CN101947848A - Stock mould cooling water channel for extrusion forming mould - Google Patents
Stock mould cooling water channel for extrusion forming mould Download PDFInfo
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- CN101947848A CN101947848A CN2010102949713A CN201010294971A CN101947848A CN 101947848 A CN101947848 A CN 101947848A CN 2010102949713 A CN2010102949713 A CN 2010102949713A CN 201010294971 A CN201010294971 A CN 201010294971A CN 101947848 A CN101947848 A CN 101947848A
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Abstract
The invention discloses a stock mould cooling water channel for an extrusion forming mould. The stock mould cooling water channel comprises a main cooling water channel (2), a narrow cooling water channel (3) and a water inlet pipe joint (6), wherein the main cooling water channel (2) is communicated with the narrow cooling water channel (3) in the length direction; a cooling copper pipe (1) is arranged in the main cooling water channel (2); the inner cavity of the cooling copper pipe (1) is isolated from the narrow cooling water channel (3) on the cross section of the cooling copper pipe (1); and the length of the cooling copper pipe (1) is shorter than that of the main cooling water channel (2). According to the technical scheme and two factors of the uniformity of the cooling water channels and the cooling areas of the cooling water channels, the stock mould cooling water channel has good effect of cooling parts which are in complicated shapes and are difficult to cool, so that the structures of the cooling water channels are simplified and the operation and inspection are facilitated; meanwhile, complete cooling of parisons is ensured and product quality is guaranteed due to the independent design of the water channels and vacuum channels.
Description
Technical field
The invention belongs to the technical field of plastic extruding forming mould, relate to the cooling system of plastic irregular profile high-speed extrusion molding die, more particularly, the present invention relates to a kind of stock mould cooling water channel of extrusion molding mould.
Background technology
In plastic shaped material forming extrusion die, stock mould is made up of several parts such as die sleeve, cooling water channel, die cavity, vacuum passages usually.
When the parison of high temperature fused state enters dried stock mould, because the effect of negative pressure of vacuum, parison tightly is attached on the die cavity inwall, by the cooling water in the cooling water channel heat that parison passes to cavity is taken away simultaneously, progressively make parison cools to vitrification point.
At present, the shortcoming of stock mould cooling water channel ubiquity the following aspects:
1, in the prior art, cooling water channel as shown in Figure 1, its water route is for directly advancing directly, cooling water channel 8 is divided into narrow cooling water channel 9 and the main cooling water road 10 that connects along its length direction, the effect of narrow cooling water channel 9 is it to be stretched in the die face narrow structures realize cooling, and its purpose with 10 perforations of main cooling water road is to make narrow cooling water channel 9 easy to process.But narrow cooling water channel 9 is very little owing to the space, thus very high to requirements in water quality, not so be easy to stop up, and, be difficult to discovery and check whether narrow cooling water channel 9 stops up for the operator.Can't find that the cooling effect of some narrow positions of stock mould seriously descends under the situation that narrow cooling water channel 9 has stopped up.
2, the area of cooling water channel does not reach maximum yet since local cooling easily less than, so heat fails to take away, make the residual stress of goods big, physical property is poor, behind the finished product distortion also bigger, also be easy to produce phenomenons such as lace.
Summary of the invention
Problem to be solved by this invention provides a kind of stock mould cooling water channel of plastic irregular profile high-speed extrusion molding die, its objective is the cooling water flow of main cooling water road and narrow cooling water channel is separated.
To achieve these goals, the technical scheme taked of the present invention is:
The stock mould cooling water channel of extrusion molding mould provided by the present invention, comprise main cooling water road, narrow cooling water channel and admitting pipe joint, described main cooling water road and narrow cooling water channel connect in the longitudinal direction, described main cooling water is established cooling copper tube in the road, the inner chamber of described cooling copper tube and described narrow cooling water channel are isolated on the cross section of cooling copper tube, the length that is shorter in length than described main cooling water road of described cooling copper tube.
Described admitting pipe joint is communicated with the end main cooling water road outward of described cooling copper tube water inlet; Establish the primary flow pipe joint on the described stock mould, described primary flow pipe joint is communicated with described cooling copper tube inner chamber by the through hole on the described cooling copper tube body; Establish narrow cooling water channel delivery port on the described stock mould, the main cooling water road of described narrow cooling water channel delivery port outside an end of water outlet is communicated with, and described cooling copper tube is established the copper plug at this port, with the port shutoff of described cooling copper tube.
The present invention adopts technique scheme, takes into account the uniformity of cooling water channel and the film-cooled heat two big factors of cooling water channel, plays good cooling effect for position complex-shaped, that be difficult to cool off, makes the designs simplification of cooling water channel, is convenient to operation and inspection; While water channel and vacuum road independent design, and the cooling fully of assurance parison, product quality is protected.
Description of drawings
Below expressed content of each width of cloth accompanying drawing of this specification and the mark among the figure are briefly explained:
Fig. 1 is the structural representation of the existing stock mould cooling water channel described in this specification background technology;
The structural representation that Fig. 2 distributes at stock mould for the cooling water channel among the present invention;
Fig. 3 is the Inlet and outlet water structural representation of the cooling water channel among the present invention.
Be labeled as among the figure:
1, cooling copper tube, 2, the main cooling water road, 3, narrow cooling water channel, 4, narrow cooling water channel delivery port, 5, the copper plug, 6, admitting pipe joint, 7, the primary flow pipe joint, 8, cooling water channel, 9, narrow cooling water channel, 10, the main cooling water road.
The specific embodiment
Contrast accompanying drawing below, by description to embodiment, to effect and operation principle, the manufacturing process of the mutual alignment between the shape of the specific embodiment of the present invention such as related each member, structure, the each several part and annexation, each several part and manipulate method etc., be described in further detail, inventive concept of the present invention, technical scheme had more complete, accurate and deep understanding to help those skilled in the art.
The of the present invention structure expressed as Fig. 2, Fig. 3, the present invention is a kind of stock mould cooling water channel of extrusion molding mould, comprise main cooling water road 2, narrow cooling water channel 3 and admitting pipe joint 6, described main cooling water road 2 connects in the longitudinal direction with narrow cooling water channel 3.The purpose that main cooling water road 2 and narrow cooling water channel 3 connect is to make narrow cooling water channel 3 easy to process.
In order to solve the problem that exists at the described present known technology of this specification background technology part and to overcome its defective, realize that the technical scheme that the present invention takes is with the goal of the invention of the cooling water flow separation of main cooling water road and narrow cooling water channel:
The stock mould cooling water channel of extrusion molding mould provided by the present invention, establish cooling copper tube 1 in the described main cooling water road 2, the inner chamber of described cooling copper tube 1 and described narrow cooling water channel 3 are isolated on the cross section of cooling copper tube 1, the length that is shorter in length than described main cooling water road 2 of described cooling copper tube 1.
Technique scheme is taken into account the uniformity of cooling water channel and the film-cooled heat two big factors of cooling water channel, and plays good cooling effect for the complex-shaped position that is difficult to cool off, and makes designs simplification, is convenient to operation and inspection; While water channel and vacuum road independent design, and the cooling fully of assurance parison.
Main body of the present invention is cooling water channel and cooling copper tube 1.Described cooling copper tube 1 is in the inside in described main cooling water road 2, and described cooling copper tube 1 forms with described main cooling water road 2 and cooperates, and its cooperation can not tension, can not be loose excessively, be generally interference fits.Described cooling copper tube 1 is separated parallel two parts with cooling water channel, is a water channel in cooling copper tube 1 promptly, is an other water channel in narrow cooling water channel 3, and vertical with the flow direction of moulding material, last Way out water outlet respectively at stock mould.
Admitting pipe joint 6 of the present invention is communicated with the end main cooling water road 2 outward of described cooling copper tube 1 water inlet; Establish primary flow pipe joint 7 on the described stock mould, described primary flow pipe joint 7 is communicated with described cooling copper tube 1 inner chamber by the through hole on described cooling copper tube 1 body; Establish narrow cooling water channel delivery port 4 on the described stock mould, the main cooling water road 2 of described narrow cooling water channel delivery port 4 outside an end of water outlet is communicated with, and described cooling copper tube 1 is established copper plug 5 at this port, with the port shutoff of described cooling copper tube 1.
Admitting pipe joint 6, primary flow pipe joint 7 and narrow cooling water channel delivery port 4 are connected with the outer water tube joint respectively, admitting pipe joint 6 water inlets, primary flow pipe joint 7 and narrow cooling water channel delivery port 4 water outlets;
By copper plug 5 being arranged on the position of cooling copper tube 1 water side, make primary flow pipe joint 7 and 4 water outlets respectively of narrow cooling water channel delivery port, can not produce mixing.The operator is easy to observe whether water outlet smoothly of narrow cooling water channel 3.In case water outlet smoothly promptly should be taked related technical measures, solve blocking problem.
In fact, because narrow cooling water channel 3 is cooling water channels independently, just be not prone to phenomenon of blocking yet.
Need hole in the position that cooling copper tube 1 is connected at primary flow pipe joint 7.
During use, cooling water enters cooling water channel from admitting pipe joint 6, flows into cooling copper tube 1 and narrow cooling water channel 3 then respectively, and the cooling water of last cooling copper tube 1 and narrow cooling water channel 3 flows out from primary flow pipe joint 7 and narrow cooling water channel delivery port 4 respectively.At first satisfied the uniformity of cooling water channel and the film-cooled heat two big factors of cooling water channel, and played good cooling effect, made designs simplification, be convenient to operation and inspection for the complex-shaped position that is difficult to cool off.
In conjunction with the accompanying drawings the present invention has been carried out exemplary description above; obviously specific implementation of the present invention is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or design of the present invention and technical scheme are directly applied to other occasion without improving, all within protection scope of the present invention.
Claims (4)
1. the stock mould cooling water channel of an extrusion molding mould, comprise main cooling water road (2), narrow cooling water channel (3) and admitting pipe joint (6), described main cooling water road (2) connects in the longitudinal direction with narrow cooling water channel (3), it is characterized in that: establish cooling copper tube (1) in the described main cooling water road (2), the inner chamber of described cooling copper tube (1) and described narrow cooling water channel (3) are isolated on the cross section of cooling copper tube (1), the length that is shorter in length than described main cooling water road (2) of described cooling copper tube (1).
2. according to the stock mould cooling water channel of the described extrusion molding mould of claim 1, it is characterized in that: described admitting pipe joint (6) is communicated with the end main cooling water road (2) outward of described cooling copper tube (1) water inlet.
3. according to the stock mould cooling water channel of the described extrusion molding mould of claim 1, it is characterized in that: establish primary flow pipe joint (7) on the described stock mould, described primary flow pipe joint (7) is communicated with described cooling copper tube (1) inner chamber by the through hole on described cooling copper tube (1) body.
4. according to the stock mould cooling water channel of the described extrusion molding mould of claim 1, it is characterized in that: establish narrow cooling water channel delivery port (4) on the described stock mould, the main cooling water road (2) of described narrow cooling water channel delivery port (4) outside an end of water outlet is communicated with, described cooling copper tube (1) is established copper plug (5) at this port, with the port shutoff of described cooling copper tube (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102949713A CN101947848A (en) | 2010-09-26 | 2010-09-26 | Stock mould cooling water channel for extrusion forming mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102949713A CN101947848A (en) | 2010-09-26 | 2010-09-26 | Stock mould cooling water channel for extrusion forming mould |
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| Publication Number | Publication Date |
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| CN101947848A true CN101947848A (en) | 2011-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010102949713A Pending CN101947848A (en) | 2010-09-26 | 2010-09-26 | Stock mould cooling water channel for extrusion forming mould |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102601965A (en) * | 2011-12-14 | 2012-07-25 | 芜湖精塑实业有限公司 | Mold core structure used for thermal-insulation bar extrusion mold |
| CN104309092A (en) * | 2014-10-11 | 2015-01-28 | 洛阳市建园模具制造有限公司 | Water plugging device for profile extrusion mould |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201544450U (en) * | 2009-12-07 | 2010-08-11 | 芜湖海螺泰森挤出装备有限公司 | Stock mould cooling water channel of high-speed extrusion forming die |
| CN201776900U (en) * | 2010-09-26 | 2011-03-30 | 芜湖海螺泰森挤出装备有限公司 | Stock mold cooling water channel of extrusion molding mold |
-
2010
- 2010-09-26 CN CN2010102949713A patent/CN101947848A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201544450U (en) * | 2009-12-07 | 2010-08-11 | 芜湖海螺泰森挤出装备有限公司 | Stock mould cooling water channel of high-speed extrusion forming die |
| CN201776900U (en) * | 2010-09-26 | 2011-03-30 | 芜湖海螺泰森挤出装备有限公司 | Stock mold cooling water channel of extrusion molding mold |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102601965A (en) * | 2011-12-14 | 2012-07-25 | 芜湖精塑实业有限公司 | Mold core structure used for thermal-insulation bar extrusion mold |
| CN104309092A (en) * | 2014-10-11 | 2015-01-28 | 洛阳市建园模具制造有限公司 | Water plugging device for profile extrusion mould |
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Application publication date: 20110119 |