CN214926937U

CN214926937U - Adjustable plastic pipeline co-extrusion strip extrusion die

Info

Publication number: CN214926937U
Application number: CN202121504329.3U
Authority: CN
Inventors: 李宜
Original assignee: Zhuzhou Changli Plastic Technology Co ltd
Current assignee: Zhuzhou Changli Plastic Technology Co ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2021-11-30
Anticipated expiration: 2031-07-05

Abstract

The utility model belongs to the technical field of co-extrusion strip dies, in particular to an adjustable plastic pipeline co-extrusion strip extrusion die, which comprises a die main body, a feed inlet and a discharge outlet, wherein the feed inlet is arranged at one end of the die main body, the discharge outlet is arranged at the other end, both ends of the die main body are provided with limit ring grooves, a plurality of die grooves are uniformly arranged in the inner ring of the die main body, the corresponding die grooves can be adjusted to connect the feed inlet and the discharge outlet according to needs, the effect of rapidly switching the die grooves is achieved, the practicability of the die main body is improved, the operation is convenient, the production and working efficiency can be effectively improved, the die grooves can be rapidly limited after being adjusted by arranging a limit insert block and a limit groove, and the die grooves and the limit grooves are correspondingly arranged and matched for use, the occurrence of deviation during the butt joint of the die grooves is avoided, and the automatic limit device of the limit insert block is used, after adjustment, the pull ring is loosened to automatically limit under the action of the limiting spring.

Description

Adjustable plastic pipeline co-extrusion strip extrusion die

Technical Field

The utility model belongs to the technical field of crowded strip mould altogether, concretely relates to plastic conduit is crowded strip extrusion tooling altogether with adjustable.

Background

In the plastic pipeline extrusion production process, the purpose of extruding co-extrusion strips or co-extrusion belts on the surface of the plastic pipeline can be used for marking the application field of the pipeline and distinguishing the pipelines with different use requirements; in the actual production process, the co-extrusion strip or the co-extrusion band is realized by matching a co-extrusion machine and a co-extrusion die; the production of different numbers of co-extruded strips requires a special corresponding mould to produce, and the change of the number requires the mould to be replaced, and the production is greatly influenced in terms of manufacturing cost and frequent operation.

Original pipeline is crowded a device altogether most does not have comparatively convenient and switch the component of injection mould, when the different crowded strip of attacking altogether of need moulding plastics, this needs of original mould to dismantle it and trade other moulds use with other moulds, complex operation, influence production efficiency.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a plastic conduit is crowded strip extrusion tooling altogether with adjustable has the regulation of being convenient for and uses, the strong characteristics of stability.

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable plastic pipe co-extrusion strip extrusion die comprises a die main body, a feed inlet and a discharge outlet, wherein the feed inlet is arranged at one end of the die main body, the discharge outlet is arranged at the other end, the two ends of the mould main body are both provided with limit ring grooves, the middle parts of the two ends of the mould main body, which are oppositely provided with the limit ring grooves, are evenly penetrated and provided with mould grooves with different shapes around the mould main body in an annular manner, one end of the feed inlet is fixedly provided with a limit chamber, the corresponding end of the discharge outlet is also provided with a limit chamber, a connecting rod is arranged between the two limit chambers, both ends of the connecting rod are provided with telescopic slide blocks, the telescopic sliding block is positioned in the limiting chamber, one end of the telescopic sliding block is fixedly connected with a limiting spring, the other end of the limiting spring is fixedly connected with the inside of the limiting chamber, and a plurality of limiting grooves corresponding to the number of the die grooves are formed in the annular surface of the die main body.

As the utility model discloses a preferred technical scheme of plastic conduit coextrusion strip extrusion tooling with adjustable, the one end fixed surface that the connecting rod is close to the mould main part is provided with spacing inserted block, spacing inserted block is pegged graft each other with the spacing groove, the fixed pull ring that is provided with convenient to use in the middle of the other end surface of connecting rod.

As the utility model discloses a preferred technical scheme of plastic conduit crowded strip extrusion tooling with adjustable, spacing slide has all been seted up to the inside of the spacing room of feed inlet and discharge gate one end, flexible slider slides in the inside of spacing slide.

As the utility model discloses a preferred technical scheme of plastic conduit coextrusion strip extrusion tooling with adjustable, the one end that the feed inlet connected the mould main part is provided with the adapter sleeve, the mould main part obtains both ends and is provided with the connecting axle, the one end integrated into one piece that spacing room was kept away from to the feed inlet is provided with the adapter sleeve, the connecting axle at mould main part both ends is connected with the inside rotation of adapter sleeve.

As the utility model discloses a preferred technical scheme of plastic conduit coextrusion strip extrusion tooling with adjustable, the one end that the mould main part was connected to feed inlet and discharge gate all is provided with the butt joint ring, the inside of butt joint ring annular slip and spacing annular.

Compared with the prior art, the beneficial effects of the utility model are that: evenly set up a plurality of die cavities through the inside annular at the mould main part, can adjust the die cavity that corresponds as required and connect feed inlet and discharge gate, play the effect of fast switch-over die cavity, promote the practicality of mould main part, and the simple operation, can effectively promote production and work efficiency, through setting up spacing inserted block and spacing groove, can play quick spacing effect after the die cavity is adjusted, and a plurality of die cavities and a plurality of spacing groove are corresponding setting and cooperation use, the deviation appears when avoiding the die cavity to dock, automatic stop device through spacing inserted block, it is automatic spacing under spacing spring's effect to loosen the pull ring after the regulation.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of the local explosion of the present invention;

fig. 2 is a schematic structural view of the present invention after the installation of fig. 1;

fig. 3 is a schematic side view, partially in section, of fig. 2 according to the present invention;

FIG. 4 is a partially enlarged schematic structural view of part A of the present invention;

in the figure: 1. a mold body; 2. a feed inlet; 3. a discharge port; 4. a limiting ring groove; 5. a die cavity; 6. connecting sleeves; 7. a limiting chamber; 8. a connecting rod; 9. a telescopic slide block; 10. a limiting spring; 11. a pull ring; 12. limiting the inserting block; 13. a limiting groove; 14. a limiting slide way; 15. and (4) a butt joint ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: an adjustable plastic pipeline co-extrusion strip extrusion die comprises a die main body 1, a feed inlet 2 and a discharge outlet 3, wherein the feed inlet 2 is arranged at one end of the die main body 1, the discharge outlet 3 is arranged at the other end, two ends of the die main body 1 are respectively provided with a limiting ring groove 4, the middle parts of the two ends of the die main body 1, which are oppositely provided with the limiting ring grooves 4, are uniformly penetrated and provided with die grooves 5 with different shapes around the die main body 1 in an annular manner, one end of the feed inlet 2 is fixedly provided with a limiting chamber 7, the corresponding end of the discharge outlet 3 is also provided with the limiting chamber 7, a connecting rod 8 is arranged between the two limiting chambers 7, two ends of the connecting rod 8 are respectively provided with a telescopic slide block 9, and flexible slider 9 is located the inside of spacing room 7, and the one end fixedly connected with spacing spring 10 of flexible slider 9, the other end of spacing spring 10 and the inside fixed connection of spacing room 7, and the annular of mould main part 1 is offered for the surface and is counted a plurality of spacing grooves 13 corresponding with the die cavity 5.

Specifically, one end surface of the connecting rod 8, which is close to the die body 1, is fixedly provided with a limiting insert 12, the limiting insert 12 is inserted into a limiting groove 13, and the middle of the other end surface of the connecting rod 8 is fixedly provided with a pull ring 11 which is convenient to use.

Specifically, the inside of the spacing chamber 7 of

feed inlet

2 and 3 one ends of discharge gate has all been seted up spacing slide 14, and flexible slider 9 slides in the inside of spacing slide 14, and spacing slide 14 and spacing chamber 7 play limiting displacement in this embodiment, guarantee the spacing stability of spacing inserted block 12 and spacing groove 13 after the die cavity 5 is adjusted.

Specifically, the one end that feed inlet 2 connects mould main part 1 is provided with adapter sleeve 6, mould main part 1 obtains both ends and is provided with the connecting axle, the one end integrated into one piece that spacing room 7 was kept away from to feed inlet 2 is provided with adapter sleeve 6, the connecting axle at 1 both ends of mould main part is connected with the inside rotation of adapter sleeve 6, in this embodiment mould main part 1 rotates the one end of being connected with feed inlet 2 and discharge gate 3 through the pivot pole at adapter sleeve 6 and the 1 both ends of mould main part that feed inlet 2 and the 3 both ends of discharge gate set up, play the transform of a plurality of different chase 5 of being convenient for and use.

Specifically, the one end that feed inlet 2 and discharge gate 3 are connected mould main part 1 all is provided with butt joint ring 15, and butt joint ring 15 annular slip and spacing annular 4's inside, through setting up spacing annular 4 and butt joint ring 15 in this embodiment, plays spacing effect, makes the die cavity 5 can more accurate dock with feed inlet 2 and discharge gate 3, guarantees the stability when adjusting and using.

The utility model discloses a theory of operation and use flow: will the utility model discloses install on injection moulding device, need to improve when changing die cavity 5, hold pull ring 11 and stimulate outward, spacing spring 10 is stretched this moment, flexible slider 9 outwards slides in spacing slide 14's inside, spacing inserted block 12 breaks away from the inside that corresponds position spacing groove 13, through mould main part 1 and feed inlet 2, the pivot that discharge gate 3 is connected rotates mould main part 1, make the 5 butt joints of die cavity that correspond in the one end of feed inlet 2 and discharge gate 3, spacing groove 13 that needs to correspond the position this moment and spacing inserted block 12 position correspond, slowly loosen pull ring 11, with spacing inserted block 12 under spacing spring 10's effect, connecting rod 8 and flexible slider 9 reset simultaneously, spacing inserted block 12 inserts the inside that corresponds position spacing groove 13 this moment spacingly, it can to begin to mould plastics.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a plastic conduit coextrusion strip extrusion tooling with adjustable, includes mould main part (1), feed inlet (2) and discharge gate (3), and feed inlet (2) set up in the one end of mould main part (1), and discharge gate (3) set up in the other end, its characterized in that: the two ends of the die main body (1) are both provided with limiting ring grooves (4), the middle parts of the two ends of the die main body (1) which are oppositely provided with the limiting ring grooves (4) are annularly and uniformly penetrated around the die main body (1) and provided with die grooves (5) with different shapes, one end of the feed inlet (2) is fixedly provided with a limit chamber (7), the corresponding end of the discharge outlet (3) is also provided with a limit chamber (7), a connecting rod (8) is arranged between the two limit chambers (7), both ends of the connecting rod (8) are provided with telescopic slide blocks (9), the telescopic sliding block (9) is positioned in the limiting chamber (7), one end of the telescopic sliding block (9) is fixedly connected with a limiting spring (10), the other end of the limiting spring (10) is fixedly connected with the inside of the limiting chamber (7), the annular surface of the die main body (1) is provided with a plurality of limiting grooves (13) corresponding to the number of the die grooves (5).

2. The adjustable plastic pipe co-extrusion strip extrusion die as recited in claim 1, wherein: the die is characterized in that a limiting insert block (12) is fixedly arranged on the surface of one end, close to the die body (1), of the connecting rod (8), the limiting insert block (12) is mutually inserted into a limiting groove (13), and a pull ring (11) convenient to use is fixedly arranged in the middle of the surface of the other end of the connecting rod (8).

3. The adjustable plastic pipe co-extrusion strip extrusion die as recited in claim 1, wherein: spacing slide (14) have all been seted up to the inside of feed inlet (2) and discharge gate (3) one end spacing room (7), flexible slider (9) slides in the inside of spacing slide (14).

4. The adjustable plastic pipe co-extrusion strip extrusion die as recited in claim 1, wherein: one end that feed inlet (2) are connected mould main part (1) is provided with adapter sleeve (6), mould main part (1) obtains both ends and is provided with the connecting axle, the one end integrated into one piece that spacing room (7) were kept away from in feed inlet (2) is provided with adapter sleeve (6), the connecting axle at mould main part (1) both ends is connected with the inside rotation of adapter sleeve (6).

5. The adjustable plastic pipe co-extrusion strip extrusion die as recited in claim 1, wherein: one end of the feed inlet (2) and the discharge outlet (3) connected with the die body (1) is provided with a butt joint ring (15), and the butt joint ring (15) slides annularly to the inside of the limiting ring groove (4).