CN212223160U

CN212223160U - Double-component melt-blown plate component

Info

Publication number: CN212223160U
Application number: CN202022547673.2U
Authority: CN
Inventors: 孙照敏
Original assignee: Changzhou Huiwu Precision Machinery Co ltd
Current assignee: Changzhou Huiwu Precision Machinery Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2020-12-25
Anticipated expiration: 2030-11-06

Abstract

The utility model provides a two ingredient melt-blown board subassembly, including the break plate, the break plate is closely installed by last break plate and lower break plate thread tightening, the feed plate is installed to last break plate top, the feed plate surface is evenly opened has a plurality of feed inlets of group, the feed inlet includes A component mouth and B component mouth, it has B component water conservancy diversion hole and two A component water conservancy diversion holes to go up the break plate to open, B component water conservancy diversion hole sets up between two A component water conservancy diversion holes, A component water conservancy diversion hole and B component water conservancy diversion hole run through the lower surface of opening to lower break plate along the axial direction of water conservancy diversion hole at lower break plate upper surface, lower break plate lower surface mounting has the spinneret, be provided with extrusion structure between spinneret upper and lower, there is the air knife below the spinneret, the spinneret extrudes into skin-core structure spinning through; the utility model discloses two-layer break plate about setting the break plate into sets the feed inlet into two-component feed inlet, realizes the mixed material of annotating of two kinds of different raw materialss.

Description

Double-component melt-blown plate component

Technical Field

The utility model belongs to the technical field of weaving equipment, especially, be used for melting melt spinning equipment, concretely relates to two ingredient melt-blown board subassembly.

Background

The main raw material of the melt-blown fabric is polypropylene (PP), and the melt-blown fabric is superfine electrostatic fiber fabric with the fiber diameter of about 2 microns. The network is also called medical mask melt-blown cloth, melt-blown non-woven cloth and mask cloth. The melt-blown fabric is one of non-woven fabrics, and the non-woven fabrics have a plurality of processing technologies, and the melt-blown method is the most common processing technology in the plurality of technologies. The melt blowing method is a spinning method in which a melt of a polymer just extruded is rapidly subjected to high-speed stretching, solidification and molding by means of a high-speed hot gas stream.

The melt-blown assembly in the prior art can only meet melt-blown spinning of single-component raw materials, and the spinning has poor physical strength and cannot better meet the requirements of stretching, positioning, coloring and the like of finished products in the modern process; sheath-core structure spinning in the fiber-forming process, the concurrent structure in which the sheath and the core of the fiber often show significant structural differences due to the influence of conditions is called a sheath-core structure. The surface layer is generally compact in texture, has strong directionality after being stretched, and contributes greatly to strength and hand feeling; the core texture is loose and disordered, and often has great contribution to dyeing performance, and the matching of the two structures has great effect on the comprehensive performance of the fiber.

The melt-blown assembly in the prior art does not meet the requirement of producing skin-core structure spinning, so that the melt-blown assembly capable of producing skin-core structure spinning is needed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the problem that above-mentioned background art provided, provide following technical scheme:

a double-component melt-blown plate assembly comprises a distribution plate, wherein the distribution plate is tightly installed by an upper distribution plate and a lower distribution plate in a threaded fixing manner, a feeding plate is installed above the upper distribution plate and is fixed into an integrated plate through bolts and the distribution plate, a plurality of groups of feeding ports are uniformly formed in the surface of the feeding plate, each feeding port comprises an A component port and a B component port, the upper distribution plate is provided with a B component flow guide hole and two A component flow guide holes, the B component flow guide hole is formed between the two A component flow guide holes, the A component port penetrates through the A component flow guide hole, the B component port penetrates through the B component flow guide hole, the A component flow guide hole and the B component flow guide hole penetrate through the lower surface of the lower distribution plate along the axial direction of the flow guide holes, the lower surface of the lower distribution plate is provided with a spinneret plate, and an extrusion structure is arranged between the upper, an air knife is movably mounted below the spinneret plate, and the spinneret plate is extruded into a sheath-core structure spinning through an extrusion structure and the air knife.

Preferably, the extrusion structure comprises a plurality of material injection heads and a plurality of extrusion holes, the material injection heads are respectively arranged at the position of each B component flow guide hole on the lower surface of the lower distribution plate, the B component flow guide holes penetrate through the upper end of the material injection head to the lower end of the material injection head, the extrusion holes are uniformly formed in the spinneret plate, the material injection heads are arranged in the extrusion holes, extrusion cavities are formed in the outer sides of the extrusion holes and the material injection heads, and the A component flow guide holes are communicated with the extrusion cavities.

