CN211763349U - Full-biodegradable water-soluble film mold - Google Patents

Abstract

The utility model belongs to water-soluble membrane mould field, concretely relates to water-soluble membrane mould of full biodegradation, including the bottom spirochaeta, the feed inlet has been seted up to the bottom of bottom spirochaeta, the upper end of bottom spirochaeta is provided with the thread head, there is the sleeve bottom spirochaeta upper end through threaded connection, there is the die cover adjustable ring telescopic upper end through threaded connection. The utility model discloses a bottom design feed inlet at the bottom spirochaeta, can make the material misce bene through design die body helical turn structure, the material can fully plasticize and be difficult for taking place to decompose, play the plastify effect after getting into the die body and turning over the wall structure, this structure surface is smooth, can not cause the raw materials to remain, at ejection of compact section design wavy structure, play buffering pressure boost effect, at die orifice discharge end design decompression structure, release extrusion pressure, the raw materials resistance is little, the aircraft nose can not appear the friction and heat up, avoid the sensitive product quality variation that leads to of material.

Description

Full-biodegradable water-soluble film mold

Technical Field

The utility model relates to a water-soluble membrane mould technical field specifically is a water-soluble membrane mould of full biodegradation.

Background

The water soluble film is a novel environment-friendly packaging material which is processed by a special process and can be rapidly degraded by natural factors (H2O), can be rapidly and automatically denatured, decomposed and degraded into low-molecular compounds under the action of the natural factors (H20), and has the function of improving the land. Therefore, it belongs to a novel environment-friendly packaging material. The PVA and corn modified fully biodegradable water soluble film has very strong hygroscopicity. While corn starch is a biological ingredient. Without conventional plasticizing processing. Combines modification and development of a blown film which is prepared by mixing PVA material with organisms and researching and developing a mould. Has super tensile strength and degradation performance. Can be made into water. Is very suitable for chemical industry and melt solid packaging, and makes up for market blank. Truly achieving full biodegradation.

The mold is corrosive due to the stay of the degraded material. Is sensitive to processing temperatures. The PVA material is required to be plasticized for a certain residence time. But also to ensure that the corn starch cannot be decomposed in a short time. While at shutdown. And (4) disassembling the residual materials of the machine head. A bottleneck difficulty is brought to the design of the die. Accordingly, there is a need for improvements in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a water-soluble membrane mould of full biodegradation has solved the problem that the mould is inconvenient to carry out the clearance to residual, has solved the material moreover and has caused the problem that the quality is poor to the mould temperature is sensitive, in addition can be so that the material fully plastify in the time, still be difficult for taking place to decompose.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a water-soluble membrane mould of full biodegradable, includes the bottom spirochaeta, the feed inlet has been seted up to the bottom of bottom spirochaeta, the upper end of bottom spirochaeta is provided with the thread head, there is the sleeve upper end of bottom spirochaeta through threaded connection, there is the die cover adjustable ring telescopic upper end through threaded connection, there is die body spiral rotary structure outside of thread head through threaded connection, die body spiral rotary structure is provided with the die body and turns over the wall structure, the die body turns over wall structure and die body spiral rotary structure formula structure as an organic whole structure, the upper end of die body spiral rotary structure is provided with the nib.

Preferably, the side surface of the bottom spiral body is provided with an air feeding hole, and the air feeding hole is communicated with the feeding hole.

Preferably, the thread head and the bottom spiral body are of an integrated structure, and an external thread is formed in the outer side of the thread head.

Preferably, a through hole is formed in the center of the threaded head and communicated with the feed inlet.

Preferably, the middle part of the upper end of the spiral rotating structure of the die body is provided with a thread groove, an internal thread is arranged in the thread groove, and the internal thread is locked with the external thread of the thread head through a thread.

Preferably, the die orifice and the die body spiral rotating structure are of an integrated structure, an extrusion gap exists between the outer side of the die orifice and the die cover adjusting ring, and the gap is provided with a wavy structure.

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

1. the utility model discloses a bottom design feed inlet at the bottom spirochaeta, can make the material misce bene through design die body helical turn structure, the material can fully plasticize and be difficult for taking place to decompose, play the plastify effect after getting into the die body and turning over the wall structure, this structure surface is smooth, can not cause the raw materials to remain, at ejection of compact section design wavy structure, play buffering pressure boost effect, at die orifice discharge end design decompression structure, release extrusion pressure, the raw materials resistance is little, the aircraft nose can not appear the friction and heat up, avoid the sensitive product quality variation that leads to of material.

2. The utility model discloses a die orifice and die body spiral structure of changeing adopt overall structure to be convenient for clear up, and fixed mode is the auto-lock structure, dismantles and need not twist the screw, only need the opposite direction gyration can, it is convenient to dismantle, and the clearance is simple, because the die body turns over the wall structure and does not have the helicla flute only need, tears the clearance feeding spiral open, and the feeding helicla flute adopts the right angle curved surface not have any dead angle, even have the material to remain only need do slightly clear up can, the clearance remains the convenience.

Drawings

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

fig. 2 is a front view of fig. 1 of the present invention;

fig. 3 is a top view of fig. 1 according to the present invention.

In the figure: 1. a bottom spiral; 11. a feed inlet; 12. air holes are added; 13. a screw head; 14. a through hole; 2. a sleeve; 3. a die cover adjusting ring; 4. the mold body is in a spiral rotating structure; 41. a thread groove; 5. a mould body wall turning structure; 6. and (4) a die orifice.

