CN107481807B - A kind of extruder on power supply line Preparation equipment - Google Patents
A kind of extruder on power supply line Preparation equipment Download PDFInfo
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- CN107481807B CN107481807B CN201710672019.4A CN201710672019A CN107481807B CN 107481807 B CN107481807 B CN 107481807B CN 201710672019 A CN201710672019 A CN 201710672019A CN 107481807 B CN107481807 B CN 107481807B
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- casing
- steel pipe
- power supply
- supply line
- preparation equipment
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- 238000002360 preparation method Methods 0.000 title claims abstract description 24
- 238000001125 extrusion Methods 0.000 claims abstract description 42
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 40
- 239000010959 steel Substances 0.000 claims abstract description 40
- 239000000463 material Substances 0.000 claims abstract description 23
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 7
- 239000003921 oil Substances 0.000 claims abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 239000002002 slurry Substances 0.000 description 23
- 239000010410 layer Substances 0.000 description 17
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 10
- 239000004033 plastic Substances 0.000 description 9
- 229920003023 plastic Polymers 0.000 description 9
- 238000001816 cooling Methods 0.000 description 6
- 239000012943 hotmelt Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 239000010687 lubricating oil Substances 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000002344 surface layer Substances 0.000 description 3
- 230000003068 static effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
- H01B13/14—Insulating conductors or cables by extrusion
- H01B13/143—Insulating conductors or cables by extrusion with a special opening of the extrusion head
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention provides the extruders on a kind of power supply line Preparation equipment, belong to technical field of electric wires and cables.It solve insulating layer on conducting wire be unevenly distributed, surface of insulating layer cannot be anti-skidding etc. technical problems.A kind of extruder on power supply line Preparation equipment, this Preparation equipment includes a steel pipe, this extruder includes casing, extrusion screw rod and feed pipe, casing is in a tubular form, one end of casing has nozzle, the material feeding rod vertical with casing is provided on casing, material feeding rod is hollow structure, extrusion screw rod is plugged in material feeding rod, feed pipe is communicated with the cavity of material feeding rod, and the upper end of extrusion screw rod is fixedly installed an impeller, and impeller is located in steel pipe, the both ends of steel pipe pass through hose respectively and are connected with an oil pump, and hydraulic oil is marked in steel pipe.The present invention have many advantages, such as thickness of insulating layer be evenly distributed, good antiskid effect.
Description
Technical field
The invention belongs to technical field of electric wires and cables, a kind of be related on power supply line Preparation equipment extruder.
Background technique
Power supply line is wrapped by armouring or modeling by phase line, zero curve and ground wire three and then is passed through the package of oversheath, is formed
Finished product, presently, production process are complicated, it is various to be related to equipment, and be all to give birth to respectively to phase line, zero curve and ground wire
Postpartum completes to prepare using the mode of package oversheath, long in time limit, the retracting of electric wire often, to the damage of electric wire and
It pollutes larger, cannot disposably complete, have negative effect to the total quality and performance of power supply line.
Summary of the invention
In view of the above problems existing in the prior art, the purpose of the present invention is to provide on a kind of power supply line Preparation equipment
Extruder keeps the thickness of insulating layer on conducting wire well-balanced the technical problem to be solved by the present invention is to how uniformly to squeeze out slurries.
Object of the invention can be realized by the following technical scheme: the extruder on a kind of power supply line Preparation equipment,
It is characterized in that, this Preparation equipment includes a steel pipe, this extruder includes casing, extrusion screw rod and feed pipe, and the casing is in pipe
Shape, one end of the casing have nozzle, are provided with the material feeding rod vertical with casing on the casing, during the material feeding rod is
Hollow structure, the extrusion screw rod are plugged in the material feeding rod, and the feed pipe is communicated with the cavity of material feeding rod, the extrusion spiral shell
The upper end of bar is fixedly installed an impeller, and the impeller is located in the steel pipe, the both ends of the steel pipe pass through respectively hose with
One oil pump is connected, and is marked with hydraulic oil in the steel pipe.
