CN112208190A - Forming die and method for ceramic rubber steel three-in-one lining plate - Google Patents

Forming die and method for ceramic rubber steel three-in-one lining plate Download PDF

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Publication number
CN112208190A
CN112208190A CN202011009088.5A CN202011009088A CN112208190A CN 112208190 A CN112208190 A CN 112208190A CN 202011009088 A CN202011009088 A CN 202011009088A CN 112208190 A CN112208190 A CN 112208190A
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China
Prior art keywords
plate
ceramic
steel
rubber
cavity
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CN202011009088.5A
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CN112208190B (en
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杨政
汤志军
李勇
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Hunan Jingcheng Special Ceramic Co ltd
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Hunan Jingcheng Special Ceramic Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B32B37/1284Application of adhesive

Abstract

The invention discloses a forming die and a method for a ceramic rubber steel three-in-one lining plate, wherein the forming die comprises a cavity plate and a rubber inlet plate, one or a plurality of cavities are arranged on the cavity plate, a push plate and a ceramic positioning plate are placed in the cavities, and the ceramic positioning plate is used for positioning a ceramic plate to prevent the ceramic plate from moving; the side wall of the cavity plate is provided with an opening, a steel plate supporting assembly is arranged in the opening, the steel plate supporting assembly can move in the opening under the pulling or pushing action, and the steel plate supporting assembly stretches into the cavity under the pushing action and is used for supporting a steel plate, so that a certain gap is reserved between the steel plate and the ceramic plate, and a rubber layer is formed in the gap after glue injection. The forming process has the advantages of higher automation degree, efficiency improved by more than 35% compared with flat plate vulcanization, low energy consumption, stable quality, rubber loss reduced by more than 20% compared with flat plate vulcanization, and remarkable economic benefit.

