CN104228078A - Multi-head plastic extruder for polyethylene-winding structure wall pipes - Google Patents
Multi-head plastic extruder for polyethylene-winding structure wall pipes Download PDFInfo
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- CN104228078A CN104228078A CN201410453348.6A CN201410453348A CN104228078A CN 104228078 A CN104228078 A CN 104228078A CN 201410453348 A CN201410453348 A CN 201410453348A CN 104228078 A CN104228078 A CN 104228078A
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Abstract
The invention provides a multi-head plastic extruder for polyethylene-winding structure wall pipes, belongs to the technical field of pipeline production devices and aims at solving the technical problems of low processing speed and low universality of the existing polyethylene pipes. The multi-head plastic extruder comprises a combustion module, a flat-die extrusion feed cylinder, a first film-coated extrusion feed cylinder, a second film-coated extrusion feed cylinder, a flat-die extrusion head, a first film-coated extrusion head and a second film-coated extrusion head, wherein the combustion module is used for injecting flame outwards; the flat-die extrusion feed cylinder is used for outputting molten-state plastics outwards; the first film-coated extrusion head and the second film-coated extrusion head are applied to a main pipe body and respectively adhered to winding pipes; the flat-die extrusion head and the flat-die extrusion feed cylinder are communicated with each other by virtue of a first hot flow pipeline; the first film-coated extrusion head and the first film-coated extrusion feed cylinder are communicated with each other by virtue of a second hot flow pipeline; and the second film-coated extrusion head and the second film-coated extrusion feed cylinder are communicated with each other by virtue of a third hot flow pipeline. The multi-head plastic extruder comprises the plurality of extrusion heads; a variety of plastic extrusion schemes adjusted according to the actual conditions can be carried out; the multi-head plastic extruder is suitable for producing pipe bodies with different diameters; and the universality is improved.
Description
Technical field
The invention belongs to pipe production equipment technical field, relate to a kind of bull extruding machine of polyethylene spirally enwound structure-wall pipe.
Background technology
The definition of polyethylene (PE) winding structure pipe is: based on polyvinyl resin, adopts the general designation of thermoplastic pipe for acting on without interior pressure that winding shaping process is made.Be characterized in: 1) extremely strong chemical resistance corrosion and the ability of erosion.2) the good shock resistance of pliability is strong.3) cold resistance is good, ageing-resistant.Connect simple, safe and reliable.4) lightweight, easy construction.5) anti-wear performance is strong.Service life is more than 50 years, and non-maintaining in lifetime.6) drainage performance is superior.Wholesomeness is good, and recovery capable of circulation uses.
General polyethylene (PE) winding structure pipe comprises main pipe and is wrapped in the winding pipe of its lateral surface, and winding pipe comprises core pipe and outer sleeve body, and outer sleeve body is wrapped in the lateral surface of core pipe.
Rare for the production of the equipment of this polyethylene (PE) winding structure pipe at present, a kind of production device of wall tube of large aperture framework-tube polyethylene winding structure of its structure disclosed in patent (CN201275880Y), comprise combustion system, skeleton pipe induction system, extruding machine, skeleton pipe reel, mobile trolley used, electrical control cabinet, cooling back installation, pressure frame, rotate roll stand, particularly in flow passage system, flat die oral area length dimension is 170-230mm, in roller mould, one end of support link is connected with driving sleeve by bearing pin, its other end is connected with support link frame, support link frame is connected to form by long pin shaft and final drive shaft.This equipment can extrusion molding, but also there is defect, this equipment only has an extruder head, body for different-diameter size cannot be accomplished to extrude targetedly, often waste material and electric energy when processing small-bore body, when processing bigbore body, power and material output quantity not, cause applicability not high.Meanwhile, owing to only having an extruder head, when processing double-layer winding pipe and even multi-lay winding pipe, needing Repeat-heating and be wound around repeatedly could be shaping, time of waste so very processing and wasting energy.
Summary of the invention
The present invention is directed to the problems referred to above that existing technology exists, a kind of bull extruding machine of polyethylene spirally enwound structure-wall pipe is provided, technical problem to be solved by this invention is: how enabling extruding machine improve process velocity when processing the polyethylene spirally enwound structure-wall pipe of multi-lay winding pipe, how to break through flat-die and extruding the restriction of barrel to main pipe's maximum caliber to be processed.
