CN218857646U - A mould for PVC tubular product - Google Patents

A mould for PVC tubular product Download PDF

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Publication number
CN218857646U
CN218857646U CN202223085908.6U CN202223085908U CN218857646U CN 218857646 U CN218857646 U CN 218857646U CN 202223085908 U CN202223085908 U CN 202223085908U CN 218857646 U CN218857646 U CN 218857646U
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Prior art keywords
die holder
flow guide
pvc
shell
dispersion
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CN202223085908.6U
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Chinese (zh)
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张钊
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Tianjin Delong Plastic Products Co ltd
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Tianjin Delong Plastic Products Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

The utility model relates to a PVC tubular product production technical field just discloses a mould for PVC tubular product, including the feed head, the end fixing of feed head is equipped with the die holder, the dispersion chamber has been seted up to the inside of die holder, the bell mouth has been seted up on the chamber wall in dispersion chamber, the chamber wall an organic whole in dispersion chamber is provided with the dispersion conical head, a plurality of arc discharging channel have been seted up, each arc discharging channel's feed end bore to discharge end bore is by big-to-small setting, the lateral wall an organic whole of die holder is provided with the fixed disk, the type of the fixed disk outside the die holder is located to the fixed cover that is equipped with of lateral wall, form tapered channel between type of tapered channel and the die holder, tapered channel's one end is equipped with extrusion discharge mechanism. Inside this application can do benefit to the raw materials that gets into and be homodisperse entering PVC mould, the result of use is better, can ensure simultaneously that the PVC raw materials keeps good mobility at the feed end.

