CN103112110A - Method for manufacturing reused fresh-keeping isolation layer in rubber tire preparation - Google Patents
Method for manufacturing reused fresh-keeping isolation layer in rubber tire preparation Download PDFInfo
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- CN103112110A CN103112110A CN2013100487874A CN201310048787A CN103112110A CN 103112110 A CN103112110 A CN 103112110A CN 2013100487874 A CN2013100487874 A CN 2013100487874A CN 201310048787 A CN201310048787 A CN 201310048787A CN 103112110 A CN103112110 A CN 103112110A
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- fresh
- separation layer
- die head
- keeping
- pressure roller
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- 238000002955 isolation Methods 0.000 title abstract description 6
- 239000000463 material Substances 0.000 claims abstract description 24
- 238000005266 casting Methods 0.000 claims abstract description 17
- 229920000098 polyolefin Polymers 0.000 claims abstract description 16
- 239000002131 composite material Substances 0.000 claims abstract description 10
- 238000007731 hot pressing Methods 0.000 claims abstract description 10
- 238000001816 cooling Methods 0.000 claims abstract description 8
- 238000000926 separation method Methods 0.000 claims description 49
- 150000001875 compounds Chemical class 0.000 claims description 8
- 238000001125 extrusion Methods 0.000 claims description 8
- 206010039424 Salivary hypersecretion Diseases 0.000 claims description 6
- 208000026451 salivation Diseases 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 5
- 239000000498 cooling water Substances 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 238000002844 melting Methods 0.000 abstract description 2
- 230000008018 melting Effects 0.000 abstract description 2
- 230000004927 fusion Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 38
- 239000004698 Polyethylene Substances 0.000 description 4
- -1 polyethylene Polymers 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 239000003755 preservative agent Substances 0.000 description 3
- 230000002335 preservative effect Effects 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 230000005021 gait Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000009966 trimming Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a method for manufacturing a reused fresh-keeping isolation layer in rubber tire preparation. According to the method, a linear casting die head is connected with one or more screws, polyolefin materials with different characteristics extruded out by different screws composite in the die head so as to form cast polyolefin cast films of the composite materials casted by the same die head; and the linear casting die head casts melting polyolefin materials with the same or different characteristics at the same time, and the sheet rubber fresh-keeping isolation layer with different characteristics which can be reused can be formed by through hot pressing by two press rolls, cooling by multiple cooling rolls, and one-time hot pressing composite curing. Through the method disclosed by the invention, the fresh-keeping isolation layer can be prepared in once-forming, the multilayer fusion fastness is extremely high, and is integrated into a whole; and the inherent characteristic of the fresh-keeping film is kept, as well as the fresh-keeping isolation layer can be circularly reused.
Description
Technical field
The invention belongs to a kind of TPO thin layer composite manufacturing, specifically refer to a kind of technology with the fresh-keeping separation layer of the reusable TPO sheet rubber of energy in the method manufacturing rubber tyre preparation process of salivation and hot roll extrusion.
Technical background
In the rubber tyre manufacture process, avoid oxidation and adhesion foreign material in order to make sheet rubber in the circulation process, with the sheet rubber interlayer coating isolation of polyethylene film to rolling.The fresh-keeping barrier film of the polyethylene of existing rubber-coated can only disposablely use.Its reason is, when polyethylene preservative film and sheet rubber were peeled off, the phenomenons such as distortion, Zou's folding, perforation can appear in the polyethylene preservative film, and all can't reuse.In order to make fresh-keeping separation layer have stronger tensile strength and lower percentage elongation, adopt compound skeleton between two shell fabrics, woven cloth for example, grid etc.The fresh-keeping separation layer manufacturing cost made from said method is higher.
Summary of the invention
The objective of the invention is to pour the particle of TPO into some hoppers according to formula and have high-tensile, low elongation by the disposable laminating production of same equipment, can the reusable fresh-keeping separation layer of sheet rubber for the tire preparation.Design a kind of make fresh-keeping separation layer can one-shot forming, compound firm, make easy method.
The manufacture method of fresh-keeping separation layer of the present invention is, die head and single or multiple screw rod are connected, and the polyolefine material of the different qualities of different Screw Extrusions is compound in die head, can form the polyolefin salivation film that same die head salivates out composite.Linear casting die head salivates out the fused polyolefin class material of identical or different characteristic simultaneously, and through two pressure roller hot pressing, many chill rolls are cooling, hot pressing composite curing become real for the multilayer different qualities can the fresh-keeping separation layer of reusable sheet rubber.
Preferably: single linear die head and many screw rods are connected, and the identical TPO melting charge of each Screw Extrusion increases the supply to linear die head, can salivate out thicker fresh-keeping separation layer.Single linear die head is being connected with many screw rods, salivates after merging in linear die head after the identical or different characteristic fused polyolefin of each Screw Extrusion material, is hot pressed into the fresh-keeping separation layer of smooth TPO material through two pressure rollers.
Preferably: use two or more linear casting die heads to salivate out the fused polyolefin class material of identical or different characteristic simultaneously, through two pressure roller hot pressing, many chill rolls are cooling, hot pressing composite curing become real for the multilayer different qualities can the fresh-keeping separation layer of reusable sheet rubber.
Pressure roller and chill roll are hollow roll, there is the import and export waterpipe jointing at two ends, connect the intake-outlet interface of two pressure rollers and many chill rolls with recirculated cooling water, recirculated cooling water can to pressure roller and chill roll surface cool, be conducive to compound fresh-keeping separation layer curing and control salivation layered material bonding roller surface.
Pressure roller and chill roll synchronization, rotary speed is synchronously adjusted.Two pressure roller gaps are adjustable.By adjusting two gap and pressure roller, the chill roll rotating speed thickness that can control fresh-keeping separation layer between pressure roller.
Fresh-keeping separation layer thickness with this method manufacturing is controlled in 0.2-1 millimeter scope.
Advantage of the present invention is:
With the fresh-keeping separation layer one-shot forming that said method is made, it is high that multilayer merges fastness, forms an integral body.The inherent characteristic that had both kept original preservative film, different due to the layers of material characteristic again, especially in the middle of the salivation material have tensile strength and low elongation characteristic, make the fresh-keeping separation layer Reusability that can circulate.For the tire manufacturing, the fresh-keeping separation layer made from method of the present invention substitutes the original disposable fresh-keeping separation layer that uses, and can save a large amount of production costs.
Description of drawings
The fresh-keeping separation layer manufacture method schematic diagram of accompanying drawing 1, three casting die heads of use;
The connection diagram of accompanying drawing 2, die head and connecting rod.
The specific embodiment
Embodiment such as Fig. 1, place the casting die head 1,2,3 of three above pressure roller 5,6, casting die head 1,3 salivates the fresh-keeping separation layer capstock 4 of fused polyolefin class simultaneously, and casting die head 2 salivates out higher than precoat 4 tensile strength, the intermediate layer 2 that percentage elongation is low.Identical at two rotating speeds, rotate in opposite directions, pressure roller 5 that the axle center is substantially parallel, 6 roll extrusion hot pressing next time is compound and the fresh-keeping separation layer 7 that solidifies through the cooling leveling of many chill rolls 8.
Casting die head 1,2,3 respectively can with one or more screw connecting structure such as Fig. 2, casting die head 1 is connected with screw rod 1a, 1b, 1c, die head 3 is connected with screw rod 3a, die head 2 is connected with screw rod 2a, 2b.
Another kind of embodiment, place two casting die heads 1,3 above pressure roller 5,6, casting die head 1,3 flows out the fused polyolefin class material of different qualities simultaneously, identical at two rotating speeds, rotate in opposite directions, pressure roller 5 that the axle center is substantially parallel, 6 roll extrusion hot pressing next time is compound and the fresh-keeping separation layer 7 that solidifies through the cooling leveling of many chill rolls 8.
Certainly, as described in the summary of the invention part, can be also that a casting die head and many screw rods are connected, extrude composite molten TPO material.
Between chill roll 8 shown in Figure 1 and tension force traction wrap-up 13, some directive wheels 10 are arranged, directive wheel 10 effects are to change fresh-keeping separation layer 7 direct of travels and suitable storing and fresh-keeping separation layer 7.
Between chill roll 8 and tension force traction wrap-up 13, speed and thickness measurement sensor 11 and broad-adjustable bead cutter 12 have been installed also.Sensor is for detection of gait of march and the thickness of fresh-keeping separation layer 7.Be transferred to engine control system after fresh-keeping separation layer 7 gait of march that sensor 11 detects and thickness data, engine control system is controlled pressure roller 5,6, and the rotating speed of chill roll 8 plays the thickness effect of adjusting fresh-keeping separation layer 7.Also can manually adjust the gap between two pressure rollers 5,6.Reduce pressure roller 5,6 and chill roll 8 rotating speeds, increase two pressure rollers 5,6 gaps, obtain thicker fresh-keeping separation layer 7, on the contrary fresh-keeping separation layer 7 attenuates.When making tire according to rubber tyre enterprise, to the needs of fresh-keeping separation layer 7 width, bead cutter 12 capable of regulating trimming width are according to rolling after required width trimming for forming.
A pair of pressure roller 5 of the present invention, 6 can use and be carved with the decorative pattern metallic roll, carves dapple pressure roller 5,6 and suppresses the dapple fresh-keeping separation layer 7 of double-sided belt.Also can be wherein pressure roller 5 or pressure roller 6 be carved with decorative pattern, the fresh-keeping separation layer 7 of compacting single face decorative pattern.Can reduce in tire production and the contacting of sheet rubber with the fresh-keeping separation layer of embossing, help fresh-keeping separation layer 7 to peel off with sheet rubber.
Pressure roller 6 spraying flexible materials in a pair of pressure roller 5 of the present invention, 6 surfaces because it has flexible nature, can make the multi-layer polyolefin class bed of material of salivation molten condition be hot pressed into one with the pressure roller roller 5,6 of flexible material, and are compound firm and smooth.Also can single pressure roller 5 or pressure roller 6 surface spraying flexible materials.
Pressure roller 5 of the present invention or pressure roller 6 surface sprayings be elastomeric material.
Claims (9)
1. be used for the rubber tyre preparation and reuse the manufacture method of fresh-keeping separation layer, it is characterized in that: linear casting die head and single or multiple screw rod are connected, the polyolefine material of the different qualities of different Screw Extrusions is compound in die head, forms the polyolefin salivation film that same die head salivates out composite; Linear casting die head salivates out the fused polyolefin class material of identical or different characteristic simultaneously, and through two pressure roller hot pressing, many chill rolls are cooling, hot pressing composite curing become real for the multilayer different qualities can the fresh-keeping separation layer of reusable sheet rubber.
2. the manufacture method of reusing fresh-keeping separation layer for rubber tyre preparation according to claim 1, it is characterized in that: described linear casting die head is single; Single linear die head merges in linear die head after the fused polyolefin material of the identical or different characteristic of each Screw Extrusion connecting with many screw rods, through two pressure rollers be hot pressed into smooth have multi-layer phase with or the fresh-keeping separation layer of different qualities TPO material.
3. the manufacture method of reusing fresh-keeping separation layer for rubber tyre preparation according to claim 1, it is characterized in that: described linear casting die head is a plurality of; Salivate out simultaneously the fused polyolefin class material of identical or different characteristic.
4. reuse fresh-keeping separation layer manufacture method arbitrary described the preparation for rubber tyre according to claim 1 and 2, it is characterized in that: the pressure roller 5 that uses and pressure roller 6 and chill roll 8 are hollow roll, there is the waterpipe jointing 9 of import and export at two ends, connect the water inlet pipe and water outlet pipe interface (9) of hollow two pressure rollers (5,6) and many chill rolls (8) with recirculated cooling water, cooling pressure roller 5,6 and chill roll.
