CN217346651U

CN217346651U - Multi-cavity die head wall thickness synchronous adjusting device

Info

Publication number: CN217346651U
Application number: CN202220052331.XU
Authority: CN
Inventors: 潘玉军; 邓永光; 刘文利
Original assignee: Daina Packaging Taicang Co ltd
Current assignee: Daina Packaging Taicang Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-09-02
Anticipated expiration: 2032-01-10

Abstract

The utility model relates to the technical field of blow molding, in particular to a synchronous wall thickness adjusting device for a multi-cavity die head, which comprises a hydraulic cylinder, a core rod, a fixed plate, a movable plate, a connecting rod, a core rod fixed plate, a neck die and a neck die moving rod, the hydraulic cylinder is fixed on the fixed plate, a piston of the hydraulic cylinder penetrates through the middle part of the fixed plate and is fixedly connected with the middle part of the movable plate at the lower part, one end of the connecting rod is fixed with the fixed plate, the other end of the connecting rod passes through the movable plate and is in sliding fit with the movable plate, the other end of the connecting rod is fixedly connected with the lower mandrel fixed plate, the upper part of the core rod is fixed on the core rod fixing plate, the neck ring mold is arranged at the lower part of the core rod, the neck ring mold is fixedly connected with the neck ring mold moving rod, the upper end of the neck ring mold moving rod penetrates through the core rod fixing plate and is in sliding fit with the core rod fixing plate, and the upper end of the neck ring mold moving rod is fixedly connected with the bottom of the movable plate. The utility model discloses the advantage does not have the stuck point, can realize even fine setting, and each die head displacement volume is evenly synchronous.

Description

Multi-cavity die head wall thickness synchronous adjusting device

Technical Field

The utility model relates to a blowing technical field, especially a synchronous adjusting device of multi-cavity die head wall thickness.

Background

After molten plastic is extruded, the plastic is blown to a mold cavity with a certain shape by utilizing compressed air provided by an air compressor, so that a product is manufactured. However, the prior art has the following defects: at present, the wall thickness of a motor die head is mostly adjusted by an independent motor to drive a die or a core rod to move, so that the phenomenon of blocking or uneven displacement is easy to occur, and further inconsistency of blow-molded products with different die heads is caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a problem among the above-mentioned background of effectual solution has provided a synchronous adjusting device of multimode chamber die head wall thickness.

The specific technical scheme is as follows;

a synchronous adjusting device for the wall thickness of a multi-die-cavity die head comprises a hydraulic cylinder, a core rod, a fixed plate, a movable plate, a connecting rod, a core rod fixed plate, a die and a die moving rod, wherein the hydraulic cylinder is fixed on the fixed plate, a piston of the hydraulic cylinder penetrates through the middle of the fixed plate and is fixedly connected with the middle of the movable plate at the lower part, one end of the connecting rod is fixed with the fixed plate, the other end of the connecting rod penetrates through the movable plate and is in sliding fit with the movable plate, the other end of the connecting rod is fixedly connected with the core rod fixed plate at the lower part, the upper part of the core rod is fixed on the core rod fixed plate, the die is arranged at the lower part of the core rod, the die is fixedly connected with the die moving rod, the upper end of the die moving rod penetrates through the core rod fixed plate and is in sliding fit with the die moving rod, and the upper end of the die moving rod is fixedly connected with the bottom of the movable plate.

Preferably, four contained angles of fly leaf are equipped with the sliding sleeve, the connecting rod with sliding fit.

Preferably, the core rod is provided in plurality.

Preferably, four die travel rods are provided around each core rod.

Compared with the prior art, the beneficial effects of the utility model are that: this device drives each bush carriage release lever through the fly leaf and removes through drive pneumatic cylinder, and then drives the bush and remove, realizes the wall thickness adjustment. The advantages are no clamping point, uniform fine adjustment and uniform and synchronous displacement of each die head.

Drawings

Fig. 1 is a front view of the present invention.

Detailed Description

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixedly connected," and "fixedly connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

The following detailed description of the preferred embodiments of the present invention is provided in connection with the accompanying drawings. As shown in fig. 1, the synchronous adjusting device for the wall thickness of the multi-cavity die head comprises a hydraulic cylinder 1, a core rod 2, a fixed plate 3, a movable plate 4, a connecting rod 5, a core rod fixed plate 6, a die 7 and a die moving rod 8, wherein the hydraulic cylinder is fixed on the fixed plate, and the fixed plate is installed on equipment. The piston of the hydraulic cylinder penetrates through the middle of a fixed plate and is fixedly connected with the middle of a movable plate at the lower part, one end of a connecting rod is fixed with the fixed plate, the movable plate can move up and down on the connecting rod under the driving of the hydraulic cylinder, the other end of the connecting rod penetrates through the movable plate and is in sliding fit with the movable plate, the other end of the connecting rod is fixedly connected with a mandrel fixed plate at the lower part, the upper part of a mandrel is fixed on the mandrel fixed plate, a mouth mold is arranged at the lower part of the mandrel and is fixedly connected with a mouth mold moving rod, the upper end of the mouth mold moving rod penetrates through the mandrel fixed plate and is in sliding fit with the mandrel fixed plate, and the upper end of the mouth mold moving rod is fixedly connected with the bottom of the movable plate. The movable plate drives the mouth mold moving rod to move up and down, so that the mouth mold is driven to move up and down on the lower portion of the core rod, and the wall thickness is adjusted.

The utility model discloses in, four contained angles of fly leaf are equipped with the sliding sleeve, the connecting rod with sliding sleeve sliding fit. The fly leaf reciprocates on the connecting rod, the utility model discloses in, the plug is a plurality ofly.

Four die moving rods are arranged around each core rod. Thus, the die moves up and down more smoothly. The synchronous and consistent adjustment of multiple blowing needles is realized.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The device is characterized by comprising a hydraulic cylinder, a mandrel, a fixed plate, a movable plate, a connecting rod, a mandrel fixed plate, a mouth mold and a mouth mold moving rod, wherein the hydraulic cylinder is fixed on the fixed plate, a piston of the hydraulic cylinder penetrates through the middle of the fixed plate and is fixedly connected with the middle of the movable plate at the lower part, one end of the connecting rod is fixed with the fixed plate, the other end of the connecting rod penetrates through the movable plate and is in sliding fit with the movable plate, the other end of the connecting rod is fixedly connected with the mandrel fixed plate at the lower part, the upper part of the mandrel is fixed on the mandrel fixed plate, the mouth mold is arranged at the lower part of the mandrel, the mouth mold is fixedly connected with the mouth mold moving rod, the upper end of the mouth mold moving rod penetrates through the mandrel fixed plate and is in sliding fit with the same, and the upper end of the mouth mold moving rod is fixedly connected with the bottom of the movable plate.

2. The device for synchronously adjusting the wall thickness of the multi-cavity die head as claimed in claim 1, wherein a sliding sleeve is arranged at four included angles of the movable plate, and the connecting rod is in sliding fit with the sliding sleeve.

3. The device for synchronously adjusting the wall thickness of a multi-cavity die head as claimed in claim 1, wherein the core rod is provided in plurality.

4. The apparatus of claim 1, wherein four die moving rods are provided around each core rod.