Description

Forming die and method for ceramic rubber steel three-in-one lining plate
Technical Field
The invention relates to a forming die and a forming method, in particular to a forming die and a forming method for a ceramic rubber steel three-in-one lining plate.
Background
The lining plate is an important part of the material conveying chute and is connected with the chute body through bolts, and materials are conveyed to the chute through a belt and transferred to another conveying line. Because of the certain drop height, speed and square amount of belt conveying, the transfer chute has to have wear resistance and to be subjected to strong impact force. The existing lining plate is generally made of wear-resistant materials such as high-manganese steel, high-chromium alloy steel and the like. Both of the above-mentioned liners have a number of drawbacks, one of which is: the high-manganese steel resists certain impact, is relatively cheap, and can only be used for half a maintenance period; the second step is as follows: the high-chromium alloy steel has good wear resistance and impact resistance, but high price. The existing vulcanization molding mainly adopts a flat vulcanizing machine for vulcanization, and has low efficiency, high energy consumption and unstable quality.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects and shortcomings in the background technology, and provide a forming die and a method for a ceramic rubber steel three-in-one lining plate so as to improve the efficiency and the product quality.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
a forming die for a ceramic-rubber-steel three-in-one lining plate comprises a cavity plate and a rubber inlet plate, wherein one or a plurality of cavities are formed in the cavity plate, a push plate and a ceramic positioning plate are placed in the cavities, and the ceramic positioning plate is used for positioning a ceramic plate to prevent the ceramic plate from moving; the side wall of the cavity plate is provided with an opening, a steel plate supporting assembly is arranged in the opening, the steel plate supporting assembly can move in the opening under the pulling or pushing action, and the steel plate supporting assembly stretches into the cavity under the pushing action and is used for supporting a steel plate, so that a certain gap is reserved between the steel plate and the ceramic plate, and a rubber layer is formed in the gap after glue injection.
Furthermore, a through hole is formed in the steel plate and serves as a glue inlet.
Furthermore, a plurality of positioning grooves are arranged on the ceramic positioning plate side by side and used for placing the ceramic plate in the positioning grooves for positioning.
Furthermore, the positioning grooves are separated by ribs.
Furthermore, the opening on the side wall of the cavity plate comprises a first hole formed on the outer side of the side wall and a second hole formed on the inner side of the side wall and communicated with the first hole, and the diameter of the first hole is larger than that of the second hole.
Furthermore, the steel plate supporting component comprises a pull rod, a supporting rod and a spring, the pull rod is arranged in the first hole, the supporting rod is fixedly arranged at one end of the pull rod and extends into the second hole, and the spring is sleeved on the supporting rod and is positioned in the first hole.
Furthermore, the pull rod and the support rod are integrated.
Furthermore, the outer end of the pull rod is provided with a limiting block for limiting when the support rod extends into the cavity.
Furthermore, a pneumatic limiter is arranged outside the cavity plate and used for pulling or pushing the pull rod to enable the pull rod to move in the opening.
The invention provides a method for molding a ceramic rubber steel three-in-one lining plate by adopting the mold, which comprises the following steps:
s1, sequentially placing a push plate and a ceramic positioning plate into a cavity, and then placing a ceramic plate on the ceramic positioning plate for positioning;
s2, pushing the steel plate supporting assembly to stretch into the cavity, and placing a steel plate on the part of the steel plate supporting assembly stretching into the cavity to enable a certain gap to be reserved between the steel plate and the ceramic plate;
s3, injecting rubber into a gap between the steel plate and the ceramic plate;
s4, pulling the steel plate supporting assembly, and pulling the part of the steel plate supporting assembly extending into the cavity out of the cavity to enable the rubber to fill the whole cavity;
s5, vulcanizing rubber, namely vulcanizing and bonding the ceramic plate and the steel plate together through the rubber to form a ceramic-rubber-steel three-in-one lining plate, and then pushing the push plate to take out the lining plate.
Compared with the prior art, the invention has the beneficial effects that:
rubber is injected between the ceramic and the steel plate through the special die, and the steel plate and the ceramic are connected through vulcanized rubber to form the ceramic, rubber and steel plate three-in-one lining plate formed through injection vulcanization molding. Through setting up steel sheet supporting component, can be more convenient carry out rubber injection, improved degree of automation and shaping efficiency to guarantee that the product quality is stable. The forming process has the advantages of higher automation degree, efficiency improved by more than 35% compared with flat plate vulcanization, low energy consumption, stable quality, rubber loss reduced by more than 20% compared with flat plate vulcanization, and remarkable economic benefit. The lining plate fully exerts the wear resistance of ceramic and the buffering performance of rubber, has long service life, prolongs the overhaul period (by more than 1 time), and is convenient to replace and maintain. The chute can be applied to material conveying chutes such as mines, ports, coal washing, electric power, cement and the like.
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 introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a front view of a triple play liner of one embodiment of the present invention;
FIG. 2 is a cross-sectional view of a tri-in-one liner of one embodiment of the present invention;
FIG. 3 is a schematic view of a ceramic locating plate according to an embodiment of the present invention;
FIG. 4 is a schematic view of a cavity plate according to an embodiment of the invention;
FIG. 5 is a view A-A of FIG. 4;
fig. 6 is an enlarged view of the connection portion of the steel plate support assembly and the cavity plate in fig. 5.
