CN202412661U - Co-extruded drawing composite pipe headpiece - Google Patents
Co-extruded drawing composite pipe headpiece Download PDFInfo
- Publication number
- CN202412661U CN202412661U CN2011205606359U CN201120560635U CN202412661U CN 202412661 U CN202412661 U CN 202412661U CN 2011205606359 U CN2011205606359 U CN 2011205606359U CN 201120560635 U CN201120560635 U CN 201120560635U CN 202412661 U CN202412661 U CN 202412661U
- Authority
- CN
- China
- Prior art keywords
- current divider
- orientation
- shunt
- shunting cover
- composite pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 24
- 239000010410 layer Substances 0.000 claims abstract description 29
- 239000011229 interlayer Substances 0.000 claims abstract description 23
- 238000001125 extrusion Methods 0.000 claims description 13
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 18
- 238000004513 sizing Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model relates to a co-extruded drawing composite pipe headpiece, which comprises a compacting plate, a mouth die, a headpiece body, a shunt sleeve, a mandril, a shunt, a shunt bracket and a composite pipe inner-layer connector and is characterized in that the compacting plate and the composite pipe inner-layer connector are connected to two ends of the headpiece body; a composite pipe outer-layer connector is arranged on the outer wall of one end of the headpiece body, which is close to the composite pipe inner-layer connector; an orientation shunt is arranged at a central shaft at one end in the headpiece body and is connected with the shunt through the mandril, and a cavity is formed among the orientation shunt, the mandril, the shunt and the headpiece body; an orientation shunt sleeve is sleeved outside the orientation shunt; two ends of the orientation shunt sleeve are respectively connected with the mouth die and the shunt sleeve; and the other end of the shunt sleeve is provided with an interlayer shunt sleeve; the interlayer shunt sleeve is connected with the composite pipe inner-layer connector through the shunt bracket; and the interlayer shunt sleeve, the shunt bracket and the composite pipe inner-layer connector are sequentially connected to be positioned in the cavity. Compared with the prior art, the co-extruded drawing composite pipe headpiece adopts the composite outer-layer connector, ensures that materials are filled in a die cavity in an annular manner and is high in sizing precision of material flow, stable to extrude and good in surface glossiness of products.
Description
Technical field
The utility model relates to a kind of plastic pipe processing equipment, especially a kind of co-extrusion stretching composite pipe head.
Background technology
The current extruder head that is used for plastic pipe production mainly contains through type extruder head and right-angle type extruder head, and is though the through type extruder head is relatively simple for structure, easy to manufacture; Cost is low, and the materials flow direction that material is extruded is consistent with the extruder screw axis, and material is little in the head power-assisted that flows; Stretch orientation is a longitudinal stretching, but the uprising broken intensity of product is low, rough surface; Low in glossiness is prone to the sharkskin phenomenon; As far as the right-angle type extruder head, the structure more complicated is made difficulty; Cost is high; And flow direction and the Flow of Goods and Materials direction in extruder screw of material in head is perpendicular, and does not have the current divider support in the head, the circulation shape meet that materials flow forms; Be prone to produce the interflow line, and influence the mechanical property of goods.Even adopt composite plastic pipe coextrusion mold head; For example patent CN 201872319U discloses a kind of three layers of composite plastic pipe coextrusion mold head; The conveyor screw feeding mechanism that it comprises handpiece body and is positioned at handpiece body, mixing of materials mechanism and the mouth mould sizing mechanism that is fixedly connected with handpiece body, said conveyor screw feeding mechanism comprises inside spin body, intermediate conveyor screw body and external spiral body; Said three conveyor screw suit settings successively; Be connected by the charging junctor between the machine neck that connects three plastic extruders respectively, intermediate conveyor screw body and intermediate layer extruder machine neck, be connected by the charging junctor between outer conveyor screw and the outer extruder machine neck.Its weak point is the structure more complicated, installs more loaded down with trivial detailsly, and the cost cost increases, and effect is also not obvious.
Summary of the invention
It is complicated that the purpose of the utility model is to solve composite pipe co-extrusion stretching-machine header structure, and cost is high, the problem of loaded down with trivial details and DeGrain is installed, and then provides a kind of simple in structure, and cost is low, easy and simple to handle and outstanding effect co-extrusion stretching composite pipe head.
