CN207209168U - A kind of TPU light-type conveyer belts - Google Patents
A kind of TPU light-type conveyer belts Download PDFInfo
- Publication number
- CN207209168U CN207209168U CN201721166345.XU CN201721166345U CN207209168U CN 207209168 U CN207209168 U CN 207209168U CN 201721166345 U CN201721166345 U CN 201721166345U CN 207209168 U CN207209168 U CN 207209168U
- Authority
- CN
- China
- Prior art keywords
- tpu
- layer
- melt adhesive
- hot melt
- adhesive films
- 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.)
- Expired - Fee Related
Links
Landscapes
- Manufacturing Of Multi-Layer Textile Fabrics (AREA)
- Laminated Bodies (AREA)
Abstract
The utility model discloses a kind of TPU light-type conveyer belts, including conveying base fabric, covered with TPU hot melt adhesive films in the conveying base fabric, covered with superficial layer on the TPU hot melt adhesive films, it is combined with each other between the conveying base fabric, TPU hot melt adhesive films and superficial layer by way of high temperature hot pressing.The utility model has the advantages that：This TPU light-type conveyer belts use the adhesive of cleanliness without any pollution, production process free of contamination purpose simple so as to reach technique.
Description
Technical field
A kind of light-type conveyer belt is the utility model is related to, more particularly to a kind of TPU light-type conveyer belts.
Background technology
With the fast development of industrial technology, requirement of the people to environmental protection steps up.In the in the market of light-type conveyer belt,
Traditional PVC conveyer belts are gradually substituted superseded because it pollutes the problem of larger by TPU conveyer belts.At present, in the market
The preparation method of TPU light-type conveyer belts is usually that glue is coated in base fabric, and then glue is dried, and is volatilized to prevent glue
Pollution is produced to surrounding environment.Finally, the compound TPU layer in base fabric.
Notification number is that CN103723438B Chinese patent discloses a kind of wear-resisting compound TPU conveyer belts and its making side
Method, including fabric.The preparation method of TPU conveyer belts is：In fabric coated on both sides glue, and in fabric backing coating nylon layer,
Roll TPU layer in fabric face.In calender line, the temperature of TPU layer is maintained at 160-180 DEG C.Finally, pressed in TPU layer
Finished product is obtained after prolonging nylon layer.This TPU conveyer belts improve the anti-wear performance on conveyer belt top layer, and improve TPU layer with knitting
The adhesive property of thing.
But this TPU conveyer belts are bonded TPU layer and fabric by the use of glue as adhesive.Glue has to environment
Certain contaminative, and the complex process of glue is coated, equipment investment is big.Led if the conveyor application is conveyed in food
The additive such as domain, the plasticiser and curing agent that contain in glue has certain toxicity, contaminated food products.
Utility model content
The purpose of this utility model is to provide a kind of TPU light-type conveyer belts.This TPU light-type conveyer belts are using cleaning without dirt
The adhesive of dye, production process free of contamination purpose simple so as to reach technique.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of light-duty conveyings of TPU
Band, including conveying base fabric, covered with TPU hot melt adhesive films in the conveying base fabric, covered with surface on the TPU hot melt adhesive films
Layer, it is combined with each other between the conveying base fabric, TPU hot melt adhesive films and superficial layer by way of high temperature hot pressing.
After above-mentioned technical proposal, above-mentioned conveying base fabric, TPU hot melt adhesive films, superficial layer are arranged in order, and led to
Cross hot pressing mode bonding.During high temperature hot pressing, TPU hot melt adhesive film melted by heat, close to the side of superficial layer in surface
Layer bonding, opposite side and conveying base fabric bonding.Superficial layer and conveying base fabric are bonded together by TPU hot melt adhesive films, are not required to
To be bonded using glue, reach the free of contamination purpose of production process.In addition, it is not necessary that make glue, simple production process.
The utility model is further arranged to：The superficial layer is TPU layer, and the thickness of TPU layer is more than TPU hot melt adhesive films
Thickness.
After above-mentioned technical proposal, superficial layer is arranged to TPU layer, TPU layer and the material phase of TPU hot melt adhesive films
Together so that when TPU hot melt adhesive films melt, preferably can be combined with TPU layer, so as to ensure that TPU layer bonds with TPU hot melt adhesive films
It is better.TPU layer is because it is free of poisonous and harmful substance, so as to which the food prevented with TPU layer directly contacts is contaminated.Its
In, the thickness of TPU layer is more than the thickness of TPU hot melt adhesive films so that in high temperature hot pressing, TPU hot melt adhesive films melt prior to TPU layer
Change, ensure on the premise of TPU layer is not damaged, TPU hot melt adhesive films preferably can exist TPU layer and conveying base fabric close adhesion
Together.
The utility model is further arranged to：The temperature of the high temperature hot pressing is 110-120 DEG C.
After above-mentioned technical proposal, in general, disclose in the prior art in hot pressing, the temperature of TPU layer
Spend for 160-180 DEG C.At such a temperature, TPU layer is relatively easy to deformation fusing.But need to keep the temperature in the prior art,
Nylon layer and TPU layer close adhesion can be ensured.Also, the water evaporation rate at such a temperature in glue is very fast, ensure
Binding speed is very fast, prevents the moisture evaporation in glue, pollutes environment.And utilize the bonding of TPU hot melt adhesive films, it is not necessary to by temperature
It is maintained at 160-180 DEG C of level.At a temperature of 120-130 DEG C, TPU hot melt adhesive films can just melt and play the work of bonding
With, and TPU hot melt adhesive films are compared to glue, its mobility is poor, and TPU hot melt adhesive films can be prevented from conveying base fabric and TPU
Leakage is flowed out between layer.Above-mentioned setting has reached the saving energy, free of contamination purpose.
The utility model is further arranged to：Polypropylene fibre layer is additionally provided between superficial layer and the TPU hot melt adhesive film, it is described
Identical TPU hot melt adhesive films are provided between polypropylene fibre layer and superficial layer.
After above-mentioned technical proposal, by this it is used for conveyer belt when food is conveyed, it is necessary to by the conveying belt tension,
Ensure that course of conveying is steadily carried out.In this process, the tension force that conveyer belt is subject to is larger, defeated after much time using
The problems such as sending band to deform, be broken.Therefore, the elasticity having by setting polypropylene fibre layer using polypropylene fibre and stretch-proof
Ability, during tensioning, because conveyer belt is flexible, it is not easy so as to ensure conveyer belt during tensioning because tension force is big
And it is broken.
The utility model is further arranged to：The polypropylene fibre layer is network structure.
After above-mentioned technical proposal, network structure has the characteristics of good heat dissipation effect.In conveyer belt delivery temperature
During higher food, by the way that polypropylene fibre layer is arranged into network structure, the heat that food is easily passed to conveyer belt passes through third
Synthetic fibre layer is entered in conveying base fabric, and the stomata being covered with by conveying in base fabric is dispersed into air.Above-mentioned setting improves defeated
The heat-sinking capability of band is sent, so as to improve the heat resistance of conveyer belt.
In summary, the utility model has the advantages that：
1st, by setting the settings of TPU hot melt adhesive films so that the connection between TPU layer and conveying base fabric is more close, and
And TPU hot melt adhesive films are compared to glue, it has the characteristics of pollution-free, simple production process；
2nd, it is 120-130 DEG C by setting temperature, 160-180 DEG C of the prior art that compares, saves the energy and can be with
Prevent TPU layer deformation fusing；
3rd, by setting netted polypropylene fibre layer, the elasticity and heat-sinking capability of conveyer belt are improved.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment 1；
Fig. 2 is the structural representation of embodiment 2；
Fig. 3 is the structural representation of the polypropylene fibre layer in embodiment 2.
