CN202293359U - Three-walled corrugated pipe production equipment - Google Patents

Three-walled corrugated pipe production equipment Download PDF

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Publication number
CN202293359U
CN202293359U CN2011204079194U CN201120407919U CN202293359U CN 202293359 U CN202293359 U CN 202293359U CN 2011204079194 U CN2011204079194 U CN 2011204079194U CN 201120407919 U CN201120407919 U CN 201120407919U CN 202293359 U CN202293359 U CN 202293359U
Authority
CN
China
Prior art keywords
wall
extruder
production equipment
corrugated pipe
mould
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
Application number
CN2011204079194U
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Chinese (zh)
Inventor
蔡炳然
刘金明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Liansu Machinery Manufacturing Co Ltd
Original Assignee
Guangdong Liansu Machinery Manufacturing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangdong Liansu Machinery Manufacturing Co Ltd filed Critical Guangdong Liansu Machinery Manufacturing Co Ltd
Priority to CN2011204079194U priority Critical patent/CN202293359U/en
Application granted granted Critical
Publication of CN202293359U publication Critical patent/CN202293359U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/13Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels

Abstract

The utility model provides three-walled corrugated pipe production equipment, which comprises a first extruder, a first forming mold, a first former, a cooling traction device, an electric heating device, a second extruder and a coating mold. The first extruder is respectively connected with the first forming mold, the first former, the cooling traction device and the electric heating device according to sequence of operations so as to form first production equipment which is used for forming a smooth internal wall and a corrugated middle layer; the second extruder and the coating mold form second production equipment which is used for forming a smooth external wall; the second production equipment carries out subsequent processes of the first production equipment and forms forming equipment of a three-walled corrugated pipe together with the first production equipment; and a vacuum sizing device is further arranged for subsequent processes of the forming equipment. The three-walled corrugated pipe produced according to the production equipment and method provided by the utility model is a three-walled corrugated pipe with the advantages of a double-walled corrugated pipe and a round pipe.

