CN105836372A - Temperature-resisting light TPU conveying belt for food industry and manufacturing method of conveying belt - Google Patents
Temperature-resisting light TPU conveying belt for food industry and manufacturing method of conveying belt Download PDFInfo
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- CN105836372A CN105836372A CN201610312465.XA CN201610312465A CN105836372A CN 105836372 A CN105836372 A CN 105836372A CN 201610312465 A CN201610312465 A CN 201610312465A CN 105836372 A CN105836372 A CN 105836372A
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- glue
- conveyer belt
- heatproof
- light
- duty
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
- B65G15/30—Belts or like endless load-carriers
- B65G15/32—Belts or like endless load-carriers made of rubber or plastics
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D13/00—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
- D03D13/008—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft characterised by weave density or surface weight
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
- D10B2201/02—Cotton
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Belt Conveyors (AREA)
Abstract
The invention discloses a temperature-resisting light TPU conveying belt for the food industry and a manufacturing method of the conveying belt. The conveying belt is composed of bottom layer fabric, a first priming coat, a polyurethane laminating layer, a second priming coat and surface layer fabric from bottom to top. During manufacturing, after the surface layer fabric is shaped, the lower surface of the surface layer fabric is coated with high-temperature-resisting glue, and the second priming coat is formed; after the bottom layer fabric is shaped, the upper surface of the bottom layer fabric is coated with high-temperature-resisting glue, and the first priming coat is formed; the first priming coat is coated with high-temperature-resisting thermoplastic polyurethane powder, and heat shaping is carried out at the temperature of 180 DEG C to 200 DEG C, so that the polyurethane laminating layer is formed; the second priming coat of the surface layer fabric and the polyurethane laminating layer of the bottom layer fabric are laminated in a face-to-face opposite manner; and under the infrared heating condition, lamination is carried out to form the temperature-resisting light TPU conveying belt with two cloth faces and one glue face. The high-temperature-resisting glue and the high-temperature-resisting polyurethane powder are adopted in the conveying belt, the temperature-resisting performance is greatly improved, temperature resistance is at the temperature about 100 DEG C, and front and back conveying of a flour-made food oven can be met.
Description
Technical field
The present invention relates to a kind of conveyer belt carrying food, specifically, be that a kind of food service industry heatproof is light-duty
TPU conveyer belt and manufacture method thereof.
Background technology
The light-type conveyer belt of food service industry is to process by material nontoxic, harmless, nontoxic, free from extraneous odour, surface
Smooth, it is adaptable to the transport material such as foodstuff, raw-food material.Foodweb is except having duck conveyor belt
Tensile strength is high, outside the circumnutating property characteristic such as tough good, frivolous, also should have oil resistant, the feature such as nontoxic, easy to clean.
The material that foodstuffs without toxicity conveyer belt is main now is thermoplastic polyurethane (TPU type), TPU light-type conveyer belt warp
Being support framework by the polyester compound fabric of special handling, surface heat plastic polyurethane makees loading surface.TPU is light-duty defeated
Send band tool to have good wearability and resistance against physical aging, be a kind of long-lived conveyer belt product.
Conventional TPU light-type conveyer belt generally uses temperature below 80 degree, but the conveying of some flour-made food,
Such as the conveying before and after flour-made food baking oven, baked goods cooling conveying, it is desirable that TPU light-type conveyer belt heatproof exists
About 100 DEG C.
Therefore the problem that known conventional TPU light-type conveyer belt also exists not heatproof.
Summary of the invention
The problem that it is an object of the invention to overcome conventional TPU light-type conveyer belt to there is not heatproof, it is provided that a kind of food
Conduct industry heatproof light-duty TPU conveyer belt and manufacture method thereof.
For achieving the above object, the technical solution of the present invention is:
First aspect, the present invention relates to a kind of food service industry heatproof light-duty TPU conveyer belt, described TPU
Conveyer belt is knitted by bottom fabric layer, the first priming coat, polyurethane laminating layer, the second priming coat and surface layer from the bottom to top
Thing forms；Described bottom fabric layer is polyester textile；Described face fabric warp-wise uses line density to be the ultralow of 500D
Shrinkage polyester filaments, broadwise uses 21S cotton yarn, and 3 and 1, fabric warp-wise density is 45～55/inch, knits
Thing latitudinal density is 45～55/inch, and weave uses 3/1 brokentwlllweave.
