JP2964396B2 - Concrete block molding equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a concrete block molding apparatus for molding a concrete block having various color patterns on its surface.

[0002]

2. Description of the Related Art As a conventional method of forming a color pattern of a plurality of colors on the surface of a concrete block, the inside of a fixed hopper for a surface layer is divided into a plurality of sections by a partition plate, and a mortar of a different color is applied to each section. After each mortar is dropped into the surface supply box, each mortar is vibrated and inched when filling the mortar from the surface supply box into the formwork. A method of mixing and forming a color pattern, and a mortar of a different color that is thrown into each section while the inside of the surface layer fixed hopper is divided into a plurality of sections by a partition plate, and the surface layer fixed hopper is rotated with respect to a vertical axis. Is dropped into a surface material box, and then a mortar is filled into a form from the surface material box to form a color pattern.

[0003]

In the former method, it takes a long time to mix the mortars. Therefore, in the initial stage of molding, there is little mixing of the colors of the mortars, that is, a state where the desired mortar is not in a desired pattern. Will form a concrete block. Therefore, in order to obtain a desired pattern, each mortar must be able to move freely, so that several molding cycles are required until the desired pattern is obtained. However, since the degree of color mixing of each mortar changes for each molding cycle, there has been an inconvenience that a desired pattern cannot be continued.

Next, in the latter method, although the color pattern is not a problem, the fixing hopper for the surface layer must be rotated, so that there is a disadvantage that the apparatus becomes large-scale.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned inconvenience, and a concrete block having a simple structure in which each mortar can be easily mixed well and a desired color pattern can be continuously obtained. A molding device is provided.

[0006]

SUMMARY OF THE INVENTION According to the present invention, concrete for a base layer supplied from a fixed hopper for a base layer is filled in a form on a pallet in a base material supply box and pressed, and then the inside is divided into a plurality of parts by a partition plate. In a concrete block molding apparatus for molding a concrete block by filling and pressing a plurality of surface layer decorative materials supplied from the partitioned surface layer fixed hopper into a formwork with a surface layer supply box, the inside of the surface layer fixed hopper is A mixture having mixing blades for mixing a plurality of surface layer cosmetic materials by rotating is provided on the upper part of the gate, and a plurality of surface layer cosmetic materials are supplied from the surface layer fixed hopper to the surface layer supply box. A drive mechanism for rotating the intermix is provided.

[0007] It is to be noted that a mixing blade that mixes a plurality of surface layer cosmetic materials by rotating in the vertical direction is used as a gate of a fixed hopper for surface layer. A drive mechanism for rotating the mixture is provided, or a plurality of surface layers supplied to the opening from the surface layer fixed hopper by rotating in the vertical direction, having an opening on the peripheral surface substantially the same as the supply port of the surface layer fixed hopper. The cylindrical body for mixing the cosmetic material is used as the gate of the surface fixed hopper, and a drive mechanism for rotating the cylindrical body is provided.On the inner peripheral surface of the cylindrical body, mixing blades for mixing a plurality of surface cosmetic materials are provided. Is also good.

Alternatively, a mixture having mixing blades for mixing a plurality of surface layer decorative materials from the surface fixed hopper by rotating is provided between the surface layer fixed hopper and the surface layer material supply box. Provide a drive mechanism to rotate the mixture while supplying a plurality of surface cosmetic materials to the surface material box from the fixed hopper, or supply a plurality of surface material to the surface material box from the fixed surface hopper. A drive mechanism to rotate the surface material box horizontally while the surface material box is filled with a plurality of surface cosmetic materials from the surface material box to the form by the drive mechanism. May be rotated.

Further, an adjusting plate for adjusting the position and the amount of the falling cosmetic material for the surface layer is provided in at least one section of the fixed hopper for the surface layer, and the adjusting plate is detachable from the outside of the fixed hopper for the surface layer. In the surface fixed hopper, a cut gate mechanism is provided for each of a plurality of divided supply ports, a plurality of sets of formwork and press plates, a plurality of press plates having different press surfaces, a surface material box, In addition, it is desirable to provide a mixing preventing plate for preventing a plurality of surface decorative materials from further mixing.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a partially cutaway side view showing a schematic configuration of a concrete block molding apparatus according to a first embodiment of the present invention, and FIG. 2 is a longitudinal sectional view showing an internal configuration of a surface layer fixed hopper shown in FIG. FIG. 3 is a schematic view showing an example of a pattern of a concrete block molded by the concrete block molding apparatus shown in FIG.

