CN208324162U - A kind of cooling device for cable plastic extrusion machine - Google Patents
A kind of cooling device for cable plastic extrusion machine Download PDFInfo
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- CN208324162U CN208324162U CN201820401130.XU CN201820401130U CN208324162U CN 208324162 U CN208324162 U CN 208324162U CN 201820401130 U CN201820401130 U CN 201820401130U CN 208324162 U CN208324162 U CN 208324162U
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Abstract
The utility model relates to extruding machine technical fields, in particular to a kind of cooling device for cable plastic extrusion machine, including cooling tube, cable is passed through from cooling tube, cooling tube includes set gradually along melt extrusion direction air-cooled section and water cooling section, and described air-cooled section includes first air-cooled section be sequentially arranged along melt extrusion direction and second air-cooled section, second air-cooled section include the air draft in air-cooled section of cable and first row's cold wind structure, water cooling section includes sink, and cable immerses sink.The utility model provides a kind of cooling device for cable plastic extrusion machine, has the advantages that improve surface irregularity when cable surface melt is cooled and shaped.The utility model has the following beneficial effects: cable surface melt is cooling uniformly, Forming Quality is good, and cable skin thickness after molding is uniform；Structure is simple, cheap, and practicability is stronger, is suitble to promote the use of.
Description
Technical field
The utility model relates to extruding machine technical field, in particular to a kind of cooling device for cable plastic extrusion machine.
Background technique
Extruder, which is molded in plastic processing, is also known as extrusion molding, and material enters barrel from hopper, under the action of screw rotation,
It is fed forward to feeding section by material tube inner wall and the effect of screw surface fricting shearing, loose fixation herein is fed forward while quilt
Compacting.In compression section, spiral groove depth shoals, and is further compacted, while cutting in barrel external heat and screw rod with material tube inner wall friction
The effect of cutting, material temperature raising start to melt.It is homogenizing zone after compression section, homogenizing zone keeps material uniform, and fixed temperature, quantitative, level pressure are squeezed
Melt out, to head after molding obtain product.It generally all uses sink as cooling device, is wrapped since melt is squeezed out in discharge outlet
After being wrapped on cable, surface temperature is higher, can make to expand with heat and contract with cold inside it after water inlet, leads to molding plastic surface bumps not
It is flat.
Utility model content
The utility model provides a kind of cooling device for cable plastic extrusion machine, and having improves the cooling of cable surface melt
When molding the advantages of surface irregularity.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of for cable plastic extrusion
The cooling device of machine, including cooling tube, cable are passed through from cooling tube, and cooling tube includes setting gradually along melt extrusion direction
Air-cooled section and water cooling section, described air-cooled section includes first air-cooled section be sequentially arranged along melt extrusion direction and second air-cooled section,
Second air-cooled section include the air draft in air-cooled section of cable and first row's cold wind structure, sink is equipped in water cooling section, cable immerses
Sink.
By using above-mentioned technical proposal, cable surface melt is tentatively cooling in first air-cooled section, and it is air-cooled to reach second
Secondary cooling when section then enters in the sink of water cooling section and is cooled and shaped completely.
Row's cold wind structure is blown into the air in second air-cooled section to cable secondary cooling, and first air-cooled section tentatively cold to cable
But air-flow will not be stimulated and just be squeezed since the air themperature after heat exchange slightly increases from the air after second air-cooled section of heat exchange
Out, the higher melt of temperature, therefore when melt is not in rapid cooling inside the case where expanding with heat and contract with cold.
Preferably, helical blade is equipped with along cooling tube length direction in described first air-cooled section, cable is along helical blade
Axis passes through.
By using above-mentioned technical proposal, air-flow is mobile along helical blade, comes into full contact with heat exchange with cable.
Preferably, the cooling tube is externally provided with the cavity for connecting air-cooler, and cooling pipe outer wall is equipped with the first stomata, cavity
It is connected to second air-cooled section by the first stomata.
By using above-mentioned technical proposal, air-cooler is dried into cavity, and cold air blows to cable by the first stomata, and
It takes advantage of a situation and enters first air-cooled section.
Preferably, the first stomata inclination is directed toward in cable and first air-cooled section.
By using above-mentioned technical proposal, bootable air-flow enters first air-cooled section of cooling cable.
Preferably, the cable upstream end of the cooling tube is equipped with initial cooling device.
By using above-mentioned technical proposal, extruding machine needs rapid shaping when being switched on, can be by first to elongate melt
Beginning cooling device assistant formation.
Preferably, the initial cooling device includes tracheae, and tracheae one end and cavity are connected, and the other end is closed and surrounds electricity
Cable forms round, is equipped with several the second stomatas to cable outlet around the tracheae of cable, is additionally provided with switch on tracheae.
