JPH0421801Y2 - - Google Patents
Info
- Publication number
- JPH0421801Y2 JPH0421801Y2 JP4744886U JP4744886U JPH0421801Y2 JP H0421801 Y2 JPH0421801 Y2 JP H0421801Y2 JP 4744886 U JP4744886 U JP 4744886U JP 4744886 U JP4744886 U JP 4744886U JP H0421801 Y2 JPH0421801 Y2 JP H0421801Y2
- Authority
- JP
- Japan
- Prior art keywords
- mold
- molds
- plate glass
- glass
- 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
Links
- 238000000465 moulding Methods 0.000 claims description 25
- 239000005357 flat glass Substances 0.000 claims description 24
- 238000001816 cooling Methods 0.000 claims description 17
- 238000000926 separation method Methods 0.000 claims 1
- 239000011521 glass Substances 0.000 description 6
- 238000007664 blowing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
Landscapes
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Description
【考案の詳細な説明】
（産業上の利用分野）
本考案は軟化点近くまで加熱した板ガラスを曲
げ成形した後、同一箇所で急冷強化する成形型に
関する。[Detailed Description of the Invention] (Industrial Field of Application) The present invention relates to a mold that bends and forms a plate glass heated to near its softening point and then rapidly cools and strengthens it at the same location.
（従来の技術）
板ガラスを曲げ成形する装置として第４図Ａに
示すように軟化点近くまで加熱した板ガラスＧを
ボツクス状をなす上下の成形型１００，１０１間
でプレス成形した後、第４図Ｂに示すように板ガ
ラスＧの周縁部をリングモールド１０２で保持し
た状態で、上下の成形型１００，１０１を離間
し、各成形型１００，１０１の成形面に開口する
吹出し孔１０３，１０４から冷却エアを成形後の
板ガラスＧ表面に吹付け、成形工程に連続して同
一箇所にて強化をも行うようにした装置が知られ
ている。(Prior art) As shown in FIG. 4A, as shown in FIG. 4A, an apparatus for bending sheet glass is used to press-form sheet glass G heated to near its softening point between upper and lower molds 100 and 101 forming a box shape. As shown in B, the upper and lower molds 100, 101 are separated while the peripheral edge of the plate glass G is held by the ring mold 102, and cooling is performed through the blow-off holes 103, 104 opened in the molding surface of each mold 100, 101. An apparatus is known in which air is blown onto the surface of the sheet glass G after molding to strengthen the glass at the same location following the molding process.
（考案が解決しようとする問題点）
上述した従来の成形装置において、成形後の板
ガラスＧを急冷するには、リングモールド１０２
上に板ガラスＧを載置した状態で、上下の成形型
１００，１０１をそれぞれ上下方向に離間させる
のであるが、この場合、板ガラスＧは曲げられて
いるため、板ガラスＧの中央部における板ガラス
Ｇと成形型との距離D1は板ガラスＧの周縁部に
おける成形型との距離D2よりも大となり、板ガ
ラスの中央部と周縁部における強化度が均一とな
らず、例えば破砕数等において差が生じることと
なる。(Problems to be solved by the invention) In the conventional forming apparatus described above, in order to rapidly cool the plate glass G after forming, the ring mold 102 is used.
With the plate glass G placed thereon, the upper and lower molds 100 and 101 are separated in the vertical direction, but in this case, since the plate glass G is bent, the plate glass G and the plate glass G at the center of the plate glass G are bent. The distance D 1 between the mold and the mold is larger than the distance D 2 between the peripheral edge of the glass plate G and the mold, and the degree of reinforcement between the central and peripheral parts of the glass sheet is not uniform, resulting in a difference in the number of fractures, etc. That will happen.
（問題点を解決するための手段）
上記問題点を解決すべく本考案は、冷却エアの
吹出し孔を成形面に形成した中空ボツクス状の成
形型を複数の分割型で構成し、これら分割型を互
いに接近及び離反する方向に移動可能とした。(Means for Solving the Problems) In order to solve the above problems, the present invention consists of a hollow box-shaped mold in which cooling air blowing holes are formed on the molding surface, and consists of a plurality of divided molds. can move toward and away from each other.
（作用）
成形面が凸状をなす成形型を構成する分割型に
あつては、成形時には互いに離反し冷却時には互
いに接近し、また成形面が凹状をなす成形型を構
成する分割型にあつては、成形時には互いに接近
し、冷却時には互いに離反する。(Function) In the case of split molds constituting a mold with a convex molding surface, they separate from each other during molding and approach each other during cooling; approach each other during molding, and separate from each other during cooling.
