CN109304852A - Plastic extrusion wire-drawing equipment - Google Patents
Plastic extrusion wire-drawing equipment Download PDFInfo
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- CN109304852A CN109304852A CN201811329090.3A CN201811329090A CN109304852A CN 109304852 A CN109304852 A CN 109304852A CN 201811329090 A CN201811329090 A CN 201811329090A CN 109304852 A CN109304852 A CN 109304852A
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- Prior art keywords
- calendering
- cooling
- chill roll
- plastic
- wire
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/42—Formation of filaments, threads, or the like by cutting films into narrow ribbons or filaments or by fibrillation of films or filaments
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of plastic extrusion wire-drawing equipments, belong to plastic processing machinery field, solve the problems, such as that plastic flat film uses water-cooling pattern to bring intensity unstable in the prior art, it includes the first calendering chill roll and the second calendering chill roll that the technical solution for solving the problems, such as this, which is mainly cooling device, cooling water is connected in first calendering chill roll and the second calendering chill roll, the calendering cooling gap passed through for plastic flat film is formed between the circumference roll surface of first calendering chill roll and the circumference roll surface of the second calendering chill roll, the width for rolling cooling gap is less than the thickness for the plastic flat film that extrusion die squeezes out, the circumference roll surface of the circumference roll surface of first calendering chill roll and the second calendering chill roll is cooling by plastic flat film by physical contact.Present invention is mainly used for the new type of cooling is used, plastic flat film performance indicator after cooling is improved.
Description
Technical field
The present invention relates to plastic processing machinery, especially a kind of plastic extrusion wire-drawing equipment.
Background technique
Drawing process used by the flat filament of Polywoven Bag at present, also known as makes yarn process, it is that plastic braid is raw
One of first procedure and a most important procedure for producing.In the prior art, Flat Yarn Production technique is by film-forming process point
There are two types of, periosteum technique peace membrane process, wherein periosteum technique is superseded.The type of cooling point has after film forming, air-cooled mode and
Water-cooling pattern, current most equipment use water-cooling pattern.
In water-cooling pattern, plastic flat film is directly contacted with the cooling water of water tank and is cooled down, the temperature height shadow of cooling water
Physical property after ringing plastic flat film cooling forming, and influence the principal element of flat filament intensity.Because polypropylene is crystal type
High molecular material, there are many crystal habits.Cause crystalline rate too fast, fine and smooth in the case where chilling in water tank, is easy shape
At paracrystals structure, the regulatory property of the arrangement of paracrystals strand is poor, and structure is more loose, thus is easy to stretch orientation.From crystallinity angle
Degree is seen, when the water temperature of cooling water is too low, the not yet timely ordered arrangement of paracrystals strand becomes crystalline form array and just loses movement energy
Power, crystallinity reduce.But if crystallinity increases when plastic flat film Slow cooling, tensile strength increases with crystallinity
And greatly improve, this is because crystallinity is bigger, bigger power is needed to go to destroy fine and close crystalline texture, instracrystalline slip ratio without
Amorphous crystalline structure is more difficult.In the actual production process, often encounter following two phenomenon: coolant water temperature is too low, Plastic Flat
Film embrittlement, is also easy to produce crackle, and wire broken rate is high when stretching, and plastic flat film is hardened, by the easy fracture of wire of sub-wire cutter when having gauffer；It is cooling
Water temperature increases, and the water outlet of plastic flat film film is soft, is easy flattening, if coolant water temperature continues to increase, crystallographic growth is excessive, by force
Degree is unevenly distributed, and easily occurs slub yarn after stretching.
Summary of the invention
Present invention purpose to be achieved is just to provide a kind of plastic extrusion wire-drawing equipment and is mentioned using the new type of cooling
High plastic flat film performance indicator after cooling.