Reference：1st, base fabric is conveyed；2nd, TPU hot melt adhesive films；3rd, TPU layer；4th, polypropylene fibre layer.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Embodiment 1：
As shown in figure 1, a kind of TPU light-type conveyer belts, including conveying base fabric 1.TPU PURs are provided with conveying base fabric 1
Film 2, TPU layer 3 is provided with TPU hot melt adhesive films 2.Pass through high temperature between conveying base fabric 1, TPU hot melt adhesive films 2, the three of TPU layer 3
The mode of hot pressing is bonded together.By above-mentioned setting, it is compared to and bonds conveying base fabric 1 and TPU layer 3 using glue.It is this
Bonding mode can be reduced to be polluted caused by glue volatilization, and need not specially go to produce glue, reduces technical process.
Due to belonging to phase same material between TPU layer 3 and TPU hot melt adhesive films 2, bonding when its bonding effect more preferably.
Optimization, the temperature of high temperature hot pressing is 110-120 DEG C.At such a temperature, it is compared to 160- of the prior art
180 DEG C, on the one hand reach the purpose for saving the energy；On the other hand, it can prevent too high temperature from causing the deformation melting of TPU layer 3.
Optimization, the thickness of TPU layer 3 is more than the thickness of TPU hot melt adhesive films 2.In general, the thickness of TPU layer 0.5mm with
On, and its thickness can be changed according to the field of different application.The thickness of TPU hot melt adhesive films facilitates TPU hot in 0.1-0.2mm
Melten gel film melts.During high temperature hot pressing, because the thickness of TPU layer 3 is larger so that TPU layer 3 is compared to TPU hot melts
Glued membrane 2, the temperature that it melts are higher.And the thickness of TPU hot melt adhesive films 2 is small, melted at 120-130 DEG C, so as to play bonding TPU
Layer 3 and the purpose of conveying base fabric 1.
The preparation method of the TPU light-type conveyer belts is as follows：
Step 1：TPU layer 3 is made in TPU raw materials by way of being cast and processing；
Step 2：TPU hot melt adhesive films 2 are made again by the mode of curtain coating processing；
Step 3：TPU layer 3, TPU hot melt adhesive films 2 and conveying base fabric 1 are sequentially overlapped, and carried out at 120-130 DEG C
TPU light-type conveyer belts are made in high temperature hot pressing.
Embodiment 2：
As shown in Figure 2 and Figure 3, the difference with embodiment 1 is：Also set up between TPU layer 3 and TPU hot melt adhesive films 2
There is polypropylene fibre layer 4, identical TPU hot melt adhesive films 2 are provided between polypropylene fibre layer 4 and TPU layer 3.Under high temperature hot pressing, 4 liang of polypropylene fibre layer
The TPU hot melt adhesive films 2 on side melt, so as to which polypropylene fibre layer 4 and TPU layer 3 and conveying base fabric 1 are mutually glued together.Pass through setting
Polypropylene fibre layer 4 so that TPU light-type conveyer belts have preferably elasticity, prevent during tensioning because overtension causes TPU light
The deformation of type conveyer belt, fracture.
Optimization, polypropylene fibre layer 4 is network structure.By the way that polypropylene fibre layer 4 is arranged into network structure, it is light-duty defeated to improve TPU
Send the heat-sinking capability of band so that TPU light-type conveyer belts can pass through the network structure of polypropylene fibre in the higher food of delivery temperature
Quick heat radiating.
Step three in the preparation method of TPU light-type conveyer belts in embodiment 1 is changed to：By TPU layer 3, TPU PURs
Film 2, polypropylene fibre layer 4, TPU hot melt adhesive films 2 and conveying base fabric 1 are sequentially overlapped, and are carried out high temperature hot pressing at 120-130 DEG C and be made
TPU light-type conveyer belts.
