CN100376733C - Strong conveyor belt and polyester fibre silk fabric core used thereof - Google Patents
Strong conveyor belt and polyester fibre silk fabric core used thereof Download PDFInfo
- Publication number
- CN100376733C CN100376733C CNB2005100250493A CN200510025049A CN100376733C CN 100376733 C CN100376733 C CN 100376733C CN B2005100250493 A CNB2005100250493 A CN B2005100250493A CN 200510025049 A CN200510025049 A CN 200510025049A CN 100376733 C CN100376733 C CN 100376733C
- Authority
- CN
- China
- Prior art keywords
- conveyer belt
- core
- fiber
- fibre silk
- threads
- Prior art date
- 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.)
- Active
Links
Landscapes
- Woven Fabrics (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The present invention relates to the technical field of a conveying belt and a fabric core of a conveying belt of PET fiber industrial threads. The preparing method of the fabric core of dacron fiber threads of the present invention comprises the following steps: step a, nano-grade metal ion rare earth and polyester resin are mixed, kneaded and dried in vacuum to extrude melting spinning threads; step b, the formed fiber spun by the step a is provided with post processing, wherein a stretching multiple is from 3 to 4.5, an oiled oil-bath temperature is from 160 to 200 DEG C, methyl phenyl silicone resin oil with tri-functional groups is selected, and the temperature of the heat treatment of a steam box is from 98 to 102 DEG C; step c, the fiber threads obtained in the step b are twisted, drawn in and beaten up to be woven in order to manufacture the fabric core of a conveying belt, warp threads use the long-fiber double threads of which the fiber thread densities are from Tex 10.84 to 43.5 and the diameters are from 0.1 to 0.2mm, and weft yarns use the single threads of which the diameters are from 0.3 to 0.4mm. The plastic conveying belt of the fabric core of the dacron fiber threads prepared by the method has the advantages of high strength and low shrinkage.
Description
Technical field
The present invention relates to a kind of reinforced belt and employed polyster fibre silk fabrics core field thereof, the conveyer belt technical field of particularly a kind of polyethylene terephthalate (PET) fiber industry silk conveyer belt fabric core and this fabric core of use.
Background technology
Former the Ministry of Chemical Industry conveyer belt quality inspection center network address is issued for information about: 1. conveyer belt interlaminar bonding intensity (mean value and minimum peak) version in 1999 has carried out significantly improving than version in 1987 in ISO/FDIS14890 (the general applications fabric core conveyor belt with rubber or plastics covering) international standard.Show according to nearly 9 years conveyer belt spot check of quality result: by 1999 editions international standard, domestic enterprise's product percent of pass is not high.2. domestic enterprise's product is with major company of developed country product ratio, and the through thickness stretch breaking strength is also much smaller.And the basic reason of these two quality gaps is just on the conveyer belt fabric core.According to " textile material " (volume such as Mu Yao. textile industry publishing house publishes), " fiber engineering " (Japan. fibre machinery association will), " Polymer Physics " (volume such as Pan Jianyuan. science and technology publishing house in Guangdong publishes) wait interrelated data to report: polyester dacron fiber stretch breaking strength 〉=5N/tex, this is its material advantageous properties, but fracture strength and shrinkage factor just depend on the control of spinning technique.Consult that Chemical Industry Press publishes " the adhesive applications handbook as can be known: with the surface tension of the complete moistening liquid of terylene be 43 dynes per centimeter, generally have only 37.48 dynes per centimeter; It is less that the terylene surface contains active group.
Summary of the invention
One of purpose of the present invention is for a kind of high strength that is used for plastic conveyor belt, low contraction, high activity energy being provided, the polyster fibre silk fabrics core of lateral stability silk being arranged.
Another object of the present invention provides the conveyer belt that the above-mentioned polyster fibre silk fabrics of a kind of usefulness core is made.
A further object of the invention provides the preparation method of above-mentioned polyster fibre silk fabrics core.
