CN206605752U - A kind of pipe extruder head aided in gas - Google Patents
A kind of pipe extruder head aided in gas Download PDFInfo
- Publication number
- CN206605752U CN206605752U CN201720229714.9U CN201720229714U CN206605752U CN 206605752 U CN206605752 U CN 206605752U CN 201720229714 U CN201720229714 U CN 201720229714U CN 206605752 U CN206605752 U CN 206605752U
- Authority
- CN
- China
- Prior art keywords
- air chamber
- mouth mold
- handpiece body
- pipe
- outer tube
- 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
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of pipe extruder head aided in gas, including handpiece body, heating collar is provided with outside the handpiece body, the first valve is also set up on the handpiece body, spreader support is provided with the handpiece body cavity, spreader is set in the spreader support, the spreader support is also connected with plug, the mouth mold being correspondingly arranged with the plug, be provided with mouth mold pressing plate mouth mold being fixed on handpiece body outside the mouth mold, the adjusting nut for adjusting plug and mouth mold distance is provided with the mouth mold pressing plate, it is characterized in that, also include air chamber, the air chamber includes air chamber outer tube, porous embedding pipe, air chamber sealing circle and connector, described air chamber outer tube one end has stepped hole, the porous embedding pipe is fixed in the stepped hole of the air chamber outer tube, the air chamber outer tube, connector is also connected by internal thread with mouth mold, the second valve is additionally provided with the air chamber outer tube.The pipe extruder head production efficiency is high, energy consumption is small.
Description
Technical field
The utility model is related to pipe extruder head field, more particularly to a kind of pipe extruder aided in gas
Head.
Background technology
Traditional tube forming technique is by machine head port mould to be extruded into pipe after plastic raw materials are heated, then through stock mould
Cooling and shaping, the tubing of sectional dimension needed for producing.The bad phenomenon often occurred in production is that pipe " imitate by ballas
Should ", i.e. depanning expands, and has had a strong impact on pipe workpiece quality, and extrusion efficiency is low, and energy consumption is big.
Utility model content
The utility model is to overcome the above-mentioned deficiency of prior art to can be good at overcoming " ballas effect there is provided one kind
Should ", production efficiency is high, energy consumption is small has the pipe extruder head that gas is aided in.
In order to realize above-mentioned utility model purpose, the technical solution adopted in the utility model is：
Heating collar is provided with outside a kind of pipe extruder head aided in gas, including handpiece body, the handpiece body,
Also set up in the first valve, the handpiece body cavity and be provided with spreader support, the spreader support on the handpiece body
Spreader is set, and the spreader support is also connected with plug, the mouth mold being correspondingly arranged with the plug, set outside the mouth mold
Have and be provided with the mouth mold pressing plate being fixed on mouth mold on handpiece body, the mouth mold pressing plate for adjusting plug and mouth mold distance
Adjusting nut, it is characterised in that also including air chamber, the air chamber includes air chamber outer tube, porous embedding pipe, air chamber sealing circle and company
Joint, described air chamber outer tube one end has stepped hole, and the porous embedding pipe is fixed in the stepped hole of the air chamber outer tube,
The air chamber outer tube, connector are also connected by internal thread with mouth mold, and the second valve is additionally provided with the air chamber outer tube.
Further, air chamber sealing circle is additionally provided between the air chamber outer tube and the mouth mold, for forming closing
Air chamber.
Further, the plug is also connected with pull bar, and the pull bar other end connects the first nut, first nut with
Sealing ring is provided between second nut.
Further, trip bolt is additionally provided with the handpiece body, for being fastened to the handpiece body.
Further, the porous embedding pipe is metal powder sintered porous stainless steel metallic sheath.
Further, the particle diameter of the metal dust is 0-5um.
Compared with prior art, the beneficial effects of the utility model
The pipe extruder head of the present utility model aided in gas is by gas control system in mouth mold outlet section shape
Into air-cushion film, allow between plastic melt and mouth mold and do not contact, traditional non-slip adhesion shearing mouth mold extrusion way is changed into gas
Pad sliding non-adhesive shearing mouth mold extrusion way completely, so as to essentially eliminate the depanning expansion of tubing, improves article shape
Stability and dimensional accuracy.Further, air cushion layer reduces melt flows resistance, and the high speed realized under lower pressure is squeezed
Go out, so as to improve the production efficiency of tubing on the premise of product quality is ensured, reduce cost.