Description

A kind of three wall bellows production equipments
Technical field
The utility model belongs to plastic pipe production equipment field, particularly relates to a kind of three wall bellows production equipments.
Background technology
At present double-wall corrugated pipe progressively has been applied to communication, building, the city fields such as irrigation of having stable political situation with its excellent performance.But existing double-wall corrugated pipe end face is the circular arc crest, and after tubing was stressed, the discontinuity of circular arc crest made bellows in certain diameter distortion amount, can only bear less ambient pressure, the overall loop rigidity that causes tubing a little less than.And common solid wall pipe, though ring stiffness is higher, it expends too much material, so can combine the characteristics of double-wall corrugated pipe and solid wall pipe to carry out the improvement of pipe structure, produces three wall bellowss.
The single, double wall bellows of the domestic production mode of production is after raw material are extruded through extruder, to produce single wall or double-wall corrugated pipe through mould and corrugated pipe forming machine at present.Like one Chinese patent application number is that 200810302576.8 utility application discloses a kind of one-shot forming apparatus for spiral type double-wall corrugated pipe; Be characterized in being socketed with internal mold and external mold successively in the outer end of core; Between core and internal mold, there is inwall to dissolve the material passage, between internal mold and external mold, has outer wall to dissolve the material passage; End at core is fixed with the inwall stock mould, and the inwall stock mould is to be enclosed within the spiral inner wall formula stock mould of rotation, has spiral groove at the inwall of spiral inner wall formula stock mould; Dissolving material passage and outer wall at inwall dissolves and expects to have between the passage air admission hole or at the groove of spiral inner wall formula stock mould suction hole is arranged; Utilize the effect that air admission hole is blown or suction hole is air-breathing to form double-walled; Extrude two-double flow passage through external mold, internal mold, core formation; The core outer end is connected with the inwall stock mould, once can generate spiral double-wall corrugated pipe.
But adopt traditional mode of production not manufacture three wall bellowss.
One Chinese patent application number is that 200420068778.8 utility model patent discloses a kind of mould of producing plastics three wall bellowss; This mould comprises die body, outer flow passage, middle runner, inner flow passage and two air flues; Described two air flues; One between middle runner and inner flow passage, another is between middle runner and outer flow passage.This utility model is as the mould of one-shot forming production plastics three wall bellowss, yet this mould structure is very complicated on the one hand, brings very big difficulty to die sinking, and this utility model does not provide the method for preparation three wall bellowss on the other hand.
The utility model content
The purpose of the utility model is to provide a kind of three wall bellows production equipments; It adopts traditional bellows mode of production to combine with the mode of production that pipe applies; Realized the continuous mode of production of three wall bellowss, to produce three all smooth wall bellowss of the higher inside and outside wall of ring stiffness.
In order to realize above-mentioned utility model purpose, the technical scheme of employing is following.
A kind of three wall bellows production equipments; Comprise first extruder, first mould, first make-up machine, cooling draw-gear, electric heater unit, second extruder and apply mould; Said first extruder connects first mould, first make-up machine, cooling draw-gear and electric heater unit respectively according to operation; Constitute first production equipment in moulding smooth internal walls and ripple intermediate layer; Said second extruder and second production equipment that applies the level and smooth outer wall of mould formation moulding; Said second production equipment is as the back operation of first production equipment, and with the common former that constitutes three wall bellowss of first production equipment, the back operation of said former also is provided with vacuum sizing device.
In the technique scheme, said first extruder comprises to be extruded the mesospore extruder that is used for moulding intermediate wave lamina raw material and extrudes the inwall extruder that is used for moulding smooth internal walls raw material.
Select as another kind, said first extruder, first mould and first make-up machine can also adopt the one-shot forming apparatus of moulding double-wall corrugated pipe.
The back operation of the said hollow diameter-setting equipment of the utility model also is respectively arranged with servicing units such as hauling machine, cutting machine and rolling equipment.
Said first extruder of the utility model and second extruder all adopt single screw extrusion machine.
The production process of the utility model; By first extruder, first mould and the first make-up machine extrusion molding double-wall corrugated pipe; Carry out the cooling and shaping rear haulage to the appropriate location through the cooling draw-gear then; Through electric heater unit the top layer of this double-wall corrugated pipe is heated, the double-wall corrugated pipe after the heating is sent into outer wall and is applied in the mould again, and is coated in the level and smooth outer wall of double-wall corrugated tube outer surface through second extruder for shaping; With first one-step forming three wall bellowss, three wall bellowss of first one-step forming are through the vacuum sizing device cooling forming.
The production equipment of the utility model adopts double-wall corrugated pipe forming machine and pipe to apply outer three wall tube apparatus composition; Make things convenient for the assembling of equipment, the three wall bellowss that the three wall bellowss of producing according to the production equipment and the method for the utility model have double-wall corrugated pipe and pipe advantage.Through detecting; The ring stiffness of the three wall bellowss of being produced reaches more than the 29.1KN/m2; Compare the requirement of 16.9 KN/m2 of the double-wall corrugated pipe of ad eundem; The ring stiffness of this kind tubing has improved more than 72.1%, thereby has strengthened the resistance of pipeline to the soil load, makes the use occasion of this kind tubing more extensive.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the auxiliary equipment structural representation of the utility model production equipment.
The three wall bellows structure sketch mapes of Fig. 4 for adopting the utility model to produce.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done further explanation.
The structure of the utility model is as attaching shown in Fig. 1 and 2; Comprise that mesospore single screw extrusion machine 1, inwall single screw extrusion machine 2, double-wall corrugated pipe mold 3, double-wall corrugated pipe forming machine 4, spray draw-gear 5, electric heater 6, outer wall single screw extrusion machine 7, outer wall apply mould 8 and vacuum tank 9; Said mesospore single screw extrusion machine 1, inwall single screw extrusion machine 2, double-wall corrugated pipe mold 3, double-wall corrugated pipe forming machine 4, spray draw-gear 5 and electric heater 6 constitute first production equipment; With the preparation double-wall corrugated pipe; And pipe outer surface heated, said outer wall single screw extrusion machine 7 applies mould 8 with outer wall and constitutes second production equipment, is coated in the outer wall pipe of double-wall corrugated tube outer surface with preparation; Thereby first one-step forming three wall bellowss, three wall bellowss of first one-step forming are through vacuum tank 9 cooling and shapings.
The auxiliary equipment of the production equipment of the utility model comprises hauling machine 10, cutting machine 11, tilting trestle (or winder) 12 shown in accompanying drawing 3, three wall bellows structures of its production comprise inwall 14, mesospore 15, outer wall 16 shown in accompanying drawing 4.
The production process of the utility model comprises:
Double-wall corrugated pipe production line (i.e. first production equipment): produce double-wall corrugated pipe; Be extracted into raw material on the main frame hopper through the vacuum loader; Extrude through the double-wall corrugated pipe extrusion system; Form by two single screw extrusion machines 1 and 2, extrude annular corrugated mesospore 15, smooth internal walls 14 respectively.Behind the raw material heating plasticizing through double-wall corrugated pipe mould 3; Through double-wall corrugated pipe forming machine 4 aftershapings; Double-wall corrugated pipe after the moulding is through the abundant cooling forming of chilling spray part of spray draw-gear 5; The traction element of spray draw-gear 5 provides traction power; Before applying outer wall 16, to carry out the outer surface heating to double-wall corrugated pipe through electric heater 6 earlier, its process reduces material loading → plasticizing and extrudes → bellows extrusion die → corrugated pipe forming machine moulding → cooling → traction → heating.
Apply the three wall tube apparatus (i.e. second production equipment) of outer tube: after the double-wall corrugated pipe production line is produced double-wall corrugated pipe; Continue top layer heating through double-wall corrugated pipe behind 6 abundant cooling formings of electric heater; This bellows is bonded together with outer wall better; Double-wall corrugated pipe after the heating gets into outer wall and applies mould 8, and raw material apply the outer wall 16 that mould 8 is extruded three wall bellowss through outer wall extrusion system 7 and outer wall simultaneously.Just three wall bellowss of one-step forming get into vacuum sizing device 9 cooling formings.
Can traction power be provided through hauling machine 10 behind the cooling forming, the production length of three wall bellowss reaches settings by planet cut-off 11 incising pipes, stores finished product by tilting trestle 12.
The outfit of the three wall bellows continuous producing method of the utility model, this mode of production adopt double-wall corrugated pipe forming machine and pipe to apply outer three wall tube apparatus composition.
Double-wall corrugated pipe is made up of two single screw extrusion machines, double-wall corrugated pipe extrusion die, double-wall corrugated pipe forming machine, chilling spray case.The production line production upstream goes out double-wall corrugated pipe.
Pipe applies the equipment of outer three wall pipes and is made up of electric heater, single screw extrusion machine, outer tube coating mould, vacuum tank, hauling machine, cutting machine, tilting trestle.Double-wall corrugated pipe is carried out skin apply, produce three wall bellowss.
This kind mode of production realizes continuously producing three wall bellowss with double-wall corrugated pipe and pipe advantage.

Claims (5)

1. wall bellows production equipment; It is characterized in that comprising first extruder, first mould (3), first make-up machine (4), cooling draw-gear (5), electric heater unit (6), second extruder (7) and apply mould (8); Said first extruder connects first mould (3), first make-up machine (4), cooling draw-gear (5) and electric heater unit (6) respectively according to operation; Constitute first production equipment in moulding smooth internal walls and ripple intermediate layer; Said second extruder (7) and coating mould (8) constitute second production equipment of the level and smooth outer wall of moulding; Said second production equipment is as the back operation of first production equipment, and with the common former that constitutes three wall bellowss of first production equipment, the back operation of said former also is provided with vacuum sizing device (9).
2. three wall bellows production equipments according to claim 1 is characterized in that said first extruder comprises to extrude the mesospore extruder (1) that is used for moulding intermediate wave lamina raw material and extrude the inwall extruder (2) that is used for moulding smooth internal walls raw material.
3. three wall bellows production equipments according to claim 1 is characterized in that said first extruder, first mould (3) and first make-up machine (4) adopt the one-shot forming apparatus of moulding double-wall corrugated pipe.
4. according to claim 1 or 2 or 3 described three wall bellows production equipments, it is characterized in that the back operation of said hollow diameter-setting equipment (9) also is respectively arranged with hauling machine (10), cutting machine (11) and rolling equipment (12).
5. three wall bellows production equipments according to claim 1 is characterized in that said first extruder and second extruder (7) all adopt single screw extrusion machine.
CN2011204079194U 2011-10-24 2011-10-24 Three-walled corrugated pipe production equipment Expired - Fee Related CN202293359U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011204079194U CN202293359U (en) 2011-10-24 2011-10-24 Three-walled corrugated pipe production equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011204079194U CN202293359U (en) 2011-10-24 2011-10-24 Three-walled corrugated pipe production equipment

Publications (1)

Publication Number Publication Date
CN202293359U true CN202293359U (en) 2012-07-04

Family

ID=46362328

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011204079194U Expired - Fee Related CN202293359U (en) 2011-10-24 2011-10-24 Three-walled corrugated pipe production equipment

Country Status (1)

Country Link
CN (1) CN202293359U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102390118A (en) * 2011-10-24 2012-03-28 广东联塑机器制造有限公司 Production device and production method of three-wall corrugated pipe
CN102767651A (en) * 2012-07-25 2012-11-07 上海公元建材发展有限公司 Three-wall corrugated pipe and manufacturing equipment thereof
CN103203885A (en) * 2013-03-14 2013-07-17 广东威立瑞科技有限公司 Industrial plastic pipe production line

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102390118A (en) * 2011-10-24 2012-03-28 广东联塑机器制造有限公司 Production device and production method of three-wall corrugated pipe
CN102767651A (en) * 2012-07-25 2012-11-07 上海公元建材发展有限公司 Three-wall corrugated pipe and manufacturing equipment thereof
CN102767651B (en) * 2012-07-25 2015-01-07 上海公元建材发展有限公司 Manufacturing equipment of three-wall corrugated pipe
CN103203885A (en) * 2013-03-14 2013-07-17 广东威立瑞科技有限公司 Industrial plastic pipe production line

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120704

Termination date: 20201024