The preparation method of polyster fibre silk fabrics core of the present invention may further comprise the steps:
A, nano level metal ion rare earth is mediated with the mylar blend, extruded melt spinning after the vacuumize;
B, the fiber of spinning technique of last step is carried out boundling, stretches, oils and back processing such as steam chest heat treatment, wherein draw ratio is 3～4.5; The oil bath temperature that oils is 160～200 ℃, and selects the methyl phenyl silicone resin oil of trifunctional for use; The heat treated temperature of steam chest is 98～102 ℃;
C, the filament that step b is obtained are twisted with the fingers, pass, are beaten up to weave and make the conveyer belt fabric core on carrying out, and organizine is selected the fine multifilament of length of fiber linear density Tex10.84～43.5, diameter 0.1～0.2mm for use, and tram is selected the monofilament of 0.3～0.4mm diameter for use.
The preparation method of polyster fibre silk fabrics core of the present invention, wherein step a utilization ionomer modification theory is introduced the ionic bond that metal ions such as sodium, zinc, potassium can produce the bigger positive and negative quantity of electric charge in polyester polymers.The nano level metal ion rare earth that the present invention selects for use Chinese Academy of Sciences's Baotou rare earth Research Institute to promote follows the blend of mylar section pellet to mediate in the ratio of 1～2phr (the mylar section is 100phr).According to back step draw ratio with need particularity, carry out particular design to aperture, hole count, the draw ratio of spinnerets, the limit extrusion capacity of each spinneret orifice when guaranteeing melt spinning under the stable state with long fine diameter.The aperture of the spinnerets that the present invention selects for use is 0.7～0.8mm, and hole count is 12～36, and draw ratio is 2～4.
The present invention carries out super drawing according to the orientation mechanism of high polymer big strand of tow after with boundling through drawing machine at step b, and big molecule is arranged to stretching in an orderly manner along fiber axis, makes intensity height, the little fiber filament of elongation.The slubbing draw ratio is 2～2.5 among the present invention; Carry out the oil bath heating after slubbing stretches and oil, select the oil that tow is had coupled action for use, if any the methyl phenyl silicone resin oil of trifunctional, further improve the activity function of dacron polyester fiber surface, the control oil bath temperature is at 200～220 ℃.Two roads stretching again after drawing-off oil bath heating oils, draw ratio are that the stretching of 1.5～2, two roads stretches tow once more under higher temperature, have obtained whole chain orientation.
For the high strength and the low-shrinkage energy of the tow after the maintenance super drawing, heat-treated 1～3 minute with steam chest again, make the segment disorientation, eliminate internal stress, accurately control the steam chest temperature at 98～102 ℃.
Carry out three roads after the steam chest heat treatment and stretch, draw ratio is 1～1.2.
In order to guarantee and to improve the horizontal flatness of fabric core tape base, the present invention has carried out the longitude and latitude tissue design of science in the spinning stage of step c, strict screening organizine and tram, and suitably heighten the shed opening of dobbies as required.
Using the polyster fibre silk fabrics of above method preparation is the polyster fibre silk fabrics core that is used for plastic conveyor belt of the present invention.
The conveyer belt of the polyster fibre silk fabrics core manufacturing that makes with said method is high strength of the present invention, the low conveyer belt that shrinks.
Beneficial effect of the present invention: the present invention with the rare earth modified polyester slice of metal ion, add with the oil chemical ion bonding force that makes fiber and surfactant property of methyl phenyl silicone resin oil and improve, caused the raising of fabric core and plastic layer adhesion strength.Super drawing technology and appropriate temperature, the heat treatment production technology of time have been given full play to the advantage of polyester fiber macromolecular orientation mechanism, and the fabric core of such mechanical characteristic is the more suitable fabricbase core of conveyer belt.Fabric core weft yarn lateral stability silk improves and has guaranteed the horizontal flatness of conveyer belt.
