CN210792036U

CN210792036U - Injection blow hollow molding hydraulic buffer mechanism

Info

Publication number: CN210792036U
Application number: CN201921496080.9U
Authority: CN
Inventors: 芦建钟
Original assignee: Zhangjiagang Ziqiang Machinery Co ltd
Current assignee: Zhangjiagang Ziqiang Machinery Co ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-06-19
Anticipated expiration: 2029-09-10

Abstract

The utility model discloses an annotate and blow cavity shaping hydraulic buffer mechanism, including workstation, support column, roof, cylinder, pneumatic cylinder, movable mould board, buffer spring, guide post, spliced pole, lower mould, fixed die plate, lower mould, first movable chamber, cushion chamber, connection chamber, second movable chamber, connecting pipe and seal ring. The connecting pipe is movably connected with the second movable cavity, and the connecting pipe can also move up and down in the second movable cavity while the movable template moves up and down so as to communicate the cylinder with the inner part of the upper die; the inside in first activity chamber is filled with hydraulic oil, and when the movable mould board moved, the bottom of guide post can retract to the first activity intracavity portion of spliced pole, and buffer spring is in the state of compressed simultaneously, and the inside hydraulic oil of first activity intracavity portion can not be slow compression to the inside in cushion chamber to this has played the effect of buffering jointly, has played the guard action to upper and lower mould.

Description

Injection blow hollow molding hydraulic buffer mechanism

Technical Field

The utility model relates to a hydraulic buffer gear specifically is a annotate and blow cavity shaping hydraulic buffer gear, belongs to spinning application technical field.

Background

The injection blow molding is special hollow molding combining injection of an injection molding machine and hollow molding, is an innovation of the traditional extrusion blow molding technology, is suitable for intermittently molding large hollow plastic products, is particularly suitable for hollow blow molding of High Molecular Weight High Density Polyethylene (HMWHDPE), can effectively improve performance and quality, improves productivity and reduces energy consumption; the injection blow hollow molding machine comprises a mechanical system, an electrical control system, a hydraulic pneumatic system, a heating and cooling system and the like.

In the prior art, the structure of the injection blow molding machine is generally complex, a large amount of manpower and financial resources are consumed in the production and use processes, the injection blow molding machine is lack of a protection device when the mold is closed, certain damage is easily caused to the upper mold and the lower mold after long-term use, and the use cost is improved. Therefore, an injection blow molding hydraulic buffer mechanism is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an annotate and blow cavity shaping hydraulic buffer gear in order to solve above-mentioned problem.

The utility model realizes the purpose through the following technical proposal, and the injection blow hollow molding hydraulic buffer mechanism comprises a hydraulic cylinder, a pneumatic structure, a top plate, a support column, a movable template, a buffer structure, a fixed template and a workbench which are sequentially arranged from top to bottom;

the pneumatic structure comprises an air cylinder, a second movable cavity, a connecting pipe and a sealing washer, the air cylinder is fixedly connected to the upper surface of the top plate, the second movable cavity is formed in the top plate, the connecting cavity is formed in one side of the second movable cavity, and the air cylinder is communicated with the interior of the second movable cavity through the connecting cavity; the connecting pipe is sleeved in the second movable cavity, the sealing washer is sleeved on the surface of the connecting pipe, and the sealing washer is fixedly connected to the inner wall of the bottom end of the second movable cavity;

buffer structure includes guide post, spliced pole, first activity chamber and cushion chamber, first activity chamber is seted up inside the spliced pole, the guide post bottom cup joint in first activity intracavity portion, guide post surface has cup jointed buffer spring, just the cushion chamber is seted up guide post bottom end face.

Preferably, the pneumatic cylinder rigid coupling is in the upper surface of roof, the output rod end of pneumatic cylinder runs through the roof, the output rod end rigid coupling of pneumatic cylinder has the movable mould board, just the bottom rigid coupling of movable mould board has last mould.

Preferably, the supporting column is fixedly connected to the upper surface of the workbench, and the top end of the supporting column is fixedly connected to the lower surface of the top plate.

Preferably, the fixed die plate is fixedly connected to the upper surface of the workbench, and the upper surface of the fixed die plate is fixedly connected with the lower die.

Preferably, the top end of the guide column is fixedly connected with the lower surface of the movable template, and the bottom end of the connecting column is fixedly connected with the upper surface of the workbench.

Preferably, the upper die is of a hollow structure, the tail end of the connecting pipe is fixedly connected to the upper surface of the movable die plate, and the connecting pipe is communicated with the interior of the upper die.

The utility model has the advantages that:

1. the connecting pipe is movably connected with the second movable cavity, and the connecting pipe can also move up and down in the second movable cavity when the movable template moves up and down, so that the cylinder and the upper die are communicated with each other;

2. the utility model discloses it has hydraulic oil to fill in the inside in first activity chamber, and when the movable mould board moved, the bottom of guide post can contract back to the first activity intracavity portion of spliced pole, and buffer spring is in the state of compressed simultaneously, and the hydraulic oil of first activity intracavity portion can not slow compression to the inside of cushion chamber to this has played the effect of buffering jointly, has played the guard action to upper and lower mould.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a connection diagram of the guide post and the connection post of the present invention;

fig. 3 is an enlarged schematic view of a structure in fig. 2.

In the figure: 1. the automatic die comprises a workbench, 2, supporting columns, 3, a top plate, 4, a cylinder, 5, a hydraulic cylinder, 6, a movable die plate, 7, a buffer spring, 8, a guide column, 9, a connecting column, 10, an upper die, 11, a fixed die plate, 12, a lower die, 13, a first movable cavity, 14, a buffer cavity, 15, a connecting cavity, 16, a second movable cavity, 17, a connecting pipe, 18 and a sealing gasket.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-3, an injection blow hollow molding hydraulic buffer mechanism includes a hydraulic cylinder 5, a pneumatic structure, a top plate 3, a support column 2, a movable mold plate 6, a buffer structure, a fixed mold plate 11 and a workbench 1, which are sequentially installed from top to bottom;

the pneumatic structure comprises an air cylinder 4, a second movable cavity 16, a connecting pipe 17 and a sealing washer 18, wherein the air cylinder 4 is fixedly connected to the upper surface of the top plate 3, the second movable cavity 16 is arranged inside the top plate 3, one side of the second movable cavity 16 is provided with a connecting cavity 15, and the air cylinder 4 is communicated with the inside of the second movable cavity 16 through the connecting cavity 15; the connecting pipe 17 is sleeved inside the second movable cavity 16, the sealing washer 18 is sleeved on the surface of the connecting pipe 17, and the sealing washer 18 is fixedly connected to the inner wall of the bottom end of the second movable cavity 16;

buffer structure includes guide post 8, spliced pole 9, first activity chamber 13 and cushion chamber 14, first activity chamber 13 is seted up inside spliced

pole

9, 8 bottoms of guide post cup joint in inside first activity chamber 13, buffer spring 7 has been cup jointed on 8 surfaces of guide post, just cushion chamber 14 is seted up 8 bottom end face of guide post.

The hydraulic cylinder 5 is fixedly connected to the upper surface of the top plate 3, the tail end of an output rod of the hydraulic cylinder 5 penetrates through the top plate 3, the movable template 6 is fixedly connected to the tail end of the output rod of the hydraulic cylinder 5, and the upper die 10 is fixedly connected to the bottom end of the movable template 6, so that the movable template 6 is driven to move by the hydraulic cylinder 5; the supporting column 2 is fixedly connected to the upper surface of the workbench 1, and the top end of the supporting column 2 is fixedly connected to the lower surface of the top plate 3, so that the workbench 1 and the top plate 3 can be conveniently connected; the fixed die plate 11 is fixedly connected to the upper surface of the workbench 1, and the lower die 12 is fixedly connected to the upper surface of the fixed die plate 11, so that the upper die 10 and the lower die 12 can be conveniently closed; the top end of the guide post 8 is fixedly connected with the lower surface of the movable template 6, and the bottom end of the connecting post 9 is fixedly connected with the upper surface of the workbench 1, so that the guide post 8 can guide conveniently; go up mould 10 and be hollow structure, the terminal rigid coupling of connecting pipe 17 in 6 upper surfaces of movable mould board, just connecting pipe 17 with go up the inside intercommunication each other of mould 10, be convenient for pass through connecting pipe 17 is annotated the material and is blown the shaping.

