CN202610403U - Extruding die for producing non-woven cloth by melt blown method - Google Patents
Extruding die for producing non-woven cloth by melt blown method Download PDFInfo
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- CN202610403U CN202610403U CN 201220236224 CN201220236224U CN202610403U CN 202610403 U CN202610403 U CN 202610403U CN 201220236224 CN201220236224 CN 201220236224 CN 201220236224 U CN201220236224 U CN 201220236224U CN 202610403 U CN202610403 U CN 202610403U
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Abstract
The utility model belongs to the technical field of non-woven cloth making, and in particular relates to an extruding die for producing non-woven cloth by a melt blown method. For the extruding die, a conveying die cavity made of molten resin is arranged inside a main body of a die from one side to the other side, an extruding spray head made of molten resin with spray holes is arranged on one side of the main body of the die, the spray holes on the extruding spray head are communicated with the conveying die cavity on the main body of the die, the air outlets of more than one air passage spliced by using templates are arranged at the outlets of the spray holes, a heating device for heating the air inside the air passages is arranged on the templates, and an air flow adjusting device is arranged at the outlets of the air passages. According to the extruding die provided by the utility model, the pressures and speeds of the air flows at the outlets, the widths of spinnerets and the diameters of monofilaments are adjusted by adjusting the sizes of the spray holes, and the extruding die is suitable for various types of melt blown methods for producing non-woven cloth.
Description
Technical field
The utility model belongs to the non-production equipment technical field of spinning woven cloths, refers in particular to a kind of meltblown and produces the non-woven cloths extrusion die that spins.
Background technology
Along with the develop rapidly of industry and to the reinforcement of environmental protection, meltblown is non-, and to spin the woven cloths technical development rapid, particularly in recent years.To be traction that resin is heated to after the molten condition nozzle and thermal current through shower nozzle be ejected into the resin of the molten condition form with filament on the gathering-device the non-extrusion die that spins woven cloths of meltblown; Utilize self waste heat sticking mutually and be in the same place; Form the spray fusing non-weaving cloth; But shape, the size of the spray fusing non-weaving cloth that ejects formation that existing meltblown is non-spins the extrusion die of woven cloths is changeless basically, can not satisfy the requirement of various product width, spray filament diameter; The utilization rate of mould is low, has increased cost greatly.
Summary of the invention
The purpose of the utility model provides a kind of meltblown and produces the non-woven cloths extrusion die that spins.
The purpose of the utility model is achieved in that
Meltblown is produced the non-woven cloths extrusion die that spins; In die main body, be provided with the conveying die cavity of molten resin from a side direction opposite side; One side of die main body is provided with the shower nozzle of extruding of the molten resin that has spray orifice; The spray orifice of extruding on the shower nozzle is communicated with conveying die cavity on the die main body; The gas outlet of the air duct more than that is spliced into template is arranged on the exit of spray orifice, and described template is provided with the heater that the air in the air duct is heated, and is provided with the air-flow regulator in the exit of air duct.
Above-mentioned die main body has cope match-plate pattern and lower bolster to be fastened and connected to form; Correspondence is horizontally arranged with the die cavity groove on the relative face of upper and lower template; Die cavity groove on the upper and lower template combines to form the conveying die cavity that the molten resin of undergauge section is arranged from import to outlet successively, carries the export department of die cavity to be provided with wide diameter portion.
Above-mentioned air duct has the some templates that have slotted eye to be formed by connecting; Slotted eye on some templates is communicated with to become repeatedly the circuitous air duct that forms; Described heater is arranged on the template wherein at least, is connected with air inlet pipe in the import of air duct.
Above-mentioned air inlet pipe be the different conduit of three diameters successively and at interval suit form, the external diameter of interior pipe is less than the internal diameter of outer tube.
Above-mentioned air-flow regulator is: on the air duct in the exit of air duct, be bolted with gas flow adjusting flange, the adjustment gas flow adjusting flange can be adjusted the outlet size of air duct apart from the distance of orifice center line.
The above-mentioned shower nozzle front end of extruding protrudes a bullet between two parties forward; Spray orifice on the bullet center line is communicated with carrying die cavity; Described gas flow adjusting flange forms the jet channel that is communicated with the air duct of guiding molten resin with the outer surface of bullet, and the front surface of gas flow adjusting flange flushes with the leading section of the vertex of a cone of bullet.
Above-mentioned die main body, extrude shower nozzle, template and air-flow regulator and all process with metal material.
Above-mentioned air duct, heater and air-flow regulator have two covers respectively.
Above-mentioned two cover air ducts, heater and air-flow regulator branch are located at the both sides of extruding shower nozzle and die main body.