Preferably, the PFY that described bottom fabric layer warp-wise uses line density to be 840D～1000D, broadwise is adopted
With a diameter of 0.2～the monofilament polyester of 0.3mm, fabric warp-wise density is 40～45/inch, and grain cross is close
Degree is 20～25/inch, and weave uses 1/1 plain weave.Use this specific weave and specific through broadwise polyester
The polyester textile of material as bottom fabric layer, thermal finalization polyurethane laminating layer joining with above-mentioned face fabric thereon
Close laminating to use, significantly improve the tensile strength height of conveyer belt, circumnutating property, toughness.
Preferably, described first priming coat be bottom fabric layer upper surface coat high temperature resistant glue form；Described
High temperature resistant glue is poly-carbon type polyurethane glue, isocyanates firming agent and three component glue of butanone solvent composition
Water.
Preferably, carbon type polyurethane glue, isocyanates firming agent and butanone solvent in described high temperature resistant glue
Weight ratio be 100:8～12:200～250.
Preferably, described second priming coat be top layer fabric lower surface coat high temperature resistant glue form；Described
High temperature resistant glue is poly-carbon type polyurethane glue, isocyanates firming agent and three component glue of butanone solvent composition
Water.
Preferably, carbon type polyurethane glue, isocyanates firming agent and butanone solvent in described high temperature resistant glue
Weight ratio be 100:8～12:200～250.Inventor finds, uses the carbon type polyurethane of this part by weight
The formulated glue of glue, isocyanates firming agent and butanone solvent has the resistance to elevated temperatures of excellence.
Preferably, described polyurethane laminating layer is coating high-temperature-resistant thermoplastic polyurethane powder on the first priming coat,
And at 180～200 DEG C, carry out thermal finalization form.
Preferably, described high-temperature-resistant thermoplastic polyurethane powder is poly-carbon type polyurethane powder.
Second aspect, the invention still further relates to the food service industry heatproof light-duty TPU conveyer belt of a kind of aforementioned any one
Manufacture method, described method comprises the steps:
S1, face fabric are shaped；
S2, face fabric lower surface coat high temperature resistant glue, form the second priming coat；
S3, bottom fabric layer are shaped；
S4, bottom fabric layer upper surface coat high temperature resistant glue, form the first priming coat
S5, on the first priming coat, coat high-temperature-resistant thermoplastic polyurethane powder, and carry out at 180～200 DEG C
Thermal finalization, forms polyurethane laminating layer；
S6, placement that the second priming coat of face fabric and the polyurethane laminating layer of bottom fabric layer are fitted face to face,
Under the conditions of Infrared Heating, laminating forms the heatproof light-duty TPU conveyer belt of two cloth one glue.
Preferably, in step S6, the temperature of described Infrared Heating is 200～220 DEG C, and the time is 1.5～2min.
After using technique scheme, the food service industry of the present invention manufacture method of high temperature resistant TPU light-type conveyer belt
Have the advantages that
1, conveyer belt of the present invention uses high temperature resistant glue and high temperature resistant polyurethane powder, and heat resistance is greatly improved,
Heatproof is at about 100 DEG C, it is possible to meet the conveying before and after flour-made food baking oven；
2, conveyor belt surface of the present invention uses special polyester and cotton mixed goods, has good antistick characteristic, makes
Conveying article fast and effeciently separate with conveyer belt, leave no trace, are especially suitable for the conveying of dough cover and dough；
3, conveyer belt of the present invention complies fully with FDA food grade standard.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of the light-type conveyer belt of two cloth one glue of the embodiment of the present invention；
Fig. 2 is the structural representation of the high temperature resistant light-duty TPU conveyer belt of the embodiment of the present invention.
In figure, 1 is face fabric, and 2 is polyurethane laminating layer, and 3 is bottom fabric layer.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing thereof, the present invention is illustrated further.
Embodiment 1
The present embodiment relates to a kind of food service industry heatproof light-duty TPU conveyer belt；As shown in Figure 2, this conveyer belt by
Under supreme by bottom fabric layer the 3, first priming coat, polyurethane laminating layer the 2, second priming coat and face fabric 1 group
Become.