（実施例）
以下に本考案の実施例を添付図面に基いて説明
する。(Example) An example of the present invention will be described below based on the accompanying drawings.
第１図は本考案に係る成形型を適用した成形装
置の成形兼冷却部を示す図であり、この成形装置
は上方の成形型１（上型）、下方の成形型２（下
型）及びリングモールド３から成り、上方の成形
型１及び下方の成形型２はそれぞれ２つの分割型
１ａ，１ａ，２ａ，２ａに分割されている。 FIG. 1 is a diagram showing a molding/cooling section of a molding apparatus to which a mold according to the present invention is applied, and this molding apparatus includes an upper mold 1 (upper mold), a lower mold 2 (lower mold), and It consists of a ring mold 3, and the upper mold 1 and the lower mold 2 are each divided into two divided molds 1a, 1a, 2a, 2a.
分割型１ａ，１ａは下面を凸状の成形面とした
中空ボツクス状をなし、フレキシブルチユーブ４
等を介して圧気源とつながつており、成形面には
多数の冷却エアの吹出し孔５…が形成され、更に
各分割型１ａ，１ａは水平方向に移動可能とされ
た可動板６，６にシリンダユニツト７，７を介し
て支持されている。一方、分割型２ａ，２ａは上
面を凹状の成形面とした中空ボツクス状をなし、
前記分割型１ａと同様にフレキシブルチユーブ８
等を介して圧気源とつながつており、成形面には
多数の冷却エアの吹出し孔９…が形成され、更に
水平方向に移動とされた可動板１０にシリンダユ
ニツト１１を介して支持されている。 The divided molds 1a, 1a have a hollow box shape with a convex molding surface on the lower surface, and have a flexible tube 4.
The molding surface is connected to a pressurized air source through a molding surface, and a large number of cooling air blowing holes 5 are formed on the molding surface.Furthermore, each split mold 1a, 1a is connected to a movable plate 6, 6 which is movable in the horizontal direction. It is supported via cylinder units 7,7. On the other hand, the split molds 2a, 2a have a hollow box shape with a concave molding surface on the upper surface,
Flexible tube 8 similar to the split mold 1a
A large number of cooling air blow-off holes 9 are formed in the molding surface, and it is supported via a cylinder unit 11 by a movable plate 10 that is movable in the horizontal direction. .
また、リングモールド３は成形型１，２とは独
立して昇降動をなす。 Further, the ring mold 3 moves up and down independently of the molds 1 and 2.
以上の如き構成の成形装置による板ガラスＧの
成形方法を以下に述べる。 A method of forming plate glass G using the forming apparatus configured as above will be described below.
先ず分割型１ａ，１ａについては互いに離反し
た状態で上方に待機させ、分割型２ａ，２ａにつ
いては互いに接近した状態で下方に待機させる。
そしてこの状態において軟化点近くまで加熱した
板ガラスＧを成形型１，２まで搬送し、板ガラス
Ｇをリングモールド３上に受け渡す。次いで分割
型１ａ，１ａを下降、分割型２ａ，２ａを上昇さ
せることで、板ガラスＧを成形面に倣つて曲げ成
形する。このとき板ガラスＧの周縁部はリングモ
ールド３によつて支持されている。この状態を第
１図で示している。 First, the divided molds 1a, 1a are made to stand by at the top while being separated from each other, and the divided molds 2a, 2a are made to wait at the bottom while being close to each other.
In this state, the plate glass G heated to near its softening point is conveyed to the molds 1 and 2, and the plate glass G is transferred onto the ring mold 3. Next, the divided molds 1a, 1a are lowered and the divided molds 2a, 2a are raised, thereby bending and forming the plate glass G along the molding surface. At this time, the peripheral edge of the glass plate G is supported by the ring mold 3. This state is shown in FIG.
以上のようにして板ガラスＧを曲げ成形したな
らば第２図に示すように、リングモールド３によ
つて板ガラスＧの周縁部を支持した状態で、分割
型１ａ，１ａは上方に、分割型２ａ，２ａは下方
に移動せしめるとともに、成形後の板ガラスＧの
表面と各分割型の成形面との間隔が等しくなるよ
うに、分割型１ａ，１ａについては互いに接近す
るように内方に移動させ、分割型２ａ，２ａにつ
いては互いに離反するように外方に移動させる。 Once the plate glass G has been bent and formed in the above manner, as shown in FIG. , 2a are moved downward, and the split molds 1a and 1a are moved inward so as to approach each other so that the distance between the surface of the plate glass G after molding and the molding surface of each split mold is equal, The split molds 2a, 2a are moved outward so as to separate from each other.