In order to achieve the above object, the present invention adopts the following technical scheme: plastic extrusion wire-drawing equipment, including for squeezing out
The extruder of plastic flat film, the cooling device for cooling plastic flat membrane, the cutting for plastic flat film to be cut into plastic flat fiber
Device and wire drawing machine for stretching plastic flat fiber, extruder include extrusion die, and extrusion die is located above cooling device,
Cutting device is located at the downstream of cooling device, and wire drawing machine is located at the downstream of cutting device, and cooling device includes the first calendering cooling
Cooling water, the first calendering chill roll are connected in roller and the second calendering chill roll, the first calendering chill roll and the second calendering chill roll
Circumference roll surface and the second calendering chill roll circumference roll surface between form the calendering cooling gap that passes through for plastic flat film, calendering
The width of cooling gap is less than the thickness for the plastic flat film that extrusion die squeezes out, the circumference roll surface and second of the first calendering chill roll
The circumference roll surface for rolling chill roll is cooling by plastic flat film by physical contact.
Further, the calendering cooling gap is located at the underface of extrusion die.
Further, the cooling device further includes cooling racks, and the first calendering chill roll is connected to by first rotating shaft
In cooling racks, cooling racks is equipped with sliding seat, and the second calendering chill roll is connected on sliding seat by the second shaft, sliding seat
Relatively cool housing slide rolls the spacing of chill roll to adjust the second calendering chill roll and first.
Further, the cooling racks is equipped with adjusting screw rod, and being equipped between adjusting screw rod and sliding seat makes the second pressure
Prolong the preloading spring that chill roll is close to the first calendering chill roll.
Further, the cooling device further includes cooling roll drive motor, and cooling roll drive motor and first rotating shaft pass
Dynamic connection, first rotating shaft are equipped with first gear, and the second shaft is equipped with second gear engaged with the first gear.
Further, the cooling racks is equipped with the first commutation chill roll, and the first commutation chill roll is located at calendering cooling
The lower section in gap, first commutation chill roll in be connected with cooling water.
Further, the wire drawing machine includes the first wire drawing roller group set gradually, the first baking oven and the second wire drawing roller group.
Further, the wire drawing machine include the first wire drawing roller group set gradually, the first baking oven, the second wire drawing roller group,
Second baking oven and third wire drawing roller group.
After adopting the above technical scheme, the present invention has the advantage that due to passing through the first calendering chill roll, the second calendering
Chill roll and plastic flat film carry out physical contact and realize cooling, infiltration shadow of the water vapour to plastic flat film in elimination water-cooling pattern
Ring, at the same using calendering cooling gap plastic flat film is cooled down while carry out calendering processing again so that plastic flat film at
More uniform smooth after film, membrane crystallization body even compact effectively avoids slub yarn occur after stretching, in identical technical indicator
Under, thinner plastic flat fiber can be produced, performance indicator will not decline, and can be reduced the grams of woven bag instead, weave
Bag manufacturing enterprise is able to produce more woven bags using the raw material of identical quantity, greatly reduces woven bag cost, improves
The productivity effect of enterprise.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings:
Fig. 1 is a kind of schematic diagram of plastic extrusion wire-drawing equipment in the embodiment of the present invention one；
Fig. 2 is the schematic diagram (showing gear engagement) of cooling device in the embodiment of the present invention one；
Fig. 3 is the schematic diagram (showing sliding seat) of cooling device in the embodiment of the present invention one；
Fig. 4 is a kind of schematic diagram of plastic extrusion wire-drawing equipment in the embodiment of the present invention two.
Specific embodiment
Embodiment one:
As shown in Figure 1, the present invention provides a kind of plastic extrusion wire-drawing equipment, including the extrusion for extrusion plastic flat membrane 9
Machine 1 for the cooling device 2 of cooling plastic flat membrane 9, the cutting device 3 for plastic flat film 9 to be cut into plastic flat fiber and is used for
The wire drawing machine 4 that plastic flat fiber is stretched, extruder 1 include extrusion die 11, and extrusion die 11 is located at 2 top of cooling device, point
Cutting apparatus 3 is located at the downstream of cooling device 2, and wire drawing machine 4 is located at the downstream of cutting device 3, and the flat filament that wire drawing is formed finally is received
Volume machine 5 is wound, and above-mentioned extruder 1, cutting device 3 and winder 5 are existing apparatus, and which is not described herein again.
