CN114714648A - Pure material novel conveying belt and preparation process thereof - Google Patents
Pure material novel conveying belt and preparation process thereof Download PDFInfo
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- CN114714648A CN114714648A CN202210265762.9A CN202210265762A CN114714648A CN 114714648 A CN114714648 A CN 114714648A CN 202210265762 A CN202210265762 A CN 202210265762A CN 114714648 A CN114714648 A CN 114714648A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D29/00—Producing belts or bands
- B29D29/06—Conveyor belts
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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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Abstract
The invention discloses a pure material novel conveying belt which comprises a base layer, an upper layer and a bottom layer, wherein a plurality of first connecting grooves are formed in one side of the upper end surface of the base layer, first inserting grooves are formed in the two sides of the first connecting grooves in the upper end of the base layer, and a plurality of second connecting grooves are formed in one side of the lower end surface of the base layer. The traditional conveying belt needs to be added with a strong material or a metal material to achieve belt strength, the belt is simple and convenient to process, does not crack in a layering manner, but has better strength performance, can also be subjected to subsequent processing operations such as slotting, punching, guide strip adding and the like, has good heat resistance, corrosion resistance, flame retardance, wear resistance and the like, can form different styles and thicknesses according to production needs, is simple to manufacture, simplifies production flow, improves production efficiency, is ecological and environment-friendly, solves the problems that the traditional conveying belt is complex in composition, rubber materials are wasted, the conveying service life is short due to the fact that the existing raw materials are in short supply and are uneven, reasonably avoids the problem of resource waste, and reduces purchase cost.
Description
Technical Field
The invention relates to the technical field of conveying belts, in particular to a novel pure-material conveying belt and a preparation process thereof.
Background
The conveyer belt is a rubber and fiber and metal composite product or a plastic and fabric composite product which is used in the belt conveyer belt and has the functions of bearing and conveying materials, and the conveyer belt is widely applied to occasions with short conveying distance and small conveying capacity in the industries of cement, coking, metallurgy, chemical engineering, steel and the like, can be used for continuous, efficient and large-inclination-angle transportation, is safe to operate, is simple and convenient to use, easy to maintain, low in transportation cost, and can shorten the transportation distance, reduce the construction cost and save manpower and material resources.
The prior art has the following defects:
the existing conveying belt needs to be added with a strong material or a metal material to achieve the belt strength, needs to be glued with different layers of rubber surface cloth covers such as a steel wire layer and the like on the surface, is complex in conveying belt composition, wastes rubber materials, and has the problems of short conveying service life and the like caused by the fact that the existing raw materials are in short supply.
Disclosure of Invention
The invention aims to provide a novel pure-material conveying belt and a preparation process thereof, and aims to solve the problems in the background art.
A pure material novel conveying belt comprises a base layer, an upper layer and a bottom layer, wherein a plurality of first connecting grooves are formed in one side of the upper end face of the base layer, first inserting grooves are formed in the two sides of the first connecting grooves in the upper end of the base layer, a plurality of second connecting grooves are formed in one side of the lower end face of the base layer, second inserting grooves are formed in the two sides of the second connecting grooves in the lower end of the base layer, and the first connecting grooves and the second connecting grooves are arranged in a staggered mode;
the lower end face of the upper layer is provided with a plurality of first connecting blocks matched with the first connecting grooves, and the two sides of the first connecting blocks on the lower end face of the upper layer are provided with first inserting blocks matched with the first inserting grooves;
the upper end face of the lower layer is provided with a plurality of second connecting blocks matched with the second connecting grooves, and the lower end face of the lower layer is provided with second inserting blocks matched with the second inserting grooves on two sides of the second connecting blocks.
As a further improvement of the invention, the raw materials of the base layer, the upper layer and the bottom layer are any one of polyurethane, polyethylene and thermoplastic polyurethane elastomer rubber, the thickness of the base layer is between 0.3CM and 0.4CM, and the thickness of the upper layer and the thickness of the bottom layer are both between 0.15CM and 0.3 CM.