Claims (5)
1. a kind of TPU light-type conveyer belts, including conveying base fabric (1), it is characterized in that：Covered with TPU heat on the conveying base fabric (1)
Melten gel film (2), covered with superficial layer, conveying base fabric (1), TPU hot melt adhesive films (2) and the table on the TPU hot melt adhesive films (2)
It is combined with each other between surface layer by way of high temperature hot pressing.
2. a kind of TPU light-type conveyer belts according to claim 1, it is characterized in that：The superficial layer is TPU layer (3), and
The thickness of TPU layer (3) is more than the thickness of TPU hot melt adhesive films (2).
3. a kind of TPU light-type conveyer belts according to claim 2, it is characterized in that：The temperature of the high temperature hot pressing is 110-
120℃。
4. a kind of TPU light-type conveyer belts according to claim 1, it is characterized in that：The superficial layer and TPU hot melt adhesive films
(2) polypropylene fibre layer (4) is additionally provided between, the polypropylene fibre layer (4) is provided with identical TPU hot melt adhesive films (2) between superficial layer.
5. a kind of TPU light-type conveyer belts according to claim 4, it is characterized in that：The polypropylene fibre layer (4) is network structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721166345.XU CN207209168U (en) | 2017-09-11 | 2017-09-11 | A kind of TPU light-type conveyer belts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721166345.XU CN207209168U (en) | 2017-09-11 | 2017-09-11 | A kind of TPU light-type conveyer belts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207209168U true CN207209168U (en) | 2018-04-10 |
Family
ID=61824393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721166345.XU Expired - Fee Related CN207209168U (en) | 2017-09-11 | 2017-09-11 | A kind of TPU light-type conveyer belts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207209168U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2017
- 2017-09-11 CN CN201721166345.XU patent/CN207209168U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107472804A (en) | A kind of TPU light-type conveyer belts and preparation method thereof | |
| JP2017503693A5 (en) | ||
| US6994209B2 (en) | Conveyor belt with a polymer surface coating containing an antimicrobial additive | |
| KR101857982B1 (en) | Device of joining flat type Attachment of the same kind or different kind materials using moisture-curable adhesive and this bonding method | |
| CN204351391U (en) | A kind of coextrusion mold edge band and edge sealing sheet material | |
| CN207209168U (en) | A kind of TPU light-type conveyer belts | |
| CN103506250B (en) | A kind of paperless hot melting coating and technique | |
| DE602006021164D1 (en) | Polymer film with improved antibacterial properties and method of preparation | |
| CN108659726A (en) | A kind of height for CNC cuttings glues PE protective films and preparation method thereof | |
| GB0803027D0 (en) | Bonding apparatus | |
| WO2020141866A3 (en) | Thermally bondable multi-layered composite film for manufacturing outdoor clothing, and method for manufacturing same | |
| CN107457952A (en) | High intensity fabric complex method and preparation facilities | |
| FI20021078A (en) | Process and plant for the production of disc-like fiber-reinforced products | |
| CN102127381B (en) | Traceless adhesive, and traceless free sticker prepared from same | |
| CN201217291Y (en) | Bottomless coating agent biaxial tension polypropylene precoating film | |
| CN205555668U (en) | Adhesive tape dust removing production line | |
| CN207016700U (en) | A kind of multilayer two-sided tape | |
| CN108705844B (en) | Equipment for producing self-adhesive bubble film for packaging | |
| CN206880158U (en) | A kind of seamless suture texture for clothes | |
| CN209010447U (en) | A kind of heat-resisting automobile black tape of bloom | |
| CN209242981U (en) | A kind of color printing film Self-adhesive | |
| KR20010014724A (en) | Thin film having a reactive adhesive interrupted on the surface there of and the process for preparing it | |
| CN206186504U (en) | High strength surface fabric preparation facilities | |
| CN103640285B (en) | The manufacture method of half finished rubber type cloth insertion sheet | |
| JP2014234514A5 (en) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180410 Termination date: 20190911 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |