JPH0794342B2 - Method for manufacturing dry-molded roof tile - Google Patents
Method for manufacturing dry-molded roof tileInfo
- Publication number
- JPH0794342B2 JPH0794342B2 JP1180158A JP18015889A JPH0794342B2 JP H0794342 B2 JPH0794342 B2 JP H0794342B2 JP 1180158 A JP1180158 A JP 1180158A JP 18015889 A JP18015889 A JP 18015889A JP H0794342 B2 JPH0794342 B2 JP H0794342B2
- Authority
- JP
- Japan
- Prior art keywords
- roof tile
- product
- binder
- dry
- molding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims description 17
- 238000004519 manufacturing process Methods 0.000 title claims description 15
- 238000000465 moulding Methods 0.000 claims description 18
- 239000011230 binding agent Substances 0.000 claims description 15
- 238000010304 firing Methods 0.000 claims description 13
- 239000002994 raw material Substances 0.000 claims description 13
- 239000004927 clay Substances 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 238000004056 waste incineration Methods 0.000 claims description 4
- 238000013329 compounding Methods 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 239000010419 fine particle Substances 0.000 claims description 2
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 238000001354 calcination Methods 0.000 claims 2
- 238000001035 drying Methods 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- 239000011449 brick Substances 0.000 description 4
- 229910000278 bentonite Inorganic materials 0.000 description 3
- 239000000440 bentonite Substances 0.000 description 3
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007730 finishing process Methods 0.000 description 2
- 239000002440 industrial waste Substances 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000010791 domestic waste Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- -1 frit Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000011802 pulverized particle Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009291 secondary effect Effects 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Compositions Of Oxide Ceramics (AREA)
Description
【発明の詳細な説明】 （産業上の利用分野） 本発明は、成形瓦の製造方法に係り、特に窯業焼成品の
不良品を含む粉砕物、廃棄物焼成粉砕物等を骨材とし、
瓦の成形時に加水混合をしないいわゆる乾式成形瓦の製
造方法に関する。Description: TECHNICAL FIELD The present invention relates to a method for manufacturing a molded roof tile, and in particular, a crushed product including defective products of a ceramic firing product, a waste firing crushed product, and the like are aggregates,
The present invention relates to a method for producing a so-called dry-molded roof tile in which water is not mixed when molding the roof tile.
（従来の技術） 従来の成形瓦は、第２図に示すように原料を粘土として
これを混練粗砕し、加水混合する混合工程１、上記混合
物を成形した後乾燥し施ゆうする成形工程２、窯炉中で
焼成する焼成工程３を含むものであった。(Prior Art) As shown in FIG. 2, a conventional molding tile is a mixing step 1 in which a raw material is clay, which is kneaded and crushed and then water-mixed, and a molding step 2 in which the above mixture is molded, dried, and then applied. The firing step 3 of firing in a kiln was included.
（発明が解決しようとする課題） 上記従来技術は、原料として粘土を主成分とするもので
あるため乾燥工程２を必須としているが、乾燥に伴う収
縮および歪が発生し、製品歩留りが低下する問題点があ
り、原価低減対策ならびに省エネルギーの観点からの改
善も大きな課題となっていた。本発明は従来技術の上記
課題を解決し、低原価で品質の優れた乾式成形瓦の製造
方法を提供することを目的とするものである。(Problems to be Solved by the Invention) The above-mentioned conventional technique requires the drying step 2 because clay is the main component as a raw material, but shrinkage and distortion occur due to drying, and the product yield decreases. There were problems, and cost reduction measures and improvements from the viewpoint of energy saving were also major issues. SUMMARY OF THE INVENTION It is an object of the present invention to solve the above-mentioned problems of the prior art and to provide a method for manufacturing a dry-molded roof tile of low cost and excellent quality.