Preferably, the lower end of the material injection head is of a conical structure, and the extrusion hole is matched with the material injection head and is provided with a conical hole.

Preferably, the spinneret plate is provided with a discharge hole at the position of the component B diversion hole, the hole bottom of the component A diversion hole and the hole bottom of the component B diversion hole are both communicated with the discharge hole, and the bottom of the discharge hole is communicated with the air knife.

Preferably, a filter screen is further installed between the lower distribution plate and the spinneret plate.

Preferably, electric heating wires are uniformly distributed in the spinneret plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses two-layer break plate about setting the break plate into, set the feed inlet into two kinds of different raw materials, realize the mixed feeding of two kinds of different raw materials, and every B component water conservancy diversion hole department installation extrusion structure in break plate below down, annotate the stub bar and extrude the mobile cavity that forms A component raw materials between the hole, make A component raw materials and B component raw materials through the water conservancy diversion back in A component water conservancy diversion hole and B component water conservancy diversion hole, evenly distributed to the position of extruding that corresponds, make A component raw materials and B component raw materials including the discharge gate department forms B component raw materials, A component raw materials is the parcel structure in the outside, form skin-core structure is extruded to air pressure through the air knife at last, moreover, the steam generator is simple in structure, and low in production.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a top view of an embodiment of the present invention;

fig. 2 is a partial cross-sectional view of an embodiment of the invention;

fig. 3 is an enlarged view of a partial cross-sectional view of an embodiment of the present invention;

the embodiment of the utility model provides a mainly contain following element symbol:

the device comprises a distribution plate-1, an upper distribution plate-2, a component A diversion hole-201, a component B diversion hole-202, a lower distribution plate-3, a feed plate-4, a feed inlet-401, a component A port-402, a component B port-403, a filter screen-5, a spinneret plate-6, a discharge hole-601, an electric heating wire-602, an extrusion structure-7, a material injection head-701, an extrusion hole-702 and an air knife-8.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

As shown in fig. 1 and 2, a two-component melt-blown plate assembly comprises a distribution plate 1, wherein the distribution plate 1 is tightly installed by an upper distribution plate 2 and a lower distribution plate 3 through screw thread fixation, a feed plate 4 is installed above the upper distribution plate 2, the feed plate 4 is fixed to the distribution plate 1 through bolts, a plurality of groups of feed ports 401 are uniformly formed on the surface of the feed plate 4, the feed ports 401 include an a component port 402 and a B component port 403, the upper distribution plate 2 is provided with a B component diversion hole 202 and two a component diversion holes 201, the B component diversion hole 202 is arranged between the two a component diversion holes 201, the a component port 402 penetrates through the a component diversion hole 201, the B component port 403 penetrates through the B component diversion hole 202, the a component diversion hole 201 and the B component diversion hole 202 penetrate through the upper surface of the lower distribution plate 3 along the axial direction of the diversion hole to the lower surface of the lower distribution plate 3, the spinneret plate 6 is arranged on the lower surface of the lower distributing plate 3, an extruding structure 7 is arranged between the upper distributing plate and the lower distributing plate 3 of the spinneret plate 6, an air knife 8 is movably arranged below the spinneret plate 6, and the spinneret plate 6 is extruded into a sheath-core structure spinning through the extruding structure 7 and the air knife 8.

As shown in fig. 3, the extrusion structure 7 includes a plurality of injection heads 701 and a plurality of extrusion holes 702, the plurality of injection heads 701 are respectively installed at each B component guiding hole 202 on the lower surface of the lower distribution plate 3, the B component guiding holes 202 penetrate from the upper end of the injection head 701 to the lower end of the injection head 701, the plurality of extrusion holes 702 are uniformly arranged on the spinneret plate 6, the injection heads 701 are arranged in the extrusion holes 702, extrusion cavities are formed outside the extrusion holes 702 and the injection heads 701, and the two a component guiding holes 201 lead into the extrusion cavities.

