are formed by the two half side molds.

Preferably, an epitaxial cavity which transversely extends is arranged at the top of the forming cavity.

Preferably, the top of the internal mold corresponding to the epitaxial cavity is provided with a liquid injection pipe.

Preferably, the demolding assembly comprises a hydraulic cylinder B, the hydraulic cylinder B is fixedly arranged at the bottom of the bracket, a pushing ring is fixedly arranged at the output end of the hydraulic cylinder B, and the pushing ring corresponds to an extension cavity on the outer mold.

Preferably, the internal mold is of a hollow structure, and a cooling liquid input pipe and a cooling liquid output pipe are arranged at the top of the internal mold.

Preferably, the landing leg of mounting bracket pulls up and is equipped with the net that gathers materials.

Compared with the related art, the driving plastic bucket forming die capable of automatically demolding has the following beneficial effects:

according to the utility model, the hydraulic cylinders A on two sides are opened to drive the two half side molds to fold towards the inner mold, after the molding cavity is molded by injection molding through the injection pipe, the inner mold is replaced by cooling liquid through the input pipe and the output pipe, so that the plastic barrel is cooled and molded quickly, after the plastic barrel is molded, the output ends of the hydraulic cylinders A on two sides are opened to return, so that the two half side molds are separated, the outer side of the plastic barrel is unlimited, the plastic barrel can slide downwards along the inner mold under the self gravity to be demolded, the hydraulic cylinder B is opened to push the push ring to slide downwards, so that the extension part of the plastic barrel is pushed to slide downwards along the inner mold, and then demolding treatment can be performed automatically.

Drawings

FIG. 1 is a schematic diagram of a mold for forming plastic barrels with an automatic mold release mechanism according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of the mounting structure of the mold shown in FIG. 1;

FIG. 3 is a schematic view of the inner and outer molds of FIG. 1;

fig. 4 is a schematic view of the stripper assembly of fig. 1.

Reference numerals in the drawings: 1. a mounting frame; 11. a slide bar; 2. a bracket; 21. hoisting a rod; 3. an inner mold; 31. a liquid injection pipe; 4. half side mold; 41. a lateral ear; 3-4a, forming cavity; 3-4b, epitaxial cavity; 5. a hydraulic cylinder A; 6. a demolding assembly; 61. a hydraulic cylinder B; 62. pushing the ring; 7. and (5) an aggregate net.

Detailed Description

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.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

Referring to fig. 1 to 4, an automatically-demouldable driving plastic bucket forming mold provided in an embodiment of the utility model includes: the two sides are provided with a mounting frame 1 with sliding rods 11, a bracket 2 with an inner mold 3 in a lifting manner and an outer mold consisting of two half side molds 4.

In the embodiment of the present utility model, referring to fig. 1, 2 and 3, the bracket 2 is fixedly installed on the installation frame 1, and the bottom of the bracket 2 is hoisted with the inner mold 3 through the hoisting rod 21;

The two side ears 41 are fixedly arranged on two sides of the half side mold 4, the side ears 41 are sleeved on the corresponding sliding rods 11 and are in sliding connection with the sliding rods 11, the two sides of the mounting frame 1 are provided with hydraulic cylinders A5 with opposite output ends, the output ends of the hydraulic cylinders A5 are fixedly connected with the corresponding side ears 41, the two half side molds 4 are pushed by the hydraulic cylinders A5 to mutually prop against the inner mold 3, a forming cavity 3-4a is reserved between the outer mold and the inner mold 3, which are formed by the two half side molds 4, the top of the forming cavity 3-4a is provided with an epitaxial cavity 3-4b which transversely extends, and the top of the inner mold 3 corresponding to the epitaxial cavity 3-4b is provided with a liquid injection pipe 31.

It should be noted that: before plastic barrel is molded, the hydraulic cylinders A5 on two sides are opened to drive the two half side dies 4 to fold towards the inner die 3, after the plastic barrel is molded by injection molding in the molding cavity 3-4a through the liquid injection pipe 31, and after the plastic barrel is molded, the output ends of the hydraulic cylinders A5 on two sides are opened to return, so that the two half side dies 4 are separated, the outer side of the plastic barrel is unlimited, and therefore the plastic barrel can slide downwards along the inner die 3 under the gravity of the plastic barrel to be demolded.