Wire drawing machine 4 in the present embodiment includes the first wire drawing roller group 41, the first baking oven 42 and the second wire drawing set gradually
The revolving speed of roller group 43, general second wire drawing roller group 43 can be faster than the first wire drawing roller group 41, and plastic flat fiber adds by the first baking oven 42
After thermal softening, the parameter for reaching design requirement is stretched by the traction of the second wire drawing roller group 43.
It is seen in conjunction with Fig. 2 and Fig. 3, cooling device 2 includes the first calendering chill roll 21 and the second calendering chill roll 22, the first pressure
Prolong and is connected with cooling water, the circumference roll surface of the first calendering chill roll 21 and the second calendering in chill roll 21 and the second calendering chill roll 22
The calendering cooling gap passed through for plastic flat film 9 is formed between the circumference roll surface of chill roll 22, the width for rolling cooling gap is small
In the thickness for the plastic flat film 9 that extrusion die 11 squeezes out, the circumference roll surface of the first calendering chill roll 21 and the second calendering chill roll
22 circumference roll surface is cooling by plastic flat film 9 by physical contact.Due to passing through the first calendering calendering cooling of chill roll 21, second
Roller 22 and plastic flat film 9 carry out physical contact and realize cooling, infiltration shadow of the water vapour to plastic flat film 9 in elimination water-cooling pattern
Calendering processing is carried out again while ringing, while cooling down using calendering cooling gap to plastic flat film 9, so that plastic flat film 9
More uniform smooth after film forming, membrane crystallization body even compact effectively avoids slub yarn occur after stretching, in identical technical indicator
Under, thinner plastic flat fiber can be produced, performance indicator will not decline, and can be reduced the grams of woven bag instead, weave
Bag manufacturing enterprise is able to produce more woven bags using the raw material of identical quantity, greatly reduces woven bag cost, improves
The productivity effect of enterprise.
In order to allow plastic flat film 9 to enter calendering cooling gap at the first time after the extrusion of extrusion die 11, pressure can be designed
Prolong the underface that cooling gap is located at extrusion die 11, i.e. plastic flat film 9 is naturally drooped by gravity into calendering cooling
Gap weakens the draw to plastic flat film 9 before plastic flat film 9 is cooled, it is ensured that plastic flat film 9 is cold by rolling
But the performance indicator after.
In order to install the first calendering chill roll 21, second calendering chill roll 22, cooling device 2 further includes cooling racks 20,
First calendering chill roll 21 is connected in cooling racks 20 by first rotating shaft 211, and cooling racks 20 is equipped with sliding seat 23, and second
Calendering chill roll 22 is connected on sliding seat 23 by the second shaft 221, and the relatively cool rack 20 of sliding seat 23 is slided to adjust
The spacing of second calendering chill roll 22 and the first calendering chill roll 21, sliding seat 23 are preferred with level sliding, can be to avoid second
The gravity for rolling chill roll 22, which generates component, to be influenced to adjust.The second calendering chill roll 22 and the first calendering are adjusted using sliding seat 23
The spacing of chill roll 21, one is debugged can be convenient machine new clothes, and two can require to adjust according to the different of woven bag
Thickness after the calendering of plastic flat film 9.
And in order to realize automatic adjustment, adjusting screw rod 24, adjusting screw rod 24 and sliding can be equipped in cooling racks 20
The preloading spring 25 for making the second calendering chill roll 22 be close to the first calendering chill roll 21 is equipped between seat 23, by adjusting bullet is pre-tightened
The elastic force of spring 25 presses to the pressure of the first calendering chill roll 21 to change the second calendering chill roll 22, to realize plastic flat film 9
The rolling effect of different-thickness.It is acted on by the elastic force of preloading spring 25, working hour is being not added, the second calendering chill roll 22 is close to always
First calendering chill roll 21 can roll chill roll for second since plastic flat film 9 enters calendering cooling gap in process
22 reversed promotions, the elastic force of preloading spring 25 embodies its effect just to control the thickness after plastic flat film 9 is rolled at this time, pre-tightens bullet
The elastic force of spring 25 is bigger, and the thickness after plastic flat film 9 is rolled is naturally smaller, otherwise bigger.
