CN214027124U

CN214027124U - Double-strand double-layer single-color-strip die head structure of PPR plastic pipe

Info

Publication number: CN214027124U
Application number: CN202022438452.1U
Authority: CN
Inventors: 何紫程; 史宇飞; 伍兆权; 冯朋祥; 凌云志
Original assignee: Foshan Battenfeld Cincinnati Plastic Equipment Co ltd
Current assignee: Foshan Battenfeld Cincinnati Plastic Equipment Co ltd
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-08-24
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a double-strand double-layer single-color-strip die head structure of a PPR plastic pipe, the number of the die heads is two, the input ends of the two die heads are connected with an inner layer distributor, the die heads are provided with inner layer feed inlets, and the inner layer feed inlets are correspondingly connected with the inner layer distributor; the lower ends of the two die heads are respectively connected with an outer layer distributor, the die heads are provided with outer layer feed inlets, and the outer layer feed inlets are correspondingly connected with the outer layer distributors; the output ends of the two die heads are connected with a mouth core die, and the heights of the two die heads are the same; the output ends of the two die heads are respectively connected with a mouth core die; the upper part of the die head is connected with a color bar distributor, the die head is provided with a color bar feeding hole, and the color bar feeding hole is correspondingly connected with the color bar distributor. The die head can be used for producing two double-layer PPR pipes with different specifications and different proportions of each layer simultaneously, and also can be used for producing two same PPR pipes, so that the die head is strong in universality and convenient to adjust.

Description

Double-strand double-layer single-color-strip die head structure of PPR plastic pipe

Technical Field

The utility model relates to a plastic tubing processing field specifically is a double-stranded single colored strip die head structure of PPR plastic tubing.

Background

At present, when double-layer PPR pipes are produced in China, a common production line can only produce one pipe with a specific specification at the same time, and a plurality of production lines are required to be arranged when pipes with various specifications are required to be produced. This form has several disadvantages: 1. the occupied production land is large; 2. the number of power elements is large, and the energy consumption is high; 3. the production mode is single, and the universality is low. In order to solve the problem that the aforesaid appears, the utility model provides a two-strand double-deck single colored strip die head structure of PPR plastic tubing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-stranded single colored strip die head structure of PPR plastic tubing to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a double-strand double-layer single-color-strip die head structure of a PPR plastic pipe comprises two die heads, wherein the input ends of the two die heads are connected with an inner layer distributor, the die heads are provided with inner layer feed inlets, and the inner layer feed inlets are correspondingly connected with the inner layer distributor; the lower ends of the two die heads are respectively connected with an outer layer distributor, the die heads are provided with outer layer feed inlets, and the outer layer feed inlets are correspondingly connected with the outer layer distributors; the output ends of the two die heads are connected with a mouth core die, and the heights of the two die heads are the same; the output ends of the two die heads are respectively connected with a mouth core die; the upper part of the die head is connected with a color bar distributor, the die head is provided with a color bar feeding hole, and the color bar feeding hole is correspondingly connected with the color bar distributor.

As a further aspect of the present invention: the die head is a PPR die head.

As a further aspect of the present invention: and the inner layer distributor, the outer layer distributor and the color bar distributor are all provided with flow regulating valves.

As a further aspect of the present invention: the inner layer distributor, the outer layer distributor and the color bar distributor are all connected with the die head through screws.

As a further aspect of the present invention: the rotation angle of the flow regulating valve is 0-90 degrees.

Compared with the prior art, the beneficial effects of the utility model are that: can realize the simultaneous production of double-layer PPR pipes with different specifications under the same production condition. Use this die head can produce two kinds of different specifications simultaneously, and the different double-deck PPR tubular product of each layer proportion, also can produce two the same PPR tubular products, and the commonality is strong, adjusts conveniently, and production efficiency can improve 1.8 times, simultaneously because of need not be equipped with more die heads and power spare to the area that makes the production line can reduce about 40%.

Drawings

FIG. 1 is an overall view of a double-strand double-layer single-color-strip die head structure of a PPR plastic pipe.

Fig. 2 is an exploded view of a two-strand double-layer single-color strip die structure of a PPR plastic tube.

FIG. 3 is a schematic view of a flow control valve in a double-strand double-layer single-color strip die head structure of a PPR plastic pipe.

FIG. 4 is a schematic diagram of the extrusion direction of color bars in a PPR plastic pipe double-strand double-layer single-color-bar die head structure.