The preparation technology flow process of the heatproof light-duty TPU conveyer belt of the present embodiment is as it is shown in figure 1, specifically include following step
Rapid:
A, the coating of face fabric:
The first step: face fabric is shaped；
Second step: in the lower surface heatproof glue primary coat of face fabric, constitutes priming coat；
B, the coating of bottom fabric layer:
The first step: bottom fabric layer is shaped；
Second step: in the upper surface heatproof glue primary coat of bottom fabric layer, constitutes priming coat；
3rd step: coat high-temperature-resistant thermoplastic polyurethane powder on the priming coat of upper surface, and at 180～200 DEG C
Under carry out thermal finalization, make polyurethane powder combine with bottom fabric layer, formed laminating layer；
C, by the lower surface priming coat of face fabric and the laminating layer of bottom fabric layer Infrared Heating condition (200 DEG C,
Once fit under 2min), constitute the light-type conveyer belt of two cloth one glue.
Wherein, face fabric uses polyester and cotton yarn mixed goods, the ultralow receipts that warp-wise uses line density to be 500D
Contracting PFY, broadwise uses 21S cotton yarn, and 3 and 1, fabric warp-wise density is 50/inch, grain cross
Density is 50/inch, and weave uses 3/1 brokentwlllweave.This polyester and cotton mixed goods are as surface layer, significantly
Improve the antistick characteristic of surface layer, hygroscopicity, enable the article such as the dough cover of conveying, dough quickly to have with conveyer belt
Effect ground separates.
Wherein, bottom fabric layer uses conventional polyester fabric, and warp-wise uses line density to be the PFY of 1000D,
Broadwise uses the monofilament polyester of a diameter of 0.3mm, and fabric warp-wise density is 43/inch, grain cross density
Being 23/inch, weave uses 1/1 plain weave.Use this specific weave and specific through broadwise polyester material
Polyester textile as bottom fabric layer, thermal finalization polyurethane laminating layer coordinate laminating with above-mentioned face fabric thereon
Use, significantly improve the tensile strength height of conveyer belt, circumnutating property, toughness.
Wherein, described high temperature resistant glue, including A, B, C tri-component, wherein, component A is the poly-poly-ammonia of carbon type
Ester gum water, consumption is 100 weight portions, and B component is isocyanates firming agent, and consumption is 10 weight portions, C
Component is butanone solvent, and consumption is 220 weight portions.
Wherein said high-temperature-resistant thermoplastic polyurethane powder is poly-carbon type polyurethane.
It is a discovery of the invention that conveyer belt of the present invention uses high temperature resistant glue and high temperature resistant polyurethane powder, heat resistance
Being greatly improved, heatproof is at about 100 DEG C, it is possible to meet the conveying before and after flour-made food baking oven.
Embodiment 2
The present embodiment relates to a kind of food service industry heatproof light-duty TPU conveyer belt and manufacture method, concrete scheme
With embodiment 1, institute's difference is:
The high temperature resistant glue used, including A, B, C tri-component, wherein, component A is poly-carbon type polyurethane glue,
Consumption is 100 weight portions, and B component is isocyanates firming agent, and consumption is 8 weight portions, and component C is butanone
Solvent, consumption is 200 weight portions；
The temperature of Infrared Heating is 220 DEG C, and the time is 1.5min.
Embodiment 3
The present embodiment relates to a kind of food service industry heatproof light-duty TPU conveyer belt and manufacture method, concrete scheme
With embodiment 1, institute's difference is:
The high temperature resistant glue used, including A, B, C tri-component, wherein, component A is poly-carbon type polyurethane glue,
Consumption is 100 weight portions, and B component is isocyanates firming agent, and consumption is 12 weight portions, and component C is fourth
Ketone solvent, consumption is 250 weight portions；
The temperature of Infrared Heating is 210 DEG C, and the time is 1.8min.
The light-type conveyer belt prepared in various embodiments above is carried out performance test, concrete test result such as table 1
Shown in.Wherein, contrast test is the light-duty conveying that general T PU light-type conveyer belt will be used to prepare with the present embodiment
Band carries out performance comparison test.
Table 1 contrast test tables of data
| Performance | Embodiment 1 | Embodiment 2 | Embodiment 3 | Duck conveyor belt |
| Peel off (room temperature) | 4.1N/mm | 4.2N/mm | 4.0N/mm | 4.5N/mm |
| Peel off (100 DEG C, 24h) | 4.0N/mm | 4.1N/mm | 3.8N/mm | 1.5N/mm |
| Peel off (100 DEG C, 120h) | 3.5N/mm | 3.7N/mm | 3.4N/mm | Without peeling off |
As can be seen from Table 1, the light-type conveyer belt heat resistance unskilled labor to be significantly better than that the present invention prepares
Conveyer belt prepared by skill.In the manufacture method of the food service industry heatproof light-duty TPU conveyer belt of the present invention, use
High temperature resistant glue and high temperature resistant polyurethane powder, heat resistance is greatly improved, and heatproof is at about 100 DEG C, it is possible to full
Conveying before and after foot flour-made food baking oven.Face fabric uses special polyester and cotton mixed goods, has good
Antistick characteristic, hygroscopicity, enable the article such as the dough cover of conveying, dough fast and effeciently to separate with conveyer belt.
