JP2599791Y2 - Top form reversing device for cylindrical form - Google Patents
Top form reversing device for cylindrical formInfo
- Publication number
- JP2599791Y2 JP2599791Y2 JP1992083721U JP8372192U JP2599791Y2 JP 2599791 Y2 JP2599791 Y2 JP 2599791Y2 JP 1992083721 U JP1992083721 U JP 1992083721U JP 8372192 U JP8372192 U JP 8372192U JP 2599791 Y2 JP2599791 Y2 JP 2599791Y2
- Authority
- JP
- Japan
- Prior art keywords
- mold
- support arm
- upper mold
- cylindrical
- frame
- 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
Landscapes
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Description
【0001】[0001]
【産業上の利用分野】本考案は、上下に分割可能なコン
クリート製品を成型する円筒状型枠の上型枠の内面に離
型材を塗布するために反転させる装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a reversing device for applying a release material to an inner surface of an upper mold of a cylindrical mold for molding a concrete product which can be divided into upper and lower parts.
【0002】[0002]
【従来の技術】上下に分割する円筒状型枠を用いて円筒
状のコンクリート製品を成型製造する場合、先ず芯金と
なる配筋材を収納した下型枠に生コンクリートを充填
し、次いで上型枠を下型枠に取り付けて円筒状とし、こ
の円筒状型枠を遠心成型機により回転させて円筒状のコ
ンクリート製品を成型している。成型した型枠は養生工
程が終了すると脱型工程へと送られて上型枠と下型枠を
分離してコンクリート製品を取り出している。2. Description of the Related Art When a cylindrical concrete product is molded and manufactured using a cylindrical mold that is divided into upper and lower parts, first, a lower mold containing a reinforcing member serving as a core metal is filled with ready-mixed concrete, and then the upper concrete is filled. The mold is attached to the lower mold to form a cylinder, and the cylindrical mold is rotated by a centrifugal molding machine to mold a cylindrical concrete product. After the curing process is completed, the molded form is sent to a demolding step, in which the upper mold form and the lower mold form are separated to take out a concrete product.
【0003】この脱型時にコンクリート製品が型枠より
外れ易いように上下の型枠にはあらかじめ離型材を塗布
しておくのであるが、この離型材の塗布を行なう方法と
しては、従来、クレーン等を利用して上型枠を吊り上げ
て反転させ、内面を上方に向かせた状態にして離型剤を
塗布しているのが一般的である。The upper and lower molds are coated with a release material in advance so that the concrete product is easily detached from the mold during the demolding. Conventional methods for applying the release material include a crane and the like. In general, a mold release agent is applied by lifting the upper mold frame and inverting the mold so that the inner surface faces upward.
【0004】[0004]
【考案が解決しようとする課題】しかしながら、円筒状
型枠の上型枠をクレーンを利用して反転させる作業は、
型枠が重量物であり、かつ長尺のために、安全上細心の
注意が必要であって作業者の負担も大きく、またライン
の自動化の妨げにもなっている。[Problem to be Solved by the Invention] However, the work of reversing the upper formwork of the cylindrical formwork using a crane,
Since the formwork is heavy and long, careful attention must be paid to safety, the burden on the operator is large, and the automation of the line is hindered.
【0005】本願考案は上記の点に鑑み、反転作業を自
動化することによって安全でしかも迅速に行なえるよう
にした円筒状型枠の上型枠反転装置を提供することを目
的とする。SUMMARY OF THE INVENTION In view of the above, an object of the present invention is to provide an upper mold reversing device for a cylindrical mold that can be safely and quickly performed by automating the reversing operation.
【0006】[0006]
【課題を解決するための手段】本考案は上記の目的を達
成するために、上下に分割可能な円筒状型枠の上型枠を
載置する型枠支持アームの一端部を回動自在に軸着し、
該型枠支持アームには軸着部を中心に型枠支持アームを
半回転させる支持アーム回転手段を設ける一方、前記型
枠支持アームに型枠支持アーム上に載置した上型枠の両
側部を挟持する左右一対の挟持体を配設し、該左右一対
の挟持体を前記型枠支持アームの中央部付近より左右に
互いに逆ねじを螺刻したねじ棒にそれぞれ螺着し、該ね
じ棒の回転により左右一対の挟持体を前記型枠支持アー
ムの中央部付近に対して接近、離反させるように構成し
たものである。According to the present invention, in order to achieve the above object, one end of a form support arm on which an upper form of a cylindrical form that can be divided into upper and lower parts is placed is rotatably mounted. Axed,
While providing the support arm rotating means for half turn formwork support arm about the shaft attachment portion to the mold frame supporting arm, the mold
Both the upper formwork placed on the form support arm on the form support arm
A pair of left and right holding bodies for holding the side portions is provided, and
From the vicinity of the center of the form support arm to the left and right
Screw each other on a threaded bar with reverse threads
The pair of left and right holding bodies are rotated by the rotation of the
To move toward and away from the center of the
It is a thing.