In the figure: 1-inner layer distributor, 2-color bar distributor, 3-outer layer distributor, 4-die head, 5-mouth core die and 6-flow regulating valve.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1

Referring to fig. 1-4, a double-strand double-layer single-color strip die head structure for a PPR plastic pipe comprises two die heads 4, wherein the two die heads 4 are connected to an inner layer distributor 1 at the input ends of the two die heads 4, the die heads 4 are provided with inner layer feed inlets, and the inner layer feed inlets are correspondingly connected to the inner layer distributor 1; the lower ends of the two die heads 4 are respectively connected with an outer layer distributor 3, the die heads 4 are provided with outer layer feed inlets, and the outer layer feed inlets are correspondingly connected with the outer layer distributors 3; the output ends of the two die heads 4 are both connected with a mouth core die 5, and the heights of the two die heads 4 are the same; the output ends of the two die heads 4 are respectively connected with a mouth core die 5; the upper part of the die head 4 is connected with a color bar distributor 2, the die head 4 is provided with a color bar feeding hole, and the color bar feeding hole is correspondingly connected with the color bar distributor 2;

the specific material of the die 4 is not limited, and in this embodiment, the die 4 is preferably a PPR die;

the specific structures of the inner layer distributor 1, the outer layer distributor 3 and the color bar distributor 2 are not limited, and in this embodiment, preferably, the inner layer distributor 1, the outer layer distributor 3 and the color bar distributor 2 are all provided with flow regulating valves 6;

the specific connection manner of the inner layer dispenser 1, the outer layer dispenser 3 and the color bar dispenser 2 is not limited, and in this embodiment, it is preferable that the inner layer dispenser 1, the outer layer dispenser 3 and the color bar dispenser 2 are all connected with the die head 4 by screws.

Example 2

In this embodiment, a further improvement is made on the basis of embodiment 1, and the specific rotation angle of the flow regulating valve 6 is not limited, and in this embodiment, it is preferable that the rotation angle of the flow regulating valve 6 is 0 to 90 degrees; the inner layer distributor 1, the outer layer distributor 3 and the color bar distributor 2 are used for dividing a plastic flow channel into two parts, and flow is respectively controlled by adjusting flow control valves 6 at two ends of the inner layer distributor 1, the outer layer distributor 3 and the color bar distributor 2, so that the plastic quantity of each layer of the left die head and the right die head 4 can be conveniently controlled.

The utility model discloses a theory of operation is: the two die heads 4 are arranged in parallel at the same center height, the inner layer feed inlet is connected with the inner layer distributor 1 in the horizontal direction, the outer layer feed inlet is connected with the outer layer distributor 3 in the vertical direction below, and the color bar feed inlet is connected with the color bar distributor 2 in the vertical direction above. The inner layer distributor 1, the outer layer distributor 3 and the color bar distributor 2 only need to be respectively connected with one extruder with the matched output, and the mouth core die 5 with the specific specification is installed at the outlet of the die head 4 according to the requirement, so that the PPR pipes with two specifications can be produced simultaneously.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The double-strand double-layer single-color-strip die head structure of the PPR plastic pipe comprises two die heads (4), and is characterized in that the input ends of the two die heads (4) are connected with an inner layer distributor (1), the die heads (4) are provided with inner layer feed inlets, and the inner layer feed inlets are correspondingly connected with the inner layer distributor (1); the lower ends of the two die heads (4) are respectively connected with an outer layer distributor (3), the die heads (4) are provided with outer layer feed inlets, and the outer layer feed inlets are correspondingly connected with the outer layer distributors (3); the output ends of the two die heads (4) are connected with a mouth core die (5), and the heights of the two die heads (4) are the same; the output ends of the two die heads (4) are respectively connected with a mouth core die (5); the upper part of the die head (4) is connected with a color bar distributor (2), the die head (4) is provided with a color bar feeding hole, and the color bar feeding hole is correspondingly connected with the color bar distributor (2).

2. The double-strand double-layer single-color strip die head structure of the PPR plastic pipe as claimed in claim 1, wherein the die head (4) is a PPR die head.

3. The PPR plastic pipe double-strand double-layer single-color strip die head structure as claimed in claim 1 or 2, wherein the inner layer distributor (1), the outer layer distributor (3) and the color strip distributor (2) are all provided with flow regulating valves (6).

4. The PPR plastic pipe double-strand double-layer single-color strip die head structure as claimed in claim 1, wherein the inner layer distributor (1), the outer layer distributor (3) and the color strip distributor (2) are all connected with the die head (4) through screws.

5. The PPR plastic pipe double-strand double-layer single-color strip die head structure as claimed in claim 3, wherein the rotation angle of the flow control valve (6) is 0-90 degrees.