CN212247403U

CN212247403U - Novel melt-blown fabric mould

Info

Publication number: CN212247403U
Application number: CN202020780631.0U
Authority: CN
Inventors: 何小强
Original assignee: Kunsha Plastoolchn Co ltd
Current assignee: Kunsha Plastoolchn Co ltd
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2020-12-29
Anticipated expiration: 2030-05-13

Abstract

The utility model discloses a novel melt-blown fabric mould, which comprises a mould body, a spinneret plate, a filter plate and a splitter plate, wherein an inner mould groove is arranged on the mould body, the upper end of the inner mould groove is fixedly provided with the spinneret plate, the upper end of the spinneret plate is provided with a plurality of spinneret holes, both sides of the spinneret holes are fixedly provided with an upper pressure plate, the connecting surface of the upper pressure plate and the spinneret plate is provided with an exhaust channel, the lower end of the spinneret plate is provided with the filter plate, the filter plate is slidably arranged in the inner mould groove, the lower end of the filter plate is provided with the splitter plate, the lower end of the splitter plate is provided with a lower pressure plate, the lower pressure plate is fixedly arranged at the lower end of the inner mould groove, the upper end surface of the splitter plate is provided with a plurality of heating channels, and a heating device is fixedly arranged in the heating channels, the production cost is reduced, the production efficiency is improved, the temperature control is accurate, and the product quality is ensured.

Description

Novel melt-blown fabric mould

Technical Field

The utility model relates to a blowing mechanical equipment field, more specifically the novel melt-blown fabric mould that says so.

Background

The melt-blown fabric is the most core material of the mask, the melt-blown fabric mainly takes polypropylene as a main raw material, and the fiber diameter can reach 1-5 microns. The superfine fiber with the unique capillary structure increases the number and the surface area of the fiber per unit area, so that the melt-blown fabric has good filtering property, shielding property, heat insulation property and oil absorption property. Can be used in the fields of air and liquid filtering materials, isolating materials, absorbing materials, mask materials, warm-keeping materials, oil absorbing materials, wiping cloth and the like.

The general melt-blown fabric production die is basically a clothes rack type melt-blown die, a die cavity adopts a clothes rack type runner structure, the span of the runner is large, the problem of poor product quality caused by unbalanced feeding temperature is easy to occur, and meanwhile, the die is low in temperature rise speed, the production efficiency is influenced, the production time is wasted, the production cost is improved, and the production is not suitable for production.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a novel melt-blown fabric mould uses the hot runner structure to replace traditional clothes hanger formula runner structure, melts and spouts intensification piece, and reduction in production cost improves production efficiency, and temperature control is accurate, has guaranteed the quality of product.

The utility model provides a novel melt-blown fabric mould, including mould body 1, spinneret 2, filter 3 and flow distribution plate 4, its characterized in that: the utility model discloses a die comprises a die body, including mould body 1, set up interior die cavity 11 on the mould body 1, the upper end fixed mounting of this interior die cavity 11 has spinneret 2, a plurality of spinneret orifices 21 have been seted up to 2 upper ends of this spinneret, the equal fixed mounting in this spinneret orifice 21 both sides has an upper press plate 5, this upper press plate 5 is connected face with spinneret 2 and has been seted up

exhaust duct

51, 2 lower extremes of this spinneret are equipped with filter 3, in 11 including the die cavity of this filter 3 slidable mounting, 3 lower extremes of this filter are equipped with

flow distribution plate

4, 4 lower extremes of this flow distribution plate are equipped with holding down

plate

6, 11 lower extremes in die cavity including this holding down plate 6 fixed mounting, hot runner 41 has been seted up to 4 up the up terminal surface of this flow distribution plate, a plurality of heating tanks 42.

Further, the hot runner 41 is a square-shaped runner 44, the square-shaped runner 44 includes a plurality of small square-shaped hot runners 45 with the same size, and a feeding port 46 is formed in the hot runner 41.

Further, the heating grooves 42 include a plurality of heating grooves shaped like a Chinese character 'hui', each heating groove 42 is disposed on the opposite surface of each small hot runner 45 shaped like a Chinese character 'hui', and a heating device 43 is fixedly mounted in each heating groove 42.

Furthermore, the material inlet 46 is opened at the center of the flow distribution plate 4, and the material inlet 46 is fixedly connected with a material inlet joint 47, and the material inlet joint 47 penetrates through the lower pressing plate 6 and is fixedly connected with the lower pressing plate 6.

