CN203665911U - Improved extrusion die machine tool for PE pipes - Google Patents

Improved extrusion die machine tool for PE pipes Download PDF

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Publication number
CN203665911U
CN203665911U CN201420036486.XU CN201420036486U CN203665911U CN 203665911 U CN203665911 U CN 203665911U CN 201420036486 U CN201420036486 U CN 201420036486U CN 203665911 U CN203665911 U CN 203665911U
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CN
China
Prior art keywords
extrusion die
core rod
base
guide rail
machine tool
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
CN201420036486.XU
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Chinese (zh)
Inventor
王广良
杨晓辉
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.)
XINJIANG LYUSAI WATER CONSERVATION TECHNOLOGY DEVELOPMENT Co Ltd
Original Assignee
XINJIANG LYUSAI WATER CONSERVATION TECHNOLOGY DEVELOPMENT Co Ltd
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Filing date
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Application filed by XINJIANG LYUSAI WATER CONSERVATION TECHNOLOGY DEVELOPMENT Co Ltd filed Critical XINJIANG LYUSAI WATER CONSERVATION TECHNOLOGY DEVELOPMENT Co Ltd
Priority to CN201420036486.XU priority Critical patent/CN203665911U/en
Application granted granted Critical
Publication of CN203665911U publication Critical patent/CN203665911U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses an improved extrusion die machine tool for PE pipes. The improved extrusion die machine tool comprises a machine head body, a bypass shuttle, a port die, a core rod and a material channel formed by the machine head body, the bypass shuttle, the port die and the core rod. The improved extrusion die machine tool is characterized in that the core rod is a T-shaped spiral core rod, the large-head end of the core rod is in a spindle shape, the machine head body is arranged on a base, a machine seat is arranged below the base, a guide rail is arranged above the machine seat, the lower portion of the base is provided with a guide groove, the guide groove is in sliding fit connection with the guide rail, a threaded through hole penetrating the guide groove is formed in the side of the base, a screw is arranged in the threaded through hole, and the end of the screw is of a spherical structure and abuts against the side of the guide rail. The improved extrusion die machine tool has the advantages that the improved extrusion die machine tool is simple in structure, convenient and practical, the thickness of a pipe wall is convenient to adjust, materials are discharged evenly, products can be extruded continuously and stably, the rate of finished products is high, and the service lives of the products are prolonged.

Description

A kind of modified extrusion die head of PE tubing
Technical field
The utility model relates to a kind of extruder head, and specifically a kind of modified extrusion die head of PE tubing, belongs to extruder head field.
Background technology
Extruder head has following effect in the production of tubing: 1) make viscous state material make screw become parallel lines motion, and introducing port mould and being shaped stably; 2) produce back pressure, make the further homogenizing of material, improve quality of item; 3) produce necessary briquetting pressure, to obtain the closely knit and shape goods accurately of structure.Extruder head generally comprises handpiece body, spreader, mouthful mould and plug four parts.The tubing being prepared by mouth mould and plug again by shaping cover in conjunction with different sizing modes, can obtain the tubing of different tube diameters.
Utility model content
The purpose of this utility model is, has designed a kind of modified extrusion die head of PE tubing, simple in structure, convenient and practical, is convenient to regulate the thickness of tube wall, and discharging is even, and product can be extruded by continous-stable, and the yield rate of product is high, extends life of product.
The technical solution of the utility model is:
A modified extrusion die head for PE tubing, comprises handpiece body, spreader, mouthful mould and plug, and the material channel being made up of above-mentioned parts, described plug is T shape helix core rod, and major diameter is that stub end is spindle, be conducive to flowing of material, large diameter one end is a tight fit in mouthful mould, one end of minor diameter and the extrusion of plug form the wall thickness of tubing, owing to adopting T shape structure, make plug simpler with coordinating of mouthful mould, stability is better, owing to adopting helix core rod, raw material is spiral charging in extrusion die, solve original extrusion die and there will be the problem of closing the thin point of material and the difficult vestige of eliminating melt shunting, and then eliminate the product quality hidden danger that causes of vestige of shunting because closing material and melt, improve finished product rate, extend life of product.
Described handpiece body is arranged on base, is provided with support below described base, above described support, is provided with guide rail, is provided with guide groove, described guide groove and guide rail sliding connection below described base; There is the tapped through hole of a perforation to described guide groove the side of described base, in described tapped through hole, be provided with a screw rod, the end of described screw rod is hemispherical dome structure, and withstands on the side of described guide rail, thereby can move head easily and fix, improve operating efficiency.
Further, the end of described spreader is provided with throttle, and the profile of throttle is streamlined, and throttle dwindles the effective cross-section of head internal channel, forms increase melt pressure, is conducive to uniform discharge.
Further, on the sidewall of described mouthful of mould, be plugged with adjusting bolt, one end of adjusting bolt contacts with core rod, and adjusting bolt is for fixing and core rod position, location, and the distance of core rod outer wall and mouthful mould inwall determines the thickness of tube wall.
Further, the arrival end of described handpiece body is also provided with heating system, in described heating system, be provided with agitating screw, material heats in heating system, agitating screw stirs it simultaneously, material after heating is clamp-oned in head co-extruding mould by head, described head co-extruding mould is connected with the hydraulic oil pump for finished product is extruded, described hydraulic oil pump is connected with fuel tank, material enters in head co-extruding mould and by this hydraulic oil pump, finished product is extruded after moulding, product can be extruded by continous-stable, improved the yield rate of product.
In addition, described helix core rod the inner is provided with a radially uncovered cylindric pressure buffer cavity, helix core rod outer end is provided with the multiple air admission holes that communicate with the cavity of above-mentioned pressure buffer, helix core rod the inner is also provided with the coaxial hollow core rod communicating with the cavity of pressure buffer, the cavity of pressure buffer, the hollow of coaxial hollow core rod forms a pipe internal and external pressure balance passage producing when large-caliber thin-walled plastics one are managed, solve the production product speed that in producing, pipe external and internal pressure imbalance causes slow, the problem that production efficiency is low, make the large-caliber thin-walled plastic tube of producing reach the uniform object of wall thickness.
The utility model has the advantage of: simple in structure, convenient and practical, be convenient to regulate the thickness of tube wall, discharging is even, and product can be extruded by continous-stable, and the yield rate of product is high, extends life of product.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the external overall structural representation of the utility model embodiment;
Fig. 2 is the internal structure schematic diagram of the utility model embodiment;
In figure: 1-handpiece body, 2-mouth mould, 3-plug, 4-material channel, 11-base, 12-support, 13-guide rail, 14-guide groove, 15-tapped through hole, 16-screw rod.
The specific embodiment
Below preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein is only for description and interpretation the utility model, and be not used in restriction the utility model.
Embodiment 1
As shown in Figure 1, a kind of modified extrusion die head of PE tubing, comprises handpiece body 1, spreader, mouthful mould 2 and plug 3, and the material channel 4 being made up of above-mentioned parts; On the sidewall of described mouthful of mould, be plugged with adjusting bolt, one end of adjusting bolt contacts with core rod, and adjusting bolt is for fixing and core rod position, location, and the distance of core rod outer wall and mouthful mould inwall determines the thickness of tube wall.
Described handpiece body 1 is arranged on base 11, and described base 11 is provided with support 12 below, and described support 12 is provided with guide rail 13 above, and described base 11 is provided with guide groove 14 below, described guide groove 14 and guide rail 13 sliding connections; There is the tapped through hole 15 of a perforation to described guide groove the side of described base 11, in described tapped through hole, be provided with a screw rod 16, the end of described screw rod 16 is hemispherical dome structure, and withstands on the side of described guide rail 13, thereby can move head easily and fix, improve operating efficiency.
The arrival end of described handpiece body is also provided with heating system, in described heating system, be provided with agitating screw, material heats in heating system, agitating screw stirs it simultaneously, material after heating is clamp-oned in head co-extruding mould by head, described head co-extruding mould is connected with the hydraulic oil pump for finished product is extruded, described hydraulic oil pump is connected with fuel tank, material enters in head co-extruding mould and by this hydraulic oil pump, finished product is extruded after moulding, product can be extruded by continous-stable, improved the yield rate of product.
The end of described spreader is provided with throttle, and the profile of throttle is streamlined, and throttle dwindles the effective cross-section of head internal channel, forms increase melt pressure, is conducive to uniform discharge.
Described plug is T shape helix core rod, and major diameter is that stub end is spindle, be conducive to flowing of material, large diameter one end is a tight fit in mouthful mould, one end of minor diameter and extrusion form the wall thickness of tubing, owing to adopting T shape structure, make plug simpler with coordinating of mouthful mould, stability is better, owing to adopting helix core rod, raw material is spiral charging in extrusion die, solve original extrusion die and there will be the problem of closing the thin point of material and the difficult vestige of eliminating melt shunting, and then eliminate the product quality hidden danger that causes of vestige of shunting because closing material and melt, improve finished product rate, extend life of product.
In addition, described helix core rod the inner is provided with a radially uncovered cylindric pressure buffer cavity, helix core rod outer end is provided with the multiple air admission holes that communicate with the cavity of above-mentioned pressure buffer, helix core rod the inner is also provided with the coaxial hollow core rod communicating with the cavity of pressure buffer, the cavity of pressure buffer, the hollow of coaxial hollow core rod forms a pipe internal and external pressure balance passage producing when large-caliber thin-walled plastics one are managed, solve the production product speed that in producing, pipe external and internal pressure imbalance causes slow, the problem that production efficiency is low, make the large-caliber thin-walled plastic tube of producing reach the uniform object of wall thickness.
In addition, except the pointed improvement structure of the utility model, all the other structures all belong to prior art, therefore seldom state.
Finally it should be noted that: the foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, although the utility model is had been described in detail with reference to previous embodiment, for a person skilled in the art, its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.

Claims (3)

1. a modified extrusion die head for PE tubing, comprises handpiece body, spreader, mouthful mould and plug, and the material channel being made up of above-mentioned parts, it is characterized in that: described plug is T shape helix core rod, and stub end is spindle; Described handpiece body is arranged on base, is provided with support below described base, above described support, is provided with guide rail, is provided with guide groove, described guide groove and guide rail sliding connection below described base; There is the tapped through hole of a perforation to described guide groove the side of described base, is provided with a screw rod in described tapped through hole, and the end of described screw rod is hemispherical dome structure, and withstands on the side of described guide rail.
2. extrusion die head according to claim 1, is characterized in that: the end of described spreader is provided with throttle, the profile of throttle is streamlined.
3. extrusion die head according to claim 1 and 2, it is characterized in that: the arrival end of described handpiece body is also provided with heating system, in described heating system, be provided with agitating screw, material heats in heating system, agitating screw stirs it simultaneously, material after heating is clamp-oned in head co-extruding mould by head, and described head co-extruding mould is connected with the hydraulic oil pump for finished product is extruded, and described hydraulic oil pump is connected with fuel tank.
CN201420036486.XU 2014-01-21 2014-01-21 Improved extrusion die machine tool for PE pipes Expired - Fee Related CN203665911U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420036486.XU CN203665911U (en) 2014-01-21 2014-01-21 Improved extrusion die machine tool for PE pipes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420036486.XU CN203665911U (en) 2014-01-21 2014-01-21 Improved extrusion die machine tool for PE pipes

Publications (1)

Publication Number Publication Date
CN203665911U true CN203665911U (en) 2014-06-25

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105643895A (en) * 2016-03-24 2016-06-08 青岛科技大学 Extrusion molding device for remanufactured tyre tread reinforced by fiber radial orientation
CN108145946A (en) * 2017-12-22 2018-06-12 湖南太子新材料科技有限公司 A kind of plate-extruding machine mold
CN112743795A (en) * 2020-12-22 2021-05-04 中国兵器装备集团自动化研究所 Prevent remaining extruder

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105643895A (en) * 2016-03-24 2016-06-08 青岛科技大学 Extrusion molding device for remanufactured tyre tread reinforced by fiber radial orientation
CN105643895B (en) * 2016-03-24 2017-12-26 青岛科技大学 The radial oriented enhancing of fiber remanufactures tire tread extrusion molding apparatus
CN108145946A (en) * 2017-12-22 2018-06-12 湖南太子新材料科技有限公司 A kind of plate-extruding machine mold
CN108145946B (en) * 2017-12-22 2020-01-17 湖南太子新材料科技有限公司 Plate extruder die
CN112743795A (en) * 2020-12-22 2021-05-04 中国兵器装备集团自动化研究所 Prevent remaining extruder

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

Granted publication date: 20140625

Termination date: 20160121

EXPY Termination of patent right or utility model