CN108538502A - The processing technology of nethike embrane is opened in a kind of cable filling - Google Patents
The processing technology of nethike embrane is opened in a kind of cable filling Download PDFInfo
- Publication number
- CN108538502A CN108538502A CN201810538994.0A CN201810538994A CN108538502A CN 108538502 A CN108538502 A CN 108538502A CN 201810538994 A CN201810538994 A CN 201810538994A CN 108538502 A CN108538502 A CN 108538502A
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- CN
- China
- Prior art keywords
- plastic foil
- opened
- grid
- nethike embrane
- processing technology
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- 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.)
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Classifications
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- 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses the processing technologys that nethike embrane is opened in a kind of filling of cable, utilize raw material polypropylene, PP master batches, foam eliminating mother particle, by proportioning, stirring, feeding, cooling, cutting, stretch, open grid and each step of winding, form good flexibility, good permeability, tensile strength it is good open nethike embrane.
Description
Technical field
The present invention relates to a kind of processing method of nethike embrane, the processing technology of nethike embrane is opened in especially a kind of cable filling.
Background technology
Sub-thread is either in the manufacturing process of strands of electric cables in order to increase the insulating properties of line and line or line and exoperidium,
Often in package polypropylene screen on the outside of cable, but this film flexibility is weak, cause cable in exoperidium can
Modulability is weak, and secondly, this film is although thin, but heat dissipation effect is bad, and the service life of cable is caused not grown.
Invention content
The object of the present invention is to provide the processing technologys that nethike embrane is opened in a kind of filling of cable.
What the present invention solved is to be wrapped at present on the outside of cable, fill gathering between line or line and exoperidium online
The problem that propylene film flexibility is weak, heat dissipation effect is bad.
The present invention solve its technical problem the technical solution adopted is that：The specific procedure of processing of the present invention is as follows：
The first step：Dispensing, required raw material are matched as follows by mass fraction：1 part of polypropylene, 8-15 parts of PP master batches, defoaming are female
10-17 parts of grain；
Second step：Proportioned raw material concentration is poured into blender stirring, so that it is sufficiently mixed, mixing time 5- by stirring
10 minutes；
Third walks：Feeding, the dispensing for stirring completion are delivered to by screw conveyor in extruder material bin, subsequently into
Machining is squeezed out, nine heating regions are set on extruder, the heating temperature of different heating regions setting is different, and respectively the
One heating region be arranged 150-170 DEG C, the second heating region be arranged 170-180 DEG C, third heating region be arranged 180-190 DEG C,
4th heating region is arranged 190-200 DEG C, and the 5th heating region is arranged 200-205 DEG C, and 205-208 is arranged in the 6th heating region
DEG C, the 7th heating region is arranged 200-205 DEG C, and the 8th heating region is arranged 190-200 DEG C, and the 9th heating region is set
Set 180-190 DEG C；
4th step：Cooling, the outlet of extruder is located in cooling bay, and plastic foil is formed in cooling by extruder discharging mouth
Cool down in pond, tap water is added in cooling bay, water temperature is controlled at 13-15 DEG C；Cooling time is 10-15 seconds；
5th step：Cutting, is gradually transferred on cutting frame from cooling bay through overcooled plastic foil, pacifies on cutting frame
Equipped with carry-over pinch rolls, plastic foil is ironed after carry-over pinch rolls, and the rotating speed of carry-over pinch rolls is controlled at 2000-3000 revs/min；By thinning
Plastic foil be sent to again at the cutter on cutting frame, be cut to several pieces using cutter, continue synchronous biography after cutting
It is defeated；
6th step：It stretches, is transferred at extension board by the plastic foil of cutting, extension board camber shape, extension board point
It it is three sections, the temperature at every section of panel is different, and at 110-115 DEG C, the temperature control of second segment exists for the temperature control of first segment
125-130
DEG C, the temperature of first segment is controlled at 130-135 DEG C, and plastic foil is at extension board by hot-stretch, draw ratio 8-10
Times；
7th step：Grid is opened, stretched plastic foil is transported to out in grid rack, is opened installation in grid rack and is opened
The mold of grid, mold can not stall along axis, and plastic foil is constantly to driving front and by opening the mold of grid, and plastic foil is by mould
Tool extrudes latticed formation Plastic net film；
8th step：Winding, Plastic net film is delivered to winder, around being rolled into tubular finished product.