Wherein: 1. a steel plate; 2. a rubber layer; 3. a ceramic plate; 4. a ceramic positioning plate; 41. positioning a groove; 5. a cavity plate; 51. a cavity; 52. a first hole; 53. a second hole; 6. feeding a rubber plate; 7. pushing the plate; 8. a steel plate support assembly; 81. a pull rod; 82. a support bar; 83. a spring.
Detailed Description
In order to facilitate understanding of the invention, the invention will be described more fully and in detail with reference to the accompanying drawings and preferred embodiments, but the scope of the invention is not limited to the specific embodiments below.
Unless otherwise defined, all terms of art used hereinafter have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the present invention.
Referring to fig. 1 and 2, an injection-vulcanization molded ceramic, rubber, and steel plate three-in-one liner plate according to an embodiment of the present invention includes a steel plate 1, a ceramic plate 3, and a rubber layer 2 formed by vulcanization molding between the two plates to connect and fix the steel plate 1 and the ceramic plate. As shown in fig. 1, the ceramic sheets 3 include a plurality of ceramic sheets spliced to have the same length and width as the steel plate 1, and the ceramic sheets 3 may be ZTA. The steel plate 1 is provided with through holes as glue inlet holes, rubber is injected into an interlayer between the steel plate 1 and the ceramic plate 3 through the special die, and 4 glue inlet holes are preferably arranged.
As shown in fig. 3, a plurality of positioning grooves 41 are arranged side by side on the ceramic positioning plate 4 of an embodiment, so as to place the ceramic plate 3 in the positioning grooves 41 for positioning, and prevent the position of the ceramic plate 3 from moving during glue injection and vulcanization. The positioning grooves 41 are separated by ribs with small height, so long as positioning can be realized, and connection and fixation of the adjacent ceramic plates 3 through rubber are not influenced.
Referring to fig. 4-6, the special-purpose forming and vulcanizing mold of one embodiment of the present invention comprises a cavity plate 5 and a rubber inlet plate 6 on top of the cavity plate 5. One or more cavities 51 are arranged on the cavity plate 5, and the three-in-one lining plate is molded in the cavities 51. In the injection molding, the push plate 7 is placed at the bottom of the cavity 51, and then the ceramic positioning plate 4 is placed on the push plate 7.
The steel plate supporting assembly 8 is arranged on the side wall of the cavity plate 5. Specifically, as shown in fig. 6, a first hole 52 is formed in the side wall of the cavity plate 5 in the horizontal direction on the outer side of the side wall, and a second hole 53 coaxial with and communicating with the first hole 52 is formed in the inner side of the side wall, and the first hole 52 is larger in diameter than the second hole 53. The plate support assembly 8 includes a pull rod 81, a support rod 82 and a spring 83, the pull rod 81 being disposed within the first bore 52 and having a diameter matching the first bore 52. The support rod 82 extends into the second hole 53 and has a diameter matching the second hole 53. The supporting rod 82 is fixedly arranged at one end of the pull rod 81, and the supporting rod and the pull rod can be integrated. The spring 83 is sleeved on the support rod 82 and positioned in the first hole 52, and one end of the spring is contacted with the end part of the pull rod 81, and the other end of the spring is contacted with the vertical side wall of the first hole 52.
As shown in FIG. 6, a limiting block can be arranged at the outer end of the pull rod 81, the diameter of the limiting block is larger than that of the first hole 52, when the supporting rod 82 extends into the cavity 51, the limiting block is tightly attached to the outer wall of the cavity plate 5 for limiting, and the length of the supporting rod 82 extending into the cavity 51 at each time can be accurately controlled.
A pneumatic limiter is arranged outside the cavity plate 5, and the pull rod 81 is pulled or pushed to reciprocate according to a program instruction. By pushing the pulling rod 81, the spring 83 is compressed, and the supporting rod 82 is extended into the cavity 51, and the extended portion is used for supporting the steel plate 1.
The ceramic plate 3 and the steel plate 1 are bonded together through rubber vulcanization, and the rubber layer 2 is positioned between the ceramic plate 3 and the steel plate 1. Therefore, the steel plate 1 must be suspended at a certain height during the injection process so that rubber can enter through the rubber inlet hole on the steel plate 1, the steel plate supporting assembly 8 is used for supporting the steel plate 1, and the pull rod 81 needs to be pulled outwards in the latter half of the injection process so that the rubber can fill the whole cavity 51, the product quality is improved, and the product quality is guaranteed to be stable.
The vulcanization molding method of the above embodiment includes: the cavity plate 5 is fixed on the lower heating plate of the injection machine, and the rubber inlet plate 6 is fixed on the upper heating plate. Then the push plate 7 and the ceramic positioning plate 4 are respectively placed in the cavity 51, and the ceramic plates 3 are respectively placed in the positioning grooves 41 of the ceramic positioning plate 4. The support rod 82 is then extended into the cavity 51 with the spring in a compressed state to prevent failure of the support. The steel plate 1 is placed on the support rod 82, and a gap with a certain thickness is formed between the steel plate 1 and the ceramic plate 3 at the moment, so that the steel plate 1 and the ceramic plate 3 are used for filling rubber. And (3) closing the die, injecting rubber under pressure, and injecting the flowing rubber into the interlayer between the steel plate 1 and the ceramic plate 3 through the rubber inlet holes of the rubber inlet plate 6 and the steel plate 1. In the latter half of the injection process, the pull rod 81 is pulled outward by the pneumatic stopper to a certain distance, and the spring is in a free state at the moment. And finally, vulcanizing, after the vulcanizing is finished, pushing the push plate 7 by the ejection mechanism of the injection machine to push the product out from bottom to top, taking out the product, further withdrawing the push plate 7, and repeating the operation after the operation is carried out sequentially. The process has the advantages of higher automation degree, higher efficiency by more than 35 percent compared with flat plate vulcanization, low energy consumption and stable product quality.
The foregoing is considered as illustrative of the preferred embodiments of the invention and is not to be construed as limiting the invention in any way. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.