Description

A mould for PVC tubular product
Technical Field
The application relates to the technical field of PVC pipe production, in particular to a mould for PVC pipes.
Background
The PVC pipe is formed by compounding polyvinyl chloride resin, a stabilizer, a lubricant and the like and then performing extrusion molding by a hot pressing method, namely, the PVC pipe raw material is extruded by an extruder and can be rapidly molded by matching with an extrusion die at an outlet.
In realizing this application in-process, the inventor finds that there is following problem at least in this technique, PVC extrusion mould has vital influence to the quality of PVC shaping tubular product, because batching such as stabilizer, emollient need add in the PVC pipe raw materials, the raw materials is after the import of die head gets into, the die head inner space is less, thereby lead to the fluid to lead to the die head ejection of compact back fashioned each part quality of PVC different because of the dispersion inequality, and then the PVC pipeline local strength that easily appears is not enough, excellent in use effect, consequently, provide a mould for PVC tubular product.
SUMMERY OF THE UTILITY MODEL
The purpose of this application is in order to solve among the prior art because need add batching such as stabilizer, emollient in the PVC pipe raw materials, the raw materials is after the import of die head gets into, and the die head inner space is less to lead to the fluid to lead to the fashioned PVC of die head ejection of compact back each part quality difference because of the dispersion inequality, and then easily appear that PVC pipeline local strength is not enough, the not good problem of result of use, and the mould that is used for PVC tubular product that proposes.
In order to achieve the purpose, the following technical scheme is adopted in the application:
the utility model provides a mould for PVC tubular product, includes the feed head, the end fixing of feed head is equipped with the die holder, the dispersion chamber has been seted up to the inside of die holder, the bell mouth has been seted up to the chamber wall in dispersion chamber, the chamber wall an organic whole in dispersion chamber is provided with the dispersion conical head, a plurality of arc discharging channel have been seted up to the chamber wall in dispersion chamber, each arc discharging channel's feed end bore to discharge end bore by big-end-to-small setting, the lateral wall an organic whole of die holder is provided with the fixed disk, the fixed class toper shell that locates the die holder outside of being equipped with of lateral wall of fixed disk, form the toper passageway between class toper shell and the die holder, the one end of toper passageway is equipped with extrusion discharge mechanism.
Preferably, the position that the inside of die holder is located dispersion chamber one side has seted up the heating chamber, the inside fixed electric heat piece that is equipped with in heating chamber, and the inside in heating chamber is filled with heat conduction fluid.
Preferably, the end fixing of die holder is equipped with the connecting rod, the integrative water conservancy diversion seat that is provided with of rod end of connecting rod, the end fixing of class toper shell is equipped with the water conservancy diversion shell, the water conservancy diversion shell is located the outside cover of water conservancy diversion seat and establishes, water conservancy diversion seat and class toper shell are both the both ends bore little, and the big setting of middle bore, form the water conservancy diversion passageway between water conservancy diversion shell and the water conservancy diversion seat, the passageway area of water conservancy diversion passageway is little setting gradually.
Preferably, a first mounting flange is fixedly sleeved on the outer side wall of the flow guide shell.
Preferably, a second mounting flange is fixedly sleeved at the end part of the outer side wall of the feeding head.
Preferably, the connection between the flow guide channel and the conical channel is in arc transition arrangement.
Compared with the prior art, the application provides a mould for PVC tubular product, possesses following beneficial effect:
1. this a mould for PVC tubular product, through the feed head that is equipped with, the die holder, the dispersion chamber, the dispersion conical head, a plurality of arc discharging channel, the fixed disk, mutually supporting of class toper shell and toper passageway, through the dispersion chamber, cooperation dispersion conical head and arc discharging channel, the PVC raw materials that can make the entering are the whirl dispersion to inside can doing benefit to the raw materials that get into to be homodisperse entering PVC mould, the cooperation toper passageway can accomplish the PVC raw materials and get into, the result of use is better.
2. This a mould for PVC tubular product, through the heating chamber that is equipped with, mutually supporting of electric heat piece and heat conduction fluid, can carry out the electrical control heating to die head feeding one end to can ensure that the PVC raw materials keeps good mobility at the feed end.
The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, inside this application can do benefit to the raw materials that get into and be homodisperse entering PVC mould, the result of use is better, can ensure simultaneously that the PVC raw materials keeps good mobility at the feed end.
Drawings
Fig. 1 is a schematic structural diagram of a mold for PVC pipes according to the present application;
fig. 2 is a schematic side view of the dispersion chamber of fig. 1.
In the figure: 1. a feed head; 2. a die holder; 3. a dispersion chamber; 4. a tapered hole; 5. dispersing the conical head; 6. an arc-shaped discharge channel; 7. fixing the disc; 8. a cone-like housing; 9. a tapered channel; 10. a heating chamber; 11. an electric heating block; 12. a connecting rod; 13. a flow guide seat; 14. a flow guide shell; 15. a flow guide channel; 16. a first mounting flange; 17. and a second mounting flange.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.
Referring to fig. 1-2, a mould for PVC pipe, including feed head 1, the end fixing of feed head 1 is equipped with die holder 2, dispersion chamber 3 has been seted up to die holder 2's inside, bell mouth 4 has been seted up to dispersion chamber 3's chamber wall, dispersion chamber 3's chamber wall an organic whole is provided with dispersion conical head 5, dispersion chamber 3's chamber wall has seted up a plurality of arc discharging channel 6, the feed end bore to the discharge end bore of each arc discharging channel 6 sets up from big to small, die holder 2's lateral wall an organic whole is provided with fixed disk 7, the fixed similar toper shell 8 that is equipped with the cover and locates the die holder 2 outside of fixed disk 7's lateral wall, form toper passageway 9 between similar toper shell 8 and the die holder 2, the one end of toper passageway 9 is equipped with extrusion discharge mechanism.
The position that the inside of die holder 2 is located dispersion chamber 3 one side has seted up heating chamber 10, and the inside of heating chamber 10 is fixed and is equipped with electric heat piece 11, and the inside of heating chamber 10 is filled with heat conduction fluid, through 11 work of electric heat piece, can cooperate heat conduction fluid to disperse chamber 3 and conical channel 9 department and heat to can make the raw materials that get into keep good mobility.
The end fixing of die holder 2 is equipped with connecting rod 12, the integrative water conservancy diversion seat 13 that is provided with of rod end of connecting rod 12, the end fixing of class toper shell 8 is equipped with water conservancy diversion shell 14, water conservancy diversion shell 14 is located the outside cover of water conservancy diversion seat 13 and establishes, water conservancy diversion seat 13 and class toper shell 8 are both the bore of both ends little, and the big setting of middle bore, form water conservancy diversion passageway 15 between water conservancy diversion shell 14 and the water conservancy diversion seat 13, the passageway area of water conservancy diversion passageway 15 is little setting gradually, through this kind of setting, utilize water conservancy diversion seat 13 to disperse once more on the one hand, and cooperate water conservancy diversion passageway 15 to carry out pressure boost discharge raw materials step by step.
The outer side wall of the guide shell 14 is fixedly sleeved with a first mounting flange 16, which can facilitate the connection of the guide shell 14 and external equipment.
The second mounting flange 17 is fixedly sleeved at the end part of the outer side wall of the feed head 1, so that the feed head 1 and the discharge end of the extruder can be conveniently mounted and fixed.
The junction between water conservancy diversion passageway 15 and the toper passageway 9 sets up for the arc transition, prevents that ejection of compact bent angle is too big to cause the shaping wall thickness not enough even.
In this application, during the use, install feeder hopper 1 in the aircraft nose of extruder, then extrude the PVC raw materials through the extruder, the PVC raw materials gets into from feeder hopper 1, and get into dispersion chamber 3 inside through bell mouth 4, the raw materials carries out preliminary dispersion through dispersion conical head 5 this moment, and discharge from 6 whirl of a plurality of arc discharging channel, utilize this kind of dispersion design, can improve the homogeneity that the PVC raw materials got into, then the raw materials flows through toper passageway 9, and through water conservancy diversion passageway 15, carry out gradual pressure boost and discharge the PVC raw materials, form the PVC pipeline.
The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present application, and all equivalent substitutions and changes according to the technical solutions and the inventive concepts of the present application should be covered by the scope of the present application.

Claims (6)

1. The utility model provides a mould for PVC tubular product, includes feed head (1), its characterized in that, the end fixing of feed head (1) is equipped with die holder (2), dispersion chamber (3) have been seted up to the inside of die holder (2), bell mouth (4) have been seted up on the chamber wall in dispersion chamber (3), the chamber wall an organic whole in dispersion chamber (3) is provided with dispersion conical head (5), a plurality of arc discharging channel (6), each have been seted up on the chamber wall in dispersion chamber (3) the feed end bore to the discharge end bore by big-end-to-small setting of arc discharging channel (6), the lateral wall an organic whole of die holder (2) is provided with fixed disk (7), the lateral wall of fixed disk (7) is fixed to be equipped with the type toper shell (8) of cover locating the die holder (2) outside, form toper passageway (9) between type toper shell (8) and die holder (2), the one end of toper passageway (9) is equipped with extrusion discharge mechanism.
2. The die for PVC pipes as claimed in claim 1, wherein a heating cavity (10) is formed in the die holder (2) at a position on one side of the dispersion cavity (3), an electric heating block (11) is fixed in the heating cavity (10), and heat-conducting oil is filled in the heating cavity (10).
3. The mold for PVC pipes as claimed in claim 1, wherein a connecting rod (12) is fixedly arranged at an end of the mold base (2), a flow guide seat (13) is integrally arranged at a rod end of the connecting rod (12), a flow guide shell (14) is fixedly arranged at an end of the cone-like shell (8), the flow guide shell (14) is sleeved outside the flow guide seat (13), the flow guide seat (13) and the cone-like shell (8) are both small in caliber at two ends and large in caliber at the middle, a flow guide channel (15) is formed between the flow guide shell (14) and the flow guide seat (13), and the channel area of the flow guide channel (15) is gradually reduced.
4. A mould for PVC pipes as claimed in claim 3, characterized in that the first mounting flange (16) is fixedly attached to the outer side wall of the guide shell (14).
5. The mould for PVC pipes as claimed in claim 1, wherein the second mounting flange (17) is fixedly sleeved on the end of the outer side wall of the feed head (1).
6. A mould for PVC pipes according to claim 3, characterized in that the junction between the flow guide channel (15) and the conical channel (9) is an arc transition.
CN202223085908.6U 2022-11-17 2022-11-17 A mould for PVC tubular product Active CN218857646U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202223085908.6U CN218857646U (en) 2022-11-17 2022-11-17 A mould for PVC tubular product

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223085908.6U CN218857646U (en) 2022-11-17 2022-11-17 A mould for PVC tubular product

Publications (1)

Publication Number Publication Date
CN218857646U true CN218857646U (en) 2023-04-14

Family

ID=87375404

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202223085908.6U Active CN218857646U (en) 2022-11-17 2022-11-17 A mould for PVC tubular product

Country Status (1)

Country Link
CN (1) CN218857646U (en)

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