CN214830826U - Melt-blown die head for melt-blown machine - Google Patents

Abstract

The utility model relates to a melt-blown machine technical field especially relates to a melt-blown die head for melt-blown machine, solves the shortcoming that exists among the prior art, including organism, die holder, with die holder fixed connection's first branch mould and second branch mould, be fixed with first shower nozzle and second shower nozzle respectively on first branch mould and the second branch mould, first shower nozzle sets up with the second shower nozzle relatively and forms the spinneret orifice, and all set up a plurality of hot-air channel that is the circumference equipartition on first branch mould and the second branch mould; the die holder is characterized in that a hollow sealing ring is bonded outside the die holder through an adhesive, and a plurality of second springs which are annularly distributed are fixed between the sealing ring and the outer peripheral surface of the die holder. Through the setting of first minute mould, second minute mould, first shower nozzle and second shower nozzle isotructure, split type is divided in the die head design, and the spinneret orifice forms at the center of two minute moulds, can unpack the die head apart and clear up inside remaining raw materials fast, ensures subsequent the quality of spouting the silk.

Description

Melt-blown die head for melt-blown machine

Technical Field

The utility model relates to a melt-blown machine technical field especially relates to a melt-blown die head for melt-blown machine.

Background

The melt-blown method is a commonly used spinning method in the non-woven fabric manufacturing technology, generally, high-speed hot air with crossed directions is adopted to draw, solidify and form high polymers extruded from die holes, and the method is commonly used for producing non-woven fabrics such as polypropylene fibers, terylene and the like. The melt-blown machine is a core component for manufacturing non-woven fabrics by a melt-blown method, wherein the melt-blown die head is also a core component for realizing high polymer wire drawing forming in the melt-blown machine, and the design of the melt-blown die head directly influences the length, uniformity, toughness, fineness and other aspects of wire drawing, thereby having decisive influence on the final cloth finished product.

Melt-blown die head among the prior art is the setting of an organic whole structure, however the inside of shower nozzle remains the raw materials easily, influences the quality of follow-up spouting the silk, and the die head on the market all adopts parts such as bolt, screw installation in addition, need consume a large amount of man-hours when changing the maintenance to the die head.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of influencing the spinning quality and consuming the working hours in the prior art, and providing a melt-blowing die head for a melt-blowing machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a melt-blowing die head for a melt-blowing machine comprises a machine body, a die holder, a first die and a second die which are fixedly connected with the die holder, wherein a first spray head and a second spray head are respectively fixed on the first die and the second die, the first spray head and the second spray head are oppositely arranged to form a spinneret orifice, and a plurality of hot air channels which are uniformly distributed circumferentially are respectively arranged on the first die and the second die;

the die holder is characterized in that a hollow sealing ring is bonded outside the die holder through an adhesive, and a plurality of second springs which are annularly distributed are fixed between the sealing ring and the outer peripheral surface of the die holder.

Preferably, the top and the bottom of the machine body are respectively welded with a support, a pressure rod is slidably arranged on the supports, a pressing block is welded at the end part of the pressure rod, and the machine body is provided with symmetrically arranged mounting grooves;

and an L-shaped mounting plate is fixed on one side of each of the first die and the second die through screws.

Preferably, a sliding hole is formed in the support, and the pressure lever is embedded in the sliding hole.

Preferably, the outside cover of depression bar is equipped with first spring, the both ends of first spring respectively with briquetting and support fixed connection, and the top of depression bar is provided with the dog of an organic whole structure.

Preferably, the first mold and the second mold are welded with locking plates on two sides, and mounting holes are formed in the locking plates.

The utility model has the advantages that:

1. the utility model discloses in through the setting of first minute mould, second minute mould, first shower nozzle and second shower nozzle isotructure, with the split type in the die head design, the spinneret orifice forms at the center of two minute moulds, can unpack the die head apart and clear up inside remaining raw materials fast, ensures subsequent the quality of spouting the silk.

2. The utility model discloses in through the setting of briquetting, depression bar, mounting panel, sealing washer isotructure, the die head adopts the briquetting fixed with the mounting panel cooperation, easy dismounting, and the setting of cooperation sealing washer can guarantee the leakproofness of die head department, and the personnel of being convenient for change and maintain the die head.

Drawings

Fig. 1 is a schematic structural diagram of a melt-blowing die head for a melt-blowing machine according to the present invention;

fig. 2 is a schematic structural diagram of the die head provided by the present invention;

fig. 3 is a front cross-sectional view of the die head of the present invention.

In the figure: the device comprises a machine body 1, a die holder 2, a first die parting 21, a second die parting 22, a first spray head 23, a second spray head 24, a hot air channel 3, a locking plate 4, a mounting plate 5, a pressing block 6, a support 7, a pressing rod 8, a first spring 9, a stop block 10, a sealing ring 11 and a second spring 12.

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.