In FIGS. 1 and 2, reference numeral 1 denotes a table, and an opening 1h into which a mold 2 is removably fitted is provided. Reference numeral 3 denotes a hydraulic cylinder for moving the mold 2 up and down. Reference numeral 4 denotes a pallet arranged below the form 2, and 5 denotes a vibration table arranged below the pallet 4. The vibration table 5 includes the pallet 4 and the form 2.
Is vibrated during molding.

Reference numeral 11 denotes a fixed hopper for the base layer, which accommodates the concrete C for the base layer for forming a concrete block, and has a supply port 11s provided on the lower side.
Reference numeral 12 denotes a cut gate, which is rotatably mounted on the base layer fixed hopper 11 and opens and closes the supply port 11s. Reference numeral 13 denotes a hydraulic cylinder, which is a fixed hopper 1 for a base layer.
1 to rotate the cut gate 12. The above-mentioned cut gate 12, hydraulic cylinder 13
Constitutes a cut gate mechanism.

Reference numeral 21 denotes a base material supply box which slides on the table 1 and fills the form 2 with the base concrete C supplied from the base fixed hopper 11. Reference numeral 22 denotes a hydraulic cylinder that moves the base layer supply box 21. 31
Denotes a press plate, which is moved up and down by a drive mechanism not shown,
The concrete C for the base layer and the mortars Ma and Mb for the surface layer as the decorative material for the surface layer in the formwork 2 are formed by pressing.

Reference numeral 41 denotes a surface fixed hopper, the inside of which is partitioned into a plurality of, for example, two by a partition plate 41p, and a surface mortar M of a different color for molding a concrete block.
a and Mb are accommodated in each section, and the supply port 41s
Is provided on the lower side. 42 indicates a cut gate,
It is rotatably attached to the surface fixed hopper 41 and opens and closes the supply port 41s. Reference numeral 43 denotes a hydraulic cylinder, which is attached to the surface fixed hopper 41 and rotates the cut gate 42. The cut gate 42 and the hydraulic cylinder 43 constitute a cut gate mechanism.

Reference numeral 51 denotes a mixture, which is located above the cut gate 42 and below the partition plate 41p.
The mixing blade 51w that is housed in the inside and mixes the surface mortars Ma and Mb by rotating in the vertical direction is attached to the shaft 51.
The shaft 51x is rotatably supported by the surface fixed hopper 41.

Reference numeral 61 denotes a geared motor attached to the surface layer fixed hopper 41; 62, a gear attached to the shaft 51x of the mixture 51 protruding outside the surface layer fixed hopper 41; 63, a geared motor 61 and a gear 62; The reference numeral 64 designates a limit switch attached to the surface fixed hopper 41.
4 detects the position of the cut gate 42 for opening and closing the supply port 41 s of the fixed hopper 41 for the surface layer,
Is controlled. The above-described geared motors 61 to 61
The limit switch 64 constitutes a drive mechanism for rotating the mixture 51.

Reference numeral 71 denotes a surface material box that slides on the table 1. The surface material mortar Ma, Mb supplied from the surface layer fixed hopper 41 is filled in the mold 2. , Mb are further provided with a mixing preventing plate 71p for preventing further mixing. Reference numeral 72 denotes a hydraulic cylinder that moves the surface material supply box 71. Since the concrete block is molded by immediate demolding, the concrete C for the base layer and the mortars Ma and Mb for the surface layer have a slump value of about 0 cm to 3 cm.

Next, supply of the surface mortar from the surface fixed hopper to the surface material supply box will be described. First, FIG.
As shown in the figure, when the surface material supply box 71 stands by under the supply port 41s of the surface fixed hopper 41 and the cut gate 42 closes the supply port 41s, the limit switch 64 is closed.
Is turned off by being pushed by the cut gate 42, the geared motor 61 maintains the stopped state.

When the hydraulic cylinder 43 is operated to rotate the cut gate 42 closing the supply port 41s and open the supply port 41s, the limit switch 6 is opened.
4 is no longer pushed by the cut gate 42 and is turned on, the mixture 51 is rotated by the rotation of the geared motor 61, and the surface mortar Ma, Mb is supplied to the surface material box 71 from the supply port 41 s. You.

When the surface mortar Ma, Mb is supplied from the supply port 41s to the surface material box 71 while rotating the mixture 51, the mixing blade 51w is moved to the surface mortar M.
Since a and Mb are mixed, the surface mortars Ma and Mb are supplied to the surface material supply box 71 in a mixed state, and further mixed by the mixing prevention plate 71p. When the cut gate 42 that opens the supply port 41s is rotated by operating the hydraulic cylinder 43 to close the supply port 41s, the limit switch 64 is pushed by the cut gate 42 and is turned off. When the geared motor 61 stops, the mixture 51 stops, and the surface mortar M
The supply and mixing of a and Mb are stopped.

Next, molding of a concrete block will be described. First, the hydraulic cylinder 3 is operated and the form 2
Is made to substantially coincide with the upper surface of the table 1. And
As shown in FIG. 1, a supply port 11 of a fixed hopper 11 for a base layer is provided.
s, the base material box 21 stands by, and the surface fixed hopper 4
When the hydraulic cylinders 13 and 43 are operated to open and close the cut gates 12 and 42 in a state where the surface material supply box 71 is on standby under the first supply port 41s, the concrete C for the base layer is supplied from the supply port 11s. The mortars Ma and Mb for the surface layer are supplied to the material box 21 and supplied to the surface material box 71 in a mixed state from the supply port 41 s as described above.

Next, the hydraulic cylinder 22 is operated to move the base material supply box 21 onto the formwork 2 and the concrete C for the base layer is filled into the formwork 2, and then the hydraulic cylinder 22 is operated again. The base material supply box 21 is made to stand by under the supply port 11 s of the base fixed hopper 11. Thus, the base material box 2
When 1 is retracted, the lower side of the front plate of the base material supply box 21 slides on the formwork 2, so that the height of the concrete C for the base layer becomes uniform.

When the press plate 31 is lowered by a drive mechanism (not shown) to press the concrete C for the base layer and the vibration table 5 is operated to apply vibration to the formwork 2 and the pallet 4, the mortar Ma for the surface layer is obtained. , Mb. Next, the vibration table 5 is stopped, and the press plate 31 is raised to the original position.

Then, the hydraulic cylinder 72 is operated to move the surface material supply box 71 onto the formwork 2 and the surface mortar Ma, Mb is filled into the formwork 2, and then the hydraulic cylinder 72 is operated again. The surface layer material box 71 to the surface layer fixed hopper 4
It is made to stand by under one supply port 41s. When the mortars Ma and Mb for the surface layer are filled in the mold 2 in this manner, the mortars Ma and Mb for the surface layer are prevented from moving in the horizontal direction by the mixing preventing plate 71, so that the mortars Ma and Mb for the surface layer are colored. Move while maintaining the pattern.

Further, when the surface material box 71 retreats, the lower side of the front plate of the surface material box 71 slides on the mold 2, so that the height of the surface mortar Ma, Mb is uniform. Become. Next, the press plate 31 is lowered to press the surface mortar Ma, Mb, and at the same time, vibration is applied to the mold 2 and the pallet 4 by the vibration table 5. Then, the vibration table 5 is stopped, and the hydraulic cylinder 3 is operated to remove the mold, whereby a concrete block having a color pattern as shown in FIG. 3 is obtained. Next, the press plate 31 is raised to the original position.

Thereafter, concrete blocks are sequentially molded in the same procedure. Before the concrete C for the base material in the base material box 21 is exhausted, the concrete C for the base material is supplied from the fixed hopper 11 for the base material to the base material box 21 so that the surface mortar Ma, Mb of the surface material box 71 is removed. Before it runs out,
Surface mortars Ma and Mb are supplied from the surface fixed hopper 41 to the surface material supply box 71.

As described above, according to the first embodiment of the present invention, the mixture 51 is disposed in the fixed hopper 41 for the surface layer, and the mixture 51 is rotated by the driving mechanism. The mortars Ma and Mb can be mixed simultaneously with the supply to the surface material supply box 71, and the desired purpose can be achieved with a simple structure without increasing the size of the apparatus. Then, the surface mortar Ma, Mb in the surface material supply box 71 is mixed with the mixing prevention plate 71.
Since the movement in the horizontal direction is prevented by p, the surface mortar Ma, Mb moves while maintaining the color pattern, so that a desired color pattern can be continuously obtained.

FIG. 4 is an explanatory view corresponding to a longitudinal sectional view showing the internal structure of a fixed hopper for a surface layer used in a concrete block molding apparatus according to a second embodiment of the present invention, which is the same as FIG. 1 and FIG. Corresponding parts have the same reference characters allotted, and description thereof will not be repeated. In FIG. 4, reference numeral 41A denotes a surface fixed hopper, and the inside is divided into two by a partition plate 41p,
The mortars Ma and Mb for surface layer of different colors for molding a concrete block are accommodated in each section, and a cylindrical portion 41c having a lower opening 41h is provided below the supply port 41s. I have.

The mixed body 51 is accommodated in the cylindrical portion 41c. The mixture 51 functions as a cut gate for closing the surface mortars Ma and Mb at rest. Although not shown, a mixture 51 composed of a geared motor 61, a gear 62, and a chain 63.
Is provided. The other parts are configured the same as in the first embodiment.

Next, supply of the surface mortar from the surface fixed hopper to the surface material supply box will be described. First, FIG.
As shown above, when the mixture 51 is rotated by rotating the geared motor 61 in a state where the surface material supply box 71 is waiting under the opening 41h of the surface fixed hopper 41A, as described above, The surface layer mortars Ma and Mb are supplied to the surface layer supply box 71 in a mixed state.

When the mixture 51 is stopped by stopping the geared motor 61, the mixing of the surface mortars Ma and Mb is stopped, and the supply of the surface mortars Ma and Mb to the surface material box 71 is stopped. Is also stopped. The molding of the concrete block is performed in the same procedure as in the first embodiment.

In the second embodiment of the present invention, the first
The same effect as in the embodiment can be obtained. Since the mixture 51 has the function of the cut gate of the surface layer fixed hopper 41A, the intended purpose can be achieved with a simpler configuration than in the first embodiment.

FIGS. 5A, 5B and 5C and FIG.
(A), (b), (c) is an explanatory view corresponding to a longitudinal sectional view showing the internal configuration and operation of a fixed hopper for a surface layer used in a concrete block molding device according to a third embodiment of the present invention; The same or corresponding parts as in FIGS. 1, 2 and 4 are denoted by the same reference numerals, and description thereof is omitted. 5 and 6, reference numeral 51A denotes a cylindrical body functioning as a cut gate, which is rotatably accommodated in the cylindrical portion 41c of the surface fixed hopper 41A.

The cylindrical body 51A is provided with an opening 51h, which is substantially the same as the supply port 41s and the opening 41h of the surface layer fixed hopper 41A and overlaps the supply port 41s and the opening 41h, on the inner peripheral surface. A blade 51w is provided. Although not shown, when the state shown in FIG. 6C, that is, when the cylindrical body 51A rotates and the opening 51h overlaps the opening 41h, the limit switch 64A attached to the surface layer fixed hopper 41A is turned off. A protrusion 65 is provided on the side surface of the rotating body 51A.

Although not shown, the control unit controls the geared motor 61 based on outputs from the geared motor 61, the gear 62, the chain 63, the limit switch 64A, the projection 65, the limit switch 64A and the operation button. The drive mechanism which rotates the cylindrical body 51A comprised by this is provided. The other parts are configured the same as in the first and second embodiments.

Next, supply of the surface mortar from the surface fixed hopper to the surface material supply box will be described. First, FIG.
As shown in FIG. 6, the surface material supply box 71 stands by below the opening 41h of the surface layer fixed hopper 41A, and the projection 65 acts on the limit switch 64A to turn off the limit switch 64A. Mortar M for surface layer in 51A
In the state without a and Mb, the control unit controls the geared motor 61.
Is not rotated, so this state, that is, the stopped state is maintained.

When the operation button is operated, the control unit rotates the cylindrical body 51A by rotating the geared motor 61, so that the cylindrical body 51A rotates clockwise, as shown in FIG. Opening 51h is supply port 4
When it starts to overlap with the section of the surface mortar Ma for 1 s, the surface mortar Ma starts to be supplied to the cylindrical body 51A. When the cylindrical body 51A starts rotating clockwise, the protrusion 6
5 stops acting on the limit switch 64A and the limit switch 64A is turned on, but the control unit continues to rotate the cylindrical body 51A clockwise.

Further, the cylindrical body 51A rotates clockwise, and as shown in FIG.
When it overlaps the section of the surface mortar Ma, Mb of s, the surface mortar Mb is also supplied to the cylindrical body 51A, and FIG.
As shown in FIG. 6, when the opening 51h overlaps only the section of the surface mortar Mb of the supply port 41s, only the surface mortar Mb is supplied to the cylindrical body 51A, and as shown in FIG. When it does not overlap with the mouth 41s, the surface mortars Ma and Mb are no longer supplied to the cylindrical body 51A.

Next, the cylindrical body 51A further rotates clockwise, and as shown in FIG.
When it starts to overlap with h, the surface mortars Ma and Mb in the rotating body 51A begin to be supplied to the surface material supply box 71. Then, as shown in FIG. 6C, the opening 51h becomes the opening 41h.
The projection 65 acts on the limit switch 64A to turn off the limit switch 64A, so that the control unit stops the mixture 51 by stopping the geared motor 61, so that the surface mortar Ma in the rotating body 51A is stopped. , Mb are supplied to the surface material supply box 71.

Thereafter, each time the operation button is operated, the above-described operation is repeated, and the surface layer mortars Ma and Mb are supplied to the surface layer supply box 71. The rotation of the cylindrical body 51A to which the surface mortars Ma and Mb are supplied as described above causes the surface mortars Ma and Mb to rotate.
The mixing is performed by the rotation of A and further by the action of the mixing blade 51w. The molding of the concrete block is performed in the same procedure as in the first embodiment.

In the third embodiment of the present invention, the first
The same effect as in the embodiment can be obtained. Since the cylindrical body 51A has a function of a cut gate of the surface layer fixed hopper 41A, the intended purpose can be achieved with a simpler configuration than in the first embodiment. Furthermore, the cylindrical body 5
Since the mixing blades 51w are provided in 1A, the mixing of the surface mortars Ma and Mb can be easily and well performed, and the boundary of the color pattern can be further blurred.

FIG. 7 is an explanatory view corresponding to a side view showing a fixed hopper for a surface layer, a mixture, and a drive mechanism used in a concrete block molding apparatus according to a fourth embodiment of the present invention. The same or corresponding parts as those in FIGS. 4 to 6 are denoted by the same reference numerals, and description thereof is omitted. In FIG. 7, the rotating body 51 is provided with a shaft 51x with a bracket (not shown) attached to the surface layer fixed hopper 41 so that the mixing blades 51w can mix the surface layer mortars Ma and Mb from the surface layer fixed hopper 41. It is rotatably supported.

Next, the supply of surface mortar from the surface fixed hopper to the surface material supply box will be described. When the hydraulic cylinder 43 is operated to rotate the cut gate 42 closing the supply port 41 s of the surface layer fixed hopper 41 and open the supply port 41 s in the same manner as in the first embodiment described above, the limit switch is opened. When the switch 64 is turned on, the hydraulic cylinder 43 is operated to rotate the cut gate 42, and the supply port 41s is closed, the limit switch 64 is turned off.

Accordingly, when the surface mortars Ma and Mb are supplied from the surface fixed hopper 41 to the surface supply box 71, the mixture 51 rotates and mixes the surface mortars Ma and Mb. Is supplied to the surface mortar Ma, Mb. The molding of the concrete block is performed in the same procedure as in the first embodiment.

In the fourth embodiment of the present invention, the first
The same effect as in the embodiment can be obtained. The mixture 5 is placed between the surface fixed hopper 41 and the surface material box 71.
1 and the mixture 51 is rotated by the drive mechanism, so that the desired object can be achieved with a simpler configuration than in the first embodiment.

FIGS. 8 (a) and 8 (b) are explanatory views corresponding to side views showing a fixed hopper, a mixture and a drive mechanism for a surface layer used in a concrete block molding apparatus according to a fifth embodiment of the present invention. FIG. 8 is an enlarged plan view of the mixture and the driving mechanism, and the same or corresponding parts as those in FIGS. 1, 2, and 4 to 7 are denoted by the same reference numerals, and description thereof is omitted.

In FIG. 8, reference numeral 51B denotes a mixture, which is a bracket (not shown) attached to the fixed hopper 41 for the surface layer, and a support frame 52c supported below the supply port 41s, The rotating frame 52r is rotatably mounted inside the support frame 52c, and has a gear 52g on the outer periphery. The fan-shaped mixing blade 52w is mounted inside the rotating frame 52r. The geared motor 61 attached to the outside of the support frame 52c is connected to a gear 52g provided on the outer periphery of the rotary frame 52r.
Are engaged.

The operation of the fifth embodiment of the present invention is similar to that of the fourth embodiment.
The same effect as in the embodiment can be obtained.

FIGS. 9A and 9B are explanatory views corresponding to plan views showing a surface material supply box and a drive mechanism used in a concrete block molding apparatus according to a sixth embodiment of the present invention.
FIG. 10 is an enlarged schematic cross-sectional view taken along the line XX of FIG. 9A, and the same or corresponding parts as in FIGS. In FIG. 9, reference numeral 73 denotes a circular moving frame driven by a hydraulic cylinder 72, and a surface material supply box 71 is rotatably mounted inside.

The geared motor 61 mounted outside the moving frame 73 is engaged with a gear 71g provided on the outer periphery of the surface material box 71. Although not shown, the surface fixed hopper 41 is provided with a limit switch 64 that detects the open / closed state of the cut gate 42 that