It is using tracheae that the cold airflow export in cavity is auxiliary to freshly extruded melt progress by using above-mentioned technical proposal
Help cooling and shaping.
Preferably, the sink is pullably set in cooling tube.
By using above-mentioned technical proposal, water can be conveniently changed, to keep the water temperature in sink in reduced levels.
Preferably, the first roll shaft, the second roll shaft, third are successively arranged along melt extrusion direction in the water cooling section and sink
Roll shaft, cable pass through above the first roll shaft, third roll shaft, pass through from the second roll shaft lower section, cable is pressed on water by the second roll shaft
In.
By using above-mentioned technical proposal, change the path of cable using three roll shafts, so that it is immersed in the water cable, with
Achieve the effect that cooling.
In conclusion the utility model has the following beneficial effects:
1, cable surface melt is cooling uniformly, and Forming Quality is good, and cable skin thickness after molding is uniform；
2, structure is simple, cheap, and practicability is stronger, is suitble to promote the use of.
Detailed description of the invention
Fig. 1 is the overall structure diagram for the cooling device of cable plastic extrusion machine；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the sectional view along A-A of Fig. 2.
In figure, 1, cooling tube；11, first air-cooled section；12, second air-cooled section；13, water cooling section；2, sink；3, helical-blade
Piece；4, sleeve；41, cavity；42, the first stomata；43, air inlet；5, tracheae；51, the second stomata；6, it switchs；7, the first roll shaft；
8, the second roll shaft；9, third roll shaft；10, cable.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
A kind of cooling device for cable plastic extrusion machine, as shown in Figure 1, including a cooling tube 1, extruding machine is squeezed out molten
Body is wrapped on cable 10, and cable 10 is from 1 one end of cooling tube into bringing out from another, cable 10 is passing through the process of cooling tube 1
In, it is plastic cement skin that the melt on surface, which is cooled and shaped,.
As shown in Figure 1, cooling tube 1 is divided into first air-cooled section 11, second air-cooled section 12, water cooling along melt extrusion direction
Section 13, cable 10 is preliminary cooling at first air-cooled section 11, the secondary cooling in second air-cooled section 12, finally in water cooling section 13
It is cooled and shaped completely.
As shown in Figure 2 and Figure 3, helical blade 3 is fixed on first air-cooled section of 11 inner wall, helical blade 3 is long along cooling tube 1
Direction setting is spent, without shaft, cable 10 is passed through from 3 center of helical blade in helical blade 3 center.It is connected to cold wind for second air-cooled section 12
Machine, air-cooler is to cold air is blown in second air-cooled section 12, and the cable 10 in cold air and second air-cooled section 12 exchanges heat, the cold air after heat exchange
Stream exchanges heat again to the cable 10 in first air-cooled section 11.Cold air due to exchanging heat, in first air-cooled section 11
Temperature is higher than the air temperature in second air-cooled section 12, therefore freshly extruded melt can mildly relax in first air-cooled section 11
Slow ground is preliminary to be cooled and shaped.
As shown in figure 3, being cased with closed sleeve 4 on cooling tube 1 at second air-cooled section 12, sleeve 4 is surrounded with cooling tube 1
Cavity 41, sleeve 4 is equipped with the air inlet 43 communicated with cavity 41, for connecing air-cooler.1 outer wall of cooling tube is equipped with several logical
To second air-cooled section 12 of the first stomata 42, the first stomata 42 is distributed along second air-cooled section of 12 length direction, cavity 41 and second
It is connected to by the first stomata 42 for air-cooled section 12.All first stomatas 42 are obliquely directed towards first air-cooled section 11, and to cable
10 outlet air, after cold wind is blasted cavity 41 by air-cooler, cold airflow blows to cable 10 by the first stomata 42, then flows into the first wind
It cold section 11, exchanges heat while cold airflow advances along the helical duct rotation surrounded by helical blade 3 with cable 10, final cold air
Stream is flowed out from cooling tube 1 into one end of cable 10.
As shown in Figure 1, also connecting on cavity 41 has tracheae 5, switch 6 is housed, 5 endcapped of tracheae, end is stretched on tracheae 5
To cooling tube 1 into 10 one end of cable, and round is formed around cable 10, offers on the cable 10 of round several to go out to cable 10
Second stomata 51 of gas.Need to be elongated when needing to make melt rapid shaping on cable 10, when being just switched on such as extruding machine melt so as to
When cabling, 6 are turned on the switch, the second stomata 51 on tracheae 5 is made to go out cold air to cable 10, so that supplement heat rejecter forms.