Further, the setting detection roller between opening grid rack of the extension board of the 6th step and the 7th step, passes through
The plastic foil of stretch processing detects plastics film strength by the roller rotated, is then retransmitted to out net after detection roller
In lattice rack.
Further, the rotating speed of the detection roller is controlled at 2000-3000 revs/min.
Further, it is controlled at 1000-2000 revs/min in the rotating speed of the mold for opening grid.
Further, the rotating speed of the rotating speed and the mold for opening grid of the detection roller is adjusted simultaneously.
Further, the both sides on the cutting frame positioned at plastic foil are also provided with cutter, cut the side piece of plastic foil.
Further, the tap water in the cooling bay recycles for 24 hours.
Further, three segment length on the extension board are respectively 1.5 meters of first segment, 2 meters of second segment, third section 1.5
Rice.
Further, first to raw material preheating at extruder material bin during the third walks, preheating temperature is controlled in 110-130
℃。
The beneficial effects of the invention are as follows：What the present invention designed opens the processing technology of nethike embrane, and that produces opens nethike embrane fracture
Rate is low, and tensile strength is good, and the flexibility for opening nethike embrane entirety is good, and the design of grid increases gap so that the heat dissipation of cable is imitated
Fruit is good, and modulability is good in cable overclad tubes, and the preparation method of this film is simple.
Description of the drawings
Fig. 1 is the structural schematic diagram that plastic foil produced by the invention is formed by opening the mold of grid.
Fig. 2 is the schematic diagram opened nethike embrane and be stretched formed according to present invention process step.
Specific implementation mode
The invention will be further described with reference to the accompanying drawings and examples.
As shown in Figure 1, 2,
Embodiment one：
The first step：Dispensing, required raw material are matched as follows by mass fraction：1 part of polypropylene, 8 parts of PP master batches, foam eliminating mother particle 10
Part.
Second step：Proportioned raw material concentration is poured into blender stirring, so that it is sufficiently mixed, mixing time 5 is divided by stirring
Clock.
Third walks：Feeding, the dispensing for stirring completion are delivered to by screw conveyor in extruder material bin, subsequently into
Machining is squeezed out, nine heating regions are set on extruder, the heating temperature of different heating regions setting is different, and respectively the
170 DEG C, third heating region setting 180 DEG C, the 4th heating region is arranged in 150 DEG C of one heating region setting, the second heating region
190 DEG C of setting, the 5th heating region are arranged 200 DEG C, and the 6th heating region is arranged 205 DEG C, and the 7th heating region is arranged 200 DEG C,
8th heating region is arranged 190 DEG C, and the 9th heating region is arranged 180 DEG C.
4th step：Cooling, the outlet of extruder is located in cooling bay, forms plastic foil by extruder discharging mouth and cold
But cool down in pond, tap water is added in cooling bay, water temperature is controlled at 13-15 DEG C；Cooling time is 10-15 seconds, the thickness of plastic foil
Degree control is in 0.5-0.8mm；Tap water in cooling bay recycles for 24 hours.
5th step：Cutting, be gradually transferred on cutting frame from cooling bay through overcooled plastic foil, cutting frame it is upper
Carry-over pinch rolls are installed, plastic foil is ironed after carry-over pinch rolls, and the rotating speed of carry-over pinch rolls is controlled at 2000 revs/min；By what is thinned
Plastic foil is sent to again at the cutter on cutting frame, is cut to several pieces using cutter, is continued synchronous transfer after cutting.
Both sides on cutting frame positioned at plastic foil are also provided with cutter, cut the side piece of plastic foil.