The inner mold 3 is of a hollow structure, a cooling liquid input pipe and a cooling liquid output pipe are arranged at the top of the inner mold 3, and the cooling liquid of the inner mold 3 is replaced by the input pipe and the output pipe, so that the plastic barrel can be conveniently and rapidly cooled and molded.

In the embodiment of the present utility model, referring to fig. 3 and 4, a demolding assembly 6 is installed at the bottom of the bracket 2, and the demolding assembly 6 includes a hydraulic cylinder B61, the hydraulic cylinder B61 is fixedly installed at the bottom of the bracket 2, and a pushing ring 62 is fixedly installed at the output end of the hydraulic cylinder B61, where the pushing ring 62 corresponds to the extension cavity 3-4B on the outer mold.

It should be noted that: the hydraulic cylinder B61 is started to push the push ring 62 to slide downwards, so that the plastic barrel extension part is pushed to slide downwards along the inner die 3, and the demolding treatment can be performed automatically.

The supporting legs of the mounting frame 1 are provided with a collecting net 7 in a pulling mode, and a plastic barrel after molding and demolding is conveniently received.

The working principle of the driving plastic bucket forming die capable of automatically demolding provided by the utility model is as follows:

Before plastic barrel is moulded, the hydraulic cylinders A5 on two sides are opened to drive the two half side dies 4 to fold towards the inner die 3, after the plastic barrel is moulded by injection moulding in the moulding cavity 3-4a through the injection pipe 31, the inner die 3 is replaced by cooling liquid through the input pipe and the output pipe, so that the plastic barrel is conveniently and rapidly cooled and moulded, after the plastic barrel is moulded, the output ends of the hydraulic cylinders A5 on two sides are opened to return, so that the two half side dies 4 are separated, the outer sides of the plastic barrel are unlimited, the plastic barrel can slide downwards along the inner die 3 to be demoulded under the gravity of the plastic barrel, the hydraulic cylinder B61 is opened to push the push ring 62 to slide downwards, so that the extension part of the plastic barrel is pushed to slide downwards along the inner die 3, and demoulding can be carried out by oneself.

The circuits and control involved in the present utility model are all of the prior art, and are not described in detail herein.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (7)

1. The utility model provides a but drive formula plastic drum forming die of automatic drawing of patterns which characterized in that includes:

the two side frames are provided with a mounting frame (1) with a sliding rod (11);

A bracket (2) hung with the internal mold (3);

An outer mold composed of two half side molds (4);

Wherein the bracket (2) is fixedly arranged on the mounting frame (1), and the bottom of the bracket (2) is hoisted with the inner die (3) through the hoisting rod (21);

The two sides of the two half side dies (4) are fixedly provided with side lugs (41), the side lugs (41) are sleeved on corresponding sliding rods (11) and are in sliding connection with the sliding rods (11), two sides of the mounting frame (1) are provided with hydraulic cylinders A (5) with opposite output ends, and the output ends of the hydraulic cylinders A (5) are fixedly connected with the corresponding side lugs (41);

Wherein, demoulding component (6) is installed to the bottom of support (2).

2. The driving plastic bucket forming die capable of automatically demolding according to claim 1, wherein the two half side dies (4) are pushed by a hydraulic cylinder A (5) to mutually abut against an inner die (3), and a forming cavity (3-4 a) is reserved between the outer die and the inner die (3) formed by the two half side dies (4).

3. An automatically demouldable driving plastic bucket forming mould according to claim 2, characterized in that the top of the forming cavity (3-4 a) is provided with a laterally epitaxial cavity (3-4 b).

4. An automatically demouldable driving plastic bucket forming mold according to claim 3, wherein the top of the inner mold (3) corresponding to the epitaxial cavity (3-4 b) is provided with a liquid injection pipe (31).

5. A driving plastic bucket forming die capable of automatically demolding according to claim 3, wherein the demolding assembly (6) comprises a hydraulic cylinder B (61), the hydraulic cylinder B (61) is fixedly arranged at the bottom of the bracket (2), a pushing ring (62) is fixedly arranged at the output end of the hydraulic cylinder B (61), and the pushing ring (62) corresponds to the extension cavity (3-4B) on the outer die.

6. The automatically demouldable driving plastic bucket forming die according to claim 1, wherein the inner die (3) is of a hollow structure, and a cooling liquid input pipe and a cooling liquid output pipe are installed at the top of the inner die (3).

7. The automatically demouldable driving plastic bucket forming die according to claim 1, wherein the supporting legs of the mounting frame (1) are provided with a collecting net (7) in a pulling manner.