As a further improvement of the invention, the sides of the upper layer and the bottom layer far away from the base layer are provided with frosted surfaces.
As a further improvement of the present invention, the first slot and the second slot are both higher than the depth height of the first insert block and the second insert block, and the cross-sectional views of the first insert block and the second insert block are both set to be right trapezoid.
The invention also provides a preparation process of the pure material novel conveyer belt, and the preparation method of the completely degradable material comprises the following steps: s1, pretreatment of stock preparation, S2, heating and melting, S3, calendaring and forming, S4, stamping and shaping, S5, hot melt adhesion, S6, vulcanization and forming, S7 and surface treatment, wherein:
s1, pretreatment of prepared materials: selecting quantitative polyurethane, polyethylene and thermoplastic polyurethane elastomer rubber particle materials, screening by a screening device to remove impurities in the rubber particle materials, and then performing dust removal treatment on the raw materials;
s2, heating and smelting: introducing the raw material pretreated by the step S1 into a heating device for heating and melting to obtain a melted raw material solution for later use;
s3, calendering and forming: the method comprises the following steps: a. base layer calendering, b, upper layer calendering and c, lower layer calendering, wherein:
a. base layer calendering: introducing the raw material solution obtained in the step S2 and the heating smelting into a calender, and calendering the raw material solution into a thickness and a width corresponding to the base layer by the calender;
b. laminating and extending: introducing the raw material solution obtained in the step S2 and the heating smelting into a calender, and calendering the raw material solution into a thickness and a width corresponding to the upper layer by the calender;
c. and (3) rolling the lower layer: introducing the raw material solution obtained in the step S2 and the heating smelting into a calender, and calendering the raw material solution into a thickness and a width corresponding to the lower layer by the calender;
s4, stamping and shaping: respectively punching the base layer sheet, the upper layer sheet and the lower layer sheet obtained in the step S3 through a punching device to obtain base layer, upper layer and lower layer molded products;
s5, hot-melt adhesion: coating adhesives on the upper end face and the lower end face of the base layer formed product, the lower end face of the upper layer formed product and the upper end face of the lower layer formed product obtained by stamping and shaping in the step S4, splicing the two into a whole, and heating the two to perform hot melting connection;
s6, vulcanization molding: vulcanizing and molding the conveyer belt obtained in the step S5 through a vulcanizing machine to obtain a conveyer belt;
s7, surface treatment: and (4) cutting burrs and the like on the surface and the edge of the conveyor belt obtained in the step SS6 and vulcanization molding, and then sanding the upper end face and the lower end face of the conveyor belt.
As a further improvement of the present invention, in step S1, the dust removal treatment in the preparation pretreatment is performed by washing with water to dissolve and remove impurities and dust on the surface of the raw material particles, and then drying with cold air and removing impurities on the surface of the raw material particles again.
As a further improvement of the invention, the time delay temperature in the calendering of step S3 is controlled to be 85-95 ℃.
As a further improvement of the invention, in the step S6, the vulcanization time of the vulcanization molding in the vulcanization molding is between 25min and 40min, the temperature is between 160 and 200 ℃, and the pressure is between 60 and 100 bar.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the base layer is provided with the first connecting groove, the first slot, the second connecting groove and the second slot, the upper layer is provided with the first connecting block and the first inserting block which are matched with the first connecting groove and the first slot, the lower layer is provided with the second connecting block and the second inserting block which are matched with the second connecting groove and the second slot, the integral connection stability of the conveying belt is higher, the upper layer and the lower layer of the surface can be replaced when the conveying belt is worn at a later stage, and the use effect is better;
2. the raw materials of the base layer, the upper layer and the bottom layer are any one of polyurethane, polyethylene and thermoplastic polyurethane elastomer rubber, so that the heat-resistant, corrosion-resistant, flame-retardant and wear-resistant effects are good, the problems that the existing conveying belt is complex in composition, rubber materials are wasted, the existing raw materials are different in shortage and lack of uniformity, the conveying service life is short and the like are caused are solved, the problem of resource waste is reasonably avoided, the purchase cost is reduced, the processing is simple and convenient, the layering cracking is avoided, the strength performance is good, the groove can be drilled, guide strips are added and other subsequent processing operations are avoided, and the different types and thicknesses can be formed according to the production requirements;
3. the invention adopts the processing modes of calendaring molding, stamping molding, hot melt bonding and vulcanization molding, has the advantages of simple manufacture, simplified production flow, production efficiency improvement, ecological environmental protection and better strength of the manufactured conveying belt.
