CN202147382U - Co-extruding plastic composite pipe mould - Google Patents
Co-extruding plastic composite pipe mould Download PDFInfo
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- CN202147382U CN202147382U CN201120266790U CN201120266790U CN202147382U CN 202147382 U CN202147382 U CN 202147382U CN 201120266790 U CN201120266790 U CN 201120266790U CN 201120266790 U CN201120266790 U CN 201120266790U CN 202147382 U CN202147382 U CN 202147382U
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- core rod
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Abstract
The utility model discloses a co-extruding plastic composite pipe mould which is used together with at least two plastic extruding machines to co-extrude to produce plastic pipes, steel-plastic composite pipes and metal skeleton plastic composite pipes of various specifications by changing a flow channel cone, a flow channel sleeve, a mould core and a neck mould. The co-extruding plastic composite pipe mold is characterized by comprising a mould body, an adjusting screw, the neck mould, the mould core, the flow channel cone, the flow channel sleeve and a flow divider, wherein the flow channel cone and the flow divider are arranged separately and threadedly connected with each other, the mould core and the flow channel cone are arranged separately, and the mould core is positioned by a pull rod and a centering and positioning wheel and provided with an air inlet. The co-extruding plastic composite pipe mold can be used to produce the plastic pipes, steel-plastic composite pipes and metal skeleton plastic composite pipes of various specifications by changing the corresponding flow channel cone, flow channel sleeve, mould core and neck mould.
Description
Technical field:
The utility model relates to a kind of pipe mold, specifically is a kind of multipurpose plastic coextru-lamination pipe mold.
Background technology:
Development along with The modern industry; The application of plastic pipe and various metallic framework compound plastic pipes is extensive day by day; It has replaced the tubing of metal pipe material and other material in a lot of fields in various degree, and design, manufacturing that therefore corresponding with it plastics are extruded composite die are important rings that guarantees pipe workpiece quality, boosts productivity, controls production cost.At present, when extruding the metallic framework compound plastic pipe, employing be that straight pipe type head, separate unit extruder are extruded, like Chinese patent ZL99207916.0, can only produce the expanded metal lath skeleton and strengthen composite plastic pipe." making the method and the device of metallic framework plastic composite pipe " that Chinese patent ZL99112221.6 provides; Mould in its composite molding system is to be made up of guiding pinch roller, guiding mandrel, guiding rib, die body, die sleeve, core rod axle; This mould also can only be produced the metallic framework plastic composite pipe, and the mould mandrel is longer in addition, and centrad is difficult to adjustment; Production specification is little; Manufacturing cost is high, and production decision can not be adjusted flexibly, promptly can not on a mould, produce large-bore plastics tubing, steel-plastics composite pipe tubing and the metallic framework compound plastic pipe of all size.Chinese patent patent ZL01237225.0 discloses a kind of " is the steel-plastics composite pipe mould of skeleton with the holed metal ", employing be tubulose core rod with have the tubular external mold of setting internal diameter.The core rod, mouthful mould that also do not have at present to find that many co-extrusions are arranged and only need change corresponding flowing channel sleeve, runner awl and same size just can be produced the compound plastic pipe of each kind, many specifications and the multipurpose plastic coextru-lamination pipe mold of heavy caliber metallic framework compound plastic pipe.
The utility model content:
The purpose of the utility model provides a kind of multipurpose plastic coextru-lamination pipe mold; The solution current divider is long, die body is big; Production decision is adjusted inflexible problem, and this mould only need be changed plastic pipe, steel-plastic composite pipe and the metallic framework compound plastic pipe that corresponding runner awl, flowing channel sleeve, core rod, mouthful mould just can be produced all size.
The concrete technical scheme of the utility model is following:
Plastic co-extrusion composite pipe mould, this mould and at least two supporting co-extrusions of extruding machine through changing runner awl, flowing channel sleeve, core rod, mouthful mould, are produced plastic pipe, steel-plastic composite pipe and the metallic framework compound plastic pipe of all size.
In the such scheme; Saidly is made up of die body adjustment screw, mouthful mould, core rod, runner awl, flowing channel sleeve, current divider, said runner awl designs for split with current divider, runner bore and current divider between thread connection; Core rod, runner awl design for split, and core rod is by pull bar and accurate heart locating wheel location.
In the such scheme; Saidly form by die body adjustment screw, mouthful mould, core rod, runner awl, flowing channel sleeve, current divider; Said current divider and runner awl design for split, thread connection between runner awl and the current divider, and core rod is one at the front end and the runner awl of runner awl.
In the such scheme, said core rod is provided with air admission hole.
