CN218196853U

CN218196853U - Plastic hose extrusion die

Info

Publication number: CN218196853U
Application number: CN202222420907.6U
Authority: CN
Inventors: 刘文涛; 刘新良; 姚妍妍
Original assignee: Weihai Wenyan Plastic Technology Co ltd
Current assignee: Weihai Wenyan Plastic Technology Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-01-03
Anticipated expiration: 2032-09-14

Abstract

The utility model discloses a plastic hose extrusion tooling, including the external mold, the inboard of external mold is provided with the mold core, constitutes between external mold and the mold core and extrudes the chamber, and the left side of external mold is provided with the introducing port, and the right side of external mold is provided with the export, and the inside of external mold is provided with the cooling chamber, and the inside injection in cooling chamber has the cooling water to be convenient for cool down the cooling when extruding the hose, improve production efficiency. The outer side of the outer die is provided with a heat insulation layer, the heat insulation layer is made of glass wool, the heat insulation effect is good, the overall temperature of the surface wall of the die is reduced, workers are prevented from being scalded, and the heat insulation layer is fixedly connected with the outer wall of the outer die through a plurality of connecting ribs, so that the temperature of the heat insulation layer is further reduced, and the overall heat insulation effect is improved. The outer wall fixedly connected with radiation shield casing of insulating layer, the radiation shield casing is aluminum alloy and the mesh that a plurality of evenly distributed were seted up to the outer wall, reduces weight and uses the material when guaranteeing the reduce temperature, and the practicality is strong.

Description

Plastic hose extrusion die

Technical Field

The utility model relates to an extrusion tooling technical field specifically is a plastic hose extrusion tooling.

Background

The plastic hose extrusion die is simple in structure, simple in processing technology, widely used in hose extrusion production, capable of improving production efficiency, safe, reliable, wide in application range, low in cost and long in service life.

When current plastic hose extrusion tooling was used, the hose can not dispel the heat fast behind extrusion moulding, and the extension makes the required time of finished product to lead to production efficiency to hang down, simultaneously in extruding operation process, because the mould temperature is higher, when someone contact the mould by accident, probably cause the scald problem, cause unnecessary injury for personnel's health.

Disclosure of Invention

An object of the utility model is to provide a plastic hose extrusion tooling has and is convenient for cool down the cooling to the hose when extruding, improves production efficiency, has good thermal-insulated effect, reduces the holistic temperature of mould table wall, avoids scalding workman's characteristics.

In order to achieve the above purpose, the utility model provides a following technical scheme: a plastic hose extrusion die comprises an outer die, wherein a die core is arranged on the inner side of the outer die, an extrusion cavity is formed between the outer die and the die core, a guide inlet is formed in the left side of the outer die, a guide outlet is formed in the right side of the outer die, a cooling cavity is formed in the outer die, and the outer wall of the outer die is arranged on a water inlet pipe and a water outlet pipe which are communicated with the inside of the cooling cavity. The outer side of the outer die is provided with a heat insulation layer, a plurality of uniformly distributed connecting ribs are fixedly connected between the outer die and the heat insulation layer, and the outer wall of the heat insulation layer is fixedly connected with a heat insulation sleeve.

In order to avoid the mould scald workman, as the utility model discloses a plastic hose extrusion tooling is preferred, and the insulating layer is the glass cotton.

In order to improve thermal-insulated effect, as the utility model discloses a plastic hose extrusion tooling is preferred, and the cell that a plurality of evenly distributed was seted up for aluminum alloy and outer wall to the radiation shield sleeve.

In order to facilitate the injection and the discharge of cooling water, as the utility model discloses a plastic hose extrusion tooling is preferred, inlet tube and outlet pipe run through insulating layer and radiation shield and extend to the outside of radiation shield.

In order to guarantee hose hole size and smooth finish, as the utility model discloses a plastic hose extrusion tooling is preferred, one side of mold core is provided with the interface of ventilating, and the through-hole has been seted up to the inside of mold core, and interface and through-hole intercommunication ventilate, the other end intercommunication of through-hole have two air guide holes, and two air guide holes all with extrude the chamber intercommunication.

In order to facilitate the cooling of the hose, as the utility model discloses a plastic hose extrusion tooling is preferred, and the inside injection in cooling chamber has the cooling water.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the cooling cavity is formed in the outer die, and cooling water is injected into the cooling cavity, so that the flexible pipe is cooled when being extruded, and the production efficiency is improved.

The outside of external mold is provided with the insulating layer, the insulating layer is glass cotton, good thermal-insulated effect has, reduce the holistic temperature of mould table wall, avoid scalding the workman, and the insulating layer is through a plurality of splice bars and external mold outer wall fixed connection, thereby further reduce the temperature of insulating layer self, improve whole thermal-insulated effect, the outer wall of insulating layer still is connected with the radiation shield casing, a plurality of evenly distributed's mesh is seted up for aluminum alloy and outer wall to the radiation shield casing, reduce weight and with the material when guaranteeing the lowering temperature, therefore, the clothes hanger is strong in practicability.

Drawings

FIG. 1 is a sectional view of the whole structure of the present invention;

FIG. 2 is an overall external structure view of the present invention;

FIG. 3 is a left side view of the whole structure of the present invention;

in the figure: 1. an outer mold; 2. a mold core; 3. an extrusion chamber; 4. an inlet port; 5. a lead-out port; 6. a cooling chamber; 7. a water inlet pipe; 8. a water outlet pipe; 9. connecting ribs; 10. a thermal insulation layer; 11. a heat insulation sleeve; 12. a ventilation interface; 13. a through hole; 14. and (4) air vents.

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.