Drawings
FIG. 1 is a schematic view of a novel pure material conveyor belt according to the present invention;
FIG. 2 is a flow chart of a novel pure material conveyer belt manufacturing process of the present invention.
In the figure: 1. a base layer; 101. a first connecting groove; 102. a first slot; 103. a second connecting groove; 104. a second slot; 2. an upper layer; 21. a first connection block; 22. a first insert block; 3. a bottom layer; 31. a second connecting block; 32. and a second insert block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Example 1
Referring to fig. 1, the present invention provides the following technical solutions: a pure material novel conveying belt comprises a base layer 1, an upper layer 2 and a bottom layer 3, wherein one side of the upper end surface of the base layer 1 is provided with a plurality of first connecting grooves 101, the upper end of the base layer 1 is provided with first slots 102 at two sides of the first connecting grooves 101, one side of the lower end surface of the base layer 1 is provided with a plurality of second connecting grooves 103, the lower end of the base layer 1 is provided with second slots 104 at two sides of the second connecting grooves 103, the first connecting grooves 101 and the second connecting grooves 103 are arranged in a staggered manner, the lower end surface of the upper layer 2 is provided with a plurality of first connecting blocks 21 matched with the first connecting grooves 101, the lower end surface of the upper layer 2 is provided with first inserting blocks 22 matched with the first slots 102 at two sides of the first connecting blocks 21, the upper end surface of the lower layer 3 is provided with a plurality of second connecting blocks 31 matched with the second connecting grooves 103, the lower end surface of the lower layer 3 is provided with second inserting blocks 32 matched with the second connecting blocks 104 at two sides of the second connecting blocks 31, the first connection block 21 of the upper layer 2 is inserted into the first connection groove 101 of the base layer 1, in the insertion process, the first insertion block 102 is inserted into the first insertion groove 22, the first connection groove 101 is tapered, the first connection block 21 is clamped, meanwhile, the second connection block 31 of the lower layer 3 is inserted into the second connection groove 103 of the base layer 1, in the insertion process, the second insertion block 32 is inserted into the second insertion groove 104, the second connection groove 103 is tapered, and the second connection block 32 is clamped.
Preferably, the base layer 1, the upper layer 2 and the bottom layer 3 are made of polyurethane, the thickness of the base layer 1 is between 0.3CM and 0.4CM, and the thickness of the upper layer 2 and the bottom layer 3 are both between 0.15CM and 0.3 CM.
Preferably, the upper layer 2 and the bottom layer 3 are provided with frosted surfaces on the sides far away from the base layer 1, so that the friction force on the surface of the conveyor belt can be increased.
Preferably, the first slot 102 and the second slot 104 are higher than the depth of the first insert block 22 and the second insert block 32, and the cross-sectional views of the first insert block 22 and the second insert block 32 are both arranged as right-angled trapezoids.