The specific embodiment
Nanoscale sodium zinc metal ion rare earth with polyethylene terephthalate (PET) mylar section pellet and Chinese Academy of Sciences's Baotou rare earth Research Institute popularization, ratio blend in 1～2phr (the mylar section is 100phr) is mediated, vacuumize then, selecting the aperture for use is 0.7～0.8mm, hole count is 12～36, draw ratio is that 2～4 spinnerets is extruded the spray silk, and the bucket of reeling again is shaped.Become a big strand tow to carry out slubbing the monofilament boundling that obtains and stretch, draw ratio is 2～2.5, selects for use the methyl phenyl silicone resin of trifunctional to carry out the oil bath heating then and oils, and further improves the activity function of dacron polyester fiber surface.When oiling, improve oil bath temperature to 160～200 ℃.Carry out two roads again after drawing-off oil bath heating oils and stretch, draw ratio is that the stretching of 1.5～2, two roads stretches tow once more under higher temperature, has obtained whole chain orientation.For the high strength and the low-shrinkage energy of the tow after the maintenance super drawing, heat-treated 1～3 minute with steam chest again, make the segment disorientation, eliminate internal stress, accurately control the steam chest temperature at 98～102 ℃.Carry out three roads after the steam chest heat treatment and stretch, draw ratio is 1～1.2.The nervous typing of the tow that stretches back drum promptly can be used for preparing warp thread and weft yarn.Since every dish fiber when playing dish and closing quotation the drafting multiple instability, oil inhomogeneous, cause fibre strength, shrinkage factor and activity function instability, so to twisting with the fingers in the good fiber multifilament rereeling of drum, remove pass after 5% length of 5% length of every dish outmost turns and inner lane, carry through, as warp thread; The good fiber of drum around ingot, is beaten up after removing 5% length of 5% length of every dish outmost turns and inner lane, as weft yarn.In order to guarantee and to improve the horizontal flatness of fabric core tape base, at spinning stage strict screening organizine and tram, organizine is selected the fine multifilament of length of fiber linear density Tex10.84～43.5, diameter 0.1～0.2mm for use, tram is selected the monofilament of 0.3～0.4mm diameter for use, and suitably heighten the shed opening of dobbies as required, the cloth that weaving at last obtains is a fabric core of the present invention.
Embodiment 1～4
The preparation method is the same, different is: the fiber of the rare earth modified polyester of embodiment 1 usefulness 0.5phr sodium zinc metal ion, last silicone oil, the fiber of the rare earth modified polyester of embodiment 2 usefulness 1phr sodium zinc metal ions, last silicone oil, the fiber of the rare earth modified polyester of embodiment 3 usefulness 1.5phr sodium zinc metal ions, last silicone oil, the fiber of the rare earth modified polyester of embodiment 4 usefulness 2phr sodium zinc metal ions, last silicone oil.
Do the coating coating medium with the PVC-TPE bonding coating medium (number of patent application is 200510024772.X) that the sharp forever band industry in Shanghai manufacturing company produces, apply cloth cover backing material and capstock on the fabric core of preparation, conveyer belt is made in smoothing or embossing then.
Apply (the sharp forever band industry in the Shanghai manufacturing company production of same PVC-TPE bonding coating medium with the fabric core of above embodiment preparation with the fabric core of Comparative Examples (raw material with unmodified polyester slice, oil) with the fabric core of the fine multifilament of length of normal polyester long filament dawn oil, application number is 200510024772.X), carry out the adhesion strength test after 24 hours, the data of the adhesion strength of plastic coat layer and fabric core see Table one.
Table one
As shown in Table 1, fabric core and plastic layer adhesion strength have obtained large increase, and embodiment 2 has improved 16%; Embodiment 3 has improved 33%, and the fabric core of such mechanical characteristic is the more suitable fabricbase core of conveyer belt.
Big tow behind the embodiment of the invention 3 boundlings has been carried out pilot production with 1～4.49 draw ratio on drawing machine, the fiber to the different stretch ratio has carried out the physical and mechanical property test then, and data see Table two.
Table two
| Draw ratio | Density (20 ℃) | TENSILE STRENGTH (N/tex) | Extension at break (%) |
| 1 | 1.3383 | 11.8 | 450 |
| 2.77 | 1.3694 | 23.5 | 55 |
| 3.08 | 1.3775 | 32.1 | 39 |
| 3.56 | 1.3804 | 43.0 | 27 |
| 4.09 | 1.3813 | 51.6 | 11.5 |
| 4.49 | 1.3841 | 64.5 | 7.3 |
Fabric with same thread count (36/30): a kind ofly apply same plastic layer not with lateral stability silk, another kind transverse wire, tensioning on same conveyer again, the former is to recessed 4mm, and the latter is smooth substantially.Visual fabric core weft yarn is with the raising of lateral stability silk and guaranteed the horizontal flatness of conveyer belt.