Brief description of the drawings
Fig. 1 show the pipe extruder head structural representation of the present utility model aided in gas.
Reference：1- handpiece bodies, 2- spreaders, 3- spreader supports, 4- heating collars, 5- plugs, 6- screws, 7- mouth molds
Pressing plate, 8- mouth molds, 9- air chamber sealing circles, 10- valves, 11- coupling heads, 12- air chamber outer tubes, the porous embedding pipes of 13-, 14- pull bars,
15- nuts, 16- sealing rings, 17- nuts, 18- adjusting screws, 19- valves
Embodiment
The utility model is described in further detail with reference to embodiment.But this should not be interpreted as to this
The scope of the above-mentioned theme of utility model is only limitted to following embodiment, and all technologies realized based on the utility model content are belonged to
In scope of the present utility model.
Embodiment 1：
Fig. 1 show the pipe extruder head structural representation of the present utility model aided in gas, including handpiece body
1, it is provided with heating collar 4, the handpiece body 1 outside the handpiece body and also sets up the first valve 19, in the cavity of handpiece body 1
It is provided with spreader support 3, the spreader support 3 and spreader 2 is set, the spreader support 3 is also connected with plug 5, with
Be provided with mouth mold pressing plate mouth mold 8 being fixed on handpiece body 1 outside the mouth mold 8 that the plug 5 is correspondingly arranged, the mouth mold 8
7, the adjusting nut 18 for adjusting plug 5 and the distance of mouth mold 8 is provided with the mouth mold pressing plate 7, it is characterised in that also include
Air chamber, the air chamber includes air chamber outer tube 12, porous embedding pipe 13, air chamber sealing circle 9 and connector 11, the air chamber outer tube
One end has stepped hole, and the porous embedding pipe 13 is fixed in the stepped hole of the air chamber outer tube 12, the air chamber outer tube
12nd, connector 11 is also connected by internal thread with mouth mold 8, and the second valve 10 is additionally provided with the air chamber outer tube.
The pipe extruder head of the present utility model aided in gas is by gas control system in mouth mold outlet section shape
Into air-cushion film, allow between plastic melt and mouth mold and do not contact, traditional non-slip adhesion shearing mouth mold extrusion way is changed into gas
Pad sliding non-adhesive shearing mouth mold extrusion way completely, so as to essentially eliminate the depanning expansion of tubing, improves article shape
Stability and dimensional accuracy.
Air chamber sealing circle 9 is additionally provided between the air chamber outer tube 12 and the mouth mold 8, the gas for forming closing
Room.
The plug 5 is also connected with pull bar 14, and the other end of pull bar 14 connects the first nut 15, first nut 15
Sealing ring 16 is provided between the second nut 17.
Trip bolt 6 is additionally provided with the handpiece body, for being fastened to the handpiece body.
The porous embedding pipe 13 is metal powder sintered porous stainless steel metallic sheath.The particle diameter of the metal dust
For 0-5um.Porous embedding pipe 13 is the core part of whole head, and the part is metal powder sintered many of 0.5 μm of particle diameter
Hole stainless steel metal set, the hole that material has in itself is exactly best gas passage, and compressed gas can pass through porous embedding
Pipe is injected between inside pipe wall and flowing melt, forms gas membrane.
In a detailed embodiment, Air-Assisted Extrusion of Polymer head can be divided into compression forming section and gas assisted molding section.
In compression forming section：The extruded machine of molten plastic enters handpiece body 1, then is shunted through spreader 2, progressively compresses, and leads to
Cross spreader support 3 and enter the compression forming section that mouth mold 8 and plug 5 are constituted.
In gas assisted molding section：Compressed air enters through valve 19, spreader support 3, plug 5 and the endoporus of coupling head 11 manages
Base, is blocked by the seal head (being made up of part 15,16,17) for being located at afterbody, by pipe inflation and is close to mouth mold 8 and porous embedding pipe
13 inwall, forms pipe geometry.The gas that another compressed air enters between overcoat 12 and porous embedding pipe through valve 10 simultaneously
Room, the hole through porous embedding pipe enters between inwall and flowing melt, and air-cushion film is formed between porous embedding inside pipe wall and melt
Layer, improves the mobility of melt, reduces flow resistance, realizes the gas assisted molding of tubing.