The utility model comprises pressure strip, mouthful mould, handpiece body, shunting cover, plug, current divider, current divider support and multiple tube internal layer connector; The two ends that it is characterized in that handpiece body are connected with pressure strip and multiple tube internal layer connector; Place, multiple tube internal layer connector outlet axle center is provided with screen pack; Handpiece body is provided with the outer connector of multiple tube near that end outer wall place of multiple tube internal layer connector; An end central axis is provided with the orientation current divider in the handpiece body, and the place, axle center of the outer end of orientation current divider is provided with interior hexagonal hole, and the orientation current divider links to each other with current divider through plug; And form a cavity between orientation current divider, plug and current divider and the handpiece body; Be provided with orientation shunting cover in the cavity, orientation shunting cover two ends link to each other with the shunting cover with the mouth mould respectively, and shunting cover end in addition is provided with interlayer shunting cover; Surround a taper ring body between shunting cover and the interlayer shunting cover; And interlayer shunting cover links to each other with multiple tube internal layer connector through the current divider support, and its mouthful mould, orientation shunting cover, shunting cover, interlayer shunting cover are connected successively with the current divider support and are positioned at above-mentioned cavity, and mouthful mould, orientation shunting cover, shunting cover, interlayer shunting cover, current divider support and multiple tube internal layer connector and the ring-like passage of curve that is orientated formation smooth seal between current divider, plug and the current divider.
The utility model is provided with the outer connector of multiple tube, interlayer shunting cover and multiple tube internal layer connector, and the outer connector of multiple tube makes material formation circulation shape be full of die cavity, thereby materials flow sizing precision is high; Extrude stablely, the surface gloss of goods is good, and interlayer shunting cover makes material by evenly shunting; Thereby reach material orientation stretching balance, interlayer shunting cover is designed to one separately, makes the simple more and compact and reasonable of handpiece structure; Overall cost reduces, and effect is more obvious.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment.
Among the figure, 1 is pressure strip, and 2 is interior hexagonal hole, and 3 is a mouthful mould; 4 is handpiece body, and 5 are orientation shunting cover, and 6 are the orientation current divider, and 7 are the shunting cover; 8 is the outer connector of multiple tube, and 9 is plug, and 10 are interlayer shunting cover, and 11 is the current divider support; 12 is current divider, and 13 is multiple tube internal layer connector, and 14 is screen pack.
The specific embodiment
Fig. 1 has shown the structural representation of the utility model co-extrusion stretching composite pipe head.Wherein the two ends of handpiece body 4 are connected with pressure strip 1 and multiple tube internal layer connector 13; Place, multiple tube internal layer connector outlet axle center is provided with screen pack 14; Handpiece body is connected with the outer connector 8 of multiple tube near that end outer wall place of multiple tube internal layer connector; An end central axis is provided with orientation current divider 6 in the handpiece body, hexagonal hole 2 in the place, axle center of the outer end of orientation current divider is provided with, and the orientation current divider links to each other with current divider 12 through plug 9; And form a cavity between orientation current divider, plug and current divider and the handpiece body; Be provided with orientation shunting cover 5 in the cavity, orientation shunting cover two ends link to each other with shunting cover 7 with mouth mould 3 respectively, and shunting cover end in addition is provided with interlayer shunting cover 10; Surround a taper ring body between shunting cover and the interlayer shunting cover; And interlayer shunting cover links to each other with multiple tube internal layer connector through current divider support 11, and its mouthful mould, orientation shunting cover, shunting cover, interlayer shunting cover are connected successively with the current divider support and are positioned at above-mentioned cavity, and mouthful mould, orientation shunting cover, shunting cover, interlayer shunting cover, current divider support and multiple tube internal layer connector and the ring-like passage of curve that is orientated formation smooth seal between current divider, plug and the current divider.