Beneficial effect: the utility model is with current divider, runner awl split design; Shortened current divider; Dwindled the mould volume; Effectively reduced production, manufacturing cost: thread connection is used in current divider and runner awl split design, is convenient to change runner awl, flowing channel sleeve, core rod, mouthful mould, makes the production decision adjustment flexibly; Mould and many extruding machine co-extrusions are used, and the camber line uniform feeding is specially adapted to the production of super-large diameter plastic pipe, steel-plastic composite pipe, metallic framework compound plastic pipe.
Description of drawings:
Further specify the utility model below in conjunction with the accompanying drawing and the specific embodiment.
Fig. 1 is the structural representation a of the utility model:
Fig. 2 is the structural representation b of the utility model;
Fig. 3 is the structural representation c of the utility model.
Among above-mentioned 3 figure: the 1-die body; The 2-adjustment screw; The 3-trip bolt; The 4-gasket ring; 5-mouth mould; The 6-core rod; The 7-multiple tube; 8-runner awl; The 9-flowing channel sleeve; The 10-current divider; The 11-metallic framework; The 12-pull bar; The accurate heart locating wheel of 13-; The 14-filter; The 15-thermocouple; The 16-air admission hole; The outer anti-corrosion pipe of 17-steel pipe plastics; 18-runner awl; 19 plastic tubes;
The specific embodiment:
For technological means, creation characteristic that the utility model is realized, reach purpose and be easy to understand understanding with effect, below in conjunction with concrete diagram, further set forth the utility model.
Embodiment 1: produce alloy plastic from limitting the heat supply multiple tube;
The alloy plastic of producing is from limitting 130 millimeters of heat supply multiple tube 7 external diameters, 100 millimeters of internal diameters, plastic layer is a polyvinyl resin, in mould 4 millimeters of layer thicknesses, in mould 4 millimeters of layer thicknesses, 3 millimeters of outer plastic layers.The alloy skeleton is got commercially available contour alloy tubing, and 124 millimeters of external diameters, thickness are 4 millimeters, and hot body is 0.5 millimeter nichrome wire of Ф; There is long 80 millimeters, thick 8 millimeters syndeton at alloy skeleton two ends; Syndeton, hot body form alloy skeleton hot body as the alloy skeleton with the welding of alloy skeleton, are shaped on the hole on the alloy skeleton, use alloy plastic from the production method of limitting the heat supply multiple tube; The extruding machine co-extrusion of two same models, sub-material camber line are 90 degree.Multipurpose plastic coextru-lamination pipe mold is made up of die body 1 adjustment screw 2, mouthful mould 5, core rod 6, runner awl 8, flowing channel sleeve 9, current divider 10; By structural representation shown in Figure 1; Core rod 6, mouthful mould 5 of current divider 10, runner awl 8, flowing channel sleeve 9 and equal specification are installed in die body 1, and current divider 10 is split with runner awl 8, thread connection between current divider 10 and the runner awl 8; Runner awl 8 is split with core rod 6; Core rod 6 is in the alloy skeleton, and the front end of core rod 6 is connected with pull bar 12 in producing tubing equipment, is located by pull bar 12 and accurate heart locating wheel 13.Air admission hole 16 is arranged in the middle of the core rod 6, feed compressed air through air admission hole 16, the typing of control inner plastic is shunk, and strengthens the bond strength of composite pipe inner plastic layer and metallic framework.Pass through filter 14, runner mouth after the compression of current divider 10 sub-materials from the hot melting plastic that extruding machine is extruded; Runner by between runner awl 8 and the flowing channel sleeve 9 gets into; Hot melting plastic is in runner inlet port mould and core rod; Through the shaping district of core rod and mouthful mould, behind the cooling and shaping, be shaped to alloy plastic from limitting heat supply multiple tube 7.
Embodiment 2: produce the metallic framework plastic composite pipe;
300 millimeters of the metallic framework plastic composite pipe metallic framework plastic composite pipe external diameters of producing, 264 millimeters of internal diameters, plastic layer is a polyvinyl resin, in mould 8 millimeters of layer thicknesses, 6 millimeters of outer plastic layers.Metallic framework is got the steel pipe of commercially available moulding, 288 millimeters of external diameters, and thickness is 4 millimeters, is shaped on the hole on the metallic framework.Use alloy plastic from the production method of limitting the heat supply multiple tube, the extruding machine co-extrusion of two same models, the sub-material camber line is 90 degree.Core rod 6, mouthful mould 5 of current divider 10, runner awl 8, flowing channel sleeve 9 and equal specification are installed in die body 1 by structural representation shown in Figure 1; Current divider 10 is split with runner awl 8; Thread connection between current divider 10 and the runner awl 8, runner awl 8 is split with core rod 6.Core rod 6 is in metallic framework; The front end of core rod 6 is connected with pull bar 12 in producing tubing equipment; By pull bar 12 and accurate heart locating wheel 13 location, air admission hole 16 is arranged in the middle of the core rod 6, feed compressed air through air admission hole 16; The typing of control inner plastic is shunk, and strengthens the bond strength of composite pipe inner plastic layer and metallic framework.Pass through filter 14, runner mouth after the compression of current divider 10 sub-materials from the hot melting plastic that extruding machine is extruded; By the runner between runner awl 8 and the flowing channel sleeve 9 in hole inlet port mould 5 and core rod 6 that metallic framework is arranged; The shaping district of through port mould 5 and core rod 6; Behind the cooling and shaping, be shaped to the metallic framework plastic composite pipe.
Embodiment 3: produce the outer anticorrosion tubing of steel pipe plastics;
Outer diameter of steel pipes is 519 millimeters, and steel pipe outer plastic layer external diameter is 527 millimeters, the extruding machine co-extrusion of two same models; Sub-material camber line 90 degree; By structural representation shown in Figure 2, the flowing channel sleeve 8, runner awl 9, mouthful mould 5 that in die body 1, change the outfit and produce the required same size of tubing are made core rod by steel pipe.Pass through filter 14, runner mouth after the compression of current divider 10 sub-materials from the hot melting plastic that extruding machine is extruded; By the runner inlet port mould 5 that forms between flowing channel sleeve 8 and the runner awl 9; The shaping district of through port mould 5 and core rod (steel pipe) behind the cooling and shaping, is shaped to the outer anticorrosion tubing 17 of steel pipe plastics.
The outer anticorrosion tubing 17 of steel pipe plastics also can adopt mould structure production shown in Figure 3.
Embodiment 4: large-bore plastics tubing;
630 millimeters of the large-bore plastics tubing external diameters of producing; Interior through 584 millimeters, use the extruding machine co-extrusion of four same models, sub-material camber line 45 degree; By in die body 1, the change the outfit mouth mould 5 of runner awl 18, flowing channel sleeve 9 and equal specification of structural representation shown in Figure 3; Current divider 10 is bored 18 thread connection with runner, and runner awl 18 is an one with core rod, can sub-material connect core rod again.Pass through filter 14, runner mouth after the compression of current divider 10 sub-materials from the hot melting plastic that extruding machine is extruded; By the runner inlet port mould 5 that forms between runner awl 18 and the flowing channel sleeve 9; Through port mould 5 is distinguished with the core rod shaping that runner is bored 18 front ends, behind the cooling and shaping, is shaped to large-bore plastics tubing 19.
More than show and described basic principle of the utility model and the advantage of principal character and the utility model.The technical staff of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the specification that the utility model just is described; Under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection domain to be defined by appending claims and equivalent thereof.
Claims (2)
1. plastic co-extrusion composite pipe mould, this mould and at least two supporting co-extrusions of extruding machine through changing runner awl, flowing channel sleeve, core rod, mouthful mould, are produced plastic pipe, steel-plastic composite pipe and the metallic framework compound plastic pipe of all size; It is characterized in that; Saidly is made up of die body adjustment screw, mouthful mould, core rod, runner awl, flowing channel sleeve, current divider, said runner awl designs for split with current divider, runner bore and current divider between thread connection; Core rod, runner awl design for split, and core rod is by pull bar and accurate heart locating wheel location.
2. plastic co-extrusion composite pipe mould according to claim 1 is characterized in that said core rod is provided with air admission hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120266790U CN202147382U (en) | 2011-07-25 | 2011-07-25 | Co-extruding plastic composite pipe mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120266790U CN202147382U (en) | 2011-07-25 | 2011-07-25 | Co-extruding plastic composite pipe mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202147382U true CN202147382U (en) | 2012-02-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120266790U Expired - Fee Related CN202147382U (en) | 2011-07-25 | 2011-07-25 | Co-extruding plastic composite pipe mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202147382U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103568261A (en) * | 2012-08-11 | 2014-02-12 | 宁波康润机械科技有限公司 | Extrusion die for manufacturing plastic pipes |
-
2011
- 2011-07-25 CN CN201120266790U patent/CN202147382U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103568261A (en) * | 2012-08-11 | 2014-02-12 | 宁波康润机械科技有限公司 | Extrusion die for manufacturing plastic pipes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120222 Termination date: 20120725 |