The utility model discloses when using, at first the work of accessible pneumatic cylinder 5 drives movable mould board 6 and drives upper mould 10 and move to the bottom, guide post 8 can follow movable mould board 6 and move to the bottom this moment, the bottom of guide post 8 can contract back to inside the first movable cavity 13 of spliced pole 9, buffer spring 7 is in the state of being compressed simultaneously, the hydraulic oil in the first movable cavity 13 can not slowly compress to inside buffer cavity 14, the cushioning effect has been played under the combined action of buffer spring 7 and hydraulic oil, the guard action has been played to upper mould 10 and lower mould 12;

then when the movable mould plate 6 moves, the connecting pipe 17 sleeved in the second movable cavity 16 moves along with the movable mould plate 6 until the top end of the connecting pipe 17 is tightly clamped on the upper surface of the sealing washer 18, at the moment, the upper mould 10 and the lower mould 12 are just matched, and then the air cylinder 4 works to perform injection blow molding on the materials in the upper mould 10 and the lower mould 12.

It is well within the skill of those in the art to implement, without undue experimentation, the present invention does not relate to software and process improvements, as related to circuits and electronic components and modules.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides an annotate and blow cavity shaping hydraulic buffer gear which characterized in that: the device comprises a hydraulic cylinder (5), a pneumatic structure, a top plate (3), a support column (2), a movable template (6), a buffer structure, a fixed template (11) and a workbench (1) which are sequentially arranged from top to bottom;

the pneumatic structure comprises an air cylinder (4), a second movable cavity (16), a connecting pipe (17) and a sealing washer (18), the air cylinder (4) is fixedly connected to the upper surface of the top plate (3), the second movable cavity (16) is arranged inside the top plate (3), a connecting cavity (15) is arranged on one side of the second movable cavity (16), and the air cylinder (4) is communicated with the inside of the second movable cavity (16) through the connecting cavity (15); the connecting pipe (17) is sleeved inside the second movable cavity (16), the sealing washer (18) is sleeved on the surface of the connecting pipe (17), and the sealing washer (18) is fixedly connected to the inner wall of the bottom end of the second movable cavity (16);

buffer structure includes guide post (8), spliced pole (9), first activity chamber (13) and cushion chamber (14), first activity chamber (13) are seted up inside spliced pole (9), guide post (8) bottom cup joint in inside first activity chamber (13), buffer spring (7) have been cup jointed on guide post (8) surface, just cushion chamber (14) are seted up guide post (8) bottom terminal surface.

2. The injection blow molding hydraulic cushion mechanism of claim 1, wherein: pneumatic cylinder (5) rigid coupling is in the upper surface of roof (3), the output pole end of pneumatic cylinder (5) runs through roof (3), the terminal rigid coupling of the output pole of pneumatic cylinder (5) has movable mould board (6), just the bottom rigid coupling of movable mould board (6) has last mould (10).

3. The injection blow molding hydraulic cushion mechanism of claim 1, wherein: the support column (2) is fixedly connected to the upper surface of the workbench (1), and the top end of the support column (2) is fixedly connected to the lower surface of the top plate (3).

4. The injection blow molding hydraulic cushion mechanism of claim 1, wherein: the fixed die plate (11) is fixedly connected to the upper surface of the workbench (1), and the upper surface of the fixed die plate (11) is fixedly connected with a lower die (12).

5. The injection blow molding hydraulic cushion mechanism of claim 1, wherein: the top end of the guide column (8) is fixedly connected with the lower surface of the movable template (6), and the bottom end of the connecting column (9) is fixedly connected with the upper surface of the workbench (1).

6. The injection blow hollow molding hydraulic cushion mechanism according to claim 2, characterized in that: go up mould (10) and be hollow structure, connecting pipe (17) terminal rigid coupling in movable mould board (6) upper surface, just connecting pipe (17) with go up mould (10) inside intercommunication each other.