Operation principle: raw material adds respectively in the two extruders, and two extruders becomes vertically to put, and axially puts that consistent extruder with co-extrusion stretching composite pipe head; It adds hot-extrudable material and filters by filtering half tone; Remove impurity,, make the material attenuation through the current divider shunting; Be convenient to be heated evenly; Help the plasticizing of material, then material gets into the gap between plug and the interlayer shunting cover through current divider, and another and the axially vertical extruder of putting of co-extrusion stretching composite pipe head; Raw material by the extruder heating plasticizing after; Get into the gap between plug and the shunting cover through the outer connector of multiple tube, two bursts of mixing of materials gaps between plug and shunting cover are at last through the two-way co-extrusion of orientation stretching, sizing and the cooling back system in gap between orientation current divider and orientation shunting cover and mouthful mould compound two layers of plastic pipe that stretch.
Claims (5)
1. co-extrusion stretching composite pipe head; Comprise pressure strip, mouthful mould, handpiece body, shunting cover, plug, current divider, current divider support and multiple tube internal layer connector; The two ends that it is characterized in that handpiece body are connected with pressure strip and multiple tube internal layer connector; Handpiece body is provided with the outer connector of multiple tube near that end outer wall place of multiple tube internal layer connector, and an end central axis is provided with the orientation current divider in the handpiece body, and the orientation current divider links to each other with current divider through plug; And form a cavity between orientation current divider, plug and current divider and the handpiece body; Be provided with orientation shunting cover in the cavity, orientation shunting cover two ends link to each other with the shunting cover with the mouth mould respectively, and shunting cover end in addition is provided with interlayer shunting cover; Interlayer shunting cover links to each other with multiple tube internal layer connector through the current divider support, and its mouthful mould, orientation shunting cover, shunting cover, interlayer shunting are overlapped to be connected successively with the current divider support and be positioned at above-mentioned cavity.
2. co-extrusion stretching composite pipe head according to claim 1, the place, axle center that it is characterized in that being orientated the outer end of current divider is provided with interior hexagonal hole.
3. co-extrusion stretching composite pipe head according to claim 1 is characterized in that being provided with screen pack at place, multiple tube internal layer connector outlet axle center.
4. co-extrusion stretching composite pipe head according to claim 1 is characterized in that shunting cover and interlayer shunting surround a taper ring body between overlapping.
5. co-extrusion stretching composite pipe head according to claim 1 is characterized in that the ring-like passage of curve of formation smooth seal between a mouthful mould, orientation shunting cover, shunting cover, interlayer shunting cover, current divider support and multiple tube internal layer connector and orientation current divider, plug and the current divider.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205606359U CN202412661U (en) | 2011-12-01 | 2011-12-01 | Co-extruded drawing composite pipe headpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205606359U CN202412661U (en) | 2011-12-01 | 2011-12-01 | Co-extruded drawing composite pipe headpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202412661U true CN202412661U (en) | 2012-09-05 |
Family
ID=46737453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205606359U Expired - Fee Related CN202412661U (en) | 2011-12-01 | 2011-12-01 | Co-extruded drawing composite pipe headpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202412661U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107081893A (en) * | 2017-04-21 | 2017-08-22 | 东莞市松湖塑料机械股份有限公司 | Forming device for developing medical catheters |
| CN110328824A (en) * | 2019-06-21 | 2019-10-15 | 深圳市沃尔核材股份有限公司 | Co-extruder head mold |
| CN111048264A (en) * | 2019-11-06 | 2020-04-21 | 昆山勃盛电子有限公司 | Equipment and method for producing cable |
-
2011
- 2011-12-01 CN CN2011205606359U patent/CN202412661U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107081893A (en) * | 2017-04-21 | 2017-08-22 | 东莞市松湖塑料机械股份有限公司 | Forming device for developing medical catheters |
| CN107081893B (en) * | 2017-04-21 | 2019-06-28 | 东莞市松湖塑料机械股份有限公司 | forming device for developing medical catheter |
| CN110328824A (en) * | 2019-06-21 | 2019-10-15 | 深圳市沃尔核材股份有限公司 | Co-extruder head mold |
| CN111048264A (en) * | 2019-11-06 | 2020-04-21 | 昆山勃盛电子有限公司 | Equipment and method for producing cable |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20181201 |