CN218812271U

CN218812271U - Melt-blown die head composite structure

Info

Publication number: CN218812271U
Application number: CN202223005224.0U
Authority: CN
Inventors: 乐登祥; 孙虎; 汪海飞
Original assignee: Shenghuo Precision Machinery Changzhou Co ltd
Current assignee: Shenghuo Precision Machinery Changzhou Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-04-07
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses a melt-blown die head integrated configuration, including feed plate, spinneret and air current board, feed plate, spinneret and air current board are from last to setting gradually down, be equipped with the polymer feed inlet in the feed plate, be equipped with the bulge in the middle of the spinneret bottom, be equipped with the nozzle in the spinneret, state air current board and be equipped with the guide post all around, be equipped with the guide way of cooperation guide post around feed plate and the spinneret, be equipped with first ejecting cylinder on the air current board, first ejecting cylinder's output is connected with first liftout rod, be equipped with the first liftout groove of the first liftout rod of cooperation on the spinneret, the utility model discloses it is convenient to dismantle, the maintenance of being convenient for.

Description

Melt-blown die head composite structure

Technical Field

The utility model belongs to the technical field of melt-blown apparatus, concretely relates to melt-blown die head integrated configuration.

Background

The melt-blown method is a common textile method in textile fabric manufacturing technology, and is mainly characterized in that high-speed hot air with poor direction is adopted in a melt-blown machine to draw, solidify and form high polymers based in a die hole, the melt-blown method is commonly used for producing non-woven fabrics such as polypropylene fibers and terylene, a melt-blown die head is the core of the melt-blown machine, the existing melt-blown die head has high cost and complex installation, and is not beneficial to the production of small and medium-sized enterprises.

The application number is 2020233032729's chinese utility model discloses a melt-blown die head composite set, including extrusion tooling, extrusion tooling is connected with a spinneret die head, be equipped with the fuse-element runner in the extrusion tooling, fuse-element runner intercommunication has the subchannel, the subchannel includes the homogenization section of perpendicular setting and the leading-in section of annular distribution, the spinneret die head can be dismantled and be connected with the orifice die head, spinneret die head and orifice die head are the ring shape, and the orifice die head sets up in the spinneret die head outside, be equipped with the blowout runner of annular distribution in the spinneret die head, the symmetry is equipped with the air flue in the spinneret die head, spinneret die head lateral surface is equipped with the die point, orifice die head medial surface is equipped with the round platform groove, form between round platform groove and the die point and pull the air cavity, the output intercommunication of air flue pulls the air cavity, orifice die head lateral surface is equipped with the spinneret orifice that communicates with the round platform groove. The scheme can facilitate cleaning and replacing the die head assembly. But the assembly still can not achieve the effect of quick disassembly, and after the bolts are disassembled, the corresponding plates are connected together without gaps, so that the plates are difficult to separate.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a melt-blown die head integrated configuration, including feed plate, spinneret and air current board, feed plate, spinneret and air current board set gradually from last to bottom, be equipped with the polymer feed inlet in the feed plate, be equipped with the bulge in the middle of the spinneret bottom, be equipped with the nozzle in the spinneret, the top of nozzle is connected with the polymer feed inlet, the diameter of nozzle reduces gradually from top to bottom, the bottom of nozzle is the spinneret orifice, the middle indent slope of air current board and with the lateral wall phase-match of bulge, be formed with the guiding gutter between the part of the middle indent slope of air current board and the bulge lateral wall, guiding gutter one end is connected with the air cavity, the other end of guiding gutter is located the outside of spinneret orifice, be equipped with the guide post around the air current board, be equipped with the guide gutter of cooperation guide post around feed plate and spinneret, be equipped with first ejecting cylinder on the spinneret, the output of first ejecting cylinder is connected with first ejecting rod, be equipped with the first ejecting groove of the first ejecting rod of cooperation on the spinneret.

Preferably, a second ejection cylinder is arranged on the feeding plate, the output end of the second ejection cylinder is connected with a second ejection rod, and a second ejection groove matched with the second ejection rod is arranged on the spinneret plate.

Preferably, the feeding plate is provided with upper clamping plates on two sides, the spinneret plate is provided with lower clamping plates on two sides, a clamping rod is arranged at the bottom of the upper clamping plate, an annular groove is formed below the clamping rod, a fixing clamping strip plate and a movable clamping strip plate are arranged on the lower clamping plate, a plurality of fixing holes are formed in the fixing clamping strip plate, a plurality of movable holes are formed in the movable clamping strip plate, strip-shaped holes are further formed in the movable clamping strip plate, and the strip-shaped holes are communicated with the movable holes.

Preferably, the aperture of each spinneret orifice is 0.2-0.4mm.

Preferably, a heating resistor is arranged around the nozzle.

The utility model has the advantages that:

1. set up ejecting cylinder cooperation guide post and guide way in this application, when needs are dismantled the die head, it can accomplish the dismantlement to be ejecting with corresponding plate through ejecting cylinder.

2. Still be equipped with cardboard and lower cardboard in this application, during the equipment for the fixing clip slat aligns with the activity cardboard board, and the activity hole aligns with the fixed orifices one by one, then goes up the kelly on the cardboard and inserts fixed orifices and activity hole, and the ring channel on the kelly is parallel with the activity hole this moment, and the pulling activity cardboard board makes the skew fixed orifices of activity hole, lets the limit in bar hole remove to the ring channel of kelly in, reaches the purpose that blocks.

Drawings

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

FIG. 2 is a structural view of the upper clamping plate and the lower clamping plate of the present invention;

FIG. 3 is a structural view of the fixing lath plate of the present invention;

FIG. 4 is a structural view of the movable lath plate of the present invention;

in the figure: the device comprises a feed plate 1, a spinneret plate 2, an airflow plate 3, a polymer feed inlet 4, a bulge 5, a nozzle 6, a spinneret orifice 7, a diversion trench 8, an air cavity 9, a guide post 10, a guide trench 11, a first ejection cylinder 12, a first ejection rod 13, a first ejection trench 14, a second ejection cylinder 15, a second ejection rod 16, a second ejection trench 17, an upper clamping plate 18, a lower clamping plate 19, a clamping rod 20, an annular groove 21, a fixed clamping plate 22, a movable clamping plate 23, a fixed hole 24, a movable hole 25, a strip-shaped hole 26 and a heating resistor 27.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

Example 1

As shown in fig. 1-4, a melt-blowing die head assembly structure includes a feed plate 1, a spinneret plate 2 and a gas flow plate 3, the feed plate 1, the spinneret plate 2 and the gas flow plate 3 are sequentially arranged from top to bottom, a polymer feed port 4 is formed in the feed plate, a protruding portion 5 is formed in the middle of the bottom of the spinneret plate 2, a nozzle 6 is formed in the spinneret plate 2, the top of the nozzle 6 is connected to the polymer feed port 4, the diameter of the nozzle 6 is gradually reduced from top to bottom, a spinneret orifice 7 is formed at the bottom of the nozzle 6, the diameter of the spinneret orifice 7 is 0.2-0.4mm, a guide groove 8 is formed between the middle concave inclined portion of the gas flow plate 3 and the side wall of the protruding portion 5, one end of the guide groove 8 is connected to an air cavity 9, the other end of the guide groove 8 is located outside the spinneret orifice 7, guide pillars 10 are formed around the gas flow plate 3, guide grooves 11 for matching the guide pillars 10 are formed around the feed plate 1 and the spinneret plate 2, a first gas ejection cylinder 12 is arranged on the feed plate 3, an output end of the first ejection cylinder 12 is connected to a first ejection rod 13, and a first ejection rod 14 for the first ejection rod 13 is arranged on the spinneret plate 2. The feeding plate 1 is provided with a second ejection cylinder 15, the output end of the second ejection cylinder 15 is connected with a second ejection rod 16, the spinneret plate 2 is provided with a second ejection groove 17 matched with the second ejection rod 16, and the periphery of the nozzle 6 is provided with a heating resistor 27.

This embodiment is when assembling, earlier with spinneret 2 and guide plate butt joint, then with feed plate 1 and spinneret 2 butt joint, three plate docks through guide post 10 and guide way 11, connects through modes such as bolts after the butt joint is accomplished, when needs are dismantled, at first demolish the bolt, later through ejecting cylinder, ejecting with spinneret 2, produce the gap between spinneret 2, feed plate 1 and the guide plate, so can convenient to detach.

Example 2

This embodiment and embodiment 1 have the same part, 1 both sides of feed plate are equipped with cardboard 18, 2 both sides of spinneret are equipped with down cardboard 19, the bottom of going up cardboard 18 is equipped with kelly 20, the below of kelly 20 is equipped with ring channel 21, be equipped with fixed card slat 22 and activity card slat 23 on the cardboard 19 down, be equipped with a plurality of fixed orificess 24 on the fixed card slat 22, be equipped with a plurality of movable orifices 25 on the activity card slat 23, still be equipped with bar hole 26 on the activity card slat 23, bar hole 26 and each movable orifice 25 intercommunication. During the equipment, make fixed lath 22 and activity lath 23 align, activity hole 25 aligns with fixed orifices 24 one by one, then go up card pole 20 on the cardboard 18 and insert fixed orifices 24 and activity hole 25, ring channel 21 on the card pole 20 parallels with activity hole 25 this moment, pulling activity lath 23 makes the skew fixed orifices 24 of activity hole 25, let the limit of bar hole 26 remove to in the ring channel 21 of card pole 20, reach the mesh that blocks, when needing the separation, only need pulling activity lath 23 return again can, this device need not the bolt and fixes, fixed mode is simple, further increase the simplicity and convenience that the device dismantled.

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. A melt-blown die head composite structure is characterized in that: the device comprises a feeding plate (1), a spinneret plate (2) and an air flow plate (3), wherein the feeding plate (1), the spinneret plate (2) and the air flow plate (3) are sequentially arranged from top to bottom, a polymer feeding hole (4) is formed in the feeding plate (1), a protruding part (5) is arranged in the middle of the bottom of the spinneret plate (2), a nozzle (6) is arranged in the spinneret plate (2), the top of the nozzle (6) is connected with the polymer feeding hole (4), the diameter of the nozzle (6) is gradually reduced from top to bottom, a spinneret hole (7) is formed in the bottom of the nozzle (6), the air flow plate (3) is inwards inclined in the middle and matched with the side wall of the protruding part (5), a flow guide groove (8) is formed between the part of the air flow plate (3) which is inwards inclined in the middle and the side wall of the protruding part (5), one end of the flow guide groove (8) is connected with an air cavity (9), the other end of the flow guide groove (8) is positioned on the outer side of the spinneret hole (7), guide columns (10) are arranged on the periphery of the feeding plate (3), a first ejection cylinder (12) is connected with a guide column (12) matched with an air ejection cylinder (12), and a first ejection groove (14) matched with the first ejection rod (13) is formed in the spinneret plate (2).

2. The meltblowing die assembly structure of claim 1, wherein: the feeding plate (1) is provided with a second ejection cylinder (15), the output end of the second ejection cylinder (15) is connected with a second ejection rod (16), and the spinneret plate (2) is provided with a second ejection groove (17) matched with the second ejection rod (16).

3. The meltblowing die assembly structure of claim 2, wherein: feed plate (1) both sides are equipped with cardboard (18), cardboard (19) are equipped with down on the both sides of spinneret (2), the bottom of going up cardboard (18) is equipped with kelly (20), the below of kelly (20) is equipped with ring channel (21), be equipped with fixing clip slat (22) and activity cardboard slat (23) down on cardboard (19), be equipped with a plurality of fixed orificess (24) on fixing clip slat (22), be equipped with a plurality of activity holes (25) on activity cardboard slat (23), still be equipped with bar hole (26) on activity cardboard (23), bar hole (26) and each activity hole (25) intercommunication.

4. A meltblowing die assembly in accordance with claim 3 wherein: the aperture of each spinneret orifice (7) is 0.2-0.4mm.

5. The meltblowing die assembly structure of claim 4, wherein: and a heating resistor (27) is arranged around the nozzle (6).