Above example is used for illustrative purposes only, rather than limitation of the present invention, about the skill of technical field
Art personnel, without departing from the spirit and scope of the present invention, it is also possible to make various conversion or change.
Therefore, the technical scheme of all equivalents also should belong to scope of the invention, should be defined by the claims.
Claims (10)
1. a food service industry heatproof light-duty TPU conveyer belt, it is characterised in that described TPU conveyer belt by
Under supreme be made up of bottom fabric layer, the first priming coat, polyurethane laminating layer, the second priming coat and face fabric；
Described bottom fabric layer is polyester textile；Described face fabric warp-wise uses line density to be the PFY of 500D, latitude
To use 21S cotton yarn, 3 and 1, fabric warp-wise density is 45～55/inch, grain cross density be 45～
55/inch, weave uses 3/1 brokentwlllweave.
Food service industry heatproof the most according to claim 1 light-duty TPU conveyer belt, it is characterised in that institute
Stating bottom fabric layer warp-wise uses line density to be the PFY of 840D～1000D, broadwise use a diameter of 0.2～
The monofilament polyester of 0.3mm, fabric warp-wise density is 40～45/inch, and grain cross density is 20～25
/ inch, weave uses 1/1 plain weave
Food service industry heatproof the most according to claim 1 light-duty TPU conveyer belt, it is characterised in that institute
State the first priming coat be bottom fabric layer upper surface coat high temperature resistant glue form；Described high temperature resistant glue is poly-
Carbon type polyurethane glue, isocyanates firming agent and three component glue of butanone solvent composition.
Food service industry heatproof the most according to claim 3 light-duty TPU conveyer belt, it is characterised in that institute
Stating the weight ratio of carbon type polyurethane glue, isocyanates firming agent and butanone solvent in high temperature resistant glue is 100:
8～12:200～250.
Food service industry heatproof the most according to claim 1 light-duty TPU conveyer belt, it is characterised in that institute
State the second priming coat be top layer fabric lower surface coat high temperature resistant glue form；Described high temperature resistant glue is poly-
Carbon type polyurethane glue, isocyanates firming agent and three component glue of butanone solvent composition.
Food service industry heatproof the most according to claim 5 light-duty TPU conveyer belt, it is characterised in that institute
Stating the weight ratio of carbon type polyurethane glue, isocyanates firming agent and butanone solvent in high temperature resistant glue is 100:
8～12:200～250.
Food service industry heatproof the most according to claim 1 light-duty TPU conveyer belt, it is characterised in that institute
Stating polyurethane laminating layer is coating high-temperature-resistant thermoplastic polyurethane powder on the first priming coat, and 180～
Carry out thermal finalization at 200 DEG C to form.
Food service industry heatproof the most according to claim 7 light-duty TPU conveyer belt, it is characterised in that institute
Stating high-temperature-resistant thermoplastic polyurethane powder is poly-carbon type polyurethane powder.
9. the food service industry heatproof light-duty TPU conveyer belt as according to any one of claim 1～8
Manufacture method, it is characterised in that described method comprises the steps:
S1, face fabric are shaped；
S2, face fabric lower surface coat high temperature resistant glue, form the second priming coat；
S3, bottom fabric layer are shaped；
S4, bottom fabric layer upper surface coat high temperature resistant glue, form the first priming coat；
S5, on the first priming coat, coat high-temperature-resistant thermoplastic polyurethane powder, and carry out at 180～200 DEG C
Thermal finalization, forms polyurethane laminating layer；
S6, placement that the second priming coat of face fabric and the polyurethane laminating layer of bottom fabric layer are fitted face to face,
Under the conditions of Infrared Heating, laminating forms the heatproof light-duty TPU conveyer belt of two cloth one glue.
10. the manufacture method of food service industry heatproof light-duty TPU conveyer belt as claimed in claim 9, it is special
Levying and be, in step S6, the temperature of described Infrared Heating is 200～220 DEG C, and the time is 1.5～2min.
