CN202846880U - Die surface temperature control system of plastic winding pipe - Google Patents
Die surface temperature control system of plastic winding pipe Download PDFInfo
- Publication number
- CN202846880U CN202846880U CN 201220446478 CN201220446478U CN202846880U CN 202846880 U CN202846880 U CN 202846880U CN 201220446478 CN201220446478 CN 201220446478 CN 201220446478 U CN201220446478 U CN 201220446478U CN 202846880 U CN202846880 U CN 202846880U
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- die
- plc
- control system
- infrared temperature
- temperature control
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- 229920003023 plastic Polymers 0.000 title claims abstract description 31
- 239000004033 plastic Substances 0.000 title claims abstract description 31
- 238000004804 winding Methods 0.000 title abstract description 5
- 239000000523 sample Substances 0.000 claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 claims abstract description 20
- 238000013519 translation Methods 0.000 claims description 7
- 238000012360 testing method Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 14
- 239000007921 spray Substances 0.000 description 8
- 238000001125 extrusion Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000002310 reflectometry Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a die surface temperature control system of a plastic winding pipe. The die surface temperature control system of the plastic winding pipe comprises an infrared temperature measuring probe and a PLC (Programmable Logic Controller), wherein the detection end of the infrared temperature measuring probe is arranged correspondingly to a rotary and translational die surface; the output end of the infrared temperature measuring probe is connected with the corresponding input end of the PLC; and the output end of the PLC is connected with the corresponding end of a solenoid valve for controlling a gas flow on an assembly line. A gas nozzle jets flame to heat the outer surface of a die in a production process, so that the surface of the die reaches a set temperature; a discharging opening of an extruder extrudes a plastic solid-walled pipe by means of being opposite to the die; the die is driven by a trolley to rotate and translate; an O-shaped pipe is extruded on the outer surface of the solid-walled pipe through an O-shaped die on the assembly line, so as to manufacture the plastic winding pipe; and temperature measuring points corresponding to the infrared temperature measuring probe form a spiral rail on the outer surface of the die, so that the die surface temperature control system continuously detects the temperature of the surface of the die in an extruding process in real time, and the temperature of the surface of the die can be accurately controlled.
Description
Technical field
The utility model relates to a kind of plastic pipe extrusion line, particularly relates to a kind of plastic spiral pipe mold surface temperature control system.
Background technology
The extruding pipe material extruding production line mainly comprises extruder and cylindrical steel molding jig, when producing plastic pipe, extrude hot PE or PP by extruder, be wound on the mould that diameter is the 300-4000 millimeter, in winding process, die surface maintains in the scope of 130 ℃ of-150 ℃ of temperature with the gas flame heating.Because the variation of gaseous-pressure, environment temperature and mould size, mold surface temperature easily produces fluctuation, is difficult to keep an accurate temperature, and the variation of mold surface temperature directly has influence on the plasticizing forming of finished product, and then has affected the quality of plastic pipe.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of plastic spiral pipe mold surface temperature control system that can improve the die surface accuracy of temperature control.
In order to reach above-mentioned purpose, solution of the present utility model is:
A kind of plastic spiral pipe mold surface temperature control system, comprise infrared temperature probe and PLC controller, the surface of the test side corresponding rotation of infrared temperature probe and the mould of translation arranges, the output of infrared temperature probe connects the respective input of PLC controller, and the output of PLC controller connects the respective ends of the magnetic valve of control gas flow on the production line.
Described PLC controller comprises analog quantity/digital quantity converter, PLC, digital quantity/analog quantity converter and PLC man-machine interface; The input of analog quantity/digital quantity converter connects the output of described infrared temperature probe, the output of analog quantity/digital quantity converter connects the respective input of PLC, the output of PLC connects the input of digital quantity/analog quantity converter, the output of digital quantity/analog quantity converter connects the control end of described magnetic valve, and the PLC man-machine interface is connected with PLC is two-way.