6th step：It stretches, is transferred at extension board by the plastic foil of cutting, extension board camber shape, extension board point
It it is three sections, length is respectively 1.5 meters of first segment, 2 meters of second segment, 1.5 meters of third section；Temperature at every section of panel is different, and first
The temperature control of section is at 110 DEG C, and the temperature control of second segment is at 125 DEG C, and the temperature of first segment is controlled at 130 DEG C, and plastic foil exists
By hot-stretch, 8-10 times of draw ratio at extension board.
7th step：Grid is opened, stretched plastic foil is transported to out in grid rack, is opened installation in grid rack and is opened
The mold of grid, mold can not stall along axis, and plastic foil is constantly to driving front and by opening the mold of grid, and plastic foil is by mould
Tool extrudes latticed formation Plastic net film；The rotating speed for opening the mold of grid is controlled at 1000 revs/min.
8th step：Winding, Plastic net film is delivered to winder, around being rolled into tubular finished product.
The extension board of 6th step and the setting detection roller between opening grid rack of the 7th step, the plastics of stretched processing
Film detects plastics film strength by the roller rotated, is then retransmitted to out in grid rack after detection roller.Detection
The rotating speed of roller is controlled at 2000 revs/min.The rotating speed for detecting the rotating speed and the mold for opening grid of roller is adjusted simultaneously.Detect roller
It revs up, the rotating speed of mold must also be accelerated, and otherwise expense causes plastic foil to be stacked in transmission process.
First to raw material preheating at extruder material bin in third step, preheating temperature is controlled at 110-130 DEG C.Formally entering
It squeezes out machining and raw material was first subjected to the pre-heat treatment in the past.
Embodiment two：
The first step：Dispensing, required raw material are matched as follows by mass fraction：1 part of polypropylene, 11 parts of PP master batches, foam eliminating mother particle
13 parts.
Second step：Proportioned raw material concentration is poured into blender stirring, so that it is sufficiently mixed, mixing time 7 is divided by stirring
Clock.
Third walks：Feeding, the dispensing for stirring completion are delivered to by screw conveyor in extruder material bin, subsequently into
Machining is squeezed out, nine heating regions are set on extruder, the heating temperature of different heating regions setting is different, and respectively the
175 DEG C, third heating region setting 185 DEG C, the 4th heating region is arranged in 160 DEG C of one heating region setting, the second heating region
195 DEG C of setting, the 5th heating region are arranged 203 DEG C, and the 6th heating region is arranged 206 DEG C, and the 7th heating region is arranged 203 DEG C,
8th heating region is arranged 195 DEG C, and the 9th heating region is arranged 185 DEG C.
4th step：Cooling, the outlet of extruder is located in cooling bay, forms plastic foil by extruder discharging mouth and cold
But cool down in pond, tap water is added in cooling bay, water temperature is controlled at 13-15 DEG C；Cooling time is 10-15 seconds, the thickness of plastic foil
Degree control is in 0.5-0.8mm；Tap water in cooling bay recycles for 24 hours.
5th step：Cutting, be gradually transferred on cutting frame from cooling bay through overcooled plastic foil, cutting frame it is upper
Carry-over pinch rolls are installed, plastic foil is ironed after carry-over pinch rolls, and the rotating speed of carry-over pinch rolls is controlled at 2500 revs/min；By what is thinned
Plastic foil is sent to again at the cutter on cutting frame, is cut to several pieces using cutter, is continued synchronous transfer after cutting.
Both sides on cutting frame positioned at plastic foil are also provided with cutter, cut the side piece of plastic foil.
6th step：It stretches, is transferred at extension board by the plastic foil of cutting, extension board camber shape, extension board point
It it is three sections, length is respectively 1.5 meters of first segment, 2 meters of second segment, 1.5 meters of third section；Temperature at every section of panel is different, and first
The temperature control of section is at 113 DEG C, and the temperature control of second segment is at 128 DEG C, and the temperature of first segment is controlled at 133 DEG C, and plastic foil exists
By hot-stretch, 8-10 times of draw ratio at extension board.