（課題を解決するための手段） 上記の目的は、粘土に替えて窯業焼成品、廃棄物焼却灰
と粘土の混合焼成物、廃棄物焼却灰の溶融冷却生成物を
原料とし、該原料を粉砕して細粒化する粉砕工程と、前
記原料粉砕物の少なくとも１つを骨材とし、これにバイ
ンダを添加し、前記骨材とバインダの成分重量比を７〜
9:3〜１で混合する配合工程と、この配合生成物を加圧
成形したのち施ゆうする成形工程と、窯炉中で加熱する
焼成工程を備える製造方法によって達成される。また上
記成形後には施ゆうせず、前記焼成の高温時に酸素供給
を減じて還元するか若しくは酸素遮断していぶしをかけ
てもよく、さらに焼成品を冷却したのち樹脂を浸透する
過程を付加する製造方法であってもよい。(Means for Solving the Problems) The above-mentioned object is to use ceramic firing products in place of clay, mixed firing products of waste incineration ash and clay, and melted and cooled products of waste incineration ash as raw materials, and pulverize the raw materials. And a pulverization step of making the material into fine particles, and at least one of the raw material pulverized materials is used as an aggregate, and a binder is added to the aggregate, and the component weight ratio of the aggregate to the binder is 7 to
It is achieved by a manufacturing method including a compounding step of mixing at 9: 3 to 1, a molding step of press-molding the compounded product, and then a heating step in a kiln. Further, after the above-mentioned molding, it is possible to reduce the oxygen supply at the time of the high temperature of the above-mentioned firing to reduce it or to block it by blocking the oxygen, and to add a step of cooling the fired product and then infiltrating the resin. It may be a manufacturing method.
（作用） 上記構成の製造方法によれば、成形瓦の原料に粘土を使
用せず、瓦、煉瓦、陶磁器等の窯業焼成品の不良品や破
損品を粉砕した粉砕物、一般廃棄物の焼却灰と粘土の混
合焼成粉砕物、または一般廃棄物の溶融粉砕物を骨材と
して再利用することができ、しかも加水混合せずに成形
され、これによって乾燥過程が割愛され製品歩留りが向
上し、省エネルギーに寄与するいわゆる乾式成形瓦の焼
成が可能となる。(Operation) According to the manufacturing method of the above configuration, the clay is not used as the raw material of the molded roof tile, and the incineration of crushed tiles, bricks, ceramics, etc. It is possible to reuse the mixed crushed crushed product of ash and clay, or the molten crushed product of general waste as aggregate, and it is molded without mixing with water, whereby the drying process is omitted and the product yield is improved, It is possible to fire a so-called dry-molded roof tile that contributes to energy saving.
（実施例） 本発明の一実施例を図面と共に説明する。第１図は本発
明に係る乾式焼成瓦の製造方法の一実施例を示す工程図
である。Embodiment An embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a process drawing showing an embodiment of the method for producing a dry-fired roof tile according to the present invention.
〈粉砕工程11〉 本実施例の特徴の１つである原料は瓦、煉瓦、陶磁器等
の窯業焼成品、または産業廃棄物、家庭のごみを含む一
般廃棄物の焼却による生成灰に粘土を加えて混合しこれ
を高温加熱して焼成した焼成物、または前記廃棄物を一
旦溶融したのち冷却して得られる生成物を使用する。こ
れらの原料はジョークラッシャ、インパクトクラッシャ
を使用して２〜3mmの粒度に粉砕しふるい機にかけて骨
材とする。<Pulverization step 11> One of the features of this embodiment is that the raw material is ceramic fired products such as roof tiles, bricks, ceramics, etc., or clay is added to the ash produced by incineration of industrial waste and general waste including household waste. And a product obtained by once melting and then cooling the waste is used. These raw materials are crushed to a particle size of 2 to 3 mm by using a jaw crusher and an impact crusher, and then passed through a sieving machine to form an aggregate.
〈配合工程12〉 上記骨材のうち少なくとも１つを選定し、これにベント
ナイト、フリットをバインダとして混合する。目的とす
る成形瓦の形状により焼成粉砕物とバインダの構成重量
比は適宜に選択されるが、本実施例では、窯業焼成品の
粉砕粒75重量％に対して、バインダはベントナイト14重
量％、フリット11重量％とし、これらを混合機にかけて
混合する。なお、本発明に使用されるバインダとして
は、上記実施例のほか、粘土、ベントナイトで代表され
る常温下で原料との結合力を有するいわゆる常温型バイ
ンダと、水ガラス、フリット、ガラス粉のような加熱下
で原料との結合力を有するいわゆる加熱型バインダとを
混合した混合バインダが使用される。<Compounding Step 12> At least one of the above aggregates is selected and bentonite and frit are mixed as a binder. The composition weight ratio of the fired pulverized product and the binder is appropriately selected depending on the shape of the target shaped roof tile, but in the present example, the binder is bentonite 14 wt% with respect to 75 wt% of the pulverized particles of the ceramic fired product, Make the frit 11% by weight and mix them in a mixer. As the binder used in the present invention, in addition to the above examples, clay, so-called room temperature type binder having a binding force with the raw material at room temperature represented by bentonite, water glass, frit, glass powder, etc. A mixed binder obtained by mixing a so-called heating type binder having a binding force with the raw material under various heating is used.
