CN205767374U - PVC large-scale distribution trough mould - Google Patents

PVC large-scale distribution trough mould Download PDF

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Publication number
CN205767374U
CN205767374U CN201620592043.8U CN201620592043U CN205767374U CN 205767374 U CN205767374 U CN 205767374U CN 201620592043 U CN201620592043 U CN 201620592043U CN 205767374 U CN205767374 U CN 205767374U
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CN
China
Prior art keywords
cavity
distribution trough
sizing
mould
compression plate
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
CN201620592043.8U
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Chinese (zh)
Inventor
高华
蔡志伟
吴朝辉
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.)
HUBEI ANXIN PLASTIC MOULDS CO Ltd
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HUBEI ANXIN PLASTIC MOULDS CO Ltd
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Filing date
Publication date
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Priority to CN201620592043.8U priority Critical patent/CN205767374U/en
Application granted granted Critical
Publication of CN205767374U publication Critical patent/CN205767374U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

The open a kind of large-scale distribution trough of PVC of this utility model, it includes the die body for extrusion molding;Dock with die body, for maintaining the stock mould of shaping workpiece curing molding;And stock mould docks, for the water cooling box to shaping workpiece cooling and shaping;Having the sizing cavity identical with workpiece shapes in sizing film, the inwall of sizing cavity is provided with multiple vacuum air drain communicated with sizing cavity;And a plurality of near sizing cavity inner wall arrange cooling water channel.Described PVC large-scale distribution trough mould, its simple in construction, conflux effective, the PVC large-scale distribution trough good forming effect of extrusion, and by arranging multiple vacuum air drain communicated with sizing cavity in stock mould;By PVC material strong adsorption in the cavity wall of sizing cavity, coordinate a plurality of cooling water channel arranged near sizing cavity inner wall simultaneously, thus be greatly improved the cooling effectiveness of stock mould, and then improve the production efficiency of large-scale distribution trough.

Description

PVC large-scale distribution trough mould
Technical field
This utility model relates to a kind of extrusion die, is specifically related to a kind of PVC large-scale distribution trough mould.
Background technology
Along with the extensive application commercially of PVC extruded product, gradually replace originally with the physical and chemical performance of its excellence Metallic article.And the large-scale distribution trough of PVC is with its fast simple installation method, and the sound insulation of excellence, heat-insulating property are in city It is widely recognized on Chang, has replacement wallpaper and the trend of wall brick.In order to control the size and dimension of special product, when cooling Can cooler-shaper, plastic shaped material process during product quality, stability and productivity ratio largely On depend on sizing and cooling technology.This technology makes section bar can be reduced to below vitrification point, and concrete cooling procedure Depend on factors, such as melt temperature, shaping cover length and temperature, the size etc. of vacuum.At the large-scale distribution trough of existing PVC Absorbability of shaping outside the vacuum of mould is more weak, and parison is the most easy to attach with stock mould die cavity, and cooling water stream channel designs not simultaneously Enough reasonable, to cause cooling effectiveness low, cause stock mould poor to parison cooling effect, the long period could produce qualified type Material, causes waste material many, and production cost improves, and production efficiency reduces.
Utility model content
In view of this, it is necessary to provide the PVC of a kind of good forming effect cooling effectiveness that stock mould can be improved large-scale Distribution trough mould.
A kind of PVC large-scale distribution trough mould, described mould includes the die body for extrusion molding;Dock with described die body, For maintaining the stock mould of shaping workpiece curing molding;And the docking of described stock mould, for shaping workpiece cooling and shaping Water cooling box;
Machine neck that described die body includes being connected with extruder delivery outlet successively, the first compression plate, the second compression plate, the 3rd pressure Contracting plate, supporting plate, dieplate;Described first compression plate, second compression plate, the 3rd compression plate, supporting plate, dieplate inside equal Being provided with hollow cavity, the combination of described hollow cavity forms a die cavity with U-shaped cross section, described die cavity longitudinally wide From compression plate input port be gradually increased to the maximum of distribution trough longitudinally wide, transverse width from compression plate input port by Gradually increase to the maximum lateral width of distribution trough;
Having the sizing cavity identical with workpiece shapes in described sizing film, the inwall of described sizing cavity is provided with multiple The vacuum air drain communicated with sizing cavity;And a plurality of near sizing cavity inner wall arrange cooling water channel.
PVC described in the utility model large-scale distribution trough mould, its simple in construction, conflux effective, the PVC of extrusion is large-scale to be joined Wire casing good forming effect, and by arranging multiple vacuum air drain communicated with sizing cavity in stock mould;By PVC material strength Adsorb in the cavity wall of sizing cavity, coordinate a plurality of cooling water channel arranged near sizing cavity inner wall simultaneously, thus significantly carry The cooling effectiveness of high stock mould, and then improve the production efficiency of large-scale distribution trough.
Accompanying drawing explanation
Fig. 1 is the sectional view of the die body of PVC described in the utility model large-scale distribution trough mould;
Fig. 2 is the structural representation of the dieplate of die body described in the utility model;
Fig. 3 is the structural representation of the stock mould of PVC described in the utility model large-scale distribution trough mould;
Fig. 4 is the structural representation of the water cooling box of PVC described in the utility model large-scale distribution trough mould.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing and enforcement Example, is further elaborated to this utility model, it will be appreciated that specific embodiment described herein is only in order to explain This utility model, is not used to limit this utility model.
As it is shown in figure 1, a kind of PVC large-scale distribution trough mould described in the utility model, described mould includes for being extruded into The die body 10 of type;Dock with described die body 10, for maintaining the stock mould 20 of shaping workpiece curing molding;And described stock mould 20 dock, for the water cooling box 30 to shaping workpiece cooling and shaping.
Described die body 10 includes that the machine neck 11, first being connected with extruder delivery outlet compresses plate 12, second and compresses plate successively 13, the 3rd compression plate 14, supporting plate 15, dieplate 16;Described first compression plate the 12, second compression plate the 13, the 3rd compression plate 14, Supporting plate 15, the inside of dieplate 16 are equipped with hollow cavity, and the combination of described hollow cavity forms one and has U-shaped cross section Die cavity 101, the longitudinally wide input port from compression plate of described die cavity 101 is gradually increased to the maximum of distribution trough longitudinal Width, transverse width is gradually increased the maximum lateral width to distribution trough from the input port of compression plate.
Concrete, in the first compression plate 12, the cavity cross-section width of described die cavity 101 is gradually increased formation taper Cavity, described cone-shaped cavity extends in the second compression plate 13, and in the 3rd compression plate 14, described die cavity 101 is parallel chamber Body, described cavity cross-section width keeps consistent, and described parallel cavity extends in supporting plate 15, at the input of dieplate 16 Mouthful, the cavity cross-section width of described die cavity 101 is gradually decrease to the cross-sectional width of distribution trough, and with the cross section width of distribution trough Degree is arranged at first dieplate the 16, second dieplate 16 interior parallel for cavity cross-section width.
As depicted in figs. 1 and 2, being provided with core 102 in described die cavity 101, described core 102 is from the second dieplate The output port of 16 extends to, in the output port of compression plate, be positioned at the die cavity 101 at the output port of compression plate and core The shunting end cooperation of 102 distributes the inside and outside sub-runner that diameter is identical, is provided with interface channel between described inside and outside sub-runner.
As it is shown on figure 3, described sizing film has the sizing cavity 201 identical with workpiece shapes, described sizing cavity 201 Inwall be provided with multiple with the sizing vacuum air drain 21 that communicates of cavity 201, and a plurality of arrange near sizing cavity 201 inwall Cooling water channel 22, described vacuum air drain 21 is connected with air pump, and is interconnected between multiple vacuum air drain 21, for will be logical Cross the PVC material absorption of sizing film in the cavity wall of sizing cavity 201.Described cooling water channel 22 is disposed on described vacuum gas Between groove 21, for sizing cavity 201 in PVC material cooling, make PVC material curing molding, multiple cooling water channels 22 it Between be interconnected, concrete, sizing cavity 201 inwall of described sizing film is provided with along sizing cavity 201 length direction extend Horizontal cooling water channel 22.
As shown in Figure 4, the output port of the described relative stock mould 20 of water cooling box 30 is provided with the input identical with workpiece shapes Port, the molded part of wood of large-scale distribution trough make by oneself pattern 20 is directly entered after curing molding water cooling box 30 is carried out the coldest But, secondary modification is prevented.
It is directly entered in stock mould 20, in stock mould 20, by very from the large-scale distribution trough of PVC of described die body 10 extrusion PVC material absorption in the cavity wall of sizing cavity 201, is arranged in sizing cavity 201 inwall of sizing film by air groove 21 Cooling water channel 22, to the PVC material cooling in sizing cavity 201, makes PVC material curing molding, and last water cooled case 30 is the coldest But, secondary modification is prevented.
PVC described in the utility model large-scale distribution trough mould, its simple in construction, conflux effective, the PVC of extrusion is large-scale to be joined Wire casing good forming effect, and by arranging multiple vacuum air drain 21 communicated with sizing cavity 201 in stock mould 20;By PVC Material strong adsorption, in the cavity wall of sizing cavity 201, coordinates a plurality of cooling water channel 22 arranged near cavity inner wall simultaneously, from And be greatly improved the cooling effectiveness of stock mould 20, and then improve the production efficiency of large-scale distribution trough.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality Within novel spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in guarantor of the present utility model Within the scope of protecting.

