CN110802907A - Adjustable multilayer composite elastic plane conveyor belt and manufacturing method thereof - Google Patents
Adjustable multilayer composite elastic plane conveyor belt and manufacturing method thereof Download PDFInfo
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- CN110802907A CN110802907A CN201911130526.0A CN201911130526A CN110802907A CN 110802907 A CN110802907 A CN 110802907A CN 201911130526 A CN201911130526 A CN 201911130526A CN 110802907 A CN110802907 A CN 110802907A
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- 239000000806 elastomer Substances 0.000 claims description 30
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- 239000004433 Thermoplastic polyurethane Substances 0.000 claims description 13
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- 238000000034 method Methods 0.000 claims description 3
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- 230000003068 static effect Effects 0.000 description 3
- 229920003051 synthetic elastomer Polymers 0.000 description 3
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- 238000001816 cooling Methods 0.000 description 2
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- 238000004073 vulcanization Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/08—Interconnection of layers by mechanical means
-
- 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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B2038/0052—Other operations not otherwise provided for
- B32B2038/0076—Curing, vulcanising, cross-linking
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/04—4 layers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/24—All layers being polymeric
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
- B32B2307/21—Anti-static
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/51—Elastic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2433/00—Closed loop articles
- B32B2433/02—Conveyor belts
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- Engineering & Computer Science (AREA)
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Abstract
The invention provides an adjustable multilayer composite elastic plane conveyor belt which comprises an elastic conveying layer, an elastic connecting layer and an elastic transmission layer which are sequentially attached from top to bottom. When the elastic plane conveyor belt is manufactured, the elastic conveying layer, the elastic connecting layer and the elastic transmission layer are sequentially laminated from top to bottom to obtain a composite layer, then the composite layer is vulcanized, the pressure of a drum vulcanizer is 8-12 MPa, the temperature is 160-180 ℃, and the time is 8-12 min; the invention does not need to produce through a mould, reduces the difficulty of production management, saves the time and the cost of mould opening, shortens the production period and shortens the delivery date.
Description
Technical Field
The invention relates to the field of conveyor belts, in particular to an adjustable multilayer composite elastic plane conveyor belt and a manufacturing method thereof.
Background
The elastic plane conveyor belt is tensioned in the conveying mechanism through the self elasticity, and is suitable for the conveying mechanism without a conveyor belt tensioning assembly. The material of traditional elastic plane conveyer belt is natural rubber or synthetic rubber, consequently need produce through the mould, and different moulds need be made respectively to the elastic plane conveyer belt of different dimensions for mould quantity increases, has increased production management's complexity, and the die sinking time of mould is long, has prolonged the production cycle of elastic plane conveyer belt, has prolonged delivery date.
Disclosure of Invention
The present invention is directed to a multi-layer adjustable composite elastic flat belt conveyor that can simplify the production management and shorten the production cycle, so as to solve the problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a compound elasticity plane conveyer belt of adjustable multilayer, includes elasticity transport layer, elastic connection layer and the elastic transmission layer of laminating in proper order from top to bottom, elastic connection layer hot melt bonds between elasticity transport layer and elastic transmission layer.
Further, the elastic conveying layer is a first thermoplastic polyurethane elastomer film.
Furthermore, the elastic connecting layer is a second thermoplastic polyurethane elastomer film.
Furthermore, the elastic transmission layer is an antistatic PUR elastomer film I.
Further, the melting points of the elastic conveying layer and the elastic transmission layer are higher than the melting point of the elastic connecting layer.
Further, still include the elasticity antistatic layer, the laminating of elasticity antistatic layer is on elasticity transport layer.
Further, the elastic antistatic layer is an antistatic PUR elastomer film II.
Furthermore, the melting point of the elastic antistatic layer and the melting point of the elastic transmission layer are both higher than the melting point of the elastic conveying layer, and the melting points of the elastic conveying layer and the elastic connection layer are the same.
The invention also aims to provide a manufacturing method of the adjustable multilayer composite elastic plane conveyor belt, which comprises the following steps:
s1, sequentially attaching the elastic conveying layer, the elastic connecting layer and the elastic transmission layer from top to bottom to obtain a composite layer;
s2, vulcanizing the composite layer, wherein the pressure of a drum vulcanizer is 8-12 MPa, the temperature is 160-180 ℃, and the time is 8-12 min.
And after the composite layer subjected to the step S2 is cooled to room temperature, cutting the composite layer into required length and width according to working conditions to obtain a belt body, and finally connecting two ends of the belt body in the length direction to obtain a finished product.
The invention has the beneficial effects that:
compared with the traditional elastic plane conveyor belt, the invention does not need to produce through a mould, simplifies the production management, saves the mould opening time and cost, shortens the production period and shortens the delivery date.
Drawings
FIG. 1: a schematic structural diagram of a first embodiment of an adjustable multilayer composite elastic plane conveyor belt.
FIG. 2: a schematic structural diagram of a second embodiment of an adjustable multilayer composite elastic plane conveyor belt.
FIG. 3: a manufacturing flow chart of a finished product of an embodiment I of an adjustable multilayer composite elastic plane conveyor belt.
FIG. 4: an example table of manufacturing parameters of the first embodiment of the adjustable multilayer composite elastic plane conveyor belt.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
referring to fig. 1, the adjustable multilayer composite elastic plane conveyor belt comprises an elastic conveying layer 1, an elastic connecting layer 2 and an elastic transmission layer 3 which are sequentially attached from top to bottom, wherein the elastic connecting layer 2 is hot-melt bonded between the elastic conveying layer 1 and the elastic transmission layer 3, a finished product of the elastic plane conveyor belt is provided with two mutually connected end parts, and the two end parts are connected in an inclined plane grinding connection mode or a tooth connection mode.
Further, the thickness of the elastic conveying layer 1 is the same as that of the elastic connecting layer 2, and the thickness of the elastic transmission layer 3 is smaller than that of the elastic connecting layer 2.
Further, the elastic conveying layer 1 is a first thermoplastic polyurethane elastomer film.
Further, the elastic connecting layer 2 is a second thermoplastic polyurethane elastomer film.
The elastic connecting layer 2 plays a role in stable connection of the elastic conveying layer 1 and the elastic transmission layer 3, the finished product of the elastic plane conveyor belt can be installed for use only by stretching, and the elasticity of the thermoplastic polyurethane elastomer film II can prevent the finished product from cracking between the elastic conveying layer 1 and the elastic connecting layer 2 or between the elastic transmission layer 3 and the elastic connecting layer 2 in the stretching process.
Further, the elastic transmission layer 3 is an antistatic PUR elastomer film I. The first antistatic PUR elastomer film is formed by uniformly mixing a PUR elastomer and conductive carbon black, the first antistatic PUR elastomer film is crosslinked with the conductive carbon black to form a black conductive film, the black conductive film can prevent static from being generated, and the damage of a finished product of electrostatic breakdown generated by friction between the elastic transmission layer 3 and the conveying mechanism to a high-precision electronic product is avoided.
Furthermore, the melting points of the elastic conveying layer 1 and the elastic transmission layer 3 are higher than the melting point of the elastic connection layer 2, so that when the surface of the elastic connection layer 2 is melted, the elastic conveying layer 1 and the elastic transmission layer 3 can be prevented from being melted together, and the thickness of the elastic plane conveyor belt can be conveniently controlled.
Referring to fig. 1, in the first embodiment of the elastic planar transmission belt, the surface of the elastic transmission layer 1 facing away from the elastic connection layer 2 is provided with grains, and the surface of the elastic transmission layer 3 facing away from the elastic connection layer 2 is provided with grains.
Further, referring to fig. 2, the flexible transmission layer further includes an elastic antistatic layer 4, the elastic antistatic layer 4 is attached to the flexible transmission layer 1, and the thickness of the elastic antistatic layer 4 is the same as that of the flexible transmission layer 3.
Further, the elastic antistatic layer 4 is an antistatic PUR elastomer film two. The second antistatic PUR elastomer film and the first antistatic elastomer film are made of the same material, and similarly, the elastic antistatic layer 4 forms a black conductive film, so that the high-precision electronic product conveyed by the elastic antistatic layer is prevented from being protected by static, and the high-precision electronic product can be further prevented from being influenced by the static.
Further, the melting point of elastic antistatic layer 4 and elastic transmission layer 3 all is higher than the melting point on elasticity transport layer, and the melting point on elasticity transport layer 1 is the same with elastic connection layer 2, and the effect makes elasticity transport layer 1 and elastic connection layer 2 can melt the speed that realizes carrying out the hot melt between elastic antistatic layer 4, elasticity transport layer 1, elastic connection layer 2 and the elastic transmission layer 3 simultaneously.
Referring to fig. 2, in the second embodiment of the elastic planar transmission belt, the surface of the elastic antistatic layer 4 opposite to the elastic transport layer 1 is provided with grains, and the surface of the elastic transmission layer 3 opposite to the elastic connection layer 2 is provided with grains.
The tear resistance, wear resistance, aging resistance, low temperature resistance and the like of the first thermoplastic polyurethane elastomer film, the second thermoplastic polyurethane elastomer film, the first antistatic PUR elastomer film and the second antistatic PUR elastomer film are superior to those of natural rubber or synthetic rubber; and natural rubber or synthetic rubber is difficult to recycle, so that resource waste is easily caused, the first thermoplastic polyurethane elastomer film, the second thermoplastic polyurethane elastomer film, the first antistatic PUR elastomer film and the second antistatic PUR elastomer film all have thermoplastic properties, and other low-requirement polyester products can be processed by melting the highest melting point temperature of the first thermoplastic polyurethane elastomer film, the second thermoplastic polyurethane elastomer film, the first antistatic PUR elastomer film and the second antistatic PUR elastomer film to realize resource recycling, so that the polyester film is more environment-friendly.
A manufacturing method of an adjustable multilayer composite elastic plane conveyor belt comprises the following steps:
s1, sequentially attaching the elastic conveying layer 1, the elastic connecting layer 2 and the elastic transmission layer 3 from top to bottom to obtain a composite layer;
s2, vulcanizing the composite layer, heating the composite layer through a heating pipe under the pressure of 8-12 MPa in a drum vulcanizer at the temperature of 160-180 ℃ for 8-12 min; before the step S2, a drum vulcanizer is used for tensioning the composite layer to enable the composite layer to be in a stretched state, under the action of vulcanization, the elastic conveying layer 1, the elastic connecting layer 2 and the elastic transmission layer 3 are softened, meanwhile, under the action of steel belt pressure of the drum vulcanizer, the softened elastic conveying layer 1, the elastic connecting layer 2 and the elastic transmission layer 3 are fully attached to realize uniform thickness of the composite layer, meanwhile, through temperature and time control, the surface of the elastic conveying layer 1 is melted, the inner core part of the elastic conveying layer 1 is not melted, and at the moment, the upper surface and the lower surface of the elastic connecting layer 2 are respectively subjected to hot melting bonding with the elastic conveying layer 1 and the elastic transmission layer 3;
cooling the composite layer to room temperature to obtain a belt body, referring to fig. 4, sequentially cutting and tooth-jointing the belt body to obtain a finished product, wherein the cutting process comprises the steps of cutting the elastic plane conveyor belt into required length and width according to working conditions, and then respectively blanking two ends of the elastic plane conveyor belt in the length direction to form a first zigzag joint and a second zigzag joint which are mutually matched;
the process of tooth joint is as follows: firstly, placing a first zigzag connector and a second zigzag connector at two ends of the length direction of an elastic plane conveyor belt on a heating template of a hot press, splicing the first zigzag connector and the second zigzag connector, then respectively placing cushion belts with the same thickness as the elastic plane conveyor belt on two sides of the first zigzag connector and the second zigzag connector, finally carrying out hot pressing on the first zigzag connector and the second zigzag connector through a hot pressing head of the hot press to ensure that the surface of an elastic connecting layer 2 in a hot pressing area is melted and overflows between the first zigzag connector and the second zigzag connector to realize the connection of two ends of a belt body, then cooling the belt body to room temperature to obtain a finished product, wherein the heating template of the hot press is the same as the temperature of the hot pressing head, and the heating template of the hot press: and (3) hot pressing at 160-180 ℃ for 10-25 min, wherein the hot pressing pressure is 2-8 Mpa.
FIG. 4 illustrates an embodiment of the present invention in which three thickness dimensions correspond to respective manufacturing parameters.
Compared with the traditional elastic plane conveyor belt, the elastic plane conveyor belt does not need to be produced through a mold, so that the production management is simplified, the mold opening time and cost are saved, the production period is shortened, and the delivery date is shortened.
The technical scope of the present invention is not limited to the above embodiments, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical spirit of the present invention still fall within the technical scope of the present invention.
Claims (9)
1. The utility model provides a compound elasticity plane conveyer belt of adjustable multilayer which characterized in that: comprises an elastic conveying layer, an elastic connecting layer and an elastic transmission layer which are sequentially attached from top to bottom.
2. An adjustable multilayer composite elastic plane conveyor belt according to claim 1, characterized in that: the elastic conveying layer is a first thermoplastic polyurethane elastomer film.
3. An adjustable multilayer composite elastic plane conveyor belt according to claim 1, characterized in that: the elastic connecting layer is a second thermoplastic polyurethane elastomer film.
4. An adjustable multilayer composite elastic plane conveyor belt according to claim 1, characterized in that: the elastic transmission layer is an antistatic PUR elastomer film I.
5. An adjustable multilayer composite elastic plane conveyor belt according to claim 1, characterized in that: the melting points of the elastic conveying layer and the elastic transmission layer are higher than the melting point of the elastic connecting layer.
6. An adjustable multilayer composite elastic plane conveyor belt according to claim 1, characterized in that: still include the antistatic layer of elasticity, the antistatic layer laminating of elasticity is on the elasticity transport layer.
7. An adjustable multilayer composite elastic plane conveyor belt according to claim 6, characterized in that: and the elastic antistatic layer is an antistatic PUR elastomer film II.
8. An adjustable multilayer composite elastic plane conveyor belt according to claim 6, characterized in that: the melting point of elasticity antistatic layer and elasticity transmission layer all is higher than the melting point on elasticity transport layer, the melting point on elasticity transport layer and elastic connection layer is the same.
9. The method for manufacturing an adjustable multilayer composite elastic plane conveyor belt according to claim 1, characterized in that: the manufacturing method comprises the following steps:
s1, sequentially attaching the elastic conveying layer, the elastic connecting layer and the elastic transmission layer from top to bottom to obtain a composite layer;
s2, vulcanizing the composite layer, wherein the pressure of a drum vulcanizer is 8-12 MPa, the temperature is 160-180 ℃, and the time is 8-12 min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911130526.0A CN110802907A (en) | 2019-11-19 | 2019-11-19 | Adjustable multilayer composite elastic plane conveyor belt and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911130526.0A CN110802907A (en) | 2019-11-19 | 2019-11-19 | Adjustable multilayer composite elastic plane conveyor belt and manufacturing method thereof |
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| CN110802907A true CN110802907A (en) | 2020-02-18 |
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| CN201911130526.0A Pending CN110802907A (en) | 2019-11-19 | 2019-11-19 | Adjustable multilayer composite elastic plane conveyor belt and manufacturing method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2929337Y (en) * | 2006-05-25 | 2007-08-01 | 济南天齐特种平带有限公司 | Spring driving belt |
| 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 |
| CN211542717U (en) * | 2019-11-19 | 2020-09-22 | 东莞市东佶新材料制带科技有限公司 | Adjustable multilayer composite elastic plane conveyor belt |
-
2019
- 2019-11-19 CN CN201911130526.0A patent/CN110802907A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2929337Y (en) * | 2006-05-25 | 2007-08-01 | 济南天齐特种平带有限公司 | Spring driving belt |
| 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 |
| CN211542717U (en) * | 2019-11-19 | 2020-09-22 | 东莞市东佶新材料制带科技有限公司 | Adjustable multilayer composite elastic plane conveyor belt |
Non-Patent Citations (1)
| Title |
|---|
| 黎震: "机械制造基础", 华中科技大学出版社, pages: 103 * |
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Application publication date: 20200218 |