The utility model is compared the outstanding and beneficial technical effects of prior art:
1, the utility model is bolted with gas flow adjusting flange in the exit of air duct; The adjustment gas flow adjusting flange can be adjusted the outlet size of air duct apart from the distance of orifice center line; Can adjust the spray angle of spray silk, thereby change the non-jet width of woven cloths and the diameter of spray silk of spinning.
2, the heater of the utility model is arranged on the both sides of die main body, has reduced the distance between heater and the shower nozzle, and the high speed hot-air flow that makes thermal device produce is fully utilized.
3, the front surface of the gas flow adjusting flange of the utility model flushes with the leading section of the vertex of a cone of bullet, helps adjusting spray angle, to change the outlet pressure and the speed of air-flow.
4, the utility model is applicable to the non-woven cloths extrusion die that spins of various types of meltblown productions.
Description of drawings
Fig. 1 is the structural principle sketch map of the utility model.
Fig. 2 is the operation principle sketch map of the utility model.
The specific embodiment
The utility model is further described with specific embodiment below in conjunction with accompanying drawing, referring to Fig. 1-2:
Meltblown is produced the non-woven cloths extrusion die that spins; In die main body, be provided with the conveying die cavity 10 of molten resin from a side direction opposite side; What one side of die main body was provided with the molten resin 16 that has spray orifice extrudes shower nozzle 5; The spray orifice of extruding on the shower nozzle 5 12 is communicated with conveying die cavity 10 on the die main body; The gas outlet 14 of the air duct more than 7 that is spliced into template 13 is arranged on the exit of spray orifice 12, and described template 13 is provided with the heater 2 that the air in the air duct is heated, and is provided with the air-flow regulator at outlet 14 places of air duct 7.
Above-mentioned die main body has cope match-plate pattern 1 and lower bolster 9 to be fastened and connected to form; Correspondence is horizontally arranged with the die cavity groove on the relative face of upper and lower template (1,9); Die cavity groove on the upper and lower template (1,9) combines to form the conveying die cavity 10 that the molten resin of undergauge section is arranged from import to outlet successively, carries the export department of die cavity 10 to be provided with wide diameter portion 11.
Above-mentioned air duct 7 has the some templates 13 that have slotted eye to be formed by connecting; Slotted eye on some templates 13 is communicated with to become repeatedly the circuitous air duct 7 that forms; Described heater 2 is arranged on the template 13 wherein at least, is connected with air inlet pipe 3 in the import of air duct 7.
Above-mentioned air inlet pipe 3 be the different conduit of three diameters successively and at interval suit form, the external diameter of interior pipe is less than the internal diameter of outer tube.
Above-mentioned air-flow regulator is: on the air duct 7 at outlet 14 places of air duct 7, be bolted with gas flow adjusting flange 4; Adjustment gas flow adjusting flange 4 can be adjusted the size of the outlet 14 of air duct 7 apart from the distance of spray orifice 12 center lines 15; And then the spray angle of change air-flow, also just changed the ejection area of molten resin 16 or the diameter of spray silk 17.
Above-mentioned shower nozzle 5 front ends of extruding protrude a bullet between two parties forward; Spray orifice 12 on the bullet center line is communicated with carrying die cavity 10; Described gas flow adjusting flange 4 forms the jet channel 20 that is communicated with the air duct of guiding molten resin with the outer surface of bullet, and the front surface of gas flow adjusting flange 4 flushes with the leading section of the vertex of a cone of bullet.
Above-mentioned die main body, extrude shower nozzle 5, template 13 and air-flow regulator and all process with metal material.
Above-mentioned air duct 7, heater 2 and air-flow regulator have two covers respectively.
Above-mentioned two cover air ducts 7, heater 2 and air-flow regulator branch are located at the both sides of extruding shower nozzle 5 and die main body.
The foregoing description is merely the preferred embodiment of the utility model, is not the protection domain that limits the utility model according to this, so: the equivalence that all structures according to the utility model, shape, principle are done changes, and all should be covered by within the protection domain of the utility model.
Claims (9)
1. meltblown is produced the non-woven cloths extrusion die that spins; It is characterized in that: the conveying die cavity that in die main body, is provided with molten resin from a side direction opposite side; One side of die main body is provided with the shower nozzle of extruding of the molten resin that has spray orifice; The spray orifice of extruding on the shower nozzle is communicated with conveying die cavity on the die main body; The gas outlet of the air duct more than that is spliced into template is arranged on the exit of spray orifice, and described template is provided with the heater that the air in the air duct is heated, and is provided with the air-flow regulator in the exit of air duct.