As shown in figure 3, water cooling section 13 is the pipe end of cooling tube 1, be equipped with sink 2 in water cooling section 13,2 shape of sink with
13 shape of water cooling section cooperation, it is convenient to extract out to change out of water cooling section 13 by sink 2 and be pushed into water cooling section 13 after water again.Water cooling section
The first roll shaft 7 is fixed on 13 tube wall, cable 10 passes through above the first roll shaft 7, and rides on the first roll shaft 7.In sink 2
8 third roll shaft 9 of the second roll shaft is successively fixed with along 10 direction of routing of cable, and the cable 10 passed through from the first roll shaft 7 is from
Pass through below two roll shafts 8, cable 10 is pressed in water by the second roll shaft 8, and third roll shaft 9 is located at 2 end of sink, and cable 10 is from third
Pass through above roll shaft 9, and ride on third roll shaft 9,10 Surface melt of cable passed through from third roll shaft 9 is cooled to substantially
Type.
The above embodiments are only the explanation to the utility model, are not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of cooling device for cable plastic extrusion machine, including cooling tube (1), cable (10) is passed through from cooling tube (1), cold
But pipe (1) includes air-cooled section set gradually along melt extrusion direction and water cooling section (13), it is characterized in that: described air-cooled section includes
First air-cooled section (11) being sequentially arranged along melt extrusion direction and second air-cooled section (12), second air-cooled section (12) includes to electricity
Cable (10) and row's cold wind structure of first air-cooled section of (11) interior air draft, water cooling section (13) is interior to be equipped with sink (2), and cable (10) immerses
Sink (2).
2. a kind of cooling device for cable plastic extrusion machine according to claim 1, it is characterized in that: described first air-cooled section
(11) helical blade (3) are equipped with along cooling tube (1) length direction in, cable (10) is passed through along helical blade (3) central axes.
3. a kind of cooling device for cable plastic extrusion machine according to claim 1, it is characterized in that: the cooling tube (1)
It is externally provided with the cavity (41) for connecting air-cooler, cooling tube (1) outer wall is equipped with the first stomata (42), cavity (41) and second air-cooled
Section (12) is connected to by the first stomata (42).
4. a kind of cooling device for cable plastic extrusion machine according to claim 3, it is characterized in that: first stomata
(42) inclination is directed toward in cable (10) and first air-cooled section (11).
5. a kind of cooling device for cable plastic extrusion machine according to claim 3, it is characterized in that: the cooling tube (1)
Cable (10) upstream end be equipped with initial cooling device.
6. a kind of cooling device for cable plastic extrusion machine according to claim 5, it is characterized in that: the initial cooling fills
It sets including tracheae (5), tracheae (5) one end and cavity (41) are connected, and the other end, which is closed and surrounds cable (10), forms round, are surrounded
The tracheae (5) of cable (10) is equipped with several the second stomatas (51) to cable (10) outlet, and tracheae is additionally provided with switch on (5)
(6).
7. a kind of cooling device for cable plastic extrusion machine according to claim 1, it is characterized in that: the sink (2) can
It is set in cooling tube (1) to pull.
8. a kind of cooling device for cable plastic extrusion machine according to claim 1, it is characterized in that: the water cooling section (13)
And the first roll shaft (7), the second roll shaft (8), third roll shaft (9), cable (10) are successively arranged along melt extrusion direction in sink (2)
Pass through from the first roll shaft (7), above third roll shaft (9), from the second roll shaft (8) below pass through, the second roll shaft (8) is by cable (10)
It is pressed in water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820401130.XU CN208324162U (en) | 2018-03-22 | 2018-03-22 | A kind of cooling device for cable plastic extrusion machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820401130.XU CN208324162U (en) | 2018-03-22 | 2018-03-22 | A kind of cooling device for cable plastic extrusion machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208324162U true CN208324162U (en) | 2019-01-04 |
Family
ID=64783679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820401130.XU Active CN208324162U (en) | 2018-03-22 | 2018-03-22 | A kind of cooling device for cable plastic extrusion machine |
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| CN (1) | CN208324162U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116901391A (en) * | 2023-09-12 | 2023-10-20 | 苏州南洋电缆有限公司 | Extruder for processing microwave polyolefin cable |
-
2018
- 2018-03-22 CN CN201820401130.XU patent/CN208324162U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116901391A (en) * | 2023-09-12 | 2023-10-20 | 苏州南洋电缆有限公司 | Extruder for processing microwave polyolefin cable |
| CN116901391B (en) * | 2023-09-12 | 2023-12-01 | 苏州南洋电缆有限公司 | Extruder for processing microwave polyolefin cable |
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