Claims (10)

1. A forming die for a ceramic-rubber-steel three-in-one lining plate is characterized by comprising a cavity plate and a rubber inlet plate, wherein one or a plurality of cavities are formed in the cavity plate, a push plate and a ceramic positioning plate are placed in each cavity, and the ceramic positioning plate is used for positioning a ceramic plate to prevent the ceramic plate from moving; the side wall of the cavity plate is provided with an opening, a steel plate supporting assembly is arranged in the opening, the steel plate supporting assembly can move in the opening under the pulling or pushing action, and the steel plate supporting assembly stretches into the cavity under the pushing action and is used for supporting a steel plate, so that a certain gap is reserved between the steel plate and the ceramic plate, and a rubber layer is formed in the gap after glue injection.
2. The forming mold for ceramic rubber steel three-in-one liner plate as claimed in claim 1, wherein the steel plate is provided with a through hole as a glue inlet.
3. The forming mold for ceramic-rubber-steel three-in-one liner plate as claimed in claim 1, wherein the ceramic positioning plate is provided with a plurality of positioning grooves side by side for positioning the ceramic plate in the positioning grooves.
4. The forming die for ceramic rubber steel three-in-one liner plate as claimed in claim 3, wherein the positioning slots are separated by ribs.
5. The forming mold for the ceramic-rubber-steel three-in-one lining plate as claimed in any one of claims 1 to 4, wherein the openings on the sidewall of the cavity plate comprise a first hole formed on the outer side of the sidewall and a second hole formed on the inner side of the sidewall and communicated with the first hole, and the diameter of the first hole is larger than that of the second hole.
6. The forming mold for ceramic-rubber-steel three-in-one liner plate as claimed in claim 5, wherein the steel plate supporting assembly comprises a pull rod, a supporting rod and a spring, the pull rod is disposed in the first hole, the supporting rod is fixedly disposed at one end of the pull rod and extends into the second hole, and the spring is sleeved on the supporting rod and located in the first hole.
7. The forming mold for ceramic-rubber-steel three-in-one liner plate as claimed in claim 6, wherein the pull rod and the support rod are integrated.
8. The forming mold for ceramic-rubber-steel three-in-one liner plate as claimed in claim 6, wherein the outer end of the pull rod is provided with a limiting block for limiting when the support rod extends into the cavity.
9. The forming mold for ceramic-rubber-steel three-in-one liner plate as claimed in claim 6, wherein a pneumatic stopper is provided outside the cavity plate for pulling or pushing the pull rod to move in the opening.
10. The method for forming the ceramic-rubber-steel three-in-one lining plate by adopting the mold as claimed in any one of claims 1 to 9 is characterized by comprising the following steps of:
s1, sequentially placing a push plate and a ceramic positioning plate into a cavity, and then placing a ceramic plate on the ceramic positioning plate for positioning;
s2, pushing the steel plate supporting assembly to stretch into the cavity, and placing a steel plate on the part of the steel plate supporting assembly stretching into the cavity to enable a certain gap to be reserved between the steel plate and the ceramic plate;
s3, injecting rubber into a gap between the steel plate and the ceramic plate;
s4, pulling the steel plate supporting assembly, and pulling the part of the steel plate supporting assembly extending into the cavity out of the cavity to enable the rubber to fill the whole cavity;
s5, vulcanizing rubber, namely vulcanizing and bonding the ceramic plate and the steel plate together through the rubber to form a ceramic-rubber-steel three-in-one lining plate, and then pushing the push plate to take out the lining plate.
CN202011009088.5A 2020-09-23 2020-09-23 Forming die and method for ceramic rubber steel three-in-one lining plate Active CN112208190B (en)

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Application Number Priority Date Filing Date Title
CN202011009088.5A CN112208190B (en) 2020-09-23 2020-09-23 Forming die and method for ceramic rubber steel three-in-one lining plate

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Application Number Priority Date Filing Date Title
CN202011009088.5A CN112208190B (en) 2020-09-23 2020-09-23 Forming die and method for ceramic rubber steel three-in-one lining plate

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CN112208190A true CN112208190A (en) 2021-01-12
CN112208190B CN112208190B (en) 2023-03-14

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1132185A2 (en) * 2000-03-07 2001-09-12 Franco Bagni Mold part for pressing ceramic items
CN2581162Y (en) * 2002-10-14 2003-10-22 冯万春 Wear-proof impact-proof composite lining board
CN2813282Y (en) * 2005-07-19 2006-09-06 杨政 Anti compact wear resistant ceramic lining board
CN201249542Y (en) * 2008-05-30 2009-06-03 上海赛钻机械技术发展有限公司 Wear-resistant ceramic-rubber liner
CN201721076U (en) * 2010-07-12 2011-01-26 焦作李封工业有限责任公司 Wear-resistant composite ceramic lining
CN201745136U (en) * 2010-08-17 2011-02-16 江苏荣昌机械制造集团有限公司 Injection forming die of road roller damping block
CN202242166U (en) * 2011-08-18 2012-05-30 陈伟 Abrasion-resisting adhesion-proof composite mixing machine liner plate
TW201611906A (en) * 2014-09-30 2016-04-01 Hon Hai Prec Ind Co Ltd Film forming method
CN109592242A (en) * 2018-12-18 2019-04-09 余博 Boxlike polyurethane ceramic lining plate preparation method and its liner plate of manufacture
CN111421749A (en) * 2020-03-18 2020-07-17 株洲时代新材料科技股份有限公司 Manufacturing method of elastic support of gear box, product of elastic support and high-pressure die

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1132185A2 (en) * 2000-03-07 2001-09-12 Franco Bagni Mold part for pressing ceramic items
CN2581162Y (en) * 2002-10-14 2003-10-22 冯万春 Wear-proof impact-proof composite lining board
CN2813282Y (en) * 2005-07-19 2006-09-06 杨政 Anti compact wear resistant ceramic lining board
CN201249542Y (en) * 2008-05-30 2009-06-03 上海赛钻机械技术发展有限公司 Wear-resistant ceramic-rubber liner
CN201721076U (en) * 2010-07-12 2011-01-26 焦作李封工业有限责任公司 Wear-resistant composite ceramic lining
CN201745136U (en) * 2010-08-17 2011-02-16 江苏荣昌机械制造集团有限公司 Injection forming die of road roller damping block
CN202242166U (en) * 2011-08-18 2012-05-30 陈伟 Abrasion-resisting adhesion-proof composite mixing machine liner plate
TW201611906A (en) * 2014-09-30 2016-04-01 Hon Hai Prec Ind Co Ltd Film forming method
CN109592242A (en) * 2018-12-18 2019-04-09 余博 Boxlike polyurethane ceramic lining plate preparation method and its liner plate of manufacture
CN111421749A (en) * 2020-03-18 2020-07-17 株洲时代新材料科技股份有限公司 Manufacturing method of elastic support of gear box, product of elastic support and high-pressure die

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