Object of the present invention realizes by following technical proposal:
A kind of bull extruding machine of polyethylene spirally enwound structure-wall pipe, it is characterized in that, described bull extruding machine comprises the second pedestal that first pedestal can placing main frame and can place mould, described first pedestal be provided with one can outwards jet flames for the combustion module to target mold heated, described first pedestal is provided with all can heating of plastic barrel extruded by the flat-die outwards exporting molten state plastics, first coating extrudes barrel and the second coating extrudes barrel, described first pedestal is also provided with the flat-die extruder head of the tube wall for main pipe shaping on mould, described first pedestal is also provided with the first coating extruder head for adhering to winding pipe on main pipe respectively and the second coating extruder head, be connected by the first hot-fluid pipeline between described flat-die extruder head and flat-die extruded stock cylinder, described first coating extruder head and the first coating are extruded between barrel and are connected by the second hot-fluid pipeline, described second coating extruder head and the second coating are extruded between barrel and are connected by the 3rd hot-fluid pipeline, be connected by the first traffic pipeline between described first hot-fluid pipeline and the second hot-fluid pipeline, described first traffic pipeline is provided with the first control valve, described bull extruding machine also comprises several for carrying the core pipe supply unit of core pipe, described first coating extruder head and the second coating extruder head are respectively connected with a core pipe supply unit.
Its operation principle is as follows: during production, is placed on by mould on the second pedestal, and mould is generally the cylindrical metal body that can rotate, and combustion module is processed die surface; Plastics are put into barrel extruded by flat-die, the first coating extrudes barrel and the second coating extrudes barrel, these barrels form molten state to plastic processing, flat-die extrudes barrel to flat-die extruder head transporting molten state plastics, flat-die extruder head is to die surface injection-moulded plastic, along with the rotation of mould, form the tube wall of the main pipe of one deck plastics at the lateral surface of mould.First coating extrudes barrel and the second coating extrudes barrel respectively to the first coating extruder head and the second coating extruder head transporting molten state plastics, simultaneously, core pipe supply unit conveying core pipe gives the first coating extruder head and the second coating extruder head, first coating extruder head and the second coating extruder head by the plastic wraps of molten state on core pipe, core pipe has the plastics of molten state due to lateral surface, under proper viscosity, core pipe can be bonded on the tube wall of the main pipe of mould lateral surface, along with the rotation of mould, winding pipe is formed at the tube wall lateral surface of main pipe, finished product is formed after the demoulding to be cooled.This bull extruding machine is owing to having three extruder heads, flat-die extruder head respectively, first coating extruder head and the second coating extruder head, adopt the first hot-fluid pipeline, second hot-fluid pipeline, 3rd hot-fluid pipeline and the first traffic pipeline form delivery pipeline system, by the first control valve opening and closing first traffic pipeline, thus determine whether the first hot-fluid pipeline and the second hot-fluid pipeline share, the scheme of such formation multiple transporting molten state plastics: first, extrude barrel and all go into operation for three as above-mentioned, first control valve is closed, each hot-fluid pipeline is not communicated with, this is presupposed solution, be applicable to multi-lay winding pipe, double-deck winding pipe disposablely can be adhered on main pipe, do not need the many windings of single extruder head, do not need repeatedly to mold heated yet, thus make the efficiency that the winding pipe of production multilayer can double, and save the energy needed for mold heated, second, when main pipe's bore is very large, flat-die extruder head needs more raw material, at this moment the first control valve is opened, first hot-fluid pipeline is connected with the second hot-fluid pipeline, make the first coating extrude barrel and assist transferring raw material to the first hot-fluid pipeline, solve the problem that heavy caliber main pipe only rely on flat-die to extrude raw material that barrel causes is inadequate like this, breach flat-die and extrude the restriction of barrel to main pipe's maximum caliber to be processed, 3rd, different coatings can be selected to extrude barrel, optionally open the first coating according to the caliber size of winding pipe and extrude barrel or the second coating extrudes barrel, the employing of selection mode and close that coating of the bore of target winding pipe extrude barrel as conveying barrel, another barrel is closed, thus avoid the bore much problem that all adopt single coating extrude barrel conveying of machine regardless of winding pipe of single extruder head, save energy consumption.To sum up, this bull extruding machine has multiple extruder head, thus can realize the multiple extrusion molding scheme that can regulate according to actual conditions, save raw material, reduces energy consumption and extend extrusion molding size, make extruding machine be applicable to the production of the body of different bore, improve versatility.
In the bull extruding machine of above-mentioned a kind of polyethylene spirally enwound structure-wall pipe, first coating extruder head comprises the first bag die orifice and is set in the first bag die sleeve outside this bag die orifice, be provided with between described first bag die orifice and the first bag die sleeve can hold that outer sleeve body passes through first extrude passage, described first extrudes the ring-shaped that passage is side-closed, the center of described first bag die orifice offers and can hold the first current central passage of core pipe, the entrance of described first central passage is connected with core pipe supply unit, described first entrance extruding passage is connected with the second hot-fluid pipeline.Outer sleeve body is extruded passage by first and is attached on the lateral surface of core pipe, because first to extrude passage be ring-shaped in side-closed, so the side of the outer sleeve body extruded also is totally enclosed, the lateral surface that outer sleeve body is wrapped in core pipe does not have axial gap.