而る後、各分割型の成形面に形成した吹出し孔
５，９から板ガラスＧの表面に冷却エアを吹付け
て板ガラスＧを急冷強化する。 Thereafter, cooling air is blown onto the surface of the glass plate G from the blow-off holes 5 and 9 formed on the molding surface of each split mold to rapidly cool and strengthen the glass plate G.
第３図は別実施例を示すものであり、この実施
例にあつては、成形型３０を３つの分割型３０ａ
…に分割し、各分割型３０ａを中空ボツクス状と
するとともに、その成形面には冷却エアの吹出し
孔３１を形成している。そして分割型３０ａ…の
うち中央の分割型については上下方向のみに移動
可能とし、左右の分割型については上下方向と左
右方向に移動可能とし、成形時にあつては左右の
分割型が中央の分割型に接近し、冷却時にあつて
は左右の分割型が中央の分割型から離反するよう
にしている。 FIG. 3 shows another embodiment, in which the mold 30 is divided into three divided molds 30a.
..., and each divided mold 30a is shaped like a hollow box, and cooling air blowing holes 31 are formed in the molding surface thereof. Among the split molds 30a..., the center split mold is movable only in the vertical direction, and the left and right split molds are movable in the vertical and horizontal directions. When approaching the mold, the left and right divided molds are separated from the central divided mold during cooling.
（考案の効果）
以上に説明した如く本考案によれば、板ガラス
を曲げ成形する成形型のうち、中空ボツクス状を
なし成形面に冷却エアの吹出し孔を有する成形型
を複数に分割したので、成形後に板ガラスを急冷
強化する際に、成形面（吹出し孔）と板ガラスと
の間隔を等しくできるので、冷却エアが板ガラス
表面に均等に当り、中央部と周縁部における破砕
数が等しい強化度が均一な強化ガラスを得ること
ができる。(Effects of the invention) As explained above, according to the invention, among the molds for bending sheet glass, the mold having a hollow box shape and having cooling air blowing holes on the molding surface is divided into a plurality of parts. When rapidly cooling and strengthening plate glass after forming, the distance between the forming surface (blow hole) and the plate glass can be made equal, so cooling air hits the plate glass surface evenly, resulting in a uniform degree of strengthening with an equal number of fractures in the center and periphery. You can get toughened glass.
第１図は本考案に係る成形型による成形時の状
態を示す図、第２図は同成形型による冷却時の状
態を示す図、第３図は別実施例の成形型による冷
却時の状態を示す図、第４図Ａ及びＢは従来の成
形型による成形時及び冷却時の状態を示す図であ
る。
尚、図面中１，２，３０は成形型、１ａ，２
ａ，３０ａは分割型、３はリングモールド、５，
９，３１は吹出し孔、Ｇは板ガラスである。
Fig. 1 is a diagram showing a state during molding using a mold according to the present invention, Fig. 2 is a diagram showing a state during cooling using the same mold, and Fig. 3 is a diagram showing a state during cooling using a mold according to another embodiment. FIGS. 4A and 4B are views showing the state during molding and cooling using a conventional mold. In addition, in the drawing, 1, 2, 30 are molds, 1a, 2
a, 30a is split type, 3 is ring mold, 5,
9 and 31 are blowing holes, and G is a plate glass.
Claims (1)
の吹出し孔を成形面に形成した板ガラスの成形型
において、この成形型は複数の分割型から構成さ
れ、これら分割型のうち少なくとも２つの分割型
は互いに接近及び離反する方向に移動可能とされ
ていることを特徴とする板ガラスの成形型。 In a plate glass mold that is shaped like a hollow box and has a large number of cooling air blow-off holes formed on the molding surface, this mold is composed of a plurality of divided molds, and at least two of these divided molds are arranged close to each other. and a forming mold for plate glass, characterized in that it is movable in the direction of separation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4744886U JPH0421801Y2 (en) | 1986-03-31 | 1986-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4744886U JPH0421801Y2 (en) | 1986-03-31 | 1986-03-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62162231U JPS62162231U (en) | 1987-10-15 |
| JPH0421801Y2 true JPH0421801Y2 (en) | 1992-05-19 |
Family
ID=30868067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4744886U Expired JPH0421801Y2 (en) | 1986-03-31 | 1986-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0421801Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101433072B1 (en) * | 2012-11-08 | 2014-08-25 | (주)대호테크 | Mold for banding cover glass |
-
1986
- 1986-03-31 JP JP4744886U patent/JPH0421801Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62162231U (en) | 1987-10-15 |
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