The lower end of the injection head 701 is of a conical structure, and the extrusion hole 702 is matched with the injection head 701 and is arranged to be a conical hole; the spinneret plate 6 is provided with a discharge hole 601 at the position of the B component diversion hole 202, the hole bottom of the A component diversion hole 201 and the hole bottom of the B component diversion hole 202 are both communicated with the discharge hole 601, and the bottom of the discharge hole 601 is communicated with the air knife 8.

The utility model discloses set up upper and lower two-layer break plate 1 with break plate 1, set up feed inlet 401 into two components feed inlet 401, realize the mixed feeding of two kinds of different raw materials, and every B component water conservancy diversion hole 202 department installation extrusion structure 7 in 3 below of break plate down, annotate stub bar 701 and extrude the mobile cavity that forms A component raw materials between the hole 702, make A component raw materials and B component raw materials behind the water conservancy diversion of A component water conservancy diversion hole 201 and B component water conservancy diversion hole 202, evenly distributed to the extrusion position that corresponds, make A component raw materials and B component raw materials including the discharge gate department forms B component raw materials, A component raw materials is in the parcel structure in the outside, form skin-core structure is extruded to the air pressure through air knife 8 at last, moreover, the steam generator is simple in structure, and low in production cost.

A filter screen 5 is further arranged between the lower distribution plate 3 and the spinneret plate 6, and the filter screen 5 can play a role in buffering the flow of the raw materials while filtering the two-component raw materials, so that the two-component raw materials are guaranteed to flow warm before being injected.

Electric heating wires 602 are uniformly distributed in the spinneret plate 6, so that heating and heat preservation effects on raw materials can be achieved, and the raw materials are prevented from being solidified in extrusion.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A two component meltblown sheet assembly comprising a distributor plate (1), characterized by: the distributing plate (1) is tightly installed by an upper distributing plate (2) and a lower distributing plate (3) in a threaded fixing mode, a feeding plate (4) is installed above the upper distributing plate (2), the feeding plate (4) is fixed into an integrated plate through bolts and the distributing plate (1), a plurality of groups of feeding holes (401) are uniformly formed in the surface of the feeding plate (4), each feeding hole (401) comprises an A component hole (402) and a B component hole (403), the upper distributing plate (2) is provided with a B component flow guide hole (202) and two A component flow guide holes (201), the B component flow guide hole (202) is arranged between the two A component flow guide holes (201), the A component hole (402) penetrates through the A component flow guide hole (201), the B component hole (403) penetrates through the B component flow guide hole (202), and the A component flow guide hole (201) and the B component flow guide hole (202) penetrate through the upper surface of the lower distributing plate (3) along the axial direction of the flow guide hole to the lower distributing plate (3) The surface, lower surface mounting has spinneret (6) of below distributor plate (3), be provided with between upper and lower distributor plate (3) of spinneret (6) and extrude structure (7), spinneret (6) below movable mounting has air knife (8), spinneret (6) are extruded into skin-core structure spinning through extrusion structure (7) and air knife (8).

2. The meltblown sheet assembly according to claim 1, wherein: the extrusion structure (7) comprises a plurality of material injection heads (701) and a plurality of extrusion holes (702), wherein the material injection heads (701) are respectively arranged at the positions of all B component guide holes (202) on the lower surface of the lower distribution plate (3), the B component guide holes (202) penetrate through the lower end of the material injection heads (701) from the upper ends of the material injection heads (701), the extrusion holes (702) are uniformly formed in the spinneret plate (6), the material injection heads (701) are arranged in the extrusion holes (702), extrusion cavities are formed in the outer sides of the extrusion holes (702) and the material injection heads (701), and the A component guide holes (201) are communicated with the extrusion cavities.

3. The meltblown sheet assembly according to claim 2, wherein: the lower end of the material injection head (701) is of a conical structure, and the extrusion hole (702) is matched with the material injection head (701) and is set to be a conical hole.

4. The meltblown sheet assembly according to claim 3, wherein: the spinneret plate (6) is provided with a discharge hole (601) at the position of the component B diversion hole (202), the hole bottoms of the component A diversion hole (201) and the component B diversion hole (202) are communicated with the discharge hole (601), and the bottom of the discharge hole (601) is communicated with an air knife (8).

5. The meltblown sheet assembly according to claim 4, wherein: and a filter screen (5) is also arranged between the lower distribution plate (3) and the spinneret plate (6).

6. The meltblown sheet assembly according to claim 5, wherein: electric heating wires (602) are uniformly distributed in the spinneret plate (6).