【0007】[0007]
【作用】本考案によれば、型枠内面に離型剤を塗布する
場合、先ず、下型枠から分割した上型枠を内面を下方に
向けた状態で上型枠反転装置の型枠支持アーム上にクレ
ーンや移載装置により載置する。次に型枠支持アーム上
の上型枠を型枠支持アームに設けた型枠挟持手段により
挟持して固定する。そして支持アーム回転手段の駆動に
より型枠支持アームの一端側の軸着部を中心に上型枠を
固定した型枠支持アームを半回転させるのである。この
ようにして円筒状型枠の上型枠を自動的に安全かつ迅速
に反転させるのである。According to the present invention, when the mold release agent is applied to the inner surface of the mold, first, the upper mold divided from the lower mold is supported by the upper mold reversing device with the inner surface facing downward. It is mounted on the arm by a crane or a transfer device. Next, the upper mold on the mold support arm is clamped and fixed by the mold clamping means provided on the mold support arm. Then, by driving the support arm rotating means, the mold support arm to which the upper mold is fixed is rotated by half around the shaft attachment portion on one end side of the mold support arm. In this way, the upper form of the cylindrical form is automatically and safely inverted.
【0008】[0008]
【実施例】以下本考案の実施例を図面に基づいて説明す
る。DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to the drawings.
【0009】図1〜図4は本考案の上型枠反転装置の構
成を示したもので、床面上には上型枠反転装置を支持す
るための複数基の軸受用架台1を適宜間隔で設け、該軸
受用架台1上には軸受2をそれぞれ固着し、該軸受2に
一本の枢支軸3を貫通させて回転自在に軸着している。FIGS. 1 to 4 show the structure of the upper mold reversing device of the present invention. A plurality of bearing mounts 1 for supporting the upper mold reversing device are provided on the floor surface at appropriate intervals. The bearings 2 are fixed on the bearing base 1, respectively, and one pivot shaft 3 is penetrated through the bearing 2 so as to be rotatably mounted on the bearing 2.
【0010】4は前記枢支軸3を正逆回転させるギヤー
ドモータであって、枢支軸3に嵌着したスプロケット5
と前記ギヤードモータ4に取り付けたスプロケット6と
にチェーン7を掛け回し、ギヤードモータ4により枢支
軸3を180度正逆回転できるようになっている。ま
た、枢支軸3には一端部を固着した型枠支持アーム8が
適宜間隔で取り付けてあり、型枠支持アーム8の他端部
を床面上に立設した支持柱9に係止すればほぼ水平に保
持される。Reference numeral 4 denotes a geared motor for rotating the pivot shaft 3 forward and reverse, and a sprocket 5 fitted to the pivot shaft 3.
The chain 7 is wound around the sprocket 6 attached to the geared motor 4, and the geared motor 4 can rotate the pivot shaft 3 forward and backward by 180 degrees. A form support arm 8 having one end fixed thereto is attached to the pivot shaft 3 at appropriate intervals, and the other end of the form support arm 8 is engaged with a support column 9 erected on the floor. If it is kept almost horizontal.
【0011】前記型枠支持アーム8は略コ字形状に形成
したフレーム10から成り、フレーム10の内側には図
3、図4に示すように四隅に配設した摺動体11を介し
て上下に摺動可能に保持された昇降体12を備え、該昇
降体12をフレーム10の下部に取り付けたシリンダ1
3により昇降させるようにしている。The form support arm 8 is composed of a frame 10 formed in a substantially U-shape. Inside the frame 10, as shown in FIGS. A cylinder 1 comprising an elevating body 12 slidably held, and the elevating body 12 attached to a lower portion of a frame 10.
3 to ascend and descend.
【0012】前記昇降体12には図3のように上型枠A
の両側部に設けたフランジ部Bをつかんで上型枠Aを挟
持する一対の挟持体14を設けている。この挟持体14
は案内レール15上に横移動可能に取り付けており、ま
た昇降体12の中央部付近より左右に互いに逆ねじを螺
刻したねじ棒16を左右一対の挟持体14に螺着し、ね
じ棒16に取り付けたスプロケット17と昇降体12に
取り付けた駆動用モータ18のスプロケット19をチェ
ーン20で連結し、駆動用モータ18の正逆回転により
左右一対の挟持体14を接近、離反させて上型枠Aを挟
持、開放することが可能となっている。As shown in FIG. 3, an upper mold A
Are provided with a pair of holding members 14 for holding the upper mold frame A by gripping the flange portions B provided on both sides of the holding member 14. This holding body 14
Is mounted on a guide rail 15 so as to be able to move laterally, and a screw rod 16 in which reverse screws are threaded to the left and right from near the center of the elevating body 12 is screwed to a pair of left and right holding bodies 14. And a sprocket 19 of a driving motor 18 attached to the elevating body 12 by means of a chain 20. The pair of right and left holding bodies 14 are moved toward and away from each other by forward and reverse rotation of the driving motor 18 to form an upper mold. A can be pinched and released.
【0013】21は反転させた上型枠Aを搬送するチェ
ーンコンベヤであって、図6に示すように上型枠Aを挟
持した型枠支持アーム8を回転させて上型枠Aを反転さ
せたときに上型枠Aを受け止め、次工程に搬送するもの
である。Reference numeral 21 denotes a chain conveyor for conveying the inverted upper frame A, and as shown in FIG. 6, the upper frame A is inverted by rotating the frame supporting arm 8 holding the upper frame A. When the upper mold A is received, it is transferred to the next step.
【0014】しかして、上型枠Aを反転させて離型剤を
塗布する場合、先ず、型枠支持アーム8を支持柱9側に
回転させて位置させ、上型枠Aを載置できるようにして
おく。そしてコンクリート製品の成型完了後、脱型した
上型枠Aをクレーン等により吊り下げてフレーム10上
に内面を下方に向けて載置する。この時には左右一対の
挟持体14は左右に開いた状態にしておく。そして上型
枠Aがフレーム10上に載置されると駆動用モータ18
を正転駆動してねじ棒16を回転させ、挟持体14を互
いに接近させる方向に移動し、上型枠Aの両側部に設け
たフランジ部Bを挟持させて上型枠Aをフレーム10に
固定する。When the upper mold A is turned upside down and the release agent is applied, first, the mold support arm 8 is rotated and positioned toward the support column 9 so that the upper mold A can be placed. Keep it. After the molding of the concrete product is completed, the removed upper mold frame A is suspended by a crane or the like and placed on the frame 10 with its inner surface facing downward. At this time, the pair of left and right holding bodies 14 are left and right opened. When the upper mold frame A is placed on the frame 10, the driving motor 18
Is rotated in the forward direction to rotate the screw rod 16, move the holding body 14 in a direction to approach each other, and hold the upper mold frame A on the frame 10 by clamping the flange portions B provided on both sides of the upper mold frame A. Fix it.
【0015】次に、ギヤードモータ4を駆動して枢支軸
3を回転させることによって図5のように型枠支持アー
ム8をチェーンコンベヤ21側に180度回転させる。
次にチェーンコンベヤ21の上位で吊り下げられた状態
になっている上型枠Aをチェーンコンベヤ21上に降ろ
すために、シリンダ13のピストンロッドを伸長して図
6のように昇降体12を摺動体11に摺動させて降下さ
せる。そして上型枠Aをチェーンコンベヤ21上に載置
すると駆動用モータ18を逆転駆動してねじ棒16を逆
回転させ、挟持体14を互いに離反する方向に移動させ
て挟持を解除する。Next, by driving the geared motor 4 to rotate the pivot shaft 3, the form support arm 8 is rotated 180 degrees toward the chain conveyor 21 as shown in FIG.
Next, in order to lower the upper frame A, which is suspended above the chain conveyor 21, onto the chain conveyor 21, the piston rod of the cylinder 13 is extended and the lifting body 12 is slid as shown in FIG. The moving body 11 is slid down. When the upper mold frame A is placed on the chain conveyor 21, the driving motor 18 is driven in the reverse direction to rotate the screw rod 16 in the reverse direction, and the holding members 14 are moved away from each other to release the holding.
【0016】このようにして上型枠Aの反転が完了する
と、ギヤードモータ4を逆転駆動して型枠支持アーム8
を支持柱9側に回転させ、元の水平位置に戻して待機す
る。そして反転が完了したチェーンコンベヤ21上の上
型枠Aは内面を上方に向けた状態で移送される間に上型
枠Aの内面に離型剤が塗布されるのである。When the reversal of the upper mold A is completed in this way, the geared motor 4 is driven to rotate in the reverse direction, and the mold support arm 8 is driven.
Is rotated toward the support column 9 to return to the original horizontal position and wait. The mold release agent is applied to the inner surface of the upper mold frame A while the upper mold frame A on the chain conveyor 21 whose inversion is completed is transported with the inner surface facing upward.
【0017】[0017]
【考案の効果】以上のように本考案によれば、回転自在
に軸着された長い枢支軸3に一端部を固着する型枠支持
アーム8を枢支軸3の長さ方向に沿って適宜間隔で設
け、枢支軸3をギヤードモータ4により180度正逆回
転制御できるように構成すると共に、前記型枠支持アー
ム8を反転させるときに上型枠が落下しないように挟持
する挟持体14を備え、型枠支持アーム8上の上型枠を
挟持体14により挟持しながら反転させるようにしたの
で、上型枠の反転作業が自動化され、従来のクレーン等
による反転作業と比べて安全にかつ迅速に反転作業を行
なうことができる。As described above, according to the present invention, the form supporting arm 8 having one end fixed to the long pivot shaft 3 rotatably mounted on the shaft is provided along the longitudinal direction of the pivot shaft 3. A holding body provided at appropriate intervals so that the pivot shaft 3 can be controlled to rotate forward and backward by 180 degrees by the geared motor 4, and holds the upper frame so that the upper frame does not drop when the frame supporting arm 8 is inverted. 14, the upper formwork on the form support arm 8 is inverted while being clamped by the holding body 14, so that the work of reversing the upper formwork is automated and safer than the conventional work of reversing with a crane or the like. The reversing operation can be performed quickly and quickly.
【0018】[0018]
【図1】本考案の一実施例を示す平面図である。FIG. 1 is a plan view showing an embodiment of the present invention.
【図2】図1の正面図である。FIG. 2 is a front view of FIG.
【図3】図1のC−C方向の一部切り欠き拡大断面図で
ある。FIG. 3 is a partially cutaway enlarged cross-sectional view taken along a line CC in FIG. 1;
【図4】型枠支持アーム部分の拡大平面図である。FIG. 4 is an enlarged plan view of a form support arm portion.
【図5】型枠支持アームを反転させる状態を説明する図
である。FIG. 5 is a view for explaining a state in which a form support arm is inverted.
【図6】型枠支持アームから型枠の挟持を解除する状態
を説明する図である。FIG. 6 is a diagram illustrating a state in which the holding of the mold from the mold supporting arm is released.
3…枢支軸 2…ギヤードモータ 8…型枠支持アーム 10…フレーム 12…昇降体 13…シリンダ 14…挟持体 15…案内レール 16…ねじ棒 18…駆動用モータ DESCRIPTION OF SYMBOLS 3 ... Pivot shaft 2 ... Geared motor 8 ... Form support arm 10 ... Frame 12 ... Elevating body 13 ... Cylinder 14 ... Holding body 15 ... Guide rail 16 ... Screw rod 18 ... Drive motor
Claims (1)
置する型枠支持アームの一端部を回動自在に軸着し、該
型枠支持アームには軸着部を中心に型枠支持アームを半
回転させる支持アーム回転手段を設ける一方、前記型枠
支持アームに型枠支持アーム上に載置した上型枠の両側
部を挟持する左右一対の挟持体を配設し、該左右一対の
挟持体を前記型枠支持アームの中央部付近より左右に互
いに逆ねじを螺刻したねじ棒にそれぞれ螺着し、該ねじ
棒の回転により左右一対の挟持体を前記型枠支持アーム
の中央部付近に対して接近、離反させるように構成した
ことを特徴とする円筒状型枠の上型枠反転装置。An end of a form supporting arm on which an upper form of a cylindrical form which can be divided into upper and lower parts is mounted, and one end of the form supporting arm is rotatably mounted on the form supporting arm. while the formwork support arm provided support arm rotating means for half turn, the formwork
Both sides of the upper mold placed on the form support arm on the support arm
A pair of left and right holding bodies for holding the portion is disposed, and the pair of left and right
Hold the holding body to the left and right from near the center of the form support arm.
First, screw each reverse screw into a threaded screw bar.
The pair of left and right holding bodies are rotated by the
An upper mold reversing device for a cylindrical mold, wherein the upper mold reversing device is configured to approach and separate from the vicinity of the central portion of the cylindrical mold.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1992083721U JP2599791Y2 (en) | 1992-12-04 | 1992-12-04 | Top form reversing device for cylindrical form |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1992083721U JP2599791Y2 (en) | 1992-12-04 | 1992-12-04 | Top form reversing device for cylindrical form |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0646915U JPH0646915U (en) | 1994-06-28 |
JP2599791Y2 true JP2599791Y2 (en) | 1999-09-20 |
Family
ID=13810384
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1992083721U Expired - Fee Related JP2599791Y2 (en) | 1992-12-04 | 1992-12-04 | Top form reversing device for cylindrical form |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2599791Y2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110919845A (en) * | 2019-12-23 | 2020-03-27 | 鞍山重型矿山机器股份有限公司 | Movable turnover machine |
CN113618896B (en) * | 2021-08-26 | 2022-09-20 | 乌兰察布市集宁区利元水泥制品有限责任公司 | Concrete manufacturing process |
-
1992
- 1992-12-04 JP JP1992083721U patent/JP2599791Y2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH0646915U (en) | 1994-06-28 |
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LAPS | Cancellation because of no payment of annual fees |