Claims (5)

1. a PVC large-scale distribution trough mould, it is characterised in that: described mould includes the die body for extrusion molding;With described Die body docks, for maintaining the stock mould of shaping workpiece curing molding;And the docking of described stock mould, for cold to shaping workpiece But the water cooling box shaped;
Machine neck that described die body includes being connected with extruder delivery outlet successively, the first compression plate, the second compression plate, the 3rd compression Plate, supporting plate, dieplate;Described first compression plate, the second compression plate, the 3rd compression plate, supporting plate, the inside of dieplate are all provided with Having a hollow cavity, the combination of described hollow cavity forms a die cavity with U-shaped cross section, described die cavity longitudinally wide from The input port of compression plate is gradually increased to the maximum of distribution trough longitudinally wide, and transverse width is from the input port of compression plate gradually Increase to the maximum lateral width of distribution trough;
Having the sizing cavity identical with workpiece shapes in described sizing film, the inwall of described sizing cavity is provided with multiple and fixed The vacuum air drain that cavity communicates;And a plurality of near sizing cavity inner wall arrange cooling water channel.
PVC large-scale distribution trough mould the most according to claim 1, it is characterised in that: it is provided with core in described die cavity, The output port of described core self-forming plate extends in the output port of the 3rd compression plate.
PVC large-scale distribution trough mould the most according to claim 2, it is characterised in that: it is positioned at the output port of the 3rd compression plate The die cavity at place distributes, with the shunting end cooperation of core, the sub-runner up and down that diameter is identical.
PVC large-scale distribution trough mould the most according to claim 1, it is characterised in that: described vacuum air drain is connected with air pump.
PVC large-scale distribution trough mould the most according to claim 1, it is characterised in that: the sizing cavity inner wall of described sizing film In be provided with along sizing cavity length direction extend horizontal cooling water channel.
CN201620592043.8U 2016-06-17 2016-06-17 PVC large-scale distribution trough mould Expired - Fee Related CN205767374U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620592043.8U CN205767374U (en) 2016-06-17 2016-06-17 PVC large-scale distribution trough mould

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620592043.8U CN205767374U (en) 2016-06-17 2016-06-17 PVC large-scale distribution trough mould

Publications (1)

Publication Number Publication Date
CN205767374U true CN205767374U (en) 2016-12-07

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107932869A (en) * 2017-11-17 2018-04-20 黄石市三木塑料模具有限公司 A kind of energy saving auxiliary frame mould

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107932869A (en) * 2017-11-17 2018-04-20 黄石市三木塑料模具有限公司 A kind of energy saving auxiliary frame mould

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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: 20161207

Termination date: 20190617

CF01 Termination of patent right due to non-payment of annual fee