Cooling device 2 further includes cooling roll drive motor, and cooling roll drive motor and first rotating shaft 211 are sequentially connected, example
It can such as realize transmission by chain sprocket or synchronous belt synchronizing wheel, first rotating shaft 211 is equipped with first gear 212, and second turn
Axis 221 is equipped with the second gear 222 engaged with first gear 212.Gear engagement synchronism is good, in actual products, passes through
It is smaller to change the variation of the thickness after plastic flat film 9 is rolled to adjust the elastic force of preloading spring 25, and naked eyes are also not easy to differentiate, institute
In the case where preloading spring 25 applies different elastic force, will not influence the efficiency and effect of engaged transmission.
In order to consolidate cooling effect, the first commutation chill roll 26, the first commutation cooling can be equipped in cooling racks 20
Roller 26 is located at the lower section of calendering cooling gap, is connected with cooling water in the first commutation chill roll 26.
Embodiment two:
Wire drawing machine is in addition to that specifically can also include setting gradually using structure shown in Fig. 4 using the structure in Fig. 1
First wire drawing roller group 41, the first baking oven 42, the second wire drawing roller group 43, the second baking oven 44 and third wire drawing roller group 45, due to plastics
The intensity of flat filament is more preferable, therefore can increase the second baking oven 44 and third wire drawing roller group 45, further stretches and obtains thinner modeling
Expect flat filament, to reduce the grams of woven bag, saves cost.
The other structures that the present embodiment does not describe can be with reference implementation example one.
In addition to above preferred embodiment, there are other embodiments of the invention, and those skilled in the art can be according to this
Invention makes various changes and modifications, and as long as it does not depart from the spirit of the invention, should belong in claims of the present invention and determines
The range of justice.
Claims (8)
1. plastic extrusion wire-drawing equipment, including for extrusion plastic flat membrane extruder, for the cooling dress of cooling plastic flat membrane
Set, the cutting device for plastic flat film to be cut into plastic flat fiber and be used for by plastic flat fiber stretch wire drawing machine, extruder packet
Extrusion die is included, extrusion die is located above cooling device, and cutting device is located at the downstream of cooling device, and wire drawing machine is located at cutting
The downstream of device, which is characterized in that the cooling device includes the first calendering chill roll and the second calendering chill roll, the first calendering
Cooling water is connected in chill roll and the second calendering chill roll, the circumference roll surface and second of the first calendering chill roll rolls chill roll
The calendering cooling gap passed through for plastic flat film is formed between circumference roll surface, the width for rolling cooling gap is squeezed less than extrusion die
The circumference roll surface of the thickness of plastic flat film out, the circumference roll surface of the first calendering chill roll and the second calendering chill roll passes through physics
Contact is cooling by plastic flat film.
2. plastic extrusion wire-drawing equipment according to claim 1, which is characterized in that the calendering cooling gap, which is located at, to be squeezed out
The underface of die head.
3. plastic extrusion wire-drawing equipment according to claim 1 or 2, which is characterized in that the cooling device further includes cold
But rack, the first calendering chill roll are connected in cooling racks by first rotating shaft, and cooling racks is equipped with sliding seat, the second calendering
Chill roll is connected on sliding seat by the second shaft, the relatively cool housing slide of sliding seat come adjust the second calendering chill roll with
The spacing of first calendering chill roll.
4. plastic extrusion wire-drawing equipment according to claim 3, which is characterized in that the cooling racks, which is equipped with, adjusts spiral shell
Bar is equipped with the preloading spring for making the second calendering chill roll be close to the first calendering chill roll between adjusting screw rod and sliding seat.
5. plastic extrusion wire-drawing equipment according to claim 3, which is characterized in that the cooling device further includes chill roll
Driving motor, cooling roll drive motor and first rotating shaft are sequentially connected, and first rotating shaft is equipped with first gear, set in the second shaft
There is second gear engaged with the first gear.
6. plastic extrusion wire-drawing equipment according to claim 3, which is characterized in that the cooling racks is equipped with first and changes
To chill roll, the first commutation chill roll is located at the lower section of calendering cooling gap, is connected with cooling water in the first commutation chill roll.
7. plastic extrusion wire-drawing equipment according to claim 1, which is characterized in that the wire drawing machine includes setting gradually
First wire drawing roller group, the first baking oven and the second wire drawing roller group.
8. plastic extrusion wire-drawing equipment according to claim 1, which is characterized in that the wire drawing machine includes setting gradually
First wire drawing roller group, the first baking oven, the second wire drawing roller group, the second baking oven and third wire drawing roller group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811329090.3A CN109304852A (en) | 2018-11-09 | 2018-11-09 | Plastic extrusion wire-drawing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811329090.3A CN109304852A (en) | 2018-11-09 | 2018-11-09 | Plastic extrusion wire-drawing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109304852A true CN109304852A (en) | 2019-02-05 |
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ID=65222638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811329090.3A Pending CN109304852A (en) | 2018-11-09 | 2018-11-09 | Plastic extrusion wire-drawing equipment |
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| Country | Link |
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| CN (1) | CN109304852A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109834954A (en) * | 2019-03-23 | 2019-06-04 | 东莞市欧之可环保包装科技有限公司 | A kind of preparation method of unmanned strap |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101613502A (en) * | 2009-07-17 | 2009-12-30 | 湖北慧狮塑业股份有限公司 | Honed embossed adhesive tape basilemma and production method thereof |
| WO2012121623A2 (en) * | 2011-03-09 | 2012-09-13 | Dokukin Aleksey Nikolaevitch | Extrusion line for producing a flat fibre made from synthetic raw material |
| CN104233487A (en) * | 2014-09-24 | 2014-12-24 | 常州市润亿机械制造有限公司 | Production technology and production line of high-strength PET (polyethylene terephthalate) flat yarn for freight bag |
| CN105386144A (en) * | 2015-12-08 | 2016-03-09 | 芜湖恒一塑料设备制造有限公司 | Plastic flat filament drawing unit |
| CN205543059U (en) * | 2016-04-22 | 2016-08-31 | 重庆远风机械有限公司 | Industry coated sheet machine pressurized -water device |
| CN209208044U (en) * | 2018-11-09 | 2019-08-06 | 浙江科达包装机械厂 | Plastic flat film cooling device and plastic extrusion wire-drawing equipment |
-
2018
- 2018-11-09 CN CN201811329090.3A patent/CN109304852A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101613502A (en) * | 2009-07-17 | 2009-12-30 | 湖北慧狮塑业股份有限公司 | Honed embossed adhesive tape basilemma and production method thereof |
| WO2012121623A2 (en) * | 2011-03-09 | 2012-09-13 | Dokukin Aleksey Nikolaevitch | Extrusion line for producing a flat fibre made from synthetic raw material |
| CN104233487A (en) * | 2014-09-24 | 2014-12-24 | 常州市润亿机械制造有限公司 | Production technology and production line of high-strength PET (polyethylene terephthalate) flat yarn for freight bag |
| CN105386144A (en) * | 2015-12-08 | 2016-03-09 | 芜湖恒一塑料设备制造有限公司 | Plastic flat filament drawing unit |
| CN205543059U (en) * | 2016-04-22 | 2016-08-31 | 重庆远风机械有限公司 | Industry coated sheet machine pressurized -water device |
| CN209208044U (en) * | 2018-11-09 | 2019-08-06 | 浙江科达包装机械厂 | Plastic flat film cooling device and plastic extrusion wire-drawing equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109834954A (en) * | 2019-03-23 | 2019-06-04 | 东莞市欧之可环保包装科技有限公司 | A kind of preparation method of unmanned strap |
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Application publication date: 20190205 |
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