〈成形工程13〉 上記混合物を高圧成形プレスにより所定の瓦形状に乾式
成形し、必要に応じ通常のゆう薬を使用してスプレー施
ゆうする着色工程である。本実施例の成形瓦の形状とし
ては、比較的単純な形状を有する瓦の成形に向いてお
り、上記配合では、屋根の煉瓦（のし瓦、丸瓦、冠瓦な
どがある）の成形に好適である。<Molding Step 13> This is a coloring step in which the above mixture is dry-molded into a predetermined roof tile shape by a high-pressure molding press, and sprayed by using an ordinary wax as needed. The shape of the molded roof tile of this embodiment is suitable for molding a roof tile having a relatively simple shape, and the above composition is suitable for molding roof bricks (such as a roof tile, a round roof tile, and a roof tile). It is suitable.
〈焼成工程14〉 窯詰めして窯炉内で1000℃内外の温度で焼成する。窯炉
内において高温からの冷却過程で、空気供給量を減じて
燃料のみを供給し酸素不足状態のなかで還元瓦を焼成す
るか若しくは空気（したがって酸素）を遮断していぶし
瓦を焼成することも可能である。還元瓦、いぶし瓦の焼
成時には前工程の施ゆうを割愛する。<Firing process 14> Kilns are packed and fired at a temperature of 1000 ° C inside or outside in a kiln. In the process of cooling from high temperature in the kiln, reduce the air supply and supply only the fuel to burn the reducing roof tile in an oxygen-deficient state, or shut off the air (and thus oxygen) to burn the fukuro roof tile. Is also possible. Omit the previous process when firing the reduction tile and the Ibushi tile.
〈仕上工程15〉 焼成工程14を終了し窯出しした焼成瓦に樹脂剤、例えば
シリコン樹脂を浸透させ、防水性を付与する工程である
が、敢えて防水性を必要としない製品瓦には本工程は割
愛することができる。<Finishing process 15> This is a process of imparting waterproofness by infiltrating a resin agent, for example, a silicon resin, into the fired roof tile that has been fired after finishing the firing step 14, but this step is used for product roof tiles that do not require waterproofness. Can be omitted.
本実施例の成形瓦は、製品として通常の製法による成形
瓦に比して、寸法と形状の安定性が優れ、比較的薄肉の
軽量瓦によく、特に煉瓦として好適であり、屋根瓦とし
ては通常の成形瓦と併用し広範な使用が可能であり、常
温強度ならびに低温強度ともに十分な性能を有し凍害の
心配がないことが発明者らの実験から明らかにされた。Molded roof tile of the present embodiment, as compared to a molded roof tile manufactured by a normal manufacturing method as a product, excellent in size and shape stability, good for relatively thin-walled lightweight roof tile, particularly suitable as a brick, as a roof tile It was revealed from the experiments by the inventors that they can be used in a wide range in combination with ordinary molded roof tiles, have sufficient strength in both room temperature strength and low temperature strength, and have no fear of frost damage.
また本発明の成分配合は、上記実施例のほか焼成物、溶
融冷却生成物を原料とした場合も含めて骨材と前記バイ
ンダの混合割合は７〜9:3〜１重量比で製品化が可能で
ある。In addition to the above examples, the components of the present invention can be commercialized at a mixing ratio of the aggregate and the binder of 7 to 9: 3-1 by weight, including the case of using a fired product and a melt-cooled product as a raw material. It is possible.
（発明の効果） 本発明の実施により、乾燥工程をなくしたことによる省
エネルギー効果と、成形瓦の主要材料を低原価で得られ
ることによる製品原価の低減が実現し、成形瓦の乾燥に
伴う収縮および歪が防止され製品歩留りが向上した。加
えて多量の産業廃棄物のほか一般廃棄物の再利用が図ら
れるという顕著な副次的効果が得られるものである。(Effects of the Invention) By implementing the present invention, the energy saving effect by eliminating the drying step and the product cost reduction by obtaining the main material of the molding roof tile at a low cost are realized, and the shrinkage accompanying the drying of the molding roof tile is realized. And distortion is prevented and product yield is improved. In addition, the remarkable secondary effect of recycling large amounts of industrial waste as well as general waste can be obtained.