7th step：Grid is opened, stretched plastic foil is transported to out in grid rack, is opened installation in grid rack and is opened
The mold of grid, mold can not stall along axis, and plastic foil is constantly to driving front and by opening the mold of grid, and plastic foil is by mould
Tool extrudes latticed formation Plastic net film；The rotating speed for opening the mold of grid is controlled at 1500 revs/min.
8th step：Winding, Plastic net film is delivered to winder, around being rolled into tubular finished product.
The extension board of 6th step and the setting detection roller between opening grid rack of the 7th step, the plastics of stretched processing
Film detects plastics film strength by the roller rotated, is then retransmitted to out in grid rack after detection roller.Detection
The rotating speed of roller is controlled at 2500 revs/min.The rotating speed for detecting the rotating speed and the mold for opening grid of roller is adjusted simultaneously.Detect roller
It revs up, the rotating speed of mold must also be accelerated, and otherwise expense causes plastic foil to be stacked in transmission process.
First to raw material preheating at extruder material bin in third step, preheating temperature is controlled at 110-130 DEG C.Formally entering
It squeezes out machining and raw material was first subjected to the pre-heat treatment in the past.
Embodiment three：
The first step：Dispensing, required raw material are matched as follows by mass fraction：1 part of polypropylene, 15 parts of PP master batches, foam eliminating mother particle
17 parts.
Second step：Proportioned raw material concentration is poured into blender stirring, so that it is sufficiently mixed, mixing time 10 by stirring
Minute.
Third walks：Feeding, the dispensing for stirring completion are delivered to by screw conveyor in extruder material bin, subsequently into
Machining is squeezed out, nine heating regions are set on extruder, the heating temperature of different heating regions setting is different, and respectively the
180 DEG C, third heating region setting 190 DEG C, the 4th heating region is arranged in 170 DEG C of one heating region setting, the second heating region
200 DEG C of setting, the 5th heating region are arranged 205 DEG C, and the 6th heating region is arranged 208 DEG C, and the 7th heating region is arranged 205 DEG C,
8th heating region is arranged 200 DEG C, and the 9th heating region is arranged 190 DEG C.
4th step：Cooling, the outlet of extruder is located in cooling bay, forms plastic foil by extruder discharging mouth and cold
But cool down in pond, tap water is added in cooling bay, water temperature is controlled at 13-15 DEG C；Cooling time is 10-15 seconds, the thickness of plastic foil
Degree control is in 0.5-0.8mm；Tap water in cooling bay recycles for 24 hours.
5th step：Cutting, be gradually transferred on cutting frame from cooling bay through overcooled plastic foil, cutting frame it is upper
Carry-over pinch rolls are installed, plastic foil is ironed after carry-over pinch rolls, and the rotating speed of carry-over pinch rolls is controlled at 3000 revs/min；By what is thinned
Plastic foil is sent to again at the cutter on cutting frame, is cut to several pieces using cutter, is continued synchronous transfer after cutting.
Both sides on cutting frame positioned at plastic foil are also provided with cutter, cut the side piece of plastic foil.
6th step：It stretches, is transferred at extension board by the plastic foil of cutting, extension board camber shape, extension board point
It it is three sections, length is respectively 1.5 meters of first segment, 2 meters of second segment, 1.5 meters of third section；Temperature at every section of panel is different, and first
The temperature control of section is at 115 DEG C, and the temperature control of second segment is at 130 DEG C, and the temperature of first segment is controlled at 135 DEG C, and plastic foil exists
By hot-stretch, 8-10 times of draw ratio at extension board.
7th step：Grid is opened, stretched plastic foil is transported to out in grid rack, is opened installation in grid rack and is opened
The mold of grid, mold can not stall along axis, and plastic foil is constantly to driving front and by opening the mold of grid, and plastic foil is by mould
Tool extrudes latticed formation Plastic net film；The rotating speed for opening the mold of grid is controlled at 2000 revs/min.
8th step：Winding, Plastic net film is delivered to winder, around being rolled into tubular finished product.
The extension board of 6th step and the setting detection roller between opening grid rack of the 7th step, the plastics of stretched processing
Film detects plastics film strength by the roller rotated, is then retransmitted to out in grid rack after detection roller.Detection
The rotating speed of roller is controlled at 3000 revs/min.The rotating speed for detecting the rotating speed and the mold for opening grid of roller is adjusted simultaneously.Detect roller
It revs up, the rotating speed of mold must also be accelerated, and otherwise expense causes plastic foil to be stacked in transmission process.
First to raw material preheating at extruder material bin in third step, preheating temperature is controlled at 110-130 DEG C.Formally entering
It squeezes out machining and raw material was first subjected to the pre-heat treatment in the past.
Claims (9)
1. the processing technology of nethike embrane is opened in a kind of cable filling, it is characterised in that include the following steps：
The first step：Dispensing, required raw material are matched as follows by mass fraction：1 part of polypropylene, 8-15 parts of PP master batches, foam eliminating mother particle 10-
17 parts；
Second step：Proportioned raw material concentration is poured into blender stirring, it is made to be sufficiently mixed by stirring, 5-10 points of mixing time
Clock；
Third walks：Feeding, the dispensing for stirring completion is delivered to by screw conveyor in extruder material bin, subsequently into extrusion
It machines, nine heating regions is set on extruder, the heating temperature of different heating regions setting is different, and respectively first adds
150-170 DEG C of thermal region setting, 170-180 DEG C of the second heating region setting, 180-190 DEG C of third heating region setting, the 4th
190-200 DEG C of heating region setting, 200-205 DEG C of the 5th heating region setting, 205-208 DEG C of the 6th heating region setting, the
Seven heating regions are arranged 200-205 DEG C, and the 8th heating region is arranged 190-200 DEG C, and the 9th heating region is arranged 180-190 DEG C；
4th step：Cooling, the outlet of extruder is located in cooling bay, and plastic foil is formed in cooling bay by extruder discharging mouth
Cool down, tap water is added in cooling bay, water temperature is controlled at 13-15 DEG C；Cooling time is 10-15 seconds；
5th step：Cutting, is gradually transferred on cutting frame from cooling bay through overcooled plastic foil, is equipped on cutting frame
Carry-over pinch rolls, plastic foil is ironed after carry-over pinch rolls, and the rotating speed of carry-over pinch rolls is controlled at 2000-3000 revs/min；By the modeling thinned
Material film is sent to again at the cutter on cutting frame, is cut to several pieces using cutter, is continued synchronous transfer after cutting；
6th step：It stretches, is transferred at extension board by the plastic foil of cutting, extension board camber shape, extension board is divided into three
Section, the temperature at every section of panel is different, and at 110-115 DEG C, the temperature of second segment is controlled in 125-130 for the temperature control of first segment
DEG C, the temperature of first segment is controlled at 130-135 DEG C, and plastic foil is at extension board by hot-stretch, 8-10 times of draw ratio；
7th step：Grid is opened, stretched plastic foil is transported to out in grid rack, is opened installation in grid rack and is opened grid
Mold, mold can not stall along axis, and plastic foil is constantly to driving front and by opening the mold of grid, and plastic foil is by mold pressure
Go out latticed formation Plastic net film；
8th step：Winding, Plastic net film is delivered to winder, around being rolled into tubular finished product.
2. the processing technology of nethike embrane is opened in a kind of cable filling according to claim 1, it is characterised in that the 6th step
Extension board and the 7th step open setting detection roller between grid rack, the plastic foil of stretched processing, around detection rolling
After cylinder, plastics film strength is detected by the roller rotated, is then retransmitted to out in grid rack.
3. the processing technology of nethike embrane is opened in a kind of cable filling according to claim 2, it is characterised in that the detection
The rotating speed of roller is controlled at 2000-3000 revs/min.
4. the processing technology of nethike embrane is opened in a kind of cable filling according to claim 1, it is characterised in that described to open grid
Mold rotating speed control at 1000-2000 revs/min.
5. the processing technology of nethike embrane is opened in a kind of cable filling according to claim 1, it is characterised in that the detection rolling
The rotating speed of the rotating speed and the mold for opening grid of cylinder is adjusted simultaneously.
6. the processing technology of nethike embrane is opened in a kind of cable filling according to claim 1, it is characterised in that the cutting machine
Both sides on frame positioned at plastic foil are also provided with cutter, cut the side piece of plastic foil.
7. the processing technology of nethike embrane is opened in a kind of cable filling according to claim 1, it is characterised in that the cooling bay
Interior tap water recycles for 24 hours.
8. the processing technology of nethike embrane is opened in a kind of cable filling according to claim 1, it is characterised in that the extension board
On three segment length be respectively 1.5 meters of first segment, 2 meters of second segment, 1.5 meters of third section.
9. the processing technology of nethike embrane is opened in a kind of cable filling according to claim 1, it is characterised in that the third step
First to raw material preheating at middle extruder material bin, preheating temperature is controlled at 110-130 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810538994.0A CN108538502B (en) | 2018-05-30 | 2018-05-30 | Processing technology for filling and opening net film of cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810538994.0A CN108538502B (en) | 2018-05-30 | 2018-05-30 | Processing technology for filling and opening net film of cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108538502A true CN108538502A (en) | 2018-09-14 |
| CN108538502B CN108538502B (en) | 2020-05-12 |
Family
ID=63473210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810538994.0A Active CN108538502B (en) | 2018-05-30 | 2018-05-30 | Processing technology for filling and opening net film of cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108538502B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86104079A (en) * | 1986-06-09 | 1987-12-23 | 周理水 | The production method of modified one-step method plastics Nonwovens |
| CN102009473A (en) * | 2009-09-06 | 2011-04-13 | 李小龙 | Plastic film production method and plastic film |
| JP2013016383A (en) * | 2011-07-05 | 2013-01-24 | Mitsubishi Cable Ind Ltd | Conductor wire |
| CN103928139A (en) * | 2014-04-26 | 2014-07-16 | 芜湖航天特种电缆厂 | Anti-bite heat dissipation type cable sheath |
| CN104200910A (en) * | 2014-08-30 | 2014-12-10 | 吴俊� | Novel structure cable and manufacturing method |
| CN104670955A (en) * | 2015-01-22 | 2015-06-03 | 广东仕诚塑料机械有限公司 | High-speed breathable film rolling machine and rolling method thereof |
| CN206232865U (en) * | 2016-11-14 | 2017-06-09 | 临澧县新星塑业有限公司 | A kind of plastic flat filament drawing machine group |
| CN107134317A (en) * | 2017-04-07 | 2017-09-05 | 中山市华子电缆有限公司 | A kind of flame retardant type gasket for packing |
-
2018
- 2018-05-30 CN CN201810538994.0A patent/CN108538502B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86104079A (en) * | 1986-06-09 | 1987-12-23 | 周理水 | The production method of modified one-step method plastics Nonwovens |
| CN102009473A (en) * | 2009-09-06 | 2011-04-13 | 李小龙 | Plastic film production method and plastic film |
| JP2013016383A (en) * | 2011-07-05 | 2013-01-24 | Mitsubishi Cable Ind Ltd | Conductor wire |
| CN103928139A (en) * | 2014-04-26 | 2014-07-16 | 芜湖航天特种电缆厂 | Anti-bite heat dissipation type cable sheath |
| CN104200910A (en) * | 2014-08-30 | 2014-12-10 | 吴俊� | Novel structure cable and manufacturing method |
| CN104670955A (en) * | 2015-01-22 | 2015-06-03 | 广东仕诚塑料机械有限公司 | High-speed breathable film rolling machine and rolling method thereof |
| CN206232865U (en) * | 2016-11-14 | 2017-06-09 | 临澧县新星塑业有限公司 | A kind of plastic flat filament drawing machine group |
| CN107134317A (en) * | 2017-04-07 | 2017-09-05 | 中山市华子电缆有限公司 | A kind of flame retardant type gasket for packing |
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| Publication number | Publication date |
|---|---|
| CN108538502B (en) | 2020-05-12 |
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