5. the manufacture method of reusing fresh-keeping separation layer for rubber tyre preparation according to claim 1, it is characterized in that: by adjusting the gap between two pressure rollers (5,6), the rotating speed of two pressure rollers (5,6), chill roll (8) is controlled the thickness of fresh-keeping separation layer, and fresh-keeping separation layer thickness is controlled at the 0.2-1 millimeter.
6. the manufacture method of reusing fresh-keeping separation layer for rubber tyre preparation according to claim 1 and 2, it is characterized in that: a pair of pressure roller 5,6 is carved with the decorative pattern metallic roll, suppresses the dapple fresh-keeping separation layer 7 of double-sided belt.
7. the manufacture method of reusing fresh-keeping separation layer for rubber tyre preparation according to claim 1 and 2 is characterized in that: in pressure roller 5 or pressure roller 6 wherein one be carved with decorative pattern, the fresh-keeping separation layer 7 of compacting single face decorative pattern.
8. the manufacture method of reusing fresh-keeping separation layer for rubber tyre preparation according to claim 1 and 2, it is characterized in that: in a pair of pressure roller 5,6, the surface spraying flexible material of at least one carries out handling flexibly.
9. the manufacture method of reusing fresh-keeping separation layer for the rubber tyre preparation according to claim 1 and 2, is characterized in that: pressure roller 5 or pressure roller 6 surface spraying elastomeric materials are carried out handling flexibly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100487874A CN103112110A (en) | 2013-02-07 | 2013-02-07 | Method for manufacturing reused fresh-keeping isolation layer in rubber tire preparation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100487874A CN103112110A (en) | 2013-02-07 | 2013-02-07 | Method for manufacturing reused fresh-keeping isolation layer in rubber tire preparation |
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| CN103112110A true CN103112110A (en) | 2013-05-22 |
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| CN2013100487874A Pending CN103112110A (en) | 2013-02-07 | 2013-02-07 | Method for manufacturing reused fresh-keeping isolation layer in rubber tire preparation |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103862768A (en) * | 2014-03-27 | 2014-06-18 | 昊辰（无锡）塑业有限公司 | Polyethylene isolating film reusable in tire production and preparation method of polyethylene isolating film |
| CN104139528A (en) * | 2014-07-16 | 2014-11-12 | 上海遨提新材料技术咨询有限公司 | Laminating, combining and embossing integration machine |
| CN105667057A (en) * | 2016-03-31 | 2016-06-15 | 马鞍山联洪合成材料有限公司 | A foam-type reinforced film production device and its production process |
| CN113146990A (en) * | 2021-04-13 | 2021-07-23 | 嘉兴南雄高分子有限公司 | TPU double-color co-extrusion film production process and production device thereof |
| CN114055762A (en) * | 2021-12-08 | 2022-02-18 | 广州美斯乐科技有限公司 | Manufacturing equipment and manufacturing process of vacuum packaging bag |
| CN114506051A (en) * | 2022-03-17 | 2022-05-17 | 福建豪威节能科技发展有限公司 | Continuous automatic production device for regenerated EVA (ethylene vinyl acetate) film |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113146990A (en) * | 2021-04-13 | 2021-07-23 | 嘉兴南雄高分子有限公司 | TPU double-color co-extrusion film production process and production device thereof |
| CN114055762A (en) * | 2021-12-08 | 2022-02-18 | 广州美斯乐科技有限公司 | Manufacturing equipment and manufacturing process of vacuum packaging bag |
| CN114506051A (en) * | 2022-03-17 | 2022-05-17 | 福建豪威节能科技发展有限公司 | Continuous automatic production device for regenerated EVA (ethylene vinyl acetate) film |
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Application publication date: 20130522 Assignee: Huaian Xinxin new Mstar Technology Ltd Assignor: Lu Jianzhong|Lu Yuanyuan Contract record no.: 2013320000700 Denomination of invention: Method for manufacturing reused fresh-keeping isolation layer in rubber tire preparation License type: Exclusive License Record date: 20130923 |
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| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Huaian Xinxin new Mstar Technology Ltd Assignor: Lu Jianzhong|Lu Yuanyuan Contract record no.: 2013320000700 Date of cancellation: 20180301 |