第１図は、本発明に係る乾式成形瓦の製造方法の一実施
例の工程図、第２図は従来一般の成形瓦の製造方法の工
程図である。 11……粉砕工程、12……混合工程 13……成形工程、14……焼成工程 15……仕上工程FIG. 1 is a process drawing of an embodiment of a method for manufacturing a dry molding roof tile according to the present invention, and FIG. 2 is a process drawing of a conventional method for manufacturing a conventional molding roof tile. 11 …… Crushing process, 12 …… Mixing process 13 …… Molding process, 14 …… Firing process 15 …… Finishing process
Claims (4)
成物、廃棄物焼却灰の溶融冷却生成物を原料とし、該原
料を粉砕して細粒化する粉砕工程11と、前記原料粉砕物
の少なくとも１つを骨材とし、これにバインダを添加
し、前記骨材と前記バインダの成分重量比を７〜9:3〜
１で混合する配合工程12と、上記配合生成物を加圧成形
したのち施ゆうする成形工程13と、窯炉中で加熱する焼
成工程14を備えることを特徴とする乾式成形瓦の製造方
法。1. A crushing step 11 for crushing the raw material of a ceramic calcination product, a mixed calcination product of waste incineration ash and clay, and a melting and cooling product of the waste incineration ash into fine particles, and the raw material. At least one of the pulverized materials is used as an aggregate, and a binder is added to this, and the weight ratio of the components of the aggregate and the binder is 7 to 9: 3
1. A method for producing a dry-molded roof tile, comprising: a compounding step 12 of mixing in 1), a molding step 13 of press-molding the above-mentioned compounded product, and a heating step 14 of heating in a kiln.
バインダを配合したものであることを特徴とする請求項
１記載の乾式成形瓦の製造方法。2. The method for producing a dry-molded roof tile according to claim 1, wherein the binder is a mixture of a room-temperature type binder and a heating type binder.
焼成工程14は高温時に酸素供給を減じて還元するか若し
くは酸素遮断していぶしをかけることを特徴とする請求
項１記載の乾式成形瓦の製造方法。3. The molding step 13 is not performed, and the firing step 14 is performed by reducing the oxygen supply to reduce the oxygen supply or blocking the oxygen at the time of high temperature. Method for manufacturing dry-molded roof tiles.
したのち前記焼成物に樹脂を浸透する仕上工程15を付加
したことを特徴とする乾式成形瓦の製造方法。4. A method for producing a dry-molded roof tile, which is characterized by adding a finishing step 15 of cooling a fired product and then infiltrating a resin into the fired product, following the firing process 14 of claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1180158A JPH0794342B2 (en) | 1989-07-14 | 1989-07-14 | Method for manufacturing dry-molded roof tile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1180158A JPH0794342B2 (en) | 1989-07-14 | 1989-07-14 | Method for manufacturing dry-molded roof tile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0345551A JPH0345551A (en) | 1991-02-27 |
| JPH0794342B2 true JPH0794342B2 (en) | 1995-10-11 |
Family
ID=16078413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1180158A Expired - Fee Related JPH0794342B2 (en) | 1989-07-14 | 1989-07-14 | Method for manufacturing dry-molded roof tile |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0794342B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109397958A (en) * | 2018-12-13 | 2019-03-01 | 禹州市锦丰源瓷业有限公司 | A kind of manufacture craft of six rib bottle of pottery trunk |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0375266A (en) * | 1989-08-11 | 1991-03-29 | Jiyanisu Kogyo Kk | Production of ceramics using incinerated ash of sludge as raw material |
| JPH04300235A (en) * | 1991-03-27 | 1992-10-23 | Taiyo Yuden Co Ltd | Production of ceramic body |
| JPH0558707A (en) * | 1991-09-06 | 1993-03-09 | Art Ceramic Kk | Method of manufacturing artificial stone or tile using waste |
| JP2998679B2 (en) * | 1997-02-26 | 2000-01-11 | 日本電気株式会社 | Semiconductor memory device and method of manufacturing the same |
| KR20010016559A (en) * | 2000-12-20 | 2001-03-05 | 이성심 | Tile products using sludge-burned ash |
| KR100949079B1 (en) * | 2007-12-21 | 2010-03-22 | 주식회사 영진공영 | Pipe support device for plumbing |
-
1989
- 1989-07-14 JP JP1180158A patent/JPH0794342B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109397958A (en) * | 2018-12-13 | 2019-03-01 | 禹州市锦丰源瓷业有限公司 | A kind of manufacture craft of six rib bottle of pottery trunk |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0345551A (en) | 1991-02-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |