CN107553946B - Energy-saving steel cable traction conveying belt and manufacturing method thereof - Google Patents
Energy-saving steel cable traction conveying belt and manufacturing method thereof Download PDFInfo
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- CN107553946B CN107553946B CN201710675439.8A CN201710675439A CN107553946B CN 107553946 B CN107553946 B CN 107553946B CN 201710675439 A CN201710675439 A CN 201710675439A CN 107553946 B CN107553946 B CN 107553946B
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Abstract
The invention discloses an energy-saving steel cable rope traction conveyor belt which comprises an upper covering rubber layer positioned on the upper part, a lower covering rubber layer positioned on the lower part, a steel wire mesh positioned in the middle part and a belt core adhered with the steel wire mesh, wherein the steel wire mesh is divided into two layers, the steel wire mesh is a copper-plated steel wire mesh, upper lug rubbers are arranged on the upper covering rubber layer at intervals, and lower lug rubbers are arranged below the lower covering rubber layer at intervals.
Description
Technical Field
The invention relates to the technical field of conveying belts, in particular to an energy-saving steel cable traction conveying belt and a manufacturing method thereof.
Background
The whole plane that is of current conveyer belt, the delivery material is few, takes the weight, and is not energy-conserving, and reinforcing material adopts the square billet, adopts the sheet rubber to fill between the square billet. The side billet need brush after the sand blasting treatment division mulroche, the side can with the rubber laminating, canvas is used for cladding and fixed side billet about the side billet, easy nest gas between square billet and the side billet in the manufacturing process, the interval is difficult to control, the defect is many, the quality is difficult to guarantee, follow-up improvement is that the side billet is the mesh grid, adopt the calender calendering, later with cover from top to bottom glue direct cladding, production efficiency has been handed traditional structure and has been promoted greatly, nevertheless adopt the structure of weaving side billet and horizontal cotton rope, there is the shortcoming equally: first at first square billet needs the sandblast before weaving, the processing of polishing, later carry out the square billet and weave, because the square billet is square structure, and the long wide size of square billet is big, adopt the direct rubberizing of calender to exist equally and nest gas scene, and square billet itself is straight, the conveyer belt after the preparation is the plane, it is few to bear the weight of the material, easily spill the material, including the big flexibility of the rigidity of square billet itself is poor, the whole bending fatigue performance who crosses the roller of conveyer belt is poor, short service life, it is high to synthesize the cost.
Disclosure of Invention
The invention aims to provide an energy-saving steel cable traction conveyor belt and a manufacturing method thereof, and solves the technical problems that the conveyor belt in the prior art is easy to tear, high in manufacturing cost and poor in flexibility.
The utility model provides an energy-conserving steel hawser pulls conveyer belt, covers the glue film, is located the lower steel wire net at middle part and rather than the adhesive tape core on the lower part of covering the glue film on being located upper portion, being located the lower part, the steel wire net is two-layer, and the steel wire net is copper-plated steel wire net, it is provided with the ear glue to go up the interval on the glue film of covering, the interval is provided with down the ear glue down below the overburden.
On the basis of the technical scheme, the invention can be further improved as follows:
furthermore, the belt core is arc-shaped and is two-layered, and the conveyor belt has the advantages that the pre-grooving performance is realized, the loading capacity of materials can be increased, and the materials are not easy to spill.
Further, the height that highly is less than the upper ear and glues the inboard height in the outer side is glued to the upper ear, the height that highly is higher than the upper ear and glues the inboard height in the outer side is glued to the lower ear, and the beneficial effect who adopts this step is because material self weight when loading, and certain deformation can take place for the conveyer belt, and the ear glues different heights, can play the effect that blocks hawser and take off the groove, and conveyer belt self weight has a decurrent pressure during same return stroke, plays the stationarity that blocks the operation after the effect assurance loading and uninstallation equally.
A manufacturing method of an energy-saving steel cable traction conveying belt comprises the following steps:
s1: after the rubber compound passes through an extruder, the rubber compound is prepared into the gutta percha, then passes through a cooling water tank and a separant tank, and finally is stored for later use;
s2: adopting an extrusion lamination molding process to laminate and mold the steel mesh, the cover glue and the core glue to prepare a semi-finished product, laminating the semi-finished product, and then forming a belt blank through cold press molding;
s3: attaching the lug glue in the step S1 to the two sides of the belt blank in the step S3, and then feeding the belt blank into a vulcanizing machine for vulcanization to obtain a product;
s4: and (5) detecting the product in the step S4 to finally obtain a qualified finished product.
The extrusion lamination molding process in the step S2 includes: the cover rubber sheet is extruded from the upper extruder, the core rubber sheet is extruded from the lower extruder, the steel mesh is hung on the hanging frame positioned between the upper extruder and the lower extruder, and then the extrusion, the lamination and the molding are directly carried out.
Wherein the cold press molding time in the step S2 is 1-3min, and the pressure is 5-6 MPa.
Wherein, the working temperature of the vulcanizer in the step S3 is 100-150 ℃, the time is 30-45min, and the pressure is 10-15 MPa.
Wherein the diameter of the steel wire mesh in the step S2 is 1.0-1.3mm, and the structure is 3 × 0.6mm-3 × 0.65 mm.
The detection in step S4 includes static detection and dynamic detection, the static detection is performed by a servo tensile testing machine, the dynamic detection is to place a weight on the product, transport the product, record the displacement curve of the weight in each time period, and cut off the product portion with large displacement offset.
The invention has the beneficial effects that:
the invention relates to an energy-saving steel cable rope traction conveying belt, which is characterized in that a rigid layer is respectively added between a bonding layer and upper and lower cover glue layers to replace a traditional square steel bar as a rigid layer, the weight of the two rigid layers is lower than that of the square steel bar, the belt body is light and energy-saving, the rigid layer adopts a mesh structure of a steel wire mesh, an upper covering layer, a lower covering layer and the bonding layer can be directly formed at one time, secondary pollution is reduced, the traditional square steel bar is replaced to be singly laid, rubber is filled between the two rigid layers, a belt core is coated by an adhesive tape, the upper covering layer and the lower covering layer are covered, the gap cannot be ensured, the productivity of the.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural view of an energy-saving steel cable traction conveyor belt according to an embodiment of the present invention;
reference numerals:
1-covering a glue layer; 2-covering a glue layer; 3-steel wire mesh; 4-belt core; 5-supra-aural glue; 6-lower ear glue.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the energy-saving steel cable rope traction conveyor belt provided by the invention comprises an upper covering rubber layer 1 positioned on the upper part, a lower covering rubber layer 2 positioned on the lower part, a steel wire mesh 3 positioned in the middle part and a belt core 4 adhered to the steel wire mesh, wherein the steel wire mesh 3 is divided into two layers, the steel wire mesh 3 is a copper-plated steel wire mesh, upper lug rubbers 5 are arranged on the upper covering rubber layer 1 at intervals, and lower lug rubbers 6 are arranged below the lower covering rubber layer 2 at intervals.
The belt core 4 is arc-shaped, the belt cores are two layers, the existing conveying belt is generally planar, and the scattering is easy to occur.
Wherein, the height that highly is less than the 5 inboard heights of upper ear glue in the 5 outsides of upper ear, the height that highly is higher than 5 inboard heights of upper ear glue in the 6 outsides of lower ear glue, because when loading because material self weight, certain deformation can take place for the conveyer belt, and the different height of ear glue can play the effect that blocks hawser and take off the groove, and conveyer belt self weight has a decurrent pressure during same return stroke, plays the stationarity that blocks the operation after the effect assurance loading and uninstallation equally.
A manufacturing method of an energy-saving steel cable traction conveying belt comprises the following steps:
s1: after the rubber compound passes through an extruder, the rubber compound is prepared into the gutta percha, then passes through a cooling water tank and a separant tank, and finally is stored for later use;
s2: adopting an extrusion lamination molding process to laminate and mold the steel mesh, the cover glue and the core glue to prepare a semi-finished product, laminating the semi-finished product, and then forming a belt blank through cold press molding;
s3: attaching the lug glue in the step S1 to the two sides of the belt blank in the step S3, and then feeding the belt blank into a vulcanizing machine for vulcanization to obtain a product;
s4: and (5) detecting the product in the step S4 to finally obtain a qualified finished product.
The extrusion lamination molding process in the step S2 includes: the cover rubber sheet is extruded from the upper extruder, the core rubber sheet is extruded from the lower extruder, the steel mesh is hung on the hanging frame positioned between the upper extruder and the lower extruder, and then the extrusion, the lamination and the molding are directly carried out.
Wherein the cold press molding time in the step S2 is 1-3min, and the pressure is 5-6 MPa.
Wherein, the working temperature of the vulcanizer in the step S3 is 100-150 ℃, the time is 30-45min, and the pressure is 10-15 MPa.
Wherein the diameter of the steel wire mesh in the step S2 is 1.0-1.3mm, the structure is 3 x 0.6mm-3 x 0.65mm, the invention adopts copper-plated steel wires with the diameter of 0.6mm-0.65mm, and 3 strands are wound into one strand.
The detection in the step S4 includes static detection and dynamic detection, the static detection is performed by a servo tensile testing machine, the dynamic detection is to place a weight on the product, transport the product, record the displacement curve of the weight in each time period, and cut off the product part with large displacement offset; the static test is that a tensile machine sets a load to be 74.5kgf, loads a load on the middle part of the conveying belt after supporting two sides of the conveying belt, and then tests the descending displacement (namely the deformation of the conveying belt) of the conveying belt under the load condition; the dynamic detection is to place a dynamic load on a product, the mass of the dynamic load is 1.1 times of that of a static load, the dynamic load is transported, the displacement of the conveyer belt under the dynamic load at intervals of every 0.1m is recorded to form a displacement curve, and the rigidity uniformity of the whole conveyer belt can be represented by looking up the displacement curve. The deviation of displacement amount of every 0.1m is not more than 10mm, and if the deviation of displacement exceeds 10mm, the area needs to be cut off.
The invention is improved aiming at the prior traction conveying conveyer belt: (1) the conveyer belt is arc-shaped, is not plane-shaped, has pre-grooving performance, can increase the loading capacity of materials and is not easy to scatter materials;
(2) the invention adopts the integrally woven copper-plated rigid net with the spacing of 2.5-3.8mm and the copper-plated steel wire rope structure of 3 x 0.6-3 x 0.65mm, adopts the upper and lower layers of copper-plated steel wires to provide the rigidity of the original square steel bar, and the thickness of the two layers of steel nets is only 2.0-2.6mm and is far lower than that of the square steel bar;
(3) the invention adopts the process of extruding, laminating and molding the steel meshes, the cover glue and the core glue in a consistent manner, the distance between the steel meshes is uniform, two layers of steel meshes which are compounded with the cover glue and the core glue are subjected to cold pressing in a cold pressing molding device, the two layers of steel meshes are ensured to be aligned and then are subjected to cold pressing under the action of pressure to form a base band, so that the steel meshes are assembled in a pot for vulcanization after the lug glue is applied in the vulcanization process;
(4) after vulcanization, the rubber fully permeates into the copper-plated steel wires, so that the bending performance of the steel wires passing through the roller is reduced, a buffering effect is achieved, the service life is prolonged, and at least more than 10 years are achieved;
(5) the energy-saving long-distance conveying belt adopting the copper-plated steel wire rope structure has the advantages of light belt body, energy conservation, mechanical connection by belt buckles in sections, capability of reaching more than 10Km, wide prospect in long-distance material conveying, and average saving of electricity charge by more than 25%.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (4)
1. A manufacturing method of an energy-saving steel cable rope traction conveyor belt is used for manufacturing the energy-saving steel cable rope traction conveyor belt and is characterized by comprising the following steps:
s1: after the rubber compound passes through an extruder, the rubber compound is prepared into the gutta percha, then passes through a cooling water tank and a separant tank, and finally is stored for later use;
s2: adopting an extrusion lamination molding process to laminate and mold the steel mesh, the cover glue and the core glue to prepare a semi-finished product, laminating the semi-finished product, and then forming a belt blank through cold press molding;
s3: attaching the lug glue in the step S1 to the two sides of the belt blank in the step S3, and then feeding the belt blank into a vulcanizing machine for vulcanization to obtain a product;
s4: detecting the product obtained in the step S4 to obtain a qualified finished product;
the extrusion lamination molding process in the step S2 includes: the cover rubber sheet is extruded from the upper extruder, the core rubber sheet is extruded from the lower extruder, the steel mesh is hung on the hanging frame positioned between the upper extruder and the lower extruder, and then the extrusion, lamination and molding are directly carried out;
wherein the cold press molding time in the step S2 is 1-3min, and the pressure is 5-6 MPa;
wherein, an energy-conserving steel hawser pulls conveyer belt includes: the steel wire mesh is divided into two layers, the steel wire mesh is a copper-plated steel wire mesh, upper lug glue is arranged on the upper covering glue layer at intervals, and lower lug glue is arranged below the lower covering layer at intervals;
the belt core is arc-shaped and is divided into two layers;
the height of the outer side of the upper ear rubber is lower than that of the inner side of the upper ear rubber, and the height of the outer side of the lower ear rubber is higher than that of the inner side of the upper ear rubber.
2. The method as claimed in claim 1, wherein the temperature of the vulcanizer in step S3 is 150 ℃ for 30-45min, and the pressure is 10-15 MPa.
3. The method as claimed in claim 2, wherein the wire mesh in step S2 has a diameter of 1.0-1.3mm and a structure of 3 x 0.6mm-3 x 0.65 mm.
4. The method as claimed in claim 2, wherein the step S4 includes static detection and dynamic detection, the static detection is performed by a servo tensile testing machine, the dynamic detection is performed by placing weight on the product, transporting the product, recording the displacement curve of the weight, and cutting off the product with large displacement deviation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710675439.8A CN107553946B (en) | 2017-08-09 | 2017-08-09 | Energy-saving steel cable traction conveying belt and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710675439.8A CN107553946B (en) | 2017-08-09 | 2017-08-09 | Energy-saving steel cable traction conveying belt and manufacturing method thereof |
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| CN107553946A CN107553946A (en) | 2018-01-09 |
| CN107553946B true CN107553946B (en) | 2020-12-04 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2358029Y (en) * | 1998-06-04 | 2000-01-12 | 徐和平 | Copper-coated or zinc-coated steel wire net conveyer band |
| CN103204349B (en) * | 2012-01-16 | 2015-08-26 | 青岛橡六输送带有限公司 | A kind of manufacture method of steel cord traction conveyor belt |
| CN102673941A (en) * | 2012-05-26 | 2012-09-19 | 潍坊大奔橡塑科技有限公司 | Anti-tear and anti-deformation steel wire lifting belt |
| CN106865112A (en) * | 2017-01-05 | 2017-06-20 | 开封铁塔橡胶（集团）有限公司 | Compound anti-tear, anti-impact steel wire rope core conveyer belt and preparation method thereof |
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