Air pressure adjustment is the key that stable aircushioned surgetank is formed between porous embedding inside pipe wall and melt simultaneously.This practicality is new
Type head mainly has two gas circuits, and one is to enter by valve 19 inside pipe, another be entered by valve 10 it is many
Air-cushion film is formed between the embedding inside pipe wall in hole and melt.The air pressure of this two gas circuits should reach dynamic equilibrium, mainly pass through in production
Air pressure valve is adjusted to realize.
Embodiment of the present utility model is described in detail above in conjunction with accompanying drawing, but the utility model is not
It is limited to above-mentioned embodiment, in the case of the spirit and scope of claims hereof are not departed from, those skilled in the art
Member can be so that various modification can be adapted or remodeling.
Claims (6)
1. it is provided with heating collar outside a kind of pipe extruder head aided in gas, including handpiece body (1), the handpiece body
(4), also set up on the handpiece body (1) in the first valve (19), handpiece body (1) cavity and be provided with spreader support (3),
Spreader (2) is set in the spreader support (3), and the spreader support (3) is also connected with plug (5), with the plug (5)
Outside the mouth mold (8) being correspondingly arranged, the mouth mold (8) be provided with mouth mold pressing plate mouth mold (8) being fixed on handpiece body (1)
(7) adjusting nut (18) for adjusting plug (5) and mouth mold (8) distance, its feature, are provided with the mouth mold pressing plate (7)
It is, in addition to air chamber, the air chamber includes air chamber outer tube (12), porous embedding pipe (13), air chamber sealing circle (9) and connector
(11), described air chamber outer tube one end has stepped hole, and the porous embedding pipe (13) is fixed on the air chamber outer tube (12)
In stepped hole, the air chamber outer tube (12), connector (11) are also connected by internal thread with mouth mold (8), the air chamber overcoat
The second valve (10) is additionally provided with pipe.
2. the pipe extruder head according to claim 1 aided in gas, it is characterised in that the air chamber outer tube
(12) air chamber sealing circle (9) is additionally provided between the mouth mold (8), the air chamber for forming closing.
3. the pipe extruder head according to claim 2 aided in gas, it is characterised in that the plug (5) is also
Cylinder lever connecting rod (14), pull bar (14) other end connects the first nut (15), first nut (15) and the second nut
(17) sealing ring (16) is provided between.
4. the pipe extruder head according to claim 1 aided in gas, it is characterised in that on the handpiece body also
Trip bolt (6) is provided with, for being fastened to the handpiece body.
5. there is the pipe extruder head that gas is aided according to claim any one of 1-4, it is characterised in that described many
The embedding pipe in hole (13) is metal powder sintered porous stainless steel metallic sheath.
6. the pipe extruder head according to claim 5 aided in gas, it is characterised in that the metal dust
Particle diameter is 0-5um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720229714.9U CN206605752U (en) | 2017-03-09 | 2017-03-09 | A kind of pipe extruder head aided in gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720229714.9U CN206605752U (en) | 2017-03-09 | 2017-03-09 | A kind of pipe extruder head aided in gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206605752U true CN206605752U (en) | 2017-11-03 |
Family
ID=60165047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720229714.9U Expired - Fee Related CN206605752U (en) | 2017-03-09 | 2017-03-09 | A kind of pipe extruder head aided in gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206605752U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108237672A (en) * | 2018-01-16 | 2018-07-03 | 深圳市安特迈科技有限公司 | Extruder die head and extruder |
| CN110154357A (en) * | 2019-05-24 | 2019-08-23 | 南昌大学 | A kind of gas auxiliary thin-walled small bore tube extrusion molding die |
| CN111936291A (en) * | 2018-01-30 | 2020-11-13 | 勃兰登堡科特布斯-森夫滕贝格工业大学 | Extrusion device and method for producing carbon fiber reinforced plastic semifinished products |
-
2017
- 2017-03-09 CN CN201720229714.9U patent/CN206605752U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108237672A (en) * | 2018-01-16 | 2018-07-03 | 深圳市安特迈科技有限公司 | Extruder die head and extruder |
| CN108237672B (en) * | 2018-01-16 | 2020-04-07 | 深圳市安特迈科技有限公司 | Extruder die head and extruder |
| CN111936291A (en) * | 2018-01-30 | 2020-11-13 | 勃兰登堡科特布斯-森夫滕贝格工业大学 | Extrusion device and method for producing carbon fiber reinforced plastic semifinished products |
| CN110154357A (en) * | 2019-05-24 | 2019-08-23 | 南昌大学 | A kind of gas auxiliary thin-walled small bore tube extrusion molding die |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20171103 Termination date: 20190309 |