In the bull extruding machine of above-mentioned a kind of polyethylene spirally enwound structure-wall pipe, second coating extruder head comprises the second bag die orifice and is set in the second bag die sleeve outside this bag die orifice, be provided with between described second bag die orifice and the second bag die sleeve can hold that outer sleeve body passes through second extrude passage, described second extrudes the ring-shaped that passage is side-closed, the center of described second bag die orifice offers and can hold the second current central passage of core pipe, the entrance of described second central passage is connected with core pipe supply unit, described second entrance extruding passage is connected with the second hot-fluid pipeline.Outer sleeve body is extruded passage by second and is attached on the lateral surface of core pipe, because second to extrude passage be ring-shaped in side-closed, so the side of the outer sleeve body extruded also is totally enclosed, the lateral surface that outer sleeve body is wrapped in core pipe does not have axial gap.
Be connected by the second traffic pipeline between described first hot-fluid pipeline and the first coating extruder head, described second traffic pipeline is provided with second control valve that can control this second traffic pipeline opening and closing.The effect arranging the second traffic pipeline enables the redundance of the first hot-fluid pipeline directly be delivered to the first coating extruder head, thus overcome the first coating and extrude insufficient raw material that barrel extrudes to manufacture the problem of large diameter wound pipe.
In the bull extruding machine of above-mentioned a kind of polyethylene spirally enwound structure-wall pipe, described first hot-fluid pipeline, the second hot-fluid pipeline and the 3rd hot-fluid pipeline are all arranged with some edges separately pipe lengths distribution electric heating cover.Because the first hot-fluid pipeline, the second hot-fluid pipeline and the 3rd heat flow tube road have certain length, society can continue to heat hot-fluid pipeline after electric heating cover, makes the raw material in hot-fluid pipeline keep molten state.
In the bull extruding machine of above-mentioned a kind of polyethylene spirally enwound structure-wall pipe, described first pedestal comprises bottom frame and uppermost bay, described uppermost bay is positioned at directly over bottom frame and both are fixedly connected by vertical support column, described uppermost bay and bottom frame form the double-decker vertically distributed, barrel extruded by described flat-die, first coating extrudes barrel, combustion module, flat-die extruder head and the first coating extruder head are all fixed in described bottom frame, described second coating extrudes barrel and the second coating extruder head is all connected on described uppermost bay.After double-decker is set, is conducive to distribution two cover and extrudes barrel, add the height of vertical direction, decrease the occupied area in water surface direction, be conducive to the layout in factory building.
In the bull extruding machine of above-mentioned a kind of polyethylene spirally enwound structure-wall pipe, described uppermost bay is also provided with X-axis guide rail in the horizontal direction and Y-axis guide rail, described X-axis guide rail is mutually vertical with Y-axis guide rail, described second coating is extruded barrel and to be slidably connected on described X-axis guide rail and Y-axis guide rail and can to slide along both direction respectively, and it is fixed value that described second coating extrudes barrel and the second coating extruder head along the distance in X-axis guide rail direction.X-axis guide rail and Y-axis guide rail form Dual-spindle linked system, X-axis guide rail is identical with the length direction of mould, when processing main pipe, combustion module heats mould flame, the tube wall of flat-die extruder head shaping main pipe on mould, the tube wall hardness of just shaping main pipe is low, generally in the scope of 130-160 DEG C, in attachment, winding pipe is proper, the time delay determining between the tube wall of the main pipe adhering to winding pipe and forming by regulating the second position of coating extruder head on X-axis guide rail, thus make the tube wall of main pipe be cooled to above-mentioned suitable temperature range if having time, prevent from the tube wall of main pipe when overheated, be wound Guan Le to enter to form depression.
In the bull extruding machine of above-mentioned a kind of polyethylene spirally enwound structure-wall pipe, described combustion module comprises one can the mechanical arm of movable telescopic and several shower nozzles, described mechanical arm is connected on the first pedestal, described shower nozzle is connected on mechanical arm, described first pedestal is also provided with fuel tank, between described fuel tank and shower nozzle, is connected with delivery conduit.Shower nozzle will be sprayed onto the lateral surface of mould after ignited fuel, thus realizes preheating mould.
In the bull extruding machine of above-mentioned a kind of polyethylene spirally enwound structure-wall pipe, described first pedestal is provided with feeding reel and leading truck, described core pipe supply unit comprises a support body be connected on the second pedestal, be provided with some to main conveying roller and auxiliary conveying roller in described support body, often pair of main conveying roller or auxiliary conveying roller are all oppositely arranged and leave can the current conveying gap of core tube feeding in centre, described support body is installed with auxiliary drive motor, the main shaft of described auxiliary drive motor is connected with one of them main conveying roller, and be connected by driving-belt between described main conveying roller and auxiliary conveying roller.Core pipe is generally wound on feeding reel, in the central passage that leading truck enters into bag die orifice, auxiliary drive motor drives main conveying roller to rotate, main conveying roller is rotated by driving-belt band dynamic auxiliary conveying roller, jointly driven forwards by the core pipe being positioned at conveying gap, it drives core pipe by paired main conveying roller and auxiliary conveying roller, and structure is simple, conveying is stable, good directionality.
Described first hot-fluid pipeline, the second hot-fluid pipeline, the 3rd hot-fluid pipeline, the first traffic pipeline and the second traffic pipeline are stainless hard tube.Benefit for hard tube is can fixed position relation, can make an extruder head and extrude the position relationship that barrel keeps fixing, be conducive to calculating the shaping time, the tack temperature between main pipe and each winding pipe is controlled.
Compared with prior art, advantage of the present invention is as follows: this bull extruding machine has multiple extruder head, thus the multiple extrusion molding scheme that can regulate according to actual conditions can be realized, save raw material, reduce energy consumption and extend extrusion molding size, make extruding machine be applicable to the production of the body of different bore, improve versatility.
Accompanying drawing explanation
Fig. 1 is the overall structure front elevational schematic of this bull extruding machine.
Fig. 2 is the partial structurtes schematic side view after the parts such as the default feeding reel of this bull extruding machine.
Fig. 3 is the partial structurtes schematic side view that this bull extruding machine has the parts such as feeding reel.
Fig. 4 is the connecting mode schematic diagram that flat-die extrudes that barrel and the first coating extrude the parts such as barrel.
Fig. 5 is the structural representation that the second coating extrudes between barrel and the second coating extruder head.
Fig. 6 is the structural representation of the first coating extruder head.
Fig. 7 is the structural representation of the second coating extruder head.
In figure, 1 first pedestal; 2 second pedestals; 3 combustion module; Barrel extruded by 4 flat-dies; 5 first coatings extrude barrel; 6 second coatings extrude barrel; 7 flat-die extruder heads; 81 first coating extruder heads; 82 second coating extruder heads; 9 first hot-fluid pipelines; 10 second hot-fluid pipelines; 11 the 3rd hot-fluid pipelines; 12 first control valves; 13 first bag die orifices; 14 first bag die sleeves; 15 first extrude passage; 16 first central passages; 17 second bag die orifices; 18 second bag die sleeves; 19 second extrude passage; 20 second central passages; 21 bottom frames; 22 uppermost bay; 23X axis rail; 24Y axis rail; 25 mechanical arms; 26 shower nozzles; 28 feeding reels; 29 leading trucks; 30 support bodys; 31 main conveying rollers; 32 auxiliary conveying rollers; 33 auxiliary drive motors; 34 first traffic pipelines; 35 second traffic pipelines; 36; Second control valve.
Detailed description of the invention
Be below specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiments.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7, bull extruding machine comprises the second pedestal 2 that first pedestal 1 can placing main frame and can place mould, first pedestal 1 be provided with one can outwards jet flames for the combustion module 3 to target mold heated, first pedestal 1 is provided with heating of plastic and the flat-die outwards exporting molten state plastics is extruded barrel 4, first coating and extruded barrel 5 and the second coating extrudes barrel 6, the first pedestal 1 is also provided with the flat-die extruder head 7 of the tube wall for main pipe shaping on mould.Combustion module 3 comprises one can the mechanical arm 25 of movable telescopic and several shower nozzles 26, mechanical arm 25 is connected on the first pedestal 1, shower nozzle 26 is connected on mechanical arm 25, the first pedestal 1 is also provided with fuel tank, is connected with delivery conduit between fuel tank and shower nozzle 26.Shower nozzle 26 will be sprayed onto the lateral surface of mould after ignited fuel, thus realizes preheating mould.