The utility model provides a novel melt-blown fabric mould possesses following beneficial effect:

the utility model discloses use the hot runner structure to replace traditional clothes hanger formula runner structure, melt and spout intensification piece, reduction in production cost improves production efficiency, and temperature control is accurate, has guaranteed the quality of product.

Drawings

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

FIG. 2 is a left side sectional view of the present invention;

fig. 3 is a top view of the flow distribution plate of the present invention;

fig. 4 is a bottom view of the flow distribution plate of the present invention.

Reference numerals

1. A mold body; 2. a spinneret plate; 3. a filter plate; 4. a flow distribution plate; 11. an inner mold cavity; 21. a spinneret orifice; 5, an upper pressing plate; 51. an exhaust groove; 6. a lower pressing plate; 41. a hot runner; 42. a heating tank; 43. a heating device; a square-shaped flow channel; 45. a small square hot runner; 46. a feeding port; 47. and a feeding joint.

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. 1-4, the present invention provides a technical solution: the utility model provides a novel melt-blown fabric mould, includes mould body 1, spinneret 2, filter 3 and flow distribution plate 4, its characterized in that: the utility model discloses a die comprises a die body, including mould body 1, set up interior die cavity 11 on the mould body 1, the upper end fixed mounting of this interior die cavity 11 has spinneret 2, a plurality of spinneret orifices 21 have been seted up to 2 upper ends of this spinneret, equal fixed mounting in this spinneret orifice 21 both sides has an upper plate 5, this upper plate 5 is connected the face with spinneret 2 and has been seted up

exhaust duct

51, 2 lower extremes of this spinneret are equipped with filter 3, in die cavity 11 including this filter 3 slidable mounting, 3 lower extremes of this filter are equipped with

flow distribution plate

plate

6, 11 lower extremes in die cavity including this holding down plate 6 fixed mounting, hot runner 41 has been seted up to 4 up end of this flow distribution plate, a plurality of heating tanks 42 have been seted up to.

The hot runner 41 is a square-shaped runner 44, the square-shaped runner 44 includes a plurality of small square-shaped hot runners 45 with the same size, and a feeding port 46 is formed in the hot runner 41.

The heating grooves 42 include a plurality of heating grooves shaped like a Chinese character 'hui', each heating groove 42 is arranged on the opposite surface of each small hot runner shaped like a Chinese character 'hui', and a heating device 43 is fixedly arranged in each heating groove 42.

The feeding port 46 is opened at the center of the flow distribution plate 4, the feeding port 46 is fixedly connected with a feeding joint 47, and the feeding joint 47 penetrates through the lower pressing plate 6 to be fixedly connected with the lower pressing plate 6.

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

1. The utility model provides a novel melt-blown fabric mould, includes mould body (1), spinneret (2), filter (3) and flow distribution plate (4), its characterized in that: an inner die cavity (11) is arranged on the die body (1), a spinneret plate (2) is fixedly arranged at the upper end of the inner die cavity (11), the upper end of the spinneret plate (2) is provided with a plurality of spinneret orifices (21), both sides of the spinneret orifices (21) are fixedly provided with an upper pressing plate (5), the connection surface of the upper pressure plate (5) and the spinneret plate (2) is provided with an exhaust groove (51), the lower end of the spinneret plate (2) is provided with a filter plate (3), the filter plate (3) is arranged in the inner die cavity (11) in a sliding way, the lower end of the filter plate (3) is provided with a splitter plate (4), the lower end of the splitter plate (4) is provided with a lower pressure plate (6), the lower pressure plate (6) is fixedly arranged at the lower end of the inner die cavity (11), the upper end surface of the flow distribution plate (4) is provided with a hot runner (41), a plurality of heating grooves (42) are formed in the lower end face of the flow distribution plate (4), and heating devices (43) are fixedly mounted in the heating grooves (42).

2. The novel meltblown fabric die of claim 1, wherein: the hot runner (41) is a square-shaped runner (44), the square-shaped runner (44) comprises a plurality of small square-shaped hot runners (45) with the same size, and a feeding port (46) is formed in the hot runner (41).

3. The novel meltblown fabric die of claim 1, wherein: the heating grooves (42) comprise a plurality of heating grooves shaped like a Chinese character 'hui', each heating groove (42) is arranged on the opposite surface of each small-hui-shaped hot runner (45), and a heating device (43) is fixedly arranged in each heating groove (42).

4. The novel meltblown fabric die of claim 2, wherein: the feeding port (46) is arranged at the center of the flow distribution plate (4), the feeding port (46) is fixedly connected with a feeding joint (47), and the feeding joint (47) penetrates through the lower pressing plate (6) and is fixedly connected with the lower pressing plate (6).