CN111497087B - Wear-resistant roller and manufacturing method thereof - Google Patents
Wear-resistant roller and manufacturing method thereof Download PDFInfo
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- CN111497087B CN111497087B CN202010376166.9A CN202010376166A CN111497087B CN 111497087 B CN111497087 B CN 111497087B CN 202010376166 A CN202010376166 A CN 202010376166A CN 111497087 B CN111497087 B CN 111497087B
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- unvulcanized rubber
- ceramic block
- roller
- cylindrical mold
- rubber
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/40—Applying molten plastics, e.g. hot melt
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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
- B65G39/00—Rollers, e.g. drive rollers, or arrangements thereof incorporated in roller-ways or other types of mechanical conveyors
- B65G39/02—Adaptations of individual rollers and supports therefor
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- Mechanical Engineering (AREA)
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- Oral & Maxillofacial Surgery (AREA)
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- Rolls And Other Rotary Bodies (AREA)
Abstract
The application provides a wear-resistant roller and a manufacturing method thereof. This application vulcanization shaping reduces the ageing risk of other materials such as ceramic block, increases product life.
Description
Technical Field
The invention relates to a wear-resistant roller, in particular to a one-step formed wear-resistant roller manufacturing method and a manufactured wear-resistant roller.
Background
Rollers are widely used in mechanical devices, and generally operate by rotating to advance other materials (e.g., to advance a conveyor belt) or by rotating to generate pressure to process the materials. Therefore, the roll manufacturing requires sufficient rigidity, surface hardness, surface smoothness, abrasion resistance, and the like.
For example, a conveyor belt is generally operated by driving a roller (belt pulley), and a rubber layer is usually coated on the surface of the belt pulley to prevent the belt from slipping. However, the surface texture of the rubber is quickly flattened by belt abrasion.
In order to improve the wear resistance of the roller, CN204872653U discloses a wear-resistant ceramic roller, the outermost layer of which is a wear-resistant ceramic rubber plate, and the wear-resistant ceramic rubber plate is adhered to the surface of the metal roller through several vulcanized layers.
The method adopts the vulcanized rubber layers for transitional connection, the vulcanized rubber layers need to be crosslinked by a subsequent vulcanization process, the ceramic rubber plates which are vulcanized and molded are pressed and vulcanized on the surface of the metal roller in the vulcanization process, the wear-resistant ceramic rubber plates are heated and aged in the vulcanization process, the service life is shortened, and even the phenomena of rubber cracking and ceramic block falling of the ceramic rubber plates, which are caused by the direct deterioration of elasticity and adhesion, affect the normal operation of the roller and cause major accidents of shutdown and production halt.
Disclosure of Invention
The application provides a wear-resistant roller and a manufacturing method thereof, aiming at the problem of the existing roller in the aspect of wear resistance.
The first aspect of the application provides a manufacturing method of a wear-resistant roller, which comprises the following steps:
step 1, coating unvulcanized rubber on the surface of a roller; the ceramic block is attached to the surface of unvulcanized rubber;
and 3, heating to the vulcanization reaction temperature of the unvulcanized rubber, and keeping the vulcanization reaction temperature of the unvulcanized rubber to perform vulcanization crosslinking reaction and cure the unvulcanized rubber.
In a preferred embodiment, in the step 1, a cylindrical mold is provided, a ceramic block is laid on the inner surface of the cylindrical mold, and then unvulcanized rubber is laid, wherein the unvulcanized rubber covers the ceramic block and the inner surface of the cylindrical mold which is not covered by the ceramic block; the drum is placed in a cylindrical mold, and the drum surface is covered and surrounded by unvulcanized rubber.
In a preferred embodiment, the cylindrical mold is formed by buckling two parts, and each part is of a semi-cylindrical structure.
In a preferred embodiment, the inner surface of the cylindrical mold is provided with a concave ceramic block embedding groove, and the ceramic block is arranged in the ceramic block embedding groove. More preferably, the side of the ceramic block facing the unvulcanized rubber protrudes from the ceramic block fitting groove.
In a preferred embodiment, the cylindrical mould has a shape that can be deformed under pressure, and the pressing of the cylindrical mould is a vulcanizing tank, the deformation causing the cylindrical mould to press the ceramic blocks.
In a preferred embodiment, the cylindrical mold is deformable under pressure, and the deformation causes the cylindrical mold to press the ceramic block.
More preferably, the deformation also causes the cylindrical mold to press the unvulcanized rubber. Preferably, it includes unvulcanized rubber that is pressed into contact with the ceramic block and unvulcanized rubber that is not in contact with the ceramic block.
In a preferred embodiment, the cylindrical mold has elasticity that allows the deformation of the cylindrical mold upon the pressing.
In a preferred embodiment, the pressing is: the outer surface of the cylindrical mold is wound with a flexible belt, and the flexible belt is stressed by applying force to increase the tension, so that the cylindrical mold is pressed.
In another preferred embodiment, the pressing is: and winding an elastic pipe on the outer surface of the cylindrical mold, filling fluid into the elastic pipe, expanding the elastic pipe and increasing the tension degree, thereby applying pressure to the cylindrical mold.
More preferably, the deformation also causes the cylindrical mold to press the unvulcanized rubber. Preferably, it includes unvulcanized rubber that is pressed into contact with the ceramic block and unvulcanized rubber that is not in contact with the ceramic block.
More preferably, the deformation also causes the cylindrical mold to press against the roller, the cylindrical mold transmitting the pressure to the roller through the ceramic block and the unvulcanized rubber.
In a preferred embodiment, the cylindrical mold has elasticity that allows the deformation of the cylindrical mold upon the pressing.
In a preferred embodiment, the pressure application device is a vulcanizing tank: the cylinder with the cylindrical mold fitted is sent to a vulcanizing tank to be pressurized (for example, the vulcanizing tank is inflated and pressurized) to 10MP, so that the cylindrical mold is pressurized.
In a preferred embodiment, the sulfidation reaction temperature is 145 ℃, e.g., the temperature in the sulfidation tank is raised to 145 ℃.
In a preferred embodiment, the vulcanization reaction time is 60 min.
Preferably, the temperature is reduced to 40 ℃ or below after the vulcanization reaction time is over.
In a preferred embodiment, the method further comprises:
a mesh was laid in the unvulcanized rubber.
Wherein, preferably, the pressure is applied to embed the net in the unvulcanized rubber, or the unvulcanized rubber is coated on the surface of the net to embed the net in the unvulcanized rubber.
In a preferred embodiment, at least part of the edge region of the periphery of the ceramic block is provided with a recessed structure; when the unvulcanized rubber can flow, the ceramic block is pressed, after the unvulcanized rubber is extruded by the ceramic block, part of the unvulcanized rubber is filled into the recessed structure from the lower part of the ceramic block, and the unvulcanized rubber in the recessed structure is connected with the unvulcanized rubber on the surface of the roller into a whole.
In a preferred embodiment, the surface of the ceramic block contacting the unvulcanized rubber is provided with a second concave structure, when the unvulcanized rubber can flow, the ceramic block is pressed, after the unvulcanized rubber is pressed by the ceramic block, part of the unvulcanized rubber is filled into the second concave structure from the lower part of the ceramic block, and the unvulcanized rubber in the second concave interface is connected with the unvulcanized rubber on the surface of the roller into a whole.
In a preferred embodiment, the surface of the ceramic block that contacts the unvulcanized rubber is provided with protrusions, and when the unvulcanized rubber is capable of flowing, the ceramic block is pressed to press the protrusions into the unvulcanized rubber.
Preferably, the recessed structure and the second recessed interface can be any one or more of a polygon and an arc, such as
Any one or more of.
In a preferred embodiment, the ceramic block is partially raised from the unvulcanized rubber during the pressing, and the unvulcanized rubber is at least partially raised from the rubber surface after curing after the vulcanization crosslinking reaction.
In a preferred embodiment, the mesh may be any one or more of a polymer mesh, an inorganic fiber mesh, a wire mesh. And is preferably a polymeric mesh.
Wherein the net can be a single layer or more layers.
The polymer mesh may be any one or more of an aramid mesh, a polyester mesh, a nylon mesh, and is preferably an aramid mesh.
The inorganic fiber web may be any one or more of a glass fiber web, a ceramic fiber web, a mineral fiber web.
Preferably, the fiber diameter of the net is 0.1-0.5 mm.
Preferably, the pore diameter of the net is 1-10 mm.
In a preferred embodiment, the ceramic blocks may be arranged in contact in sequence, or not in contact with each other, or some of the ceramic blocks may be arranged in contact.
It should be understood that no overlap between the ceramic blocks occurs.
The second aspect of the invention provides a wear-resistant roller obtained by any one of the methods, which comprises a roller, wherein ceramic blocks are distributed outside the roller, and the ceramic blocks are connected with the roller through vulcanized rubber layers.
In a preferred embodiment, a mesh is laid in the vulcanized rubber layer.
In a preferred embodiment, the peripheral surface of the ceramic block is provided with a recessed structure, vulcanized rubber is filled in the recessed structure, and the vulcanized rubber in the recessed structure is connected with the vulcanized rubber layer into a whole.
In a preferred embodiment, a second recessed structure is arranged on the surface of the ceramic block, which is in contact with the vulcanized rubber layer, the vulcanized rubber is filled in the second recessed structure, and the vulcanized rubber in the second recessed structure is integrally connected with the vulcanized rubber layer.
Preferably, the recessed structure and the second recessed structure can be any one or more of a polygon and an arc, such as
Any one or more of.
In a preferred embodiment, the surface of the ceramic block contacting the vulcanized rubber layer is provided with protrusions, and the protrusions are inserted into the vulcanized rubber layer.
In a preferred embodiment, the surface of the ceramic block facing away from the roller is distributed with protrusions.
In a preferred embodiment, the ceramic block at least partially protrudes from the vulcanized rubber layer.
In a preferred embodiment, the mesh may be any one or more of a polymer mesh, an inorganic fiber mesh, a wire mesh. And is preferably a polymeric mesh.
Wherein the net can be a single layer or more layers.
The polymer mesh may be any one or more of an aramid mesh, a polyester mesh, a nylon mesh, and is preferably an aramid mesh.
The inorganic fiber web may be any one or more of a glass fiber web, a ceramic fiber web, a mineral fiber web.
Preferably, the fiber diameter of the net is 0.1-0.5 mm.
Preferably, the pore diameter of the net is 1-10 mm.
In a preferred embodiment, the ceramic blocks may be arranged in contact in sequence, or not in contact with each other, or some of the ceramic blocks may be arranged in contact.
It should be understood that no overlap between the ceramic blocks occurs.
In the above aspect of the invention, the area of the ceramic block is preferably 100 to 400mm2More preferably 150 to 350cm2More preferably 200 to 300cm2. Such as 10mm × 10mm, 10mm × 15mm, 10mm × 20mm, 15mm × 15mm, 15mm × 20mm, 20mm × 20mm, and the like.
In the above aspect of the invention, the ceramic block may be a strip, for example, 10 to 20mm in width,
in the above aspect of the present invention, the thickness of the vulcanized rubber layer is preferably 15 to 35mm, such as 20 to 30mm, such as 25 mm.
In the above aspect of the invention, the area of the recessed structure is at least 5%, more preferably at least 15%, more preferably at least 30%, and more preferably at least 50% of the area of the peripheral surface of the ceramic block.
In the above aspect of the present invention, the recessed structure may be present on the peripheral surface of the ceramic block in any direction, but is preferably provided in the roll direction or in the direction opposite to the roll direction.
In the above aspect of the present invention, the second recessed structure may occupy at least 5%, more preferably at least 15%, more preferably at least 30%, and more preferably at least 50% of the area of the bottom surface of the ceramic block.
In the above aspect of the present invention, the second concave structure extends along the rolling direction of the roller.
In the above aspect of the invention, the protrusions are preferably linear protrusions and preferably extend in the vertical direction of the roller.
If not otherwise stated, in the context of the present application, the surface of the ceramic block facing the cylinder is the lower or bottom surface, the surface facing away from the cylinder is the upper or top surface, and with this as reference, the other side walls are the peripheral edges; the inner part pointing to the center of the ceramic block and the outer part deviating from the center of the ceramic block.
In the context of this application, the ceramic block refers to a ceramic block without the addition of materials such as rubber, plastic, organic binders, etc., substantially or entirely of inorganic ceramic components, if not specifically stated. It should be understood that the term "substantially" refers to the presence of the impurity.
Compared with the prior art, the technical scheme of the application has the advantages that: the ceramic rubber block is formed by one-time vulcanization, a package of rubber blocks is not used, the aging risk of the ceramic rubber blocks is avoided, and the service life of a product is prolonged; meanwhile, the contact area of the ceramic block and the vulcanized rubber layer is increased, and the bonding firmness is improved; the presence of the mesh in the rubber increases the rubber strength.
Drawings
FIG. 1 is a schematic view of a wear resistant roll;
FIG. 2 is a schematic view of a ceramic block having an inward notch at its periphery;
FIG. 3 is a schematic view of a ceramic block having an inward recess in the bottom surface thereof;
fig. 4 is a schematic view of a half-cylindrical mold unit.
Detailed Description
Example 1
As shown in fig. 1, the wear-resistant roller of this embodiment includes a roller 1 in the middle, which is generally a metal roller, the surface of the roller 1 is wrapped with a plurality of ceramic blocks 2, and the ceramic blocks 2 may be arranged in contact, for example, sequentially spliced to cover the outside of the roller 1, but as shown in fig. 1, they may not be in contact with each other, and the arrangement density may be adjusted as required.
The ceramic block 2 is connected with the roller 1 through a vulcanized rubber layer 3. As shown in fig. 2, the periphery of the ceramic block 2 is provided with an inward recess 22. Vulcanized rubber is filled in the recess 22 and integrally connected with the vulcanized rubber layer 2.
The manufacturing method of the wear-resistant roller comprises the following steps:
the surface of the roller 1 is wrapped by unvulcanized rubber, and a vulcanizing agent is added into the unvulcanized rubber.
The ceramic blocks 2 are sequentially laid on the surface of unvulcanized rubber.
Heating the unvulcanized rubber to flow the unvulcanized rubber, pressing the ceramic block 2 to embed the ceramic block 2 in the unvulcanized rubber, wherein the ceramic block 2 presses the unvulcanized rubber therebelow during the pressing, part of the unvulcanized rubber is filled in the recess 22 of the ceramic block, and the unvulcanized rubber in the recess is connected with the unvulcanized rubber on the surface of the roller 1. The notches 22 are distributed in the direction of rolling towards the roller or away from the roller (in the case of one-way rolling).
Heating to the vulcanization reaction temperature of the unvulcanized rubber and keeping the temperature to perform vulcanization crosslinking reaction on the unvulcanized rubber for curing. The unvulcanized rubber in the recess 22 is integrally molded with the unvulcanized rubber on the surface of the drum 1.
Example 2
As shown in fig. 1, the wear-resistant roller of this embodiment includes a central roller 1, which is generally a metal roller, and a plurality of ceramic blocks 2 are wrapped on the surface of the roller 1. The ceramic block 2 is connected with the roller 1 through a vulcanized rubber layer 3. In the vulcanized rubber layer 3, an aramid fiber net is laid, and the aramid fiber net preferably covers the surface of the drum 1, and at least in the area covering the vulcanized rubber, the aramid fiber can be covered as much as possible.
As shown in fig. 2, the periphery of the ceramic block 2 is provided with an inward recess 22. Vulcanized rubber is filled in the recess 22 and integrally connected with the vulcanized rubber layer 2.
The manufacturing method of the wear-resistant roller comprises the following steps:
the surface of the roller 1 is wrapped by unvulcanized rubber, and a vulcanizing agent is added into the unvulcanized rubber.
The surface of the unvulcanized rubber is paved with the aramid fiber net, the aramid fiber net can be embedded into the unvulcanized rubber by applying pressure, or the surface of the aramid fiber net is continuously coated with the unvulcanized rubber, and the aramid fiber net is buried into the unvulcanized rubber.
The ceramic blocks 2 are sequentially laid on the surface of unvulcanized rubber.
Heating the unvulcanized rubber to flow the unvulcanized rubber, pressing the ceramic block 2 to embed the ceramic block 2 in the unvulcanized rubber, wherein the ceramic block 2 presses the unvulcanized rubber therebelow during the pressing, part of the unvulcanized rubber is filled in the recess 22 of the ceramic block, and the unvulcanized rubber in the recess is connected with the unvulcanized rubber on the surface of the roller 1.
Heating to the vulcanization reaction temperature of the unvulcanized rubber and keeping the temperature to perform vulcanization crosslinking reaction on the unvulcanized rubber for curing. The unvulcanized rubber in the recess 22 is integrally molded with the unvulcanized rubber on the surface of the drum 1.
Example 3
As shown in fig. 1, the wear-resistant roller of this embodiment includes a central roller 1, which is generally a metal roller, and a plurality of ceramic blocks 2 are wrapped on the surface of the roller 1. The ceramic block 2 is connected with the roller 1 through a vulcanized rubber layer 3. In the vulcanized rubber layer 3, an aramid fiber net is laid.
As shown in fig. 2, the ceramic block 2 is provided with inward recesses 22 around its periphery. Vulcanized rubber is filled in the recess 22 and integrally connected with the vulcanized rubber layer 2.
As shown in fig. 3, the bottom surface of the ceramic block is provided with an inward groove 21, and vulcanized rubber is filled in the groove 21 and is connected with the vulcanized rubber layer 2 into a whole.
The manufacturing method of the wear-resistant roller comprises the following steps:
the surface of the roller 1 is wrapped by unvulcanized rubber, and a vulcanizing agent is added into the unvulcanized rubber.
The surface of the unvulcanized rubber is paved with the aramid fiber net, the aramid fiber net can be embedded into the unvulcanized rubber by applying pressure, or the surface of the aramid fiber net is continuously coated with the unvulcanized rubber, and the aramid fiber net is buried into the unvulcanized rubber.
The ceramic blocks 2 are sequentially laid on the surface of unvulcanized rubber.
Heating the unvulcanized rubber to enable the unvulcanized rubber to flow, pressing the ceramic block 2 to embed the ceramic block 2 into the unvulcanized rubber, wherein in the pressing process, the ceramic block 2 presses the unvulcanized rubber below, part of the unvulcanized rubber is filled into the notch 22 of the ceramic block, and the unvulcanized rubber in the notch 22 is connected with the unvulcanized rubber on the surface of the roller 1; meanwhile, part of unvulcanized rubber is filled in the groove 21, the top of the groove 21 can be larger than the mouth, and rubber macromolecules can be filled in the groove 21 after entering the groove 21 due to the release of wound polymer molecules.
Heating to the vulcanization reaction temperature of the unvulcanized rubber and keeping the temperature to perform vulcanization crosslinking reaction on the unvulcanized rubber for curing. The unvulcanized rubber in the recess 22 and the groove 21 is integrally molded with the unvulcanized rubber on the surface of the drum 1.
Example 4
Referring to fig. 4, two half cylindrical mold units 5 are provided, and a ceramic block embedding groove 4 is disposed on the inner surface of each mold unit 5.
And placing the ceramic block in the ceramic block embedding groove 4, protruding out of the ceramic block embedding groove 4, laying unvulcanized rubber, and laying an aramid fiber net in the unvulcanized rubber. The two half-cylindrical mold units 5 are fastened to the drum 1 so that the unvulcanized rubber surrounds and covers the drum 1. The edges of the two mould units 5 can be fixed by bolts, for example, similar to the fixing mode of a hoop, so as to form a cylindrical mould; the edges of the two mould units 5 may be left with a gap.
The mould unit 5 is elastic and can be made of alloy material, for example, a roller which is sleeved with a cylindrical mould and needs to be vulcanized is sent into a vulcanizing tank to be pressurized to 10MP, and the mould unit 5 deforms towards the roller, thereby pressurizing the ceramic blocks and the unvulcanized rubber.
And then heating for vulcanization.
Compared with the wear-resistant ceramic roller disclosed in CN204872653U, the ceramic rubber plate is replaced by the ceramic block which is an inorganic material, so that the roller is not affected and aged in the heating and vulcanizing process, and the service life is longer. In addition, the abrasion resistance of the inorganic ceramic block is better than that of the ceramic veneer.
Compared with the wear-resistant ceramic roller disclosed in CN204872653U, the wear-resistant ceramic roller does not use more glue, is directly vulcanized and molded by rubber at one time, and obtains the bonding strength which is not inferior to that of CN204872653U under the condition of the same thickness of the vulcanized rubber layer. Compared with the traditional vulcanized rubber bonding, the bonding strength of the rubber is obviously improved.
The embodiments of the present invention have been described in detail, but the embodiments are merely examples, and the present invention is not limited to the embodiments described above. Any equivalent modifications and substitutions to those skilled in the art are also within the scope of the present invention. Accordingly, equivalent changes and modifications made without departing from the spirit and scope of the present invention should be covered by the present invention.
Claims (8)
1. A method for manufacturing a wear-resistant roller is characterized by comprising the following steps:
step 1, providing a cylindrical mold, paving a ceramic block on the inner surface of the cylindrical mold, and then paving unvulcanized rubber, wherein the unvulcanized rubber covers the ceramic block and the inner surface of the cylindrical mold which is not covered by the ceramic block; placing the roller in a cylindrical mold, and covering and surrounding the surface of the roller by unvulcanized rubber, so that the unvulcanized rubber is wrapped on the surface of the roller; the ceramic block is attached to the surface of unvulcanized rubber;
step 2, heating unvulcanized rubber to enable the unvulcanized rubber to flow; pressing the ceramic block, embedding the ceramic block into unvulcanized rubber,
and 3, heating to the vulcanization reaction temperature of the unvulcanized rubber, and keeping the vulcanization reaction temperature of the unvulcanized rubber to perform vulcanization crosslinking reaction and cure the unvulcanized rubber.
2. The method of claim 1, wherein the cylindrical mold is provided at an inner surface thereof with a recessed ceramic block fitting groove, the ceramic block is placed in the ceramic block fitting groove, and a surface of the ceramic block facing the unvulcanized rubber protrudes from the ceramic block fitting groove.
3. The method of claim 1, wherein the cylindrical mold is capable of being deformed under pressure to apply pressure to the cylindrical mold, the device being a vulcanizing boiler, the deformation causing the cylindrical mold to apply pressure to the ceramic block and the unvulcanized rubber.
4. A method according to claim 3, wherein said cylindrical mould has a resilience which allows said deformation of the cylindrical mould upon said pressing.
5. The method of claim 4, wherein the pressure application device is a vulcanizing tank: and (4) conveying the roller sleeved with the cylindrical mold into a vulcanizing tank to pressurize to 10MP so as to pressurize the cylindrical mold.
6. The method of claim 1, wherein a mesh is laid in the unvulcanized rubber; the web is embedded in the unvulcanized rubber by pressing or the web is embedded in the unvulcanized rubber by coating the surface of the web with the unvulcanized rubber.
7. The method of claim 1, wherein at least a portion of the edge region of the periphery of the ceramic block is provided with a recessed configuration; when the unvulcanized rubber can flow, the ceramic block is pressed, after the unvulcanized rubber is extruded by the ceramic block, part of the unvulcanized rubber is filled into the recessed structure from the lower part of the ceramic block, and the unvulcanized rubber in the recessed structure is connected with the unvulcanized rubber on the surface of the roller into a whole.
8. The method of claim 1, wherein the surface of the ceramic block contacting the unvulcanized rubber is provided with a second recessed structure, the ceramic block is pressed when the unvulcanized rubber is capable of flowing, after the unvulcanized rubber is pressed by the ceramic block, part of the unvulcanized rubber is filled into the second recessed structure from below the ceramic block, and the unvulcanized rubber in the second recessed interface is integrally connected with the unvulcanized rubber on the surface of the drum; and/or
The surface of the ceramic block, which is in contact with the unvulcanized rubber, is provided with the protrusions, and when the unvulcanized rubber can flow, the ceramic block is pressed, and the protrusions are pressed into the unvulcanized rubber.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55135015A (en) * | 1979-04-11 | 1980-10-21 | Nippon Tsusho Kk | Lagging material for belt conveyor pulley |
| CN101134385A (en) * | 2006-08-31 | 2008-03-05 | 廖政宗 | Belt conveyer tumbling cylinder surface coating ceramic technique and the ceramic tumbling cylinder manufactured by said technique |
| CN202130826U (en) * | 2011-05-23 | 2012-02-01 | 上海德耐赛橡胶技术有限公司 | Rubber plate embedded with an abrasion-proof ceramic block |
| CN202897439U (en) * | 2012-11-27 | 2013-04-24 | 唐山市达泰科技有限公司 | Conveyor driving rotary drum rubber coating mechanism |
| CN206528965U (en) * | 2017-02-28 | 2017-09-29 | 山西东昌实业有限公司 | A kind of belt conveyer roller of ceramic encapsulated |
| CN207844263U (en) * | 2018-01-29 | 2018-09-11 | 焦作科瑞森重装股份有限公司 | A kind of ceramic offset plate of belt conveyor's pulley and the ceramic blanket cylinder of ribbon conveyer |
| CN209758341U (en) * | 2019-04-05 | 2019-12-10 | 湖南西拓新材料科技有限公司 | Wear-resisting type pottery rubber coating cylinder |
-
2020
- 2020-05-07 CN CN202010376166.9A patent/CN111497087B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55135015A (en) * | 1979-04-11 | 1980-10-21 | Nippon Tsusho Kk | Lagging material for belt conveyor pulley |
| CN101134385A (en) * | 2006-08-31 | 2008-03-05 | 廖政宗 | Belt conveyer tumbling cylinder surface coating ceramic technique and the ceramic tumbling cylinder manufactured by said technique |
| CN202130826U (en) * | 2011-05-23 | 2012-02-01 | 上海德耐赛橡胶技术有限公司 | Rubber plate embedded with an abrasion-proof ceramic block |
| CN202897439U (en) * | 2012-11-27 | 2013-04-24 | 唐山市达泰科技有限公司 | Conveyor driving rotary drum rubber coating mechanism |
| CN206528965U (en) * | 2017-02-28 | 2017-09-29 | 山西东昌实业有限公司 | A kind of belt conveyer roller of ceramic encapsulated |
| CN207844263U (en) * | 2018-01-29 | 2018-09-11 | 焦作科瑞森重装股份有限公司 | A kind of ceramic offset plate of belt conveyor's pulley and the ceramic blanket cylinder of ribbon conveyer |
| CN209758341U (en) * | 2019-04-05 | 2019-12-10 | 湖南西拓新材料科技有限公司 | Wear-resisting type pottery rubber coating cylinder |
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Inventor after: Zhou Ningxin Inventor before: Zhou Ningxin Inventor before: Da Yongli |