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| CN201610312465.XA CN105836372B (en) | 2016-05-12 | 2016-05-12 | A kind of light-duty TPU conveyer belts of food service industry heatproof and its manufacture method |
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| CN201610312465.XA CN105836372B (en) | 2016-05-12 | 2016-05-12 | A kind of light-duty TPU conveyer belts of food service industry heatproof and its manufacture method |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106609469A (en) * | 2016-12-01 | 2017-05-03 | 上海永利带业股份有限公司 | High-strength and high-wear-resistance light conveying belt for logistics industry and manufacturing method thereof |
| CN107815089A (en) * | 2017-10-13 | 2018-03-20 | 上海永利带业股份有限公司 | A kind of modified polyurethane film and its application |
| CN107938375A (en) * | 2017-12-22 | 2018-04-20 | 湖北金龙新材料股份有限公司 | A kind of processing method of the paste polyvinyl chloride cloth with thermoplastic polyurethane coating |
| CN108485237A (en) * | 2018-04-13 | 2018-09-04 | 无锡市顺晟工业制带有限公司 | Polyurethane base material permanence antistatic light-type conveyer belt and preparation method thereof |
| CN108501487A (en) * | 2018-04-13 | 2018-09-07 | 无锡市顺晟工业制带有限公司 | The light-type conveyer belt and preparation method thereof of the compound Teflon of polyurethane surface |
| CN108589312A (en) * | 2018-04-13 | 2018-09-28 | 无锡市顺晟工业制带有限公司 | Polyurethane base material high temperature resistant light-type conveyer belt and preparation method thereof |
| CN108715315A (en) * | 2018-03-23 | 2018-10-30 | 上海米莜凯自动化装备有限公司 | A kind of heat safe conveyer belt and its manufacturing process |
| CN109989136A (en) * | 2019-03-27 | 2019-07-09 | 江阴市斯强传动科技有限公司 | A kind of wool textile carding equipment Special belt and preparation method thereof |
| CN110616569A (en) * | 2019-10-22 | 2019-12-27 | 江苏奥斯达带业有限公司 | Anti-adhesion polyethylene light conveying belt and preparation method thereof |
| CN113715377A (en) * | 2021-08-26 | 2021-11-30 | 上海永利输送系统有限公司 | Method for manufacturing permanent antistatic light felt conveyer belt |
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| CN106609469B (en) * | 2016-12-01 | 2019-03-12 | 上海永利带业股份有限公司 | A kind of logistic industry high-strength, high-anti-friction light-type conveyer belt and its manufacturing method |
| CN107815089A (en) * | 2017-10-13 | 2018-03-20 | 上海永利带业股份有限公司 | A kind of modified polyurethane film and its application |
| CN107815089B (en) * | 2017-10-13 | 2020-11-10 | 上海永利带业股份有限公司 | Modified polyurethane film and application thereof |
| CN107938375A (en) * | 2017-12-22 | 2018-04-20 | 湖北金龙新材料股份有限公司 | A kind of processing method of the paste polyvinyl chloride cloth with thermoplastic polyurethane coating |
| CN108715315A (en) * | 2018-03-23 | 2018-10-30 | 上海米莜凯自动化装备有限公司 | A kind of heat safe conveyer belt and its manufacturing process |
| CN108485237A (en) * | 2018-04-13 | 2018-09-04 | 无锡市顺晟工业制带有限公司 | Polyurethane base material permanence antistatic light-type conveyer belt and preparation method thereof |
| CN108501487A (en) * | 2018-04-13 | 2018-09-07 | 无锡市顺晟工业制带有限公司 | The light-type conveyer belt and preparation method thereof of the compound Teflon of polyurethane surface |
| CN108589312A (en) * | 2018-04-13 | 2018-09-28 | 无锡市顺晟工业制带有限公司 | Polyurethane base material high temperature resistant light-type conveyer belt and preparation method thereof |
| CN109989136A (en) * | 2019-03-27 | 2019-07-09 | 江阴市斯强传动科技有限公司 | A kind of wool textile carding equipment Special belt and preparation method thereof |
| CN110616569A (en) * | 2019-10-22 | 2019-12-27 | 江苏奥斯达带业有限公司 | Anti-adhesion polyethylene light conveying belt and preparation method thereof |
| CN113715377A (en) * | 2021-08-26 | 2021-11-30 | 上海永利输送系统有限公司 | Method for manufacturing permanent antistatic light felt conveyer belt |
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