Hydraulic oil passes through steel pipe, and impeller-driven is rotated, makes extrusion screw rod in material feeding rod by the plastics slurries after hot melt
It squeezes out to shell, the plastics slurries after hot melt are adhered on conducting wire at nozzle, since conducting wire is in rotation status, are made
Phase line, the thickness of insulating layer on zero curve and ground wire it is uniform, and can effectively prevent plastics slurries by gravity, lead
Line surface layer is unevenly distributed, situations such as flash, local crowning occurs.
In the extruder on a kind of above-mentioned power supply line Preparation equipment, the upper end of the extrusion screw rod is stretched out except steel pipe
Side is connected between the extrusion screw rod and steel pipe by plane bearing.
By plane bearing, extrusion screw rod is made to be in static shape in the axial direction, slurries are carried out to continue extrusion.
In the extruder on a kind of above-mentioned power supply line Preparation equipment, the nozzle includes inner and outer tubes, described
There is gap, the end of the outer tube is shunk, and is formed between inner tube and squeezed out gap, said inner tube between inner and outer tubes
End back shrinkage, and a relief portion is formed between outer tube, several steel balls are provided in the relief portion.
Common nozzle is shunk in extruding end, to increase extrusion pressure, still, due to slurry fluidity, squeezes out pressure
Power will lead to slurries and occur bubble when extrusion is adhered on conducting wire, and also not enough uniformly, this nozzle, which uses, is increasing slurry for distribution
After liquid extrusion pressure, a relief portion is set, which slows down the extruded velocity of slurries, by equally distributed several steel balls with
Gap between inner and outer tubes, which is realized, to be squeezed out, and steel ball moves in the movement of conducting wire and rotation process, makes insulation sides and conducting wire
It reclines close, and steel ball forms spiral helicine groove in surface of insulating layer, phase line, zero curve and ground wire are after mutually reclining, no
It is easy indirectly to be improved the submissive degree of power supply line by single extraction, also improved power supply line aesthetics and intensity.
Compared with prior art, the invention has the following advantages that
1, hydraulic oil passes through steel pipe, and impeller-driven is rotated, and starches extrusion screw rod in material feeding rod by the plastics after hot melt
Liquid is squeezed out to shell, and the plastics slurries after hot melt are adhered on conducting wire at nozzle, since conducting wire is in rotation status, system
Phase line, the thickness of insulating layer on zero curve and ground wire it is uniform, and can effectively prevent plastics slurries by gravity,
Conducting wire surface layer is unevenly distributed, situations such as flash, local crowning occurs.
2, common nozzle is shunk in extruding end, to increase extrusion pressure, still, due to slurry fluidity, is squeezed out
Pressure will lead to slurries and occur bubble when extrusion is adhered on conducting wire, and also not enough uniformly, this nozzle, which uses, to be increased for distribution
After slurries extrusion pressure, a relief portion is set, which slows down the extruded velocity of slurries, pass through equally distributed several steel balls
Gap between inner and outer tubes, which is realized, to be squeezed out, and steel ball moves in the movement of conducting wire and rotation process, makes insulation sides and lead
Line reclines closely, and steel ball forms spiral helicine groove in surface of insulating layer, phase line, zero curve and ground wire after mutually reclining,
It is not easy indirectly to be improved the submissive degree of power supply line by single extraction, also improves power supply line aesthetics and intensity.
Detailed description of the invention
Fig. 1 is the overall structure diagram of this power supply line Preparation equipment.
Fig. 2 is the structural schematic diagram of discharging device in this power supply line Preparation equipment.
Fig. 3 is the structural schematic diagram of extrusion device in this power supply line Preparation equipment.
Fig. 4 is the structural schematic diagram of nozzle in this power supply line Preparation equipment.
Fig. 5 is the structural schematic diagram of extruder in this power supply line Preparation equipment.