2. meltblown according to claim 1 is produced the non-woven cloths extrusion die that spins; It is characterized in that: described die main body has cope match-plate pattern and lower bolster to be fastened and connected to form; Correspondence is horizontally arranged with the die cavity groove on the relative face of upper and lower template; Die cavity groove on the upper and lower template combines to form the conveying die cavity that the molten resin of undergauge section is arranged from import to outlet successively, carries the export department of die cavity to be provided with wide diameter portion.
3. meltblown according to claim 1 is produced the non-woven cloths extrusion die that spins; It is characterized in that: described air duct has the some templates that have slotted eye to be formed by connecting; Slotted eye on some templates is communicated with to become repeatedly the circuitous air duct that forms; Described heater is arranged on the template wherein at least, is connected with air inlet pipe in the import of air duct.
4. meltblown according to claim 3 is produced the non-woven cloths extrusion die that spins, and it is characterized in that: described air inlet pipe be the different conduit of three diameters successively and at interval suit form, the external diameter of interior pipe is less than the internal diameter of outer tube.
5. meltblown according to claim 1 is produced the non-woven cloths extrusion die that spins; It is characterized in that: described air-flow regulator is: on the air duct in the exit of air duct, be bolted with gas flow adjusting flange, the adjustment gas flow adjusting flange can be adjusted the outlet size of air duct apart from the distance of orifice center line.
6. meltblown according to claim 5 is produced the non-woven cloths extrusion die that spins; It is characterized in that: the described shower nozzle front end of extruding protrudes a bullet between two parties forward; Spray orifice on the bullet center line is communicated with carrying die cavity; Described gas flow adjusting flange forms the jet channel that is communicated with the air duct of guiding molten resin with the outer surface of bullet, and the front surface of gas flow adjusting flange flushes with the leading section of the vertex of a cone of bullet.
7. meltblown according to claim 1 is produced the non-woven cloths extrusion die that spins, and it is characterized in that: described die main body, extrude shower nozzle, template and air-flow regulator and all process with metal material.
8. produce the non-woven cloths extrusion die that spins according to each described meltblown of claim 1-7, it is characterized in that: described air duct, heater and air-flow regulator have two covers respectively.
9. meltblown according to claim 8 is produced the non-woven cloths extrusion die that spins, and it is characterized in that: described two cover air ducts, heater and air-flow regulator branch are located at the both sides of extruding shower nozzle and die main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220236224 CN202610403U (en) | 2012-05-21 | 2012-05-21 | Extruding die for producing non-woven cloth by melt blown method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220236224 CN202610403U (en) | 2012-05-21 | 2012-05-21 | Extruding die for producing non-woven cloth by melt blown method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202610403U true CN202610403U (en) | 2012-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220236224 Expired - Fee Related CN202610403U (en) | 2012-05-21 | 2012-05-21 | Extruding die for producing non-woven cloth by melt blown method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202610403U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103498202A (en) * | 2013-09-29 | 2014-01-08 | 无锡众望四维科技有限公司 | Melt-blown head of melt-blown machine |
| CN111519261A (en) * | 2020-05-06 | 2020-08-11 | 苏州宥安骏精密科技有限公司 | Melt-blowing die head, nozzle plate and nozzle plate die |
| CN111534929A (en) * | 2020-05-25 | 2020-08-14 | 台州市黄岩亮科模具机械有限公司 | Melt-blown mould for manufacturing cloth by melt-blown method |
| CN112176429A (en) * | 2020-10-14 | 2021-01-05 | 安徽伯辉智能装备有限公司 | Melt-blown structure of melt-blown fabric |
| CN115029803A (en) * | 2022-07-26 | 2022-09-09 | 北京化工大学 | Novel melt-blown machine shower nozzle structure |
-
2012
- 2012-05-21 CN CN 201220236224 patent/CN202610403U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103498202A (en) * | 2013-09-29 | 2014-01-08 | 无锡众望四维科技有限公司 | Melt-blown head of melt-blown machine |
| CN111519261A (en) * | 2020-05-06 | 2020-08-11 | 苏州宥安骏精密科技有限公司 | Melt-blowing die head, nozzle plate and nozzle plate die |
| CN111534929A (en) * | 2020-05-25 | 2020-08-14 | 台州市黄岩亮科模具机械有限公司 | Melt-blown mould for manufacturing cloth by melt-blown method |
| CN111534929B (en) * | 2020-05-25 | 2021-03-30 | 台州市黄岩亮科模具机械有限公司 | Melt-blown mould for manufacturing cloth by melt-blown method |
| CN112176429A (en) * | 2020-10-14 | 2021-01-05 | 安徽伯辉智能装备有限公司 | Melt-blown structure of melt-blown fabric |
| CN115029803A (en) * | 2022-07-26 | 2022-09-09 | 北京化工大学 | Novel melt-blown machine shower nozzle structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20150521 |
|
| EXPY | Termination of patent right or utility model |