CN212147221U - Double-flow-passage melt-blowing die - Google Patents
Double-flow-passage melt-blowing die Download PDFInfo
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- CN212147221U CN212147221U CN202020766552.4U CN202020766552U CN212147221U CN 212147221 U CN212147221 U CN 212147221U CN 202020766552 U CN202020766552 U CN 202020766552U CN 212147221 U CN212147221 U CN 212147221U
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Abstract
The utility model belongs to the technical field of the mould and specifically relates to double fluid passage melts moulds of spouting. This mould includes hot runner composite sheet, spout flitch and jet-propelled clamp plate, be fixed with the spout flitch on the hot runner composite sheet, spout flitch both sides and be fixed with the jet-propelled clamp plate of two mutual symmetries respectively, jet-propelled clamp plate and spout and be equipped with the runner of giving vent to anger between the flitch, be equipped with two air flues in the jet-propelled clamp plate, two air flues in the jet-propelled clamp plate communicate each other, one of them air flue is linked together with the runner of giving vent to anger, be equipped with the material runner in the hot runner composite sheet, be equipped with the discharge opening on the spout flitch, the. The material enters the material spraying plate through the hot runner composite plate and is discharged from the top of the material spraying plate. The air injection pressing plate generates uniform air flow, the air flow is sprayed out from an air outlet flow passage between the air injection pressing plate and the material spraying plate, and the sprayed air flow is used for spraying materials onto the roller. This application can be so that more even fine and smooth when the material ejection of compact.
Description
Technical Field
The utility model belongs to the technical field of the mould and specifically relates to double fluid passage melts moulds of spouting.
Background
The melt-blown die is a device for manufacturing melt-blown fabric, and the melt-blown die sprays materials of the melt-blown fabric onto the roller through air flow. The existing melt-blowing die only has a single air passage, so that the blown air flow is not uniform. The material sprayed by the uneven airflow is uneven, and the quality of the melt-blown fabric is easily affected.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems described in the background art, the utility model provides a double-channel melt-blowing die. The material enters the material spraying plate through the hot runner composite plate and is discharged from the top of the material spraying plate. The air injection pressing plate generates uniform air flow, the air flow is sprayed out from an air outlet flow passage between the air injection pressing plate and the material spraying plate, and the sprayed air flow is used for spraying materials onto the roller. This application can be so that more even fine and smooth when the material ejection of compact.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a double-flow-channel melt-blown mould, includes hot runner composite sheet, spouts flitch and jet-propelled clamp plate, be fixed with on the hot runner composite sheet and spout the flitch, spout flitch both sides and be fixed with the jet-propelled clamp plate of two mutual symmetries respectively, jet-propelled clamp plate and spout and be equipped with the runner of giving vent to anger between the flitch, be equipped with two air flues in the jet-propelled clamp plate, two air flues in the jet-propelled clamp plate communicate each other, one of them air flue is linked together with the runner of giving vent to anger, be equipped with the material runner in the hot runner composite sheet, be equipped with the.
Specifically, the spraying plate comprises a flat plate and a protruding strip, the protruding strip is an isosceles trapezoid strip, a plurality of discharge holes are formed in the top of the protruding strip, and the circle centers of all the discharge holes are located on the same straight line.
Specifically, one side of the air injection pressure plate is provided with more than one air inlet, the other side, opposite to the air injection pressure plate, is provided with an inclined plane, the air inlet is communicated with one air passage in the air injection pressure plate, the other air passage is communicated with an air outlet at the bottom of the air injection pressure plate, the air outlet is communicated with an air outlet flow passage, the two air passages are parallel to each other, and a pore passage of the air inlet is perpendicular to the air passages.
Specifically, the air outlet flow channel consists of a bottom air groove and an oblique air passage, the bottom air groove is located at the joint of the flat plate and the protruding strip, the oblique air passage is located between the inclined plane of the protruding strip and the inclined plane of the air injection pressing plate, and the discharge hole is located between outlets of the left oblique air passage and the right oblique air passage.
Specifically, more than one heating rod I is fixed in the spray plate.
More specifically, more than one second heating rod is fixed in the hot runner composite plate.
Specifically, a feeding filter plate is fixed between the hot runner composite plate and the material spraying plate.
Specifically, a connecting plate is fixed at the bottom of the hot runner composite plate, a through hole is formed in the connecting plate, and the through hole of the connecting plate is communicated with a feed inlet of the material flow channel.