Referring to fig. 2, the invention also provides a preparation process of the pure material novel conveyor belt, and the preparation method of the completely degradable material comprises the following steps: s1, pretreatment of stock preparation, S2, heating and melting, S3, calendaring and forming, S4, stamping and shaping, S5, hot melt adhesion, S6, vulcanization and forming, S7 and surface treatment, wherein:
s1, pretreatment of prepared materials: selecting a certain amount of polyurethane particle materials, screening by a screening device to remove impurities in the polyurethane particle materials, and then performing dust removal treatment on the raw materials;
s2, heating and smelting: introducing the raw material pretreated by the step S1 into a heating device for heating and melting to obtain a melted raw material solution for later use;
s3, calendering and forming: the method comprises the following steps: a. base layer calendering, b, upper layer calendering and c, lower layer calendering, wherein:
a. base layer calendering: introducing the raw material solution obtained in the step S2 and the heating smelting into a calender, and calendering the raw material solution into a thickness and a width corresponding to the base layer by the calender;
b. laminating and extending: introducing the raw material solution obtained in the step S2 and the heating smelting into a calender, and calendering the raw material solution into a thickness and a width corresponding to the upper layer by the calender;
c. and (3) rolling the lower layer: introducing the raw material solution obtained in the step S2 and the heating smelting into a calender, and calendering the raw material solution into a thickness and a width corresponding to the lower layer by the calender;
s4, stamping and shaping: respectively punching the base layer sheet, the upper layer sheet and the lower layer sheet obtained in the rolling forming in the step S3 through a punching device to obtain base layer, upper layer and lower layer formed products;
s5, hot-melt bonding: coating adhesives on the upper end face and the lower end face of the base layer formed product, the lower end face of the upper layer formed product and the upper end face of the lower layer formed product obtained by stamping and shaping in the step S4, splicing the two into a whole, and heating the two to perform hot melting connection;
s6, vulcanization molding: vulcanizing and molding the conveyer belt obtained in the step S5 through a vulcanizing machine to obtain a conveyer belt;
s7, surface treatment: and (4) cutting burrs and the like on the surface and the edge of the conveyor belt obtained in the step SS6 and vulcanization molding, and then sanding the upper end face and the lower end face of the conveyor belt.
Preferably, in step S1, the dust removing process in the preparation material pretreatment includes washing with water to dissolve and remove impurities and dust on the surface of the raw material particles, drying with cold air, and removing impurities on the surface of the raw material particles again.
Preferably, in step S3 of the present invention, the press-delay temperature in the calendering is controlled to be 85 to 95 ℃.
Preferably, in the step S6, the vulcanization time for vulcanization molding in the vulcanization molding is 25min to 40min, the temperature is 160 to 200 ℃, and the pressure is 60 to 100 bar.
Example 2
Referring to fig. 1, the present invention provides the following technical solutions: a pure material novel conveying belt comprises a base layer 1, an upper layer 2 and a bottom layer 3, wherein one side of the upper end surface of the base layer 1 is provided with a plurality of first connecting grooves 101, the upper end of the base layer 1 is provided with first slots 102 at two sides of the first connecting grooves 101, one side of the lower end surface of the base layer 1 is provided with a plurality of second connecting grooves 103, the lower end of the base layer 1 is provided with second slots 104 at two sides of the second connecting grooves 103, the first connecting grooves 101 and the second connecting grooves 103 are arranged in a staggered manner, the lower end surface of the upper layer 2 is provided with a plurality of first connecting blocks 21 matched with the first connecting grooves 101, the lower end surface of the upper layer 2 is provided with first inserting blocks 22 matched with the first slots 102 at two sides of the first connecting blocks 21, the upper end surface of the lower layer 3 is provided with a plurality of second connecting blocks 31 matched with the second connecting grooves 103, the lower end surface of the lower layer 3 is provided with second inserting blocks 32 matched with the second connecting blocks 104 at two sides of the second connecting blocks 31, in the insertion process, the first insertion block 102 is inserted into the first insertion groove 22 to taper the first connection groove 101 and seize the first connection block 21, while the second connection block 31 of the lower layer 3 is inserted into the second connection groove 103 of the base layer 1, and in the insertion process, the second insertion block 32 is inserted into the second insertion groove 104 to taper the second connection groove 103 and seize the second connection block 32.
Preferably, the base layer 1, the upper layer 2 and the bottom layer 3 are made of polyethylene, the thickness of the base layer 1 is between 0.3CM and 0.4CM, and the thickness of the upper layer 2 and the bottom layer 3 are both between 0.15CM and 0.3 CM.
Preferably, the upper layer 2 and the bottom layer 3 are provided with frosted surfaces on the sides far away from the base layer 1, so that the friction force on the surface of the conveyor belt can be increased.
Preferably, the first slot 102 and the second slot 104 are higher than the depth and height of the first insert block 22 and the second insert block 32, and the cross-sectional views of the first insert block 22 and the second insert block 32 are both configured as right-angled trapezoids.
Referring to fig. 2, the invention also provides a preparation process of the pure material novel conveyor belt, and the preparation method of the completely degradable material comprises the following steps: s1, pretreatment of stock preparation, S2, heating and melting, S3, calendaring and forming, S4, stamping and shaping, S5, hot melt adhesion, S6, vulcanization and forming, S7 and surface treatment, wherein:
s1, pretreatment of prepared materials: selecting a certain amount of polyethylene granular material, screening by a screening device to remove impurities in the polyethylene granular material, and then performing dust removal treatment on the raw material;
s2, heating and smelting: introducing the raw material pretreated by the step S1 into a heating device for heating and melting to obtain a melted raw material solution for later use;
s3, calendering and forming: the method comprises the following steps: a. base layer calendering, b, upper layer calendering and c, lower layer calendering, wherein:
a. base layer calendering: introducing the raw material solution obtained in the step S2 and the heating smelting into a calender, and calendering the raw material solution into a thickness and a width corresponding to the base layer by the calender;
b. laminating and extending: introducing the raw material solution obtained in the step S2 and the heating smelting into a calender, and calendering the raw material solution into a thickness and a width corresponding to the upper layer by the calender;
c. lower layer rolling: introducing the raw material solution obtained in the step S2 and the heating smelting into a calender, and calendering the raw material solution into a thickness and a width corresponding to the lower layer by the calender;
s4, stamping and shaping: respectively punching the base layer sheet, the upper layer sheet and the lower layer sheet obtained in the step S3 through a punching device to obtain base layer, upper layer and lower layer molded products;
s5, hot-melt adhesion: coating adhesives on the upper end face and the lower end face of the base layer formed product, the lower end face of the upper layer formed product and the upper end face of the lower layer formed product obtained by stamping and shaping in the step S4, splicing the two into a whole, and heating the two to perform hot melting connection;
s6, vulcanization molding: vulcanizing and molding the conveyer belt obtained in the step S5 through a vulcanizing machine to obtain a conveyer belt;
s7, surface treatment: and (4) cutting burrs and the like on the surface and the edge of the conveyor belt obtained in the step SS6 and vulcanization molding, and then sanding the upper end face and the lower end face of the conveyor belt.
Preferably, in step S1, the dust removing process in the preparation material pretreatment includes washing with water to dissolve and remove impurities and dust on the surface of the raw material particles, drying with cold air, and removing impurities on the surface of the raw material particles again.
Preferably, in step S3 of the present invention, the press-delay temperature in the calendering is controlled to be 85 to 95 ℃.
Preferably, in the step S6, the vulcanization time for vulcanization molding in the vulcanization molding is 25min to 40min, the temperature is 160 to 200 ℃, and the pressure is 60 to 100 bar.
Example 3
Referring to fig. 1, the present invention provides the following technical solutions: a pure material novel conveying belt comprises a base layer 1, an upper layer 2 and a bottom layer 3, wherein one side of the upper end surface of the base layer 1 is provided with a plurality of first connecting grooves 101, the upper end of the base layer 1 is provided with first slots 102 at two sides of the first connecting grooves 101, one side of the lower end surface of the base layer 1 is provided with a plurality of second connecting grooves 103, the lower end of the base layer 1 is provided with second slots 104 at two sides of the second connecting grooves 103, the first connecting grooves 101 and the second connecting grooves 103 are arranged in a staggered manner, the lower end surface of the upper layer 2 is provided with a plurality of first connecting blocks 21 matched with the first connecting grooves 101, the lower end surface of the upper layer 2 is provided with first inserting blocks 22 matched with the first slots 102 at two sides of the first connecting blocks 21, the upper end surface of the lower layer 3 is provided with a plurality of second connecting blocks 31 matched with the second connecting grooves 103, the lower end surface of the lower layer 3 is provided with second inserting blocks 32 matched with the second connecting blocks 104 at two sides of the second connecting blocks 31, in the insertion process, the first insertion block 102 is inserted into the first insertion groove 22 to taper the first connection groove 101 and seize the first connection block 21, while the second connection block 31 of the lower layer 3 is inserted into the second connection groove 103 of the base layer 1, and in the insertion process, the second insertion block 32 is inserted into the second insertion groove 104 to taper the second connection groove 103 and seize the second connection block 32.
Preferably, the base layer 1, the upper layer 2 and the bottom layer 3 are made of thermoplastic polyurethane elastomer rubber, the thickness of the base layer 1 is between 0.3CM and 0.4CM, and the thickness of the upper layer 2 and the bottom layer 3 are both between 0.15CM and 0.3 CM.
Preferably, the upper layer 2 and the bottom layer 3 are provided with frosted surfaces on the sides far away from the base layer 1, so that the friction force on the surface of the conveyor belt can be increased.
Preferably, the first slot 102 and the second slot 104 are higher than the depth of the first insert block 22 and the second insert block 32, and the cross-sectional views of the first insert block 22 and the second insert block 32 are both arranged as right-angled trapezoids.
Referring to fig. 2, the invention also provides a preparation process of the pure material novel conveyor belt, and the preparation method of the completely degradable material comprises the following steps: s1, pretreatment of stock preparation, S2, heating and melting, S3, calendaring and forming, S4, stamping and shaping, S5, hot melt adhesion, S6, vulcanization and forming, S7 and surface treatment, wherein:
s1, pretreatment of prepared materials: selecting a certain amount of thermoplastic polyurethane elastomer rubber particle material, screening by a screening device to remove impurities in the thermoplastic polyurethane elastomer rubber particle material, and then performing dust removal treatment on the raw material;
s2, heating and smelting: the raw material pretreated by the step S1 is led into a heating device for heating and melting to obtain a melted raw material solution for standby;
s3, calendering and forming: the method comprises the following steps: a. base layer calendering, b, upper layer calendering and c, lower layer calendering, wherein:
a. base layer calendering: introducing the raw material solution obtained in the step S2 and the heating smelting into a calender, and calendering the raw material solution into a thickness and a width corresponding to the base layer by the calender;
b. laminating and extending: introducing the raw material solution obtained in the step S2 and the heating smelting into a calender, and calendering the raw material solution into a thickness and a width corresponding to the upper layer by the calender;
c. and (3) rolling the lower layer: introducing the raw material solution obtained in the step S2 and the heating smelting into a calender, and calendering the raw material solution into a thickness and a width corresponding to the lower layer by the calender;
s4, stamping and shaping: respectively punching the base layer sheet, the upper layer sheet and the lower layer sheet obtained in the step S3 through a punching device to obtain base layer, upper layer and lower layer molded products;
s5, hot-melt adhesion: coating adhesives on the upper end face and the lower end face of the base layer formed product obtained by stamping and shaping in the step S4, the lower end face of the upper layer formed product and the upper end face of the lower layer formed product, splicing into a whole, and heating for hot melting connection;
s6, vulcanization molding: vulcanizing and molding the conveyer belt obtained in the step S5 through a vulcanizing machine to obtain a conveyer belt;
s7, surface treatment: and (4) cutting burrs and the like on the surface and the edge of the conveyor belt obtained in the step SS6 and vulcanization molding, and then sanding the upper end face and the lower end face of the conveyor belt.
Preferably, in step S1, the dust removing process in the preparation material pretreatment includes washing with water to dissolve and remove impurities and dust on the surface of the raw material particles, drying with cold air, and removing impurities on the surface of the raw material particles again.
Preferably, in step S3 of the present invention, the press-delay temperature in the calendering is controlled to be 85 to 95 ℃. Preferably, in step S6 of the present invention, the vulcanization time of the vulcanization molding in the vulcanization molding is 25min to 40min, the temperature is 160 to 200 ℃, and the pressure is 60 to 100 bar.
A plurality of the conveying belts in the embodiments 1, 2 and 3 and a plurality of the existing conveying belts are respectively named as A, B, C, D to be tested, and the test results are as follows:
According to the invention, the integral connection stability of the conveying belt is higher, the upper layer and the lower layer of the surface can be replaced when the conveying belt is worn later, the using effect is better, the conveying belt has good heat resistance, corrosion resistance, flame retardance, wear resistance and other effects, different from the traditional conveying belt which needs different layers of rubber surface cloth covers such as steel wire layers and the like glued on the surface, different styles and thicknesses can be formed according to production needs, the manufacturing is simple, the production flow is simplified, the production efficiency is improved, the conveying belt is ecological and environment-friendly, the problems that the existing conveying belt is complex in composition, rubber materials are wasted, the conveying service life is short due to the fact that the existing raw materials are in short supply and uneven are solved, the problem of resource waste is reasonably avoided, the purchase cost is reduced, the processing is simple and convenient, the layering cracking cannot occur, but the strength performance is good, the grooving and punching can be realized, the guide strips can be added, and other subsequent processing operations can be realized.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a novel conveyer belt of pure material, includes basic unit (1), upper strata (2) and bottom (3), its characterized in that: a plurality of first connecting grooves (101) are formed in one side of the upper end face of the base layer (1), first inserting grooves (102) are formed in the two sides of the first connecting grooves (101) in the upper end of the base layer (1), a plurality of second connecting grooves (103) are formed in one side of the lower end face of the base layer (1), second inserting grooves (104) are formed in the two sides of the second connecting grooves (103) in the lower end of the base layer (1), and the first connecting grooves (101) and the second connecting grooves (103) are arranged in a staggered mode;
a plurality of first connecting blocks (21) matched with the first connecting grooves (101) are arranged on the lower end face of the upper layer (2), and first inserting blocks (22) matched with the first inserting grooves (102) are arranged on the lower end face of the upper layer (2) on two sides of each first connecting block (21);
be provided with a plurality of and second connecting groove (103) assorted second connecting block (31) on the up end of lower floor (3), all be provided with second slot (104) assorted second inserted block (32) in the both sides of second connecting block (31) on the lower terminal surface of lower floor (3).
2. The novel pure material conveying belt according to claim 1, characterized in that: the base layer (1), the upper layer (2) and the bottom layer (3) are made of any one of polyurethane, polyethylene and thermoplastic polyurethane elastomer rubber, the thickness of the base layer (1) is 0.3CM to 0.4CM, and the thicknesses of the upper layer (2) and the bottom layer (3) are both 0.15CM to 0.3 CM.
3. The novel pure material conveying belt according to claim 1, characterized in that: the upper layer (2) and the bottom layer (3) are both arranged on the side surface far away from one side of the base layer (1) to form a frosted surface.
4. The novel pure material conveying belt according to claim 1, characterized in that: the first slot (102) and the second slot (104) are higher than the depth and the height of the first insert block (22) and the second insert block (32), and the cross-sectional views of the first insert block (22) and the second insert block (32) are both set to be right trapezoid.
5. The novel pure material conveyor belt and the preparation process thereof as claimed in claim 1, wherein: the preparation method of the completely degradable material comprises the following steps: s1, pretreatment of stock preparation, S2, heating and melting, S3, calendaring and forming, S4, stamping and shaping, S5, hot melt adhesion, S6, vulcanization and forming, S7 and surface treatment, wherein:
s1, pretreatment of prepared materials: selecting quantitative polyurethane, polyethylene and thermoplastic polyurethane elastomer rubber particle materials, screening by a screening device to remove impurities in the rubber particle materials, and then performing dust removal treatment on the raw materials;
s2, heating and smelting: introducing the raw material pretreated by the step S1 into a heating device for heating and melting to obtain a melted raw material solution for later use;
s3, calendering and forming: the method comprises the following steps: a. base layer calendering, b, upper layer calendering and c, lower layer calendering, wherein:
a. base layer calendering: introducing the raw material solution obtained in the step S2 and the heating smelting into a calender, and calendering the raw material solution into a thickness and a width corresponding to the base layer through the calender;
b. laminating and extending: introducing the raw material solution obtained in the step S2 and the heating smelting into a calender, and calendering the raw material solution into a thickness and a width corresponding to the upper layer by the calender;
c. and (3) rolling the lower layer: introducing the raw material solution obtained in the step S2 and the heating smelting into a calender, and calendering the raw material solution into a thickness and a width corresponding to the lower layer by the calender;
s4, stamping and shaping: respectively punching the base layer sheet, the upper layer sheet and the lower layer sheet obtained in the step S3 through a punching device to obtain base layer, upper layer and lower layer molded products;
s5, hot-melt adhesion: coating adhesives on the upper end face and the lower end face of the base layer formed product, the lower end face of the upper layer formed product and the upper end face of the lower layer formed product obtained by stamping and shaping in the step S4, splicing the two into a whole, and heating the two to perform hot melting connection;
s6, vulcanization molding: vulcanizing and molding the conveyer belt obtained in the step S5 through a vulcanizing machine to obtain a conveyer belt;
s7, surface treatment: and (4) cutting burrs and the like on the surface and the edge of the conveyor belt obtained in the step SS6 and vulcanization molding, and then sanding the upper end face and the lower end face of the conveyor belt.
6. The novel pure material conveying belt and the preparation process thereof as claimed in claim 5, wherein: in the step S1, in the dust removal treatment in the pretreatment of the material preparation, impurities and dust on the surfaces of the raw material particles are dissolved and removed by water washing, and then the raw material particles are dried by cold air and removed again.
7. The novel pure material conveying belt and the preparation process thereof as claimed in claim 5, wherein: in the step S3, the medium-pressure delay temperature in the calendaring molding is controlled to be 85-95 ℃.
8. The novel pure material conveying belt and the preparation process thereof as claimed in claim 5, wherein: in the step S6, the vulcanization time of vulcanization molding in the vulcanization molding is 25min to 40min, the temperature is 160 ℃ to 200 ℃, and the pressure is 60 bar to 100 bar.
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| CN101092209A (en) * | 2007-07-17 | 2007-12-26 | 朴成根 | Conveyer belt made from rubber with metal core fabric |
| CN104947915A (en) * | 2015-07-20 | 2015-09-30 | 江苏锐升新材料有限公司 | PVC composite floor with high-temperature resistant and flame-retardant structure and production process thereof |
| KR101785393B1 (en) * | 2017-05-30 | 2017-10-16 | 김우정 | Conveyor belt for marginal life prediction |
| CN110774507A (en) * | 2019-11-13 | 2020-02-11 | 娄底市宝丰传动设备有限公司 | Forming process of conveying belt |
| CN211520647U (en) * | 2019-12-25 | 2020-09-18 | 广州顶顺机电设备有限公司 | Wear-resisting industry conveyer belt of antiskid |
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2022
- 2022-03-17 CN CN202210265762.9A patent/CN114714648A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101092209A (en) * | 2007-07-17 | 2007-12-26 | 朴成根 | Conveyer belt made from rubber with metal core fabric |
| CN104947915A (en) * | 2015-07-20 | 2015-09-30 | 江苏锐升新材料有限公司 | PVC composite floor with high-temperature resistant and flame-retardant structure and production process thereof |
| KR101785393B1 (en) * | 2017-05-30 | 2017-10-16 | 김우정 | Conveyor belt for marginal life prediction |
| CN110774507A (en) * | 2019-11-13 | 2020-02-11 | 娄底市宝丰传动设备有限公司 | Forming process of conveying belt |
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