JP3212151B2 - 3D manufacturing equipment for PC - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for producing a three-dimensional PC plate.

[0002]

2. Description of the Related Art In recent years, from the viewpoint of lack of craftsmen, safety management, and cost, a PC (precast concrete) method has been increasingly used instead of an on-site construction method in which concrete is poured on site. The PC construction method is a construction method in which a PC plate such as a precast reinforced concrete wall plate, floor plate, or roof plate manufactured at a manufacturing plant is carried into a site, and the PC plate is assembled at the site to construct a building.

[0003]

However, in such a conventional PC method, when a building is constructed at a location far from the manufacturing plant, the cost of transporting the PC plate increases, and a problem that the cost cannot be reduced occurs. . In such a case,
It is conceivable to build a PC factory near the construction site and manufacture the PC version locally.However, especially for the PC version curing device, a large space is required. Can't build a PC factory. The present invention has been devised in view of the above circumstances,
An object of the present invention is to provide a PC version three-dimensional manufacturing apparatus that can build a PC factory in a narrow site and is advantageous in building a building by the PC method at a location far from an existing manufacturing factory. It is in.

[0004]

In order to achieve the above object, a three-dimensional manufacturing apparatus for a PC plate according to the present invention is provided with a curing device on an upper floor and a concrete placing device on a lower floor. A vertically elongated frame, a plurality of pallets on which a formwork for a PC plate can be placed, pallet supporting means for supporting the plurality of pallets in a vertically movable manner along the frame, and the pallet support A driving means for circulating the plurality of pallets coupled to a means; and a guide for keeping the pallets horizontal during the circulating movement of the pallets, wherein the PC plate form is placed on each of the pallets. In addition, the concrete sent from the concrete placing device is placed on the placed PC plate formwork. Further, the speed of the pallet circulating movement by the driving means is set such that the time required for circulating once in the vertical direction is sufficient to cure the poured concrete. I do.

[0005]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view of a PC plate three-dimensional manufacturing apparatus according to the first embodiment. Reference numeral 1 denotes a PC plate three-dimensional manufacturing device. The three-dimensional manufacturing device 1 includes a curing device 1A and a concrete placing device. In this embodiment, the curing device 1A is provided on the upper floor of a PC plate manufacturing plant. The curing device 1A includes a vertically long frame 3, a plurality of pallets 7 on which the PC plate form 5 can be placed, and a circulating movement of the plurality of pallets 7 along the frame 3. A pallet supporting means for supporting is provided.

The frame 3 includes a base 301 and a pair of frame members 303 of a predetermined height erected on the base 301, and the pair of frame members 303 is surrounded by a wall 305. The pair of frame members 303 are arranged at an interval on the left and right, and a chain (not shown) is mounted on the frame members 303 so as to be able to circulate vertically.

A large number of the pallets 7 are arranged at intervals in the longitudinal direction of the chain, and both right and left ends of each pallet 7 are supported by chains mounted on respective frame members 303. In this embodiment, the chains are It corresponds to the support means. Each pallet 7 is moved by moving the chain.
It circulates above and below the frame member 303, and during this circulating movement, a guide (not shown) engages with the pallet 7 side, and the pallet 7 is always kept horizontal.

When the PC form 5 is located at, for example, the lowest position in the circulating movement path of the pallet 7, the PC form 5 is placed on the pallet 7, and is transferred to the PC form 5 by the moving crane 9. After the reinforcing bars 11 are arranged and the reinforcing bars 11 are arranged, concrete is placed into the PC plate form 5 through the pipe 13 from a concrete placing device (not shown) in the PC plate manufacturing factory on the lower floor. Is installed.

A drive source such as a motor is connected to the chain, and the chain is circulated by the power of the drive source. The circulation speed of the PC plate form 5 is set so that, for example, the time required to circulate the frame member 303 up and down once is sufficient to cure the poured concrete. .

In the drawing, reference numeral 15 denotes a gantry for taking out the PC plate, and the cured PC plate is used for the PC plate form 5 by an appropriate means.
Together with the gantry 15.

In this embodiment, the curing device 1A is provided on the upper floor and the concrete placing device is provided on the lower floor, and the PC form 5 on which concrete is placed is circulated in the vertical direction. As a result, curing of the PC plate can be performed in a narrow site, and the PC plate can be manufactured in the narrow site. Also, if the curing device 1A is provided on the upper floor of the PC plate manufacturing factory as in the embodiment, the inside of the site can be used more effectively, and the space is more advantageous. When a concrete refining factory is not provided in the vicinity of the curing device 1A, a PC plate form 5
Concrete may be cast into the inside, and in this case, a concrete mixer truck corresponds to a concrete placing device.

Next, with reference to FIG.
The C-plate three-dimensional manufacturing apparatus 21 will be described. In the first embodiment, the curing device 1A and the PC plate manufacturing factory are arranged in a three-dimensional manner, whereas in the second embodiment, the curing device 21A and the PC plate manufacturing plant are arranged in a plane. Has been installed. In the second embodiment, P
This embodiment is different from the first embodiment in that concrete is not placed on the C-plate form 5 and the PC plate form 5 on which concrete is already placed is placed on the pallet 7. That is, the PC board form 5 on which the concrete is cast is transferred by the rail 23, the arm 25 running on the rail 23, the automatic hook 27 provided on the arm 25, and the like, and is moved to the lowest position of the circulation path. It is placed on the pallet 7 located. The PC plate cured by the circulating movement of the pallet 7 is taken out together with the PC plate form 5 by appropriate means.

According to the second embodiment, too, the PC plate form 5 on which concrete is cast is circulated in the vertical direction, so that curing of the PC plate can be carried out in a narrow site as in the first embodiment. As a result, it becomes possible to manufacture the PC version in a narrow site.

Next, with reference to FIG.
The C-plate three-dimensional manufacturing apparatus 31 will be described. The first,
In the second embodiment, the pallet 7 is supported by a chain, whereas in the third embodiment, the pallet 37 is supported by a plurality of arms (pallet support means). That is, the curing device 31 </ b> A includes a vertically elongated frame 33, a plurality of pallets 37 on which the PC form 5 can be placed, and the plurality of pallets 37 are vertically arranged along the frame 33. It is provided with a plurality of arms 39 and the like which are movably supported in a circulating manner.

The frame 33 has a pair of frame members 3301 of a predetermined height, and the pair of frame members 3301 are arranged at an interval on the left and right. The plurality of arms 39 are respectively disposed on the frame members 3301. The base ends of the arms 39 are connected by a connecting plate, and the center of the connecting plate is connected to the frame member 3301 via an axis.
1 and rotatably supported.

The left and right ends of each of the pallets 37 are supported by the ends of the arms 39, respectively. On the pallet 37, a formwork for a PC plate is placed as in the first embodiment, and concrete is placed in the formwork. A formwork for a PC plate, which has been cast or in which concrete has been cast as in the second embodiment, is removably mounted. Then, when the pallet 37 is circulated by the arm 39, a guide (not shown) is engaged with the pallet 37, and the pallet 37 is always kept horizontal.

According to the third embodiment, too, the PC plate form on which the concrete is poured is circulated in the vertical direction, so that the curing of the PC plate can be carried out in a narrow site as in the first and second embodiments. And the PC version can be manufactured in a small site.

[0018]

As is apparent from the above description, according to the present invention, a PC factory can be built in a narrow site, and a building is constructed at a location far from an existing manufacturing factory by the PC method. This is advantageous in cases.

[Brief description of the drawings]

FIG. 1 is a perspective view of a three-dimensional PC plate manufacturing apparatus according to a first embodiment.

FIG. 2 is a perspective view of a PC plate three-dimensional manufacturing apparatus according to a second embodiment.

FIG. 3 is a perspective view of a PC plate three-dimensional manufacturing apparatus according to a third embodiment.

[Explanation of symbols]

 1,21,31 PC plate solid manufacturing device 1A, 21A, 31A Curing device 3,33 Frame 5 PC plate form 7,37 Pallet

Claims (2)

(57) [Claims] 1. A curing device is provided on an upper floor, and a concrete placing device is provided on a lower floor. The curing device comprises a vertically long frame and a PC plate mold.
A plurality of pallets on which a frame can be placed;
Lets circulate vertically up and down along the frame
Pallet support means for supporting the pallet support means
A driver for circulating the plurality of connected pallets;
Steps and horizontal movement of the pallet during the circulating movement of the pallet
And a guide for keeping the PC plate form on each of the pallets.
In addition, the concrete for the PC
A three-dimensional manufacturing apparatus for a PC plate, wherein concrete sent from a setting device is set . 2. The pallet is circulated by said driving means.
Is the time it takes to circulate once in the vertical direction
However, it is enough time to cure the poured concrete.
The three-dimensional manufacturing apparatus for a PC plate according to claim 1 , wherein the setting is made so as to be performed as follows .