As shown in Figure 7, first pedestal 1 is also provided with the first coating extruder head 81 and the second coating extruder head 82 for adhering to winding pipe on main pipe, the first bag die sleeve 14 that first coating extruder head 81 comprises the first bag die orifice 13 and is set in outside this bag die orifice, be provided with between first bag die orifice 13 and the first bag die sleeve 14 can hold that outer sleeve body passes through first extrude passage 15, first extrudes the ring-shaped of passage 15 in side-closed, the center of the first bag die orifice 13 offers and can hold the first current central passage 16 of core pipe, the entrance of the first central passage 16 is connected with core pipe supply unit, first entrance extruding passage 15 is connected with the second hot-fluid pipeline 10.Outer sleeve body is extruded passage 15 by first and is attached on the lateral surface of core pipe, because first to extrude passage 15 are ring-shaped in side-closed, so the side of the outer sleeve body extruded also is totally enclosed, the lateral surface that outer sleeve body is wrapped in core pipe does not have axial gap.The second bag die sleeve 18 that second coating extruder head 82 comprises the second bag die orifice 17 and is set in outside this bag die orifice, be provided with between second bag die orifice 17 and the second bag die sleeve 18 can hold that outer sleeve body passes through second extrude passage 19, second extrudes the ring-shaped of passage 19 in side-closed, the center of the second bag die orifice 17 offers and can hold the second current central passage 20 of core pipe, the entrance of the second central passage 20 is connected with core pipe supply unit, and the second entrance extruding passage 19 is connected with the second hot-fluid pipeline 10.Outer sleeve body is extruded passage 19 by second and is attached on the lateral surface of core pipe, because second to extrude passage 19 are ring-shaped in side-closed, so the side of the outer sleeve body extruded also is totally enclosed, the lateral surface that outer sleeve body is wrapped in core pipe does not have axial gap.
Be connected by the first hot-fluid pipeline 9 between flat-die extruder head 7 and flat-die extruded stock cylinder 4, first coating extruder head 81 and the first coating are extruded between barrel 5 and are connected by the second hot-fluid pipeline 10, second coating extruder head 82 and the second coating are extruded between barrel 6 and are connected by the 3rd hot-fluid pipeline 11, be connected by the first traffic pipeline 34 between first hot-fluid pipeline 9 and the second hot-fluid pipeline 10, first traffic pipeline 34 is provided with the first control valve 12, first hot-fluid pipeline 9, second hot-fluid pipeline 10 and the 3rd hot-fluid pipeline 11 are all arranged with the electric heating cover of some edges pipe lengths distribution separately.Because the first hot-fluid pipeline 9, second hot-fluid pipeline 10 and the 3rd hot-fluid pipeline 11 have certain length, society can continue to heat hot-fluid pipeline after electric heating cover, makes the raw material in hot-fluid pipeline keep molten state.
Bull extruding machine also comprises several for carrying the core pipe supply unit of core pipe, and the first coating extruder head 81 and the second coating extruder head 82 are respectively connected with a core pipe supply unit.First pedestal 1 is provided with feeding reel 28 and leading truck 29, core pipe supply unit comprises a support body 30 be connected on the second pedestal 2, be provided with some to main conveying roller 31 and auxiliary conveying roller 32 in support body 30, often pair of main conveying roller 31 or auxiliary conveying roller 32 are all oppositely arranged and leave can the current conveying gap of core tube feeding in centre, support body 30 is installed with auxiliary drive motor 33, the main shaft of auxiliary drive motor 33 is connected with one of them main conveying roller 31, and is connected by driving-belt between main conveying roller 31 and auxiliary conveying roller 32.Core pipe is generally wound on feeding reel 28, in the central passage that leading truck 29 enters into bag die orifice, auxiliary drive motor 33 drives main conveying roller 31 to rotate, main conveying roller 31 is rotated by driving-belt band dynamic auxiliary conveying roller 32, jointly driven forwards by the core pipe being positioned at conveying gap, it drives core pipe by paired main conveying roller 31 and auxiliary conveying roller 32, and structure is simple, conveying is stable, good directionality.
First pedestal 1 comprises bottom frame 21 and uppermost bay 22, uppermost bay 22 is positioned at directly over bottom frame 21 and both are fixedly connected by vertical support column, both uppermost bay 22 and bottom frame 21 form the double-decker vertically distributed, flat-die is extruded barrel 4, first coating and is extruded barrel 5, combustion module 3, flat-die extruder head 7 and the first coating extruder head 81 and be all fixed in bottom frame 21, and the second coating extrudes barrel 6 and the second coating extruder head 82 is all connected on uppermost bay 22.After double-decker is set, is conducive to distribution two cover and extrudes barrel, add the height of vertical direction, decrease the occupied area in water surface direction, be conducive to the layout in factory building.Uppermost bay 22 is also provided with X-axis guide rail 23 in the horizontal direction and Y-axis guide rail 24, X-axis guide rail 23 and Y-axis guide rail 24 are mutually vertical, and the second coating is extruded barrel and to be slidably connected on X-axis guide rail 23 and Y-axis guide rail 24 and can to slide along both direction respectively.X-axis guide rail 23 and Y-axis guide rail 24 form Dual-spindle linked system.
It is fixed value that second coating extrudes barrel 6 and the second coating extruder head 82 along the distance in X-axis guide rail 23 direction.X-axis guide rail 23 is identical with the length direction of mould, when processing main pipe, combustion module heats mould flame, the tube wall of flat-die extruder head shaping main pipe on mould, the tube wall hardness of just shaping main pipe is low, generally in the scope of 130-160 DEG C, in attachment, winding pipe is proper, the time delay determining between the tube wall of the main pipe adhering to winding pipe and forming by regulating the second position of coating extruder head 82 on X-axis guide rail 23, thus make the tube wall of main pipe be cooled to above-mentioned suitable temperature range if having time, prevent from the tube wall of main pipe when overheated, be wound Guan Le to enter to form depression.
Be connected by the second traffic pipeline 35 between first hot-fluid pipeline 9 and the first coating extruder head 81, described second traffic pipeline 35 is provided with second control valve 36 that can control this second traffic pipeline 35 opening and closing.The effect arranging the second traffic pipeline 35 enables the redundance of the first hot-fluid pipeline 9 directly be delivered to the first coating extruder head 81, thus overcome the first coating and extrude insufficient raw material that barrel 5 extrudes to manufacture the problem of large diameter wound pipe.First hot-fluid pipeline 9, second hot-fluid pipeline 10, the 3rd hot-fluid pipeline 11, first traffic pipeline 34 and the second traffic pipeline 35 are stainless hard tube.Benefit for hard tube is can fixed position relation, can make an extruder head and extrude the position relationship that barrel keeps fixing, be conducive to calculating the shaping time, the tack temperature between main pipe and each winding pipe is controlled.
During production, be placed on by mould on the second pedestal 2, mould is generally the cylindrical metal body that can rotate, and combustion module 3 pairs of die surfaces are processed; Plastics are put into flat-die to extrude barrel 4, first coating and extrude barrel 5 and the second coating extrudes barrel 6, these barrels form molten state to plastic processing, flat-die extrudes barrel 4 to flat-die extruder head 7 transporting molten state plastics, flat-die extruder head 7 is to die surface injection-moulded plastic, along with the rotation of mould, form the tube wall of the main pipe of one deck plastics at the lateral surface of mould.First coating extrudes barrel 5 and the second coating extrudes barrel 6 respectively to the first coating extruder head 81 and the second coating extruder head 82 transporting molten state plastics, simultaneously, the first coating extruder head 81 and the second coating extruder head 82 given by core pipe supply unit conveying core pipe, first coating extruder head 81 and the second coating extruder head 82 by the plastic wraps of molten state on core pipe, core pipe has the plastics of molten state due to lateral surface, under proper viscosity, core pipe can be bonded on the tube wall of the main pipe of mould lateral surface, along with the rotation of mould, winding pipe is formed at the tube wall lateral surface of main pipe, finished product is formed after the demoulding to be cooled.This bull extruding machine is owing to having three extruder heads, flat-die extruder head 7 respectively, first coating extruder head 81 and the second coating extruder head 82, adopt the first hot-fluid pipeline 9, second hot-fluid pipeline 10, 3rd hot-fluid pipeline 11 and the first traffic pipeline 34 form delivery pipeline system, by the first control valve 12 opening and closing first traffic pipeline 34, thus determine whether the first hot-fluid pipeline 9 and the second hot-fluid pipeline 10 share, the scheme of such formation multiple transporting molten state plastics: first, extrude barrel and all go into operation for three as above-mentioned, first control valve 12 is closed, each hot-fluid pipeline is not communicated with, this is presupposed solution, be applicable to multi-lay winding pipe, the efficiency that the winding pipe of production multilayer can double, second, when main pipe's bore is very large, flat-die extruder head 7 needs more raw material, at this moment the first control valve 12 is opened, first hot-fluid pipeline 9 is connected with the second hot-fluid pipeline 10, make the first coating extrude barrel 5 and assist transferring raw material to the first hot-fluid pipeline 9, solve the problem that heavy caliber main pipe only rely on flat-die to extrude raw material that barrel 4 causes is inadequate like this, 3rd, optionally open the first coating according to the caliber size of winding pipe and extrude barrel 5 or the second coating extrudes barrel 6, the employing of selection mode and close that coating of the bore of target winding pipe extrude barrel as conveying barrel, another barrel is closed, thus avoid the bore much problem that all adopt single coating extrude barrel conveying of machine regardless of winding pipe of single extruder head, save energy consumption.To sum up, this bull extruding machine has multiple extruder head, thus can realize the multiple extrusion molding scheme that can regulate according to actual conditions, save raw material, reduces energy consumption and extend extrusion molding size, make extruding machine be applicable to the production of the body of different bore, improve versatility.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (10)