In figure, 11, pedestal one；12, bracket one；13, driving motor；14, main shaft；15, master gear one；16, from gear one；
17, connecting rod one；21, pedestal two；22, steel pipe；23, bracket two；31, casing；32, extrusion screw rod；33, feed pipe；34, pan feeding
Bar；35, impeller；4, oil pump；51, pull rod；52, inner tube；53, outer tube；54, relief portion；55, steel ball；61, pedestal three；62, bracket
Three；63, master gear three；64, from gear three；65, connecting rod three；7, laminator；8, cooling device.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As depicted in figs. 1 and 2, this Preparation equipment includes discharging device, extrusion device, laminator 7 and material collecting device, blowing
Device includes pedestal 1 and cricoid bracket 1, and bracket 1 is fixed on pedestal 1, fixed on bracket 1
Driving motor 13, main shaft 14, master gear 1 and three are provided with from gear 1, driving motor 13 passes through belt and main shaft 14
It is connected, master gear 1 is fixed on main shaft 14, and three are engaged with master gear 1 simultaneously from gear 1, from gear one
16 are rotatably connected on bracket 1, and individual blowing roller is each provided with from gear 1, is passed through from gear 1
The short axle one of tubulose realizes rotation, and three conducting wires of power supply line are passed through out of three short axles one respectively, and under the rotation of short axle one,
Three conducting wires are forced to rotate synchronously with corresponding short axle one；
Conducting wire successively passes through discharging device, extrusion device, laminator 7 and material collecting device, and there are two wind for setting on laminator 7
Device for cooling, two air cooling equipments respectively carry out the electric wire for entering laminator 7 and the electric wire come out from laminator 7 air-cooled.
Three conducting wires furl on blowing roller, and master gear 1 rotates under the drive of driving motor 13, drive simultaneously
Three rotate from gear 1, and conducting wire is threaded through in short axle one, rotates under the rotatory force of short axle one, by extrusion device,
A layer insulating is wrapped up on conducting wire, it is carried out by air cooling equipment it is air-cooled solidify to insulating layer, three conducting wires are made respectively
Standby is phase line, zero curve and ground wire, and three passes through the gathering of laminator 7 and crosses after modeling, and the device 8 that is cooled herein is cooling, makes it
Oversheath is cured, finally, furling by the power supply line that retracting device completes preparation.
It is not difficult to find out that since conducting wire is in rotation status before carrying out extrusion package, the difference after wrapping up insulating layer
Become phase line, zero curve and ground wire, three continues to pass through modeling package and retracting under rotation status, can make wrapped in wire in this way
More uniform when insulating layer, more closely knit between conducting wire and insulating layer, gap is smaller, when progress oversheath crosses modeling, phase line, zero
It will not be stuck between line and ground wire and oversheath, will not exist between phase line, zero curve and ground wire three and paste, on the one hand may be used
To improve insulation effect, the aesthetics of entire power supply line on the other hand can be improved, there is no because between conducting wire and insulating layer
Gap is larger and loose, and also there is no paste to cause entire power supply line part concave-convex between phase line, zero curve and ground wire and oversheath
Injustice, whole ride comfort are poor etc..
It is fixedly installed bearing one in short axle one, the one-to-one connecting rod one of a short axle one is fixedly installed on bracket 1
17, connecting rod 1 and short axle one are fixedly linked with the outer ring of bearing one and inner ring respectively；There is a rubber on the inner wall of short axle one
Frictional layer one has the inclined teeth one to the opposite direction in one direction of rotation of short axle on the inner wall of rubber friction layer one；Tooth
Tooth one can effectively prevent that relative motion occurs between conducting wire and short axle one, prevent conducting wire larger by torsion degree, on the other hand,
Conducting wire is also unlikely to be difficult to pass through in short axle one；Offered in short axle one can lubricating oil is injected into the inner cavity of short axle one into
Oilhole one；Lubricating oil is injected in short axle one, conducting wire is capable of increasing and passes through smoothness.
As shown in Fig. 1, Fig. 3 and Fig. 6, extrusion device includes pedestal 2 21 and the steel pipe being fixedly linked with pedestal 2 21 22,
It is further fixedly arranged on bracket 2 23 on bracket 2 23, is uniformly arranged on bracket 2 23 there are three extruder, extruder includes casing
31, extrusion screw rod 32 and feed pipe 33, in a tubular form, one end of casing 31 has nozzle to casing 31, be provided on casing 31 with
The vertical material feeding rod 34 of casing 31, material feeding rod 34 are hollow structure, and extrusion screw rod 32 is plugged in material feeding rod 34, feed pipe 33 with
The cavity of material feeding rod 34 communicates, and the upper end of extrusion screw rod 32 is fixedly installed an impeller 35, and impeller 35 is located in steel pipe 22, steel pipe
22 both ends pass through hose respectively and are connected with an oil pump 4, are marked with hydraulic oil in steel pipe 22.
Hydraulic oil passes through steel pipe 22, and impeller 35 is driven and is rotated, after making extrusion screw rod 32 in material feeding rod 34 by hot melt
Plastics slurries are squeezed out to shell, and the plastics slurries after hot melt are adhered on conducting wire at nozzle, since conducting wire is in rotation
State, the thickness of insulating layer on phase line obtained, zero curve and ground wire is uniform, and can effectively prevent plastics slurries by gravity
Effect is unevenly distributed on conducting wire surface layer, situations such as flash, local crowning occurs.
Steel pipe 22 is fixedly linked by several pull rods 51 with pedestal 2 21；The upper end of extrusion screw rod 32 is stretched out except steel pipe 22
Side is connected between extrusion screw rod 32 and steel pipe 22 by plane bearing；By plane bearing, locate extrusion screw rod 32 in the axial direction
In static shape, slurries are carried out to continue extrusion.
As shown in figure 5, nozzle includes inner tube 52 and outer tube 53, there is gap, outer tube 53 between inner tube 52 and outer tube 53
End shrink, and formed between inner tube 52 and squeeze out gap, the end back shrinkage of inner tube 52, and being formed between outer tube 53
One relief portion 54 is provided with several steel balls 55 in relief portion 54.
Common nozzle is shunk in extruding end, to increase extrusion pressure, still, due to slurry fluidity, squeezes out pressure
Power will lead to slurries and occur bubble when extrusion is adhered on conducting wire, and also not enough uniformly, this nozzle, which uses, is increasing slurry for distribution
After liquid extrusion pressure, a relief portion 54 is set, which slows down the extruded velocity of slurries, pass through equally distributed several steel
Gap between pearl 55 and inner tube 52 and outer tube 53, which is realized, to be squeezed out, and steel ball 55 moves in the movement of conducting wire and rotation process, makes
Insulation sides and Wire stick are by close, and steel ball 55 forms spiral helicine groove in surface of insulating layer, and phase line, zero curve and ground wire exist
After mutually reclining, it is not easy to by single extraction, indirectly improve the submissive degree of power supply line, also improve power supply line beauty
Degree and intensity.
As shown in Figure 1 and Figure 4, material collecting device includes pedestal 3 61 and cricoid bracket 3 62, and bracket 3 62 is fixedly installed
On pedestal 3 61, master gear 3 63 and three are fixedly installed on bracket 3 62 from gear 3 64, the fixation of master gear 3 63 is set
It sets on main shaft 14, three are engaged with master gear 3 63 simultaneously from gear 3 64, are rotatably connected on bracket 3 62 from gear 3 64
On, rotation is realized from gear 3 64 by the short axle three of tubulose, and phase line, zero curve and the ground wire of power supply line pass through three short axles respectively
It is passed through in three, and under the rotation of short axle three, phase line, zero curve and ground wire are forced to rotate synchronously with corresponding short axle one；Three from tooth
It takes turns 3 64 pairs of master gears 3 63 to be engaged, under the transmission of main shaft 14, three, from 3 64 synchronous rotary of gear, are protected outside package
Power supply line after set keeps it smooth by traction, further increases gap between phase line, zero curve and ground wire and oversheath, and single batch
It after the completion of secondary preparation, is cut, since power supply line length is shorter, there is no knotting, if it is considered that oversheath and phase
Gap is excessive between line, zero curve and ground wire, can make oversheath heat shrinkable, in addition, there is package by uniformly heated mode
Oversheath temperature is higher, and after its cooling, gap can also reduce, this equipment changes traditional preparation methods, using truncation
Single power supply line is prepared separately in mode.
It is fixedly installed bearing three in short axle three, the one-to-one connecting rod three of a short axle three is fixedly installed on bracket 3 62
65, connecting rod 3 65 and short axle three are fixedly linked with the outer ring of bearing three and inner ring respectively；There is a rubber on the inner wall of short axle three
Frictional layer three has the inclined teeth three to the opposite direction in three direction of rotation of short axle on the inner wall of rubber friction layer three；Tooth
Tooth three can effectively prevent that relative motion occurs between conducting wire and short axle three, prevent conducting wire larger by torsion degree, on the other hand,
Phase line, zero curve and ground wire are also unlikely to be difficult to pass through in short axle three.
Offering in short axle three can lubricating oil is injected into the fuel feed holes three of the inner cavity of short axle three；Profit is injected in short axle three
Lubricating oil is capable of increasing conducting wire and passes through smoothness.
Master gear 1 and 3 63 teeth quantity of master gear are identical with teeth size, from gear 1 and from gear 3 64
Teeth quantity is identical with teeth size；It keeps discharging device synchronous with material collecting device, prevents conducting wire, phase line, zero curve and ground wire
It is equal to distort.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (3)
1. the extruder on a kind of power supply line Preparation equipment, which is characterized in that this Preparation equipment includes a steel pipe (22), this extrusion
Machine includes casing (31), extrusion screw rod (32) and feed pipe (33), the casing (31) in a tubular form, one end of the casing (31)
It with nozzle, is provided with the material feeding rod vertical with casing (31) (34) on the casing (31), during the material feeding rod (34) is
Hollow structure, the extrusion screw rod (32) are plugged in the material feeding rod (34), the sky of the feed pipe (33) and material feeding rod (34)
Chamber communicates, and the upper end of the extrusion screw rod (32) is fixedly installed an impeller (35), and the impeller (35) is located at the steel pipe
(22) in, the both ends of the steel pipe (22) pass through hose respectively and are connected with an oil pump (4), are marked in the steel pipe (22) hydraulic
Oil.
2. the extruder on a kind of power supply line Preparation equipment according to claim 1, which is characterized in that the extrusion screw rod
(32) outside of steel pipe (22) is stretched out in upper end, is connected between the extrusion screw rod (32) and steel pipe (22) by plane bearing.
3. the extruder on a kind of power supply line Preparation equipment according to claim 2, which is characterized in that the nozzle includes
Inner tube (52) and outer tube (53) have gap between said inner tube (52) and outer tube (53), the end of the outer tube (53) is shunk,
And it is formed between inner tube (52) and squeezes out gap, the end back shrinkage of said inner tube (52), and formed between outer tube (53)
One relief portion (54), the relief portion (54) is interior to be provided with several steel balls (55).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710672019.4A CN107481807B (en) | 2017-08-08 | 2017-08-08 | A kind of extruder on power supply line Preparation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710672019.4A CN107481807B (en) | 2017-08-08 | 2017-08-08 | A kind of extruder on power supply line Preparation equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107481807A CN107481807A (en) | 2017-12-15 |
| CN107481807B true CN107481807B (en) | 2019-05-03 |
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|---|---|---|---|
| CN201710672019.4A Active CN107481807B (en) | 2017-08-08 | 2017-08-08 | A kind of extruder on power supply line Preparation equipment |
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| CN111899921B (en) * | 2020-09-04 | 2021-08-31 | 安徽航天电缆集团有限公司 | Fire-resistant power cable with cross-linked polyethylene insulating flame-retardant polyvinyl chloride sheath |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH1142695A (en) * | 1997-07-28 | 1999-02-16 | Hitachi Cable Ltd | Automatic color changing device |
| CN202217549U (en) * | 2011-09-28 | 2012-05-09 | 安徽省砀山兴华电缆有限公司 | Foamed insulated cable extruding machine |
| CN103029281A (en) * | 2012-12-14 | 2013-04-10 | 天津德芃科技集团有限公司 | Spiral shield cable sheath extrusion device |
| CN203103020U (en) * | 2013-03-04 | 2013-07-31 | 扬州华声电子实业有限公司 | Extruder suitable for producing cable core insulation and cable sheath |
| CN205989497U (en) * | 2016-06-23 | 2017-03-01 | 湖北飞歌科技有限公司 | A kind of quincunx plastic pipe molding extruder |
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Denomination of invention: An extruder on a power cord preparation equipment Effective date of registration: 20231124 Granted publication date: 20190503 Pledgee: Huangwan sub branch of Zhejiang Haining Rural Commercial Bank Co.,Ltd. Pledgor: ZHEJIANG HAINING PASE AUTOMATION TECHNOLOGY Co.,Ltd. Registration number: Y2023980067466 |
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