Referring to fig. 1-3, a melt-blowing die head for a melt-blowing machine comprises a machine body 1, a die holder 2, a first sub-die 21 and a second sub-die 22 fixedly connected with the die holder 2, wherein a first spray head 23 and a second spray head 24 are respectively fixed on the first sub-die 21 and the second sub-die 22, the first spray head 23 and the second spray head 24 are oppositely arranged to form a spinneret orifice, and a plurality of hot air channels 3 which are uniformly distributed circumferentially are respectively arranged on the first sub-die 21 and the second sub-die 22; a hollow sealing ring 11 is bonded outside the die holder 2 through an adhesive, and a plurality of second springs 12 which are distributed annularly are fixed between the sealing ring 11 and the outer peripheral surface of the die holder 2.

Wherein, divide the mould through first branch mould 21, the second divides the mould 22, the setting of first shower nozzle 23 and second shower nozzle 24 isotructure, divide the style of style with the die head design, the spinneret orifice forms at the center of two branch moulds, can unpack the die head apart and clear up inside residual raw materials fast, ensure subsequent spinning quality, through briquetting 6, depression bar 8, mounting panel 5, the setting of sealing washer 11 isotructure, the die head adopts briquetting 6 and mounting panel 5 cooperation fixed, easy dismounting, the leakproofness that can guarantee die head department is set up to cooperation sealing washer 11, the personnel of being convenient for change and maintain the die head.

The top and the bottom of the machine body 1 are respectively welded with a support 7, a pressure rod 8 is arranged on the support 7 in a sliding manner, the end part of the pressure rod 8 is welded with a pressing block 6, and the machine body 1 is provided with symmetrically arranged mounting grooves; first branch mould 21 and second divide one side of mould 22 all to have through the fix with screw mounting panel 5 that is "L" shape, the slide opening has been seted up to support 7's inside, depression bar 8 embedding is in the inside of slide opening, the outside cover of depression bar 8 is equipped with first spring 9, the both ends of first spring 9 respectively with briquetting 6 and support 7 fixed connection, and the top of depression bar 8 is provided with the dog 10 of a body structure, locking plate 4 has all been welded to the both sides of first branch mould 21 and second branch mould 22, the mounting hole has all been seted up on locking plate 4.

In the embodiment, during installation, the die holder 2 is inserted into the output port of the machine body 1, the mounting plate 5 is inserted into the corresponding mounting groove, then the pressing rod 8 is loosened, the two pressing blocks 6 are respectively pressed on one side of the mounting plate 5, so that the first sub-die 21 and the second sub-die 22 are fixed, meanwhile, the sealing ring 11 is filled between the die holder 2 and the machine body 1, and the sealing ring 11 is further extruded by the second springs 12, so that the sealing performance is ensured;

in addition, when the inside residual raw materials of clearance die head, can take off mounting panel 5 to two locking boards 4 are opened, later with first minute mould 21 and second minute mould 22 pull down, then clear up the inside of two shower nozzles fast, guarantee that the spinneret orifice keeps clean, improve and spout a quality.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. A melt-blown die head for a melt-blown machine comprises a machine body (1), a die holder (2), a first sub-die (21) and a second sub-die (22) which are fixedly connected with the die holder (2), and is characterized in that a first spray head (23) and a second spray head (24) are respectively fixed on the first sub-die (21) and the second sub-die (22), the first spray head (23) and the second spray head (24) are oppositely arranged to form a spinneret orifice, and a plurality of hot air channels (3) which are uniformly distributed circumferentially are respectively arranged on the first sub-die (21) and the second sub-die (22);

the die holder is characterized in that a sealing ring (11) with a hollow structure is bonded to the outer portion of the die holder (2) through an adhesive, and a plurality of second springs (12) which are annularly distributed are fixed between the sealing ring (11) and the outer peripheral surface of the die holder (2).

2. The melt-blowing die head for the melt-blowing machine according to claim 1, characterized in that a support (7) is welded on the top and the bottom of the machine body (1) respectively, a pressure lever (8) is slidably arranged on the support (7), a pressing block (6) is welded on the end of the pressure lever (8), and the machine body (1) is provided with symmetrically arranged mounting grooves;

and L-shaped mounting plates (5) are fixed on one sides of the first split die (21) and the second split die (22) through screws.

3. The melt-blowing die head for the melt-blowing machine according to claim 2, characterized in that a slide hole is formed in the support (7), and the pressure lever (8) is embedded in the slide hole.

4. The melt-blowing die head for the melt-blowing machine according to the claim 2, characterized in that the outside of the compression bar (8) is sleeved with a first spring (9), the two ends of the first spring (9) are respectively fixedly connected with the pressing block (6) and the bracket (7), and the top end of the compression bar (8) is provided with a stop block (10) with an integrated structure.

5. The melt-blowing die head for the melt-blowing machine according to claim 1, characterized in that locking plates (4) are welded on two sides of the first sub-die (21) and the second sub-die (22), and mounting holes are formed in the locking plates (4).

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