CN211894741U - Gum dipping canvas structure for heavy conveyer belt - Google Patents
Gum dipping canvas structure for heavy conveyer belt Download PDFInfo
- Publication number
- CN211894741U CN211894741U CN202020130796.3U CN202020130796U CN211894741U CN 211894741 U CN211894741 U CN 211894741U CN 202020130796 U CN202020130796 U CN 202020130796U CN 211894741 U CN211894741 U CN 211894741U
- Authority
- CN
- China
- Prior art keywords
- steel wire
- canvas
- warps
- layer
- glue layer
- 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
- 238000007598 dipping method Methods 0.000 title claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 51
- 239000010959 steel Substances 0.000 claims abstract description 51
- 239000003292 glue Substances 0.000 claims abstract description 39
- 238000009941 weaving Methods 0.000 claims abstract description 5
- 239000002390 adhesive tape Substances 0.000 claims abstract description 3
- 239000010410 layer Substances 0.000 claims description 62
- 239000012790 adhesive layer Substances 0.000 claims description 11
- 229920002302 Nylon 6,6 Polymers 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 6
- 229920000728 polyester Polymers 0.000 claims description 5
- 230000032683 aging Effects 0.000 abstract description 6
- 230000000149 penetrating effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 206010003549 asthenia Diseases 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Belt Conveyors (AREA)
Abstract
The utility model discloses a gumming canvas structure for a heavy conveyor belt, which comprises a middle glue layer, wherein a steel wire mesh framework is wrapped inside the middle glue layer, canvas layers are arranged at the upper part and the lower part of the middle glue layer, a cover glue layer covers the outer surface of the canvas layers, the cross section of the cover glue layer is of a rectangular structure, and the middle glue layer and the canvas layers are wrapped inside the rectangular structure by the cover glue layer; the steel wire mesh framework comprises a first steel wire and a second steel wire which are arranged vertically, the first steel wire and the second steel wire are respectively arranged in pairs in a group, each group comprises two steel wires which are arranged in parallel, and adjacent steel wires are alternately woven; the canvas layer comprises warps and wefts which are alternately woven, the warps comprise first warps and second warps, and the warps are formed by alternately weaving two first warps and two second warps from left; the utility model provides a gumming canvas structure which can improve the aging and bonding performance of the canvas; the impact resistance is improved, the tensile strength and the flexibility of the conveying belt are ensured, and the problem of the running of the adhesive tape is reduced.
Description
Technical Field
The utility model relates to a heavy type gumming canvas structure for conveyer belt belongs to weaving chemical industry technical field.
Background
At present, heavy conveyor belts are applied to various industrial fields with excellent performances such as wear resistance, corrosion resistance, long service life and the like.
The conventional gum dipping canvas for the heavy conveyor belt generally adopts a plain structure, and the defects of the plain structure are as follows: the interweaving times of the warp and the weft are large, so that the strength loss of the warp is large, the breaking strength is low, the adhesion with rubber is not firm enough, the finally manufactured conveying belt is easy to crease, the rubber layer is easy to fall off after the conveying belt runs for a long time, the adhesion performance is poor, and the aging performance is poor; in addition, the material has serious performance insufficiency in the aspects of impact resistance, tear resistance, creep elongation resistance and the like.
The prior art obviously has inconvenience and defects in practical use, so that improvement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the gumming canvas structure for the heavy conveyor belt is provided to improve the aging and bonding performance of the canvas; the impact resistance is improved, the tensile strength and the flexibility of the conveying belt are ensured, and the problem of the running of the adhesive tape is reduced.
For solving the technical problem, the utility model discloses a following technical scheme:
a gum dipping canvas structure for a heavy conveyor belt comprises an intermediate glue layer, wherein a steel wire mesh framework is wrapped inside the intermediate glue layer, canvas layers are symmetrically arranged on the upper portion and the lower portion of the intermediate glue layer, a cover glue layer covers the outer surface of each canvas layer, the cross section of each cover glue layer is of a rectangular structure, and the intermediate glue layer and the canvas layers are wrapped inside the rectangular structure by the cover glue layers; the steel wire mesh framework comprises a first steel wire and a second steel wire which are arranged vertically, the first steel wire and the second steel wire are respectively arranged in pairs in a group, each group comprises two steel wires which are arranged in parallel, and adjacent steel wires are alternately woven; the canvas layer comprises warps and wefts which are alternately woven, the warps comprise first warps and second warps, and the warps are two first warps and two second warps which are sequentially woven alternately from the left; and glue permeating holes arranged at equal intervals are formed between the warp and the weft.
Further, the diameters of the first steel wire and the second steel wire are the same, and the diameters are 1.2-2.0 mm.
Furthermore, the middle rubber layer is a heat-resistant rubber layer, and the thickness of the middle rubber layer is 3.0 mm.
Further, the first warp is polyester filament yarn, and the second warp is nylon 66 filament yarn; the weft is made of nylon 66 filaments.
Further, the cover glue layer is formed by dipping glue through a bath method; the cover rubber layer is made of common or heat-resistant rubber.
The utility model adopts the above technical scheme after, compare with prior art, have following advantage:
in the forming process of the cover glue layer, the gum dipping solution penetrates through the gum penetrating holes of the canvas layers to be fully bonded with the internal middle glue layer, so that the bonding and aging performance between the upper canvas layer and the lower canvas layer is greatly improved; the steel wire mesh framework which is alternately woven by steel wires in the middle adhesive layer improves the impact resistance of the conveyer belt, and the steel wire mesh framework and the middle adhesive layer are firmly combined and have excellent dynamic performance; the weft direction is completely composed of nylon 66 filaments, so that the anti-impact performance and the grooving performance are good, the warp direction adopts the matching weaving of the polyester filaments and the nylon 66 filaments, the tensile strength and the flexibility of the conveyer belt are ensured, the size stability of the conveyer belt is kept good by the matching of the canvas layer and the internal steel wire mesh framework, and the problem of the tape running can be greatly reduced; the utility model discloses the ageing performance of binding of gumming canvas obtains great improvement, and operates steadily, has fine economic benefits and wide market perspective.
The present invention will be described in detail with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic structural view of a steel wire mesh framework in the present invention;
FIG. 3 is a schematic structural view of a canvas layer in the present invention;
in the figure, 1-middle glue layer, 2-steel wire mesh framework, 21-first steel wire, 22-second steel wire, 3-canvas layer, 31-weft, 32-first warp, 33-second warp, 34-glue penetrating hole and 4-cover glue layer.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described with reference to the accompanying drawings.
Embodiment 1 gumming canvas structure for heavy conveyer belt
As shown in fig. 1, fig. 2 and fig. 3 jointly, the utility model provides a gumming canvas structure for heavy type conveyer belt, including middle glue film 1, the inside parcel of middle glue film 1 has wire net skeleton 2, and the upper and lower part of middle glue film 1 is equipped with symmetrical arrangement's canvas layer 3, and canvas layer 3's surface covers has the cap glue layer 4, and the cross-section of cap glue layer 4 is the rectangle structure, and cap glue layer 4 wraps up the inside of rectangle structure with middle glue film 1 and canvas layer 3.
The middle rubber layer 1 is a heat-resistant rubber layer and is 3.0mm thick.
The steel wire mesh framework 2 comprises a first steel wire 21 and a second steel wire 22, the first steel wire 21 and the second steel wire 22 are perpendicular to each other, the first steel wire 21 and the second steel wire 22 are respectively arranged in pairs and in groups, each group comprises two steel wires which are arranged in parallel, and adjacent steel wires are alternately woven; the first steel wire 21 and the second steel wire 22 have the same diameter, and the diameter is 1.2-2.0 mm.
The canvas layer 3 comprises warp and weft threads 31 which are alternately woven, the warp threads comprising a first warp thread 32 and a second warp thread 33; the first warp 32 is polyester filament yarn, and the second warp 33 is nylon 66 filament yarn; the warp yarns are alternately woven by two first warp yarns 32 and two second warp yarns 33 from the left; the weft 31 is made of nylon 66 filaments; glue penetrating holes 34 arranged at equal intervals are formed between the warp threads and the weft threads 31, and glue dipping liquid penetrates through the glue penetrating holes 34 to be bonded with the internal middle glue layer 1 in the forming process of the cover glue layer 4 conveniently, so that the middle glue layer 1 and the cover glue layer 4 are bonded fully.
The cover rubber layer 4 is formed on the surface of the canvas layer 3 through dip forming by a bath method, before the cover rubber layer 4 is formed, the canvas layer 3 needs to stay in a drying room at the temperature of 220 ℃ for 80S, so that sufficient reaction time and sufficient reaction heat of a dip solution and fibers of the canvas layer 3 are ensured, and the cover rubber layer 4 and the middle rubber layer 1 can be further bonded fully; the cover rubber layer 4 is made of common or heat-resistant rubber.
The utility model discloses a concrete theory of operation:
in the forming process of the cover rubber layer 4, the gum dipping solution penetrates through the gum penetration holes 34 of the canvas layers 3 to be fully bonded with the internal middle rubber layer 1, so that the bonding and aging performance between the upper canvas layer 3 and the lower canvas layer 3 is greatly improved; the steel wire mesh framework 2 alternately woven by steel wires in the middle adhesive layer 1 improves the impact resistance of the conveyer belt, and the steel wire mesh framework 2 is firmly combined with the middle adhesive layer 1, so that the dynamic performance is excellent; the weft direction is completely composed of nylon 66 filaments, so that the impact resistance and the grooving performance are good, the warp direction adopts the matching weaving of the polyester filaments and the nylon 66 filaments, the tensile strength and the flexibility of the conveyer belt are ensured, the size stability of the conveyer belt is kept good by the matching of the canvas layer 3 and the internal steel wire mesh framework 2, and the problem of the tape running can be greatly reduced;
the foregoing is illustrative of the best mode of the invention, and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The protection scope of the present invention is subject to the content of the claims, and any equivalent transformation based on the technical teaching of the present invention is also within the protection scope of the present invention.
Claims (5)
1. The utility model provides a heavy type gumming canvas structure for conveyer belt which characterized in that: the adhesive tape comprises a middle adhesive layer (1), a steel wire mesh framework (2) wraps the inside of the middle adhesive layer (1), canvas layers (3) which are symmetrically arranged are arranged on the upper portion and the lower portion of the middle adhesive layer (1), a cover adhesive layer (4) covers the outer surface of each canvas layer (3), the cross section of each cover adhesive layer (4) is of a rectangular structure, and the middle adhesive layer (1) and the canvas layers (3) are wrapped inside the rectangular structure by the cover adhesive layers (4); the steel wire mesh framework (2) comprises a first steel wire (21) and a second steel wire (22) which are perpendicular to each other, the first steel wire (21) and the second steel wire (22) are arranged in pairs and in groups respectively, each group comprises two steel wires which are arranged in parallel, and adjacent steel wires are alternately woven; the canvas layer (3) comprises warps and wefts (31) which are alternately woven, the warps comprise first warps (32) and second warps (33), and the warps are formed by alternately weaving two first warps (32) and two second warps (33) from left; and glue permeating holes (34) which are arranged at equal intervals are arranged between the warp and the weft (31).
2. The dipped canvas structure for a heavy conveyor belt according to claim 1, wherein: the first steel wire (21) and the second steel wire (22) have the same diameter, and the diameter is 1.2-2.0 mm.
3. The dipped canvas structure for a heavy conveyor belt according to claim 1, wherein: the middle rubber layer (1) is a heat-resistant rubber layer and is 3.0mm thick.
4. The dipped canvas structure for a heavy conveyor belt according to claim 1, wherein: the first warp (32) is polyester filament yarn, and the second warp (33) is nylon 66 filament yarn; the weft (31) is made of nylon 66 filaments.
5. The dipped canvas structure for a heavy conveyor belt according to claim 1, wherein: the cover glue layer (4) is formed by dipping glue through a bath method; the cover rubber layer (4) is made of common or heat-resistant rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020130796.3U CN211894741U (en) | 2020-01-20 | 2020-01-20 | Gum dipping canvas structure for heavy conveyer belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020130796.3U CN211894741U (en) | 2020-01-20 | 2020-01-20 | Gum dipping canvas structure for heavy conveyer belt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211894741U true CN211894741U (en) | 2020-11-10 |
Family
ID=73303326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020130796.3U Expired - Fee Related CN211894741U (en) | 2020-01-20 | 2020-01-20 | Gum dipping canvas structure for heavy conveyer belt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211894741U (en) |
-
2020
- 2020-01-20 CN CN202020130796.3U patent/CN211894741U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201110 Termination date: 20220120 |