The utility model has the advantages that: the utility model provides a double-flow-passage melt-blowing die. The material enters the material spraying plate through the hot runner composite plate and is discharged from the top of the material spraying plate. The air injection pressing plate generates uniform air flow, the air flow is sprayed out from an air outlet flow passage between the air injection pressing plate and the material spraying plate, and the sprayed air flow is used for spraying materials onto the roller. This application can be so that more even fine and smooth when the material ejection of compact.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of the air outlet flow passage of the present invention;
fig. 3 is a cross-sectional view of the air injection platen of the present invention;
fig. 4 is a schematic structural view of the material spraying plate of the present invention;
fig. 5 is an exploded view of the present invention;
in the figure, 1, a hot runner composite plate, 2, a spray plate, 3, an air injection pressure plate, 4, a material flow passage, 5, an air passage, 6, a discharge hole, 7, a bottom air groove, 8, an inclined air passage, 9, an air inlet, 10, a first heating rod, 11, a second heating rod, 12, a feeding filter plate, 13, a connecting plate, 21, a flat plate and 22 are convex strips.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
Fig. 1 is the structural schematic diagram of the present invention, fig. 2 is the structural schematic diagram of the air outlet flow channel of the present invention, fig. 3 is the cross-sectional view of the air jet pressing plate of the present invention, fig. 4 is the structural schematic diagram of the material spraying plate of the present invention, fig. 5 is the explosion diagram of the present invention.
The utility model provides a double-flow-channel melt-blown mould, includes hot runner composite sheet 1, spouts flitch 2 and jet-propelled clamp plate 3, be fixed with on the hot runner composite sheet 1 and spout flitch 2, it is fixed with the jet-propelled clamp plate 3 of two mutual symmetries respectively to spout 2 both sides of flitch, jet-propelled clamp plate 3 with spout and be equipped with the runner of giving vent to anger between the flitch 2, be equipped with two air passages 5 in the jet-propelled clamp plate 3, two air passages 5 in the jet-propelled clamp plate 3 communicate each other, one of them air passage 5 is linked together with the runner of giving vent to anger, be equipped with material runner 4 in the hot runner composite sheet 1, it is equipped with discharge opening 6 on the flitch 2 to. The spray plate 2 is composed of a flat plate 21 and protruding strips 22, the protruding strips 22 are isosceles trapezoid strips, a plurality of discharge holes 6 are arranged at the tops of the protruding strips 22, and the circle centers of all the discharge holes 6 are located on the same straight line. More than one air inlet hole 9 is formed in one side of the air injection pressing plate 3, an inclined plane is formed in the other side, opposite to the air injection pressing plate 3, of the air injection pressing plate 3, the air inlet holes 9 are communicated with one air passage 5 in the air injection pressing plate 3, the other air passage 5 is communicated with an air exhaust hole in the bottom of the air injection pressing plate 3, the air exhaust hole is communicated with an air exhaust flow passage, the two air passages 5 are parallel to each other, and the pore passages of. The air outlet flow passage consists of a bottom air groove 7 and an oblique air passage 8, the bottom air groove 7 is positioned at the joint of the flat plate 21 and the protruding strip 22, the oblique air passage 8 is positioned between the inclined plane of the protruding strip 22 and the inclined plane of the air injection pressing plate 3, and the discharge hole 6 is positioned between the outlets of the left oblique air passage 8 and the right oblique air passage 8. More than one heating rod I10 is fixed in the spray plate 2. More than one second heating rod 11 is fixed in the hot runner composite plate 1. A feeding filter plate 12 is fixed between the hot runner composite plate 1 and the material spraying plate 2. The bottom of the hot runner composite plate 1 is fixed with a connecting plate 13, the connecting plate 13 is provided with a through hole, and the through hole of the connecting plate 13 is communicated with the feed inlet of the material flow channel 4.
Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, a material extruder extrudes a material flow channel 4 from a material inlet at the bottom of a hot runner composite plate 1, and the material flows through the material flow channel 4, passes through filter holes of a feeding filter plate 12, and then enters a material spraying plate 2. The feeding filter plate 12 can filter out impurities with larger particles, thereby improving the purity of the material. Because the heating rod II 11 is arranged in the hot runner composite plate 1, and the heating rod I10 is arranged in the material spraying plate 2, the temperature of the material can be kept in the process of introducing into the hot runner composite plate 1 and the material spraying plate 2, and the state stability of the material is maintained. Finally, the material is discharged from a discharge hole 6 at the top of the material spraying plate 2.
The air source leads the air from the air inlet hole 9 into the air injection pressure plate 3, and the air flow firstly leads into the air passage 5 close to the air inlet hole 9 to swirl. The convoluted airflow flows into the other air passage 5 to convolute, finally the airflow sequentially flows into the bottom air groove 7 and the oblique air passage 8 and is finally sprayed out from an outlet of the oblique air passage 8, and the convoluted airflow passing through the two air passages 5 becomes more uniform.
The left and right sides of discharge opening 6 is equipped with oblique air flue 8 respectively, and when the air current blowout of two oblique air flues 8, will be with the material blowout of discharge opening 6 department outflow to the roller on carry out the rolling. Because the sprayed air flow becomes uniform, the sprayed material can be dispersed more uniformly and finely, and the quality of the melt-blown fabric is improved.
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 (8)
1. A double-channel melt-blowing die is characterized by comprising a hot runner composite plate (1), a material spraying plate (2) and an air injection pressing plate (3), the hot runner composite board (1) is fixed with a spray plate (2), two symmetrical air injection pressure plates (3) are respectively fixed on two sides of the spray plate (2), an air outlet flow passage is arranged between the air injection pressure plates (3) and the spray plate (2), two air passages (5) are arranged in the air injection pressure plates (3), the two air passages (5) in the air injection pressure plates (3) are mutually communicated, one of the air passages (5) is communicated with the air outlet flow passage, a material flow passage (4) is arranged in the hot runner composite plate (1), a discharge hole (6) is formed in the spray plate (2), the material flow passage (4) is communicated with the discharge hole (6) through an inner cavity of the spray plate (2), and the discharge hole (6) is positioned between the two air outlet flow passages.
2. The dual-lane meltblowing die of claim 1, wherein: the spray plate (2) is composed of a flat plate (21) and protruding strips (22), the protruding strips (22) are isosceles trapezoid strips, a plurality of discharge holes (6) are formed in the tops of the protruding strips (22), and the circle centers of all the discharge holes (6) are located on the same straight line.
3. The dual-lane meltblowing die of claim 1, wherein: more than one air inlet hole (9) is formed in one side of the air injection pressing plate (3), an inclined plane is formed in the other side, opposite to the air injection pressing plate (3), of the air inlet hole (9) is communicated with one air passage (5) in the air injection pressing plate (3), the other air passage (5) is communicated with an air outlet in the bottom of the air injection pressing plate (3), the air outlet is communicated with an air outlet flow passage, the two air passages (5) are parallel to each other, and a pore channel of the air inlet hole (9) is perpendicular to the air passages (5).
4. The dual-lane meltblowing die of claim 1, wherein: the air outlet flow channel is composed of a bottom air groove (7) and oblique air passages (8), the bottom air groove (7) is located at the joint of the flat plate (21) and the protruding strip (22), the oblique air passages (8) are located between the inclined plane of the protruding strip (22) and the inclined plane of the air injection pressing plate (3), and the discharge hole (6) is located between the outlets of the left oblique air passage and the right oblique air passage (8).
5. The dual stream meltblowing die of claim 1 or 2, wherein: more than one heating rod I (10) is fixed in the spray plate (2).
6. The dual-lane meltblowing die of claim 1, wherein: more than one heating rod II (11) is fixed in the hot runner composite plate (1).
7. The dual-lane meltblowing die of claim 1, wherein: and a feeding filter plate (12) is fixed between the hot runner composite plate (1) and the material spraying plate (2).
8. The dual-lane meltblowing die of claim 1, wherein: the hot runner composite plate is characterized in that a connecting plate (13) is fixed at the bottom of the hot runner composite plate (1), a through hole is formed in the connecting plate (13), and the through hole of the connecting plate (13) is communicated with a feeding hole of the material flow channel (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020766552.4U CN212147221U (en) | 2020-05-11 | 2020-05-11 | Double-flow-passage melt-blowing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020766552.4U CN212147221U (en) | 2020-05-11 | 2020-05-11 | Double-flow-passage melt-blowing die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212147221U true CN212147221U (en) | 2020-12-15 |
Family
ID=73711240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020766552.4U Active CN212147221U (en) | 2020-05-11 | 2020-05-11 | Double-flow-passage melt-blowing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212147221U (en) |
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2020
- 2020-05-11 CN CN202020766552.4U patent/CN212147221U/en active Active
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