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

Please refer to fig. 1-3, a water-soluble membrane mould of full biodegradation, including bottom spirochaeta 1, feed inlet 11 has been seted up to the bottom of bottom spirochaeta 1, design through feed inlet 11, be used for the input raw materials, the upper end of bottom spirochaeta 1 is provided with screw thread 13, there is sleeve 2 upper end of bottom spirochaeta 1 through threaded connection, there is die cover adjustable ring 3 upper end through threaded connection of sleeve 2, there is die body spiral structure 4 outside of screw thread 13 through threaded connection, die body spiral structure 4 is provided with die body and turns over wall structure 5, the die body turns over wall structure 5 and die body spiral structure 4 formula structure as an organic whole, the upper end of die body spiral structure 4 is provided with nib 6, design through the formula structure, can make the dismantlement convenient.

Referring to fig. 1, the side surface of the bottom spiral body 1 is provided with air-filling holes 12, and the air-filling holes 12 are communicated with the feed inlet 11. Through the design of the air charging hole 12, the air charging is carried out.

Referring to fig. 1, the screw head 13 and the bottom screw 1 are an integral structure, and an external thread is formed on the outer side of the screw head 13. Through the design of the thread head 13, the thread head is convenient to be matched with the die body spiral rotating structure 4.

Referring to fig. 1, a through hole 14 is formed in the center of the screw head 13, and the through hole 14 is communicated with the feed port 11. The through-hole 14 is designed for venting.

Referring to fig. 1, a thread groove 41 is formed in the middle of the upper end of the mold body spiral structure 4, an internal thread is formed in the thread groove 41, and the internal thread is locked with the external thread of the thread head 13 through a thread. The thread locking structure can be formed by the thread groove 41 and the thread head 13, and the disassembly is convenient.

Referring to fig. 1, the die orifice 6 and the die body spiral rotating structure 4 are an integral structure, and an extrusion gap is formed between the outer side of the die orifice 6 and the die cover adjusting ring 3, and the gap is provided with a wavy structure. The extrusion gap is used for extruding the thin film, and the design of the wavy structure plays a role in buffering and pressurizing.

The utility model discloses the concrete implementation process as follows: according to the scheme, the feed inlet 11 is designed at the bottom of the bottom spiral body 1, materials can be uniformly mixed by designing the mold body spiral rotating structure 4, the materials can be fully plasticized and are not easy to decompose, a plasticizing effect is achieved after the materials enter the mold body wall turning structure 5, the surface of the structure is smooth, raw material residues cannot be caused, a wavy structure is designed at the discharging section to achieve a buffering and pressurizing effect, a pressure reducing structure is designed at the discharging end of the mold opening 6, extrusion pressure is released, resistance of the raw materials is small, friction and temperature increase cannot occur to a machine head, and the problem that the quality of products is poor due to material sensitivity is avoided; adopt overall structure to be convenient for clear up through die orifice 6 and die body spiral structure 4, fixed mode is the auto-lock structure, dismantles need not twist the screw, only need the opposite direction gyration can, it is convenient to dismantle, and the clearance is simple, because the die body turns over wall structure 5 and does not have the helicla flute only need, tears the clearance feeding spiral open, and the feeding helicla flute adopts the right angle curved surface not have any dead angle, even have the material to remain only need do slightly clear up can, the clearance remains the convenience.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a water-soluble membrane mould of full biodegradable, includes bottom spirochaeta (1), its characterized in that: feed inlet (11) have been seted up to the bottom of bottom spirochaeta (1), the upper end of bottom spirochaeta (1) is provided with screw thread head (13), there is sleeve (2) upper end of bottom spirochaeta (1) through threaded connection, there is die cover adjustable ring (3) upper end of sleeve (2) through threaded connection, there is die body helical turn structure (4) in the outside of screw thread head (13) through threaded connection, die body helical turn structure (4) are provided with die body and turn over wall structure (5), die body turns over wall structure (5) and die body helical turn structure (4) formula structure as an organic whole, the upper end of die body helical turn structure (4) is provided with nib (6).

2. The fully biodegradable water-soluble film mold according to claim 1, wherein: the side surface of the bottom spiral body (1) is provided with an air adding hole (12), and the air adding hole (12) is communicated with the feeding hole (11).

3. The fully biodegradable water-soluble film mold according to claim 1, wherein: the screw head (13) and the bottom spiral body (1) are of an integrated structure, and external threads are formed in the outer side of the screw head (13).

4. The fully biodegradable water-soluble film mold according to claim 1, wherein: a through hole (14) is formed in the center of the threaded head (13), and the through hole (14) is communicated with the feed port (11).

5. The fully biodegradable water-soluble film mold according to claim 1, wherein: the die body spiral structure is characterized in that a thread groove (41) is formed in the middle of the upper end of the die body spiral structure (4), an internal thread is formed in the thread groove (41), and the internal thread is locked with an external thread of the thread head (13) through threads.

6. The fully biodegradable water-soluble film mold according to claim 1, wherein: the die orifice (6) and the die body spiral rotating structure (4) are of an integrated structure, an extrusion gap exists between the outer side of the die orifice (6) and the die cover adjusting ring (3), and the gap is provided with a wavy structure.

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