Referring to fig. 1 to 3, the plastic hose extrusion die includes an outer die 1, a die core 2 is disposed inside the outer die 1, an extrusion cavity 3 is formed between the outer die 1 and the die core 2, an inlet 4 is disposed on the left side of the outer die 1, an outlet 5 is disposed on the right side of the outer die 1, a cooling cavity 6 is disposed inside the outer die 1, and the outer wall of the outer die 1 is disposed on a water inlet pipe 7 and a water outlet pipe 8 communicated with the inside of the cooling cavity 6. The outer side of the outer die 1 is provided with a heat insulation layer 10, a plurality of uniformly distributed connecting ribs 9 are fixedly connected between the outer die 1 and the heat insulation layer 10, and the outer wall of the heat insulation layer 10 is fixedly connected with a heat insulation sleeve 11.

In this embodiment: the cooling cavity 6 is arranged inside the outer die 1, and cooling water is injected into the cooling cavity 6, so that the cooling of the hose during extrusion is facilitated, and the production efficiency is improved. And the cooling water can be conveniently injected and discharged into and from the interior of the cooling chamber 6 through the water inlet pipe 7 and the water outlet pipe 8, thereby facilitating the replacement of the cooling water. The outside of external mold 1 is provided with insulating layer 10, insulating layer 10 is the glass cotton, good thermal-insulated effect has, reduce the holistic temperature of mould table wall, avoid scalding the workman, and insulating layer 10 is through a plurality of splice bars 9 and external mold 1 outer wall fixed connection, thereby further reduce the temperature of insulating layer 10 self, improve whole thermal-insulated effect, the outer wall fixedly connected with radiation shield sleeve 11 of insulating layer 10, radiation shield sleeve 11 is aluminum alloy and outer wall and has seted up a plurality of evenly distributed's mesh, reduce weight and with the material when guaranteeing to reduce the temperature, therefore, the clothes hanger is strong in practicability.

The water inlet pipe 7 and the water outlet pipe 8 penetrate through the heat insulation layer 10 and the heat insulation sleeve 11 and extend to the outside of the heat insulation sleeve 11. The water inlet pipe 7 and the water outlet pipe 8 penetrate through the heat insulation layer 10 and the heat insulation sleeve 11 and extend to the outside of the heat insulation sleeve 11, so that cooling water can be conveniently injected into and discharged from the cooling cavity 6.

One side of mold core 2 is provided with vent interface 12, and through-hole 13 has been seted up to the inside of mold core 2, vent interface 12 and through-hole 13 intercommunication, and the other end intercommunication of through-hole 13 has two air guide hole 14, and two air guide hole 14 all communicate with extruding chamber 3. Pressurized gas is injected into the interior of the through-hole 13 through the vent interface 12, and then the gas is introduced into the interior of the extrusion chamber 3 through the two gas-guide holes 14, thereby ensuring the inner hole size and smoothness.

The utility model discloses a theory of operation does:

the cooling cavity 6 is arranged inside the outer die 1, and cooling water is injected into the cooling cavity 6, so that the cooling of the hose during extrusion is facilitated, and the production efficiency is improved. The arrangement of the water inlet pipe 7 and the water outlet pipe 8 is convenient for injecting and discharging cooling water into and out of the cooling cavity 6, and the cooling water is convenient to replace. The outer side of the outer die 1 is provided with the heat insulation layer 10, the heat insulation layer 10 is made of glass wool, the heat insulation effect is good, the temperature of the whole surface wall of the die is reduced, and workers are prevented from being scalded. And insulating layer 10 is through a plurality of splice bars 9 and 1 outer wall fixed connection of external mold to further reduce the temperature of insulating layer 10 self, improve whole thermal-insulated effect, the outer wall fixedly connected with radiation shield 11 of insulating layer 10, radiation shield 11 is aluminum alloy and the outer wall and sets up a plurality of evenly distributed's mesh, reduces weight and material when guaranteeing the lowering temperature, and the practicality is strong.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a plastic hose extrusion tooling, includes external mold (1), its characterized in that: the inner side of the outer die (1) is provided with a die core (2), an extrusion cavity (3) is formed between the outer die (1) and the die core (2), the left side of the outer die (1) is provided with a guide inlet (4), the right side of the outer die (1) is provided with a guide outlet (5), a cooling cavity (6) is arranged inside the outer die (1), and the outer wall of the outer die (1) is arranged on a water inlet pipe (7) and a water outlet pipe (8) which are communicated with the inside of the cooling cavity (6);

the outer side of the outer die (1) is provided with a heat insulation layer (10), a plurality of uniformly distributed connecting ribs (9) are fixedly connected between the outer die (1) and the heat insulation layer (10), and a heat insulation sleeve (11) is fixedly connected to the outer wall of the heat insulation layer (10).

2. The plastic hose extrusion die of claim 1, wherein: the heat insulation layer (10) is made of glass wool.

3. The plastic hose extrusion die of claim 1, wherein: the heat insulation sleeve (11) is made of aluminum alloy, and a plurality of uniformly distributed meshes are formed in the outer wall of the heat insulation sleeve.

4. The plastic hose extrusion die of claim 1, wherein: the water inlet pipe (7) and the water outlet pipe (8) penetrate through the heat insulation layer (10) and the heat insulation sleeve (11) and extend to the outside of the heat insulation sleeve (11).

5. The plastic hose extrusion die of claim 1, wherein: one side of the mold core (2) is provided with a ventilation interface (12), a through hole (13) is formed in the mold core (2), the ventilation interface (12) is communicated with the through hole (13), the other end of the through hole (13) is communicated with two air guide holes (14), and the two air guide holes (14) are communicated with the extrusion cavity (3).

6. The plastic hose extrusion die of claim 1, wherein: and cooling water is injected into the cooling cavity (6).