After adopting said structure, a kind of plastic spiral pipe mold surface temperature control system of the present utility model has following beneficial effect: when producing plastic spiral pipe, open the magnetic valve on the production line, gas spray head on the production line is carried out the bright eruption heating facing to the outer surface of mould, make the surface of mould reach design temperature, the extruder on the debugging production line makes the plastics of extruding reach preferable states simultaneously; After debugging is finished, the discharging opening of extruder is facing to the die orifice extrusion plastic solid wall pipe of mould, drive mould while rotating translation by the chassis on the production line, then extrude O type pipe by the O pattern on the production line at the outer surface of solid wall pipe, thereby make plastic spiral pipe; Because mould is while rotating translation, the point for measuring temperature that infrared temperature probe is corresponding forms continuous spiral trajectory at the outer surface of mould, infrared temperature probe detects along with the extrusion of plastic spiral pipe carries out real-time continuous to the surface temperature of mould in this non-contacting mode, behind the temperature signal that PLC controller reception infrared temperature probe sends magnetic valve is sent the instruction of adjusting valve size and then the flame size of controlling gas spray head, thereby accurately control mold surface temperature; And, utilize infrared ray that the reflectivity of different moulds is come Tc, it is constant that mold surface temperature is kept, and then improve accuracy of temperature control.
Description of drawings
Fig. 1 is for adopting the structural representation of extruding pipe material extruding production line of the present utility model;
Fig. 2 is the structural representation of another angle of employing extruding pipe material extruding production line of the present utility model;
Fig. 3 is a kind of plastic spiral pipe mold surface temperature control system principle schematic of the present utility model.
Among the figure:
Chassis 1a mould 2a
Liquid gas storage tank 3a magnetic valve 4a
Extruder 7a plastic spiral pipe 8a
The specific embodiment
In order further to explain the technical solution of the utility model, the utility model is elaborated below by specific embodiment.
Shown in 1 to 3, existing extruding pipe material extruding production line mainly comprises chassis 1a, mould 2a, liquid gas storage tank 3a, magnetic valve 4a, gas spray head 5a, O pattern 6a and extruder 7a.Mould 2a is arranged on the chassis 1a in the mode that rotates freely, and the inlet end of magnetic valve 4a is by pipeline communication liquid gas storage tank 3a, and the outlet side of magnetic valve 4a connects gas spray head 5a, the outer surface setting of the corresponding mould 2a of gas spray head 5a.The discharging opening of extruder 7a is facing to the die orifice of mould 2a, and the discharging opening of O pattern 6a is facing to the outer surface setting of mould 2a.
When producing plastic spiral pipe, open the magnetic valve 4a on the production line, gas spray head 5a carries out the bright eruption heating facing to the outer surface of mould 4a, makes the surface of mould 2a reach design temperature, and the extruder on the debugging production line makes the plastics of extruding reach preferable states simultaneously.After debugging is finished, the discharging opening of extruder is facing to the die orifice extrusion plastic solid wall pipe of mould 2a, drive mould 2a while rotating translation by the chassis 1a on the production line, then extrude O type pipe by O pattern 6a at the outer surface of solid wall pipe, thereby make plastic spiral pipe 8a.Behind plastic spiral pipe 8a cooling forming, mould 2a undergauge is taken off plastic spiral pipe 8a and to be got final product outside mould 2a.Wherein, the extruding pipe material extruding production line adopts existing production line, as known technology, does not repeat them here.
A kind of plastic spiral pipe mold surface temperature control system of the present utility model comprises infrared temperature probe 1 and PLC controller 2.
The surface of the test side corresponding rotation of infrared temperature probe 1 and the mould 2a of translation arranges, and the output of infrared temperature probe 1 connects the respective input of PLC controller 2, and the output of PLC controller 2 connects the respective ends of the magnetic valve 4a on the production line.
The A/D analog-digital converter quantizes the analog signal of infrared temperature probe 1, and PLC is converted to the aperture signal of magnetic valve 4a according to the combustion gas regulated quantity that programs and calculate needs by the D/A digital to analog converter.And operating personnel are by PLC man-machine interface input setting data, and display setting parameter and temperature control data.
Because mould 2a is while rotating translation, the point for measuring temperature of infrared temperature probe 1 correspondence forms continuous spiral trajectory at the outer surface of mould 2a, infrared temperature probe 1 detects along with the extrusion of plastic spiral pipe carries out real-time continuous to the surface temperature of mould 2a in this non-contacting mode, behind the temperature signal that PLC controller 2 reception infrared temperature probes 1 send magnetic valve 4a is sent instruction and then the control gas spray head 5a gas flow of adjusting valve size, the regulation and control flame size, thus mould 2a surface temperature accurately controlled; And, utilize infrared ray that the reflectivity of different mould 2a is come Tc, it is constant that the surface temperature of mould 2a is kept, and then improve accuracy of temperature control.
In addition, the utility model also is applicable to the production line of plastics solid wall pipe.
Above-described embodiment and accompanying drawing and non-limiting product form of the present utility model and style, any person of an ordinary skill in the technical field all should be considered as not breaking away from patent category of the present utility model to its suitable variation or modification of doing.
Claims (2)
1. plastic spiral pipe mold surface temperature control system, it is characterized in that, comprise infrared temperature probe and PLC controller, the surface of the test side corresponding rotation of infrared temperature probe and the mould of translation arranges, the output of infrared temperature probe connects the respective input of PLC controller, and the output of PLC controller connects the respective ends of the magnetic valve of control gas flow on the production line.
2. a kind of plastic spiral pipe mold surface temperature control system as claimed in claim 1 is characterized in that described PLC controller comprises analog quantity/digital quantity converter, PLC, digital quantity/analog quantity converter and PLC man-machine interface; The input of analog quantity/digital quantity converter connects the output of described infrared temperature probe, the output of analog quantity/digital quantity converter connects the respective input of PLC, the output of PLC connects the input of digital quantity/analog quantity converter, the output of digital quantity/analog quantity converter connects the control end of described magnetic valve, and the PLC man-machine interface is connected with PLC is two-way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220446478 CN202846880U (en) | 2012-09-04 | 2012-09-04 | Die surface temperature control system of plastic winding pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220446478 CN202846880U (en) | 2012-09-04 | 2012-09-04 | Die surface temperature control system of plastic winding pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202846880U true CN202846880U (en) | 2013-04-03 |
Family
ID=47978114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220446478 Expired - Fee Related CN202846880U (en) | 2012-09-04 | 2012-09-04 | Die surface temperature control system of plastic winding pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202846880U (en) |
Cited By (3)
| 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 |
| US10293562B2 (en) | 2014-12-08 | 2019-05-21 | Ge Oil & Gas Uk Limited | Apparatus and method for manufacturing flexible pipe |
| CN110293670A (en) * | 2019-01-04 | 2019-10-01 | 浙江双林机电科技有限公司 | A kind of industrial pipeline manufacturing system |
-
2012
- 2012-09-04 CN CN 201220446478 patent/CN202846880U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10293562B2 (en) | 2014-12-08 | 2019-05-21 | Ge Oil & Gas Uk Limited | Apparatus and method for manufacturing flexible pipe |
| 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 |
| CN110293670A (en) * | 2019-01-04 | 2019-10-01 | 浙江双林机电科技有限公司 | A kind of industrial pipeline manufacturing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180918 Address after: 362000 Pu an industrial area, Quangang District, Quanzhou, Fujian. Patentee after: Fujian Nachuan pipe technology limited liability company Address before: 362801 Pu an industrial area, Quangang District, Quanzhou, Fujian. Patentee before: Fujian Nachuan Pipe Technology Co., Ltd. |
|
| 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: 20130403 Termination date: 20200904 |