Claims (8)
1. the preparation method of a used for conveyer belt polyster fibre silk fabrics core, this method may further comprise the steps:
A, nanoscale sodium zinc metal ion rare earth is mediated with the mylar blend, extruded melt spinning after the vacuumize;
B, to the fiber of spinning technique of last step carry out boundling, stretch, oil and steam chest heat treatment after process, wherein draw ratio is 3～4.5; The oil bath temperature that oils is 160～200 ℃, and selects the methyl phenyl silicone resin oil of trifunctional for use; The heat treated temperature of steam chest is 98～102 ℃;
C, the filament that step b is obtained are twisted with the fingers, pass, are beaten up to weave and make the conveyer belt fabric core on carrying out, and organizine is selected the fine multifilament of length of fiber linear density Tex10.84～43.5, diameter 0.1～0.2mm for use, and tram is selected the monofilament of 0.3～0.4mm diameter for use.
2. the preparation method of used for conveyer belt polyster fibre silk fabrics core as claimed in claim 1 is characterized in that nanoscale sodium zinc metal ion rare earth is with the ratio blend of mylar in 1～2phr.
3. the preparation method of used for conveyer belt polyster fibre silk fabrics core as claimed in claim 1, the The hole diameter of spinneret that it is characterized in that melt spinning is 0.7～0.8mm, and hole count is 12～36, and draw ratio is 2～4.
4. the preparation method of used for conveyer belt polyster fibre silk fabrics core as claimed in claim 1, it is characterized in that the said back processing of step b is that boundling, slubbing stretch, drawing-off oil bath heating oils successively, stretchings of two roads, steam chest heat treatment, three roads stretch nervous again the typing.
5. the preparation method of used for conveyer belt polyster fibre silk fabrics core as claimed in claim 4 is characterized in that the slubbing draw ratio is that 2～2.5, two road draw ratios are that 1.5～2, three road draw ratios are 1～1.2.
6. the preparation method of used for conveyer belt polyster fibre silk fabrics core as claimed in claim 4 is characterized in that the steam chest heat treatment time is 1～3 minute.
7. the prepared used for conveyer belt polyster fibre silk fabrics core of the preparation method of the described arbitrary used for conveyer belt polyster fibre silk fabrics core of claim 1～6.
8. a conveyer belt comprises fabric core, it is characterized in that used fabric core is the described fabric core of claim 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100250493A CN100376733C (en) | 2005-04-13 | 2005-04-13 | Strong conveyor belt and polyester fibre silk fabric core used thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100250493A CN100376733C (en) | 2005-04-13 | 2005-04-13 | Strong conveyor belt and polyester fibre silk fabric core used thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1673431A CN1673431A (en) | 2005-09-28 |
| CN100376733C true CN100376733C (en) | 2008-03-26 |
Family
ID=35046199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100250493A Active CN100376733C (en) | 2005-04-13 | 2005-04-13 | Strong conveyor belt and polyester fibre silk fabric core used thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100376733C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101157413B (en) * | 2007-11-07 | 2010-12-01 | 上海永利带业股份有限公司 | High-strength accurate stone conveyer belt |
| CN101172537B (en) * | 2007-11-07 | 2010-10-13 | 上海永利带业股份有限公司 | Flame-proof polyvinyl chloride conveyer belt |
| CN101927893B (en) * | 2009-11-25 | 2012-07-04 | 中原工学院 | Nano conveyor belt and preparation method thereof |
| CN112595605B (en) * | 2020-11-20 | 2023-08-08 | 浙江省医疗器械检验研究院 | Material tensile testing machine under oil bath environment |
| CN113199724A (en) * | 2021-04-28 | 2021-08-03 | 尉氏县众工橡胶制品有限公司 | Method for manufacturing polyester hard thread and method for manufacturing anti-tearing conveying belt by using polyester hard thread |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040051201A1 (en) * | 2002-04-11 | 2004-03-18 | Greenhalgh Skott E. | Coated stent and method for coating by treating an electrospun covering with heat or chemicals |