1. the bull extruding machine of a polyethylene spirally enwound structure-wall pipe, it is characterized in that, described bull extruding machine comprises the second pedestal (2) that first pedestal (1) can placing main frame and can place mould, described first pedestal (1) is provided with one can outside jet flames for the combustion module (3) to target mold heated, described first pedestal (1) is provided with all can heating of plastic barrel (4) extruded by the flat-die outwards exporting molten state plastics, first coating extrudes barrel (5) and the second coating extrudes barrel (6), described first pedestal (1) is also provided with the flat-die extruder head (7) for the tube wall of main pipe shaping on mould, described first pedestal (1) is also provided with the first coating extruder head (81) for adhering to winding pipe on main pipe respectively and the second coating extruder head (82), be connected by the first hot-fluid pipeline (9) between described flat-die extruder head (7) and flat-die extruded stock cylinder (4), described first coating extruder head (81) and the first coating are extruded between barrel (5) and are connected by the second hot-fluid pipeline (10), described second coating extruder head (82) and the second coating are extruded between barrel (6) and are connected by the 3rd hot-fluid pipeline (11), be connected by the first traffic pipeline (34) between described first hot-fluid pipeline (9) and the second hot-fluid pipeline (10), described first traffic pipeline (34) is provided with the first control valve (12), described bull extruding machine also comprises several for carrying the core pipe supply unit of core pipe, described first coating extruder head (81) and the second coating extruder head (82) are respectively connected with a core pipe supply unit.
2. the bull extruding machine of a kind of polyethylene spirally enwound structure-wall pipe according to claim 1, it is characterized in that, first coating extruder head (81) comprises the first bag die orifice (13) and is set in the first bag die sleeve (14) outside this bag die orifice, be provided with between described first bag die orifice (13) and the first bag die sleeve (14) can hold that outer sleeve body passes through first extrude passage (15), described first extrudes passage (15) ring-shaped in side-closed, the center of described first bag die orifice (13) offers and can hold current the first central passage (16) of core pipe, the entrance of described first central passage (16) is connected with core pipe supply unit, described first entrance extruding passage (15) is connected with the second hot-fluid pipeline (10).
3. the bull extruding machine of a kind of polyethylene spirally enwound structure-wall pipe according to claim 2, it is characterized in that, second coating extruder head (82) comprises the second bag die orifice (17) and is set in the second bag die sleeve (18) outside this bag die orifice, be provided with between described second bag die orifice (17) and the second bag die sleeve (18) can hold that outer sleeve body passes through second extrude passage (19), described second extrudes passage (19) ring-shaped in side-closed, the center of described second bag die orifice (17) offers and can hold current the second central passage (20) of core pipe, the entrance of described second central passage (20) is connected with core pipe supply unit, described second entrance extruding passage (19) is connected with the second hot-fluid pipeline (10).
4. a kind of bull extruding machine of polyethylene spirally enwound structure-wall pipe according to claim 1 or 2 or 3, it is characterized in that, described first hot-fluid pipeline (9), the second hot-fluid pipeline (10) and the 3rd hot-fluid pipeline (11) are all arranged with some edges separately pipe lengths distribution electric heating cover.
5. a kind of bull extruding machine of polyethylene spirally enwound structure-wall pipe according to claim 1 or 2 or 3, it is characterized in that, described first pedestal (1) comprises bottom frame (21) and uppermost bay (22), described uppermost bay (22) is positioned at directly over bottom frame (21) and both are fixedly connected by vertical support column, the double-decker that described uppermost bay (22) and both formations of bottom frame (21) vertically distribute, barrel (4) extruded by described flat-die, first coating extrudes barrel (5), combustion module (3), flat-die extruder head (7) and the first coating extruder head (81) are all fixed on described bottom frame (21), described second coating extrudes barrel (6) and the second coating extruder head (82) is all connected on described uppermost bay (22).
6. the bull extruding machine of a kind of polyethylene spirally enwound structure-wall pipe according to claim 5, it is characterized in that, described uppermost bay (22) is also provided with X-axis guide rail (23) in the horizontal direction and Y-axis guide rail (24), described X-axis guide rail (23) is mutually vertical with Y-axis guide rail (24), described second coating extrudes barrel (6), and to be slidably connected at described X-axis guide rail (23) and Y-axis guide rail (24) upper and can slide along both direction respectively, it is fixed value that described second coating extrudes barrel (6) and the second coating extruder head (82) along the distance in X-axis guide rail (23) direction.
7. a kind of bull extruding machine of polyethylene spirally enwound structure-wall pipe according to claim 1 or 2 or 3, it is characterized in that, described combustion module (3) comprises one can the mechanical arm (25) of movable telescopic and several shower nozzles (26), described mechanical arm (25) is connected on the first pedestal (1), described shower nozzle (26) is connected on mechanical arm (25), described first pedestal (1) is also provided with fuel tank, between described fuel tank and shower nozzle (26), is connected with delivery conduit.
8. a kind of bull extruding machine of polyethylene spirally enwound structure-wall pipe according to claim 1 or 2 or 3, it is characterized in that, described first pedestal (1) is provided with feeding reel (28) and leading truck (29), described core pipe supply unit comprises a support body (30) be connected on the second pedestal (2), be provided with some to main conveying roller (31) and auxiliary conveying roller (32) in described support body (30), often pair of main conveying roller (31) or auxiliary conveying roller (32) are all oppositely arranged and leave can the current conveying gap of core tube feeding in centre, described support body (30) is installed with auxiliary drive motor (33), the main shaft of described auxiliary drive motor (33) is connected with one of them main conveying roller (31), and be connected by driving-belt between described main conveying roller (31) and auxiliary conveying roller (32).
9. a kind of bull extruding machine of polyethylene spirally enwound structure-wall pipe according to claim 1 or 2 or 3, it is characterized in that, be connected by the second traffic pipeline (35) between described first hot-fluid pipeline (9) and the first coating extruder head (81), described second traffic pipeline (35) is provided with second control valve (36) that can control this second traffic pipeline (35) opening and closing.
10. the bull extruding machine of a kind of polyethylene spirally enwound structure-wall pipe according to claim 9, it is characterized in that, described first hot-fluid pipeline (9), the second hot-fluid pipeline (10), the 3rd hot-fluid pipeline (11), the first traffic pipeline (34) and the second traffic pipeline (35) are stainless hard tube.
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| CN201410453348.6A CN104228078B (en) | 2014-09-06 | 2014-09-06 | A kind of bull extruding machine of polyethylene winding structure pipe |
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| CN201410453348.6A CN104228078B (en) | 2014-09-06 | 2014-09-06 | A kind of bull extruding machine of polyethylene winding structure pipe |
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| CN104228078B CN104228078B (en) | 2016-07-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108215237A (en) * | 2018-02-26 | 2018-06-29 | 蒋丰亮 | A kind of material for PE heavy caliber fiber reinforcement pipelines squeezes out and molding press device |
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| CN101358005A (en) * | 2008-09-06 | 2009-02-04 | 广东三凌塑料管材有限公司 | Preparation method of high density polyethylene hollow wrapped pipe |
| CN101797798A (en) * | 2009-12-20 | 2010-08-11 | 张家港白熊科美机械有限公司 | Pipe winding device in polyethylene plastic pipe production line |
| CN204076860U (en) * | 2014-09-06 | 2015-01-07 | 飞跃（台州）新型管业科技有限公司 | A kind of bull extruding machine of polyethylene spirally enwound structure-wall pipe |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS5945126A (en) * | 1982-09-08 | 1984-03-13 | Furukawa Electric Co Ltd:The | Manufacture of plastic pipe |
| CN101358005A (en) * | 2008-09-06 | 2009-02-04 | 广东三凌塑料管材有限公司 | Preparation method of high density polyethylene hollow wrapped pipe |
| CN101797798A (en) * | 2009-12-20 | 2010-08-11 | 张家港白熊科美机械有限公司 | Pipe winding device in polyethylene plastic pipe production line |
| CN204076860U (en) * | 2014-09-06 | 2015-01-07 | 飞跃（台州）新型管业科技有限公司 | A kind of bull extruding machine of polyethylene spirally enwound structure-wall pipe |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108215237A (en) * | 2018-02-26 | 2018-06-29 | 蒋丰亮 | A kind of material for PE heavy caliber fiber reinforcement pipelines squeezes out and molding press device |
| CN108215237B (en) * | 2018-02-26 | 2023-04-28 | 蒋丰亮 | Material extrusion and profiling device for PE large-caliber fiber reinforced pipeline |
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| CN104228078B (en) | 2016-07-06 |
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Denomination of invention: A multi-head extruder for polyethylene winding structure wall pipe Effective date of registration: 20220729 Granted publication date: 20160706 Pledgee: Bank of Taizhou Co.,Ltd. Jiaojiang sub branch Pledgor: Feiyue (Taizhou) New Pipe Industry Technology Co.,Ltd. Registration number: Y2022330001544 |