| JP2005009024A (en) * | 2003-06-19 | 2005-01-13 | Sumitomo Metal Mining Co Ltd | Boride fine particle-containing fiber and fiber product using the same |
| CN1584139A (en) * | 2004-06-09 | 2005-02-23 | 中国海洋大学 | Antistatic synthetic fibre |
-
2005
- 2005-04-13 CN CNB2005100250493A patent/CN100376733C/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040051201A1 (en) * | 2002-04-11 | 2004-03-18 | Greenhalgh Skott E. | Coated stent and method for coating by treating an electrospun covering with heat or chemicals |
| JP2005009024A (en) * | 2003-06-19 | 2005-01-13 | Sumitomo Metal Mining Co Ltd | Boride fine particle-containing fiber and fiber product using the same |
| CN1584139A (en) * | 2004-06-09 | 2005-02-23 | 中国海洋大学 | Antistatic synthetic fibre |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1673431A (en) | 2005-09-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103437018B (en) | A kind of production technology of super emulation silk type brocade ammonia air-coating silk | |
| CN1827869A (en) | Ultra-fine terylene-chinlon composite fiber and processing method thereof | |
| CN102517704B (en) | Clean electrospinning method | |
| CN101857981B (en) | Process for producing nanometer bamboo carbon fiber by adopting polylactic acid group | |
| CN100376733C (en) | Strong conveyor belt and polyester fibre silk fabric core used thereof | |
| CN107313128A (en) | A kind of PBT fiber fabrication process | |
| CN109853084A (en) | A kind of polylactic acid/polyester elastomer composite elastic fiber and preparation method thereof | |
| CN112064126A (en) | Preparation method of polylactic acid short fiber | |
| CN105862167B (en) | A kind of preparation method of the difunctional low stretch yarn of antistatic/noctilucence | |
| CN1977074A (en) | High-strength yarn made through stretch breaking and process for producing the same | |
| CN103590140A (en) | Linen-imitative multiple and multi-differential composite short fiber and manufacturing method thereof | |
| CN1287016C (en) | Micro-polyurethane short fiber | |
| CN1334363A (en) | Silk-like material and its preparing process | |
| Maleki et al. | Processing and tensile properties of twisted core-shell yarns fabricated by double nozzle electrospinning device | |
| CN111593559A (en) | Production process of high-strength shielding cloth material | |
| CN109468704A (en) | A kind of moisture absorbing and sweat releasing orange petal type washs third composite fibre and preparation method thereof | |
| US20140272371A1 (en) | Monofilament yarn for a paper machine clothing fabric | |
| US20120214374A1 (en) | Paper machine clothing having monofilaments with lower coefficient of friction | |
| CN201220979Y (en) | Conductive composite filament | |
| KR101590231B1 (en) | Polyester multi-filament fiber with twisted yarn effect and method for manufacturing thereof | |
| CN101768804B (en) | Different shrinkage two-component network composite filament | |
| CN115449936B (en) | High-performance film-rolled micro-nano fiber yarn and preparation process thereof | |
| CN111041657B (en) | Preparation method of woven seersucker | |
| CN117507524B (en) | Double-component nylon high-elastic fabric and preparation method thereof | |
| JP7418017B2 (en) | Yarn that is cut out from film material and has improved physical properties by being made thinner and its manufacturing method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANGHAI YONGLI BELTING PRODUCTST CO., LTD. Free format text: FORMER NAME: SHANGHAI YONGLI BELTING PRODUCTS CO.,LTD. |
|
| CP03 | Change of name, title or address |
Address after: Shanghai city Qingpu District Xujing town gold village Wynn with industry company Patentee after: Shanghai Yongli Belting Co., Ltd. Address before: Shanghai city Qingpu District Xujing town gold village Wynn with industry company Patentee before: Shanghai Yongli Belts Manufacturing Co., Ltd. |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shanghai Yongli Transport System Co., Ltd. Assignor: Shanghai Yongli Belting Co., Ltd. Contract record no.: 2012310000108 Denomination of invention: Strong conveyor belt and polyester fibre silk fabric core used thereof Granted publication date: 20080326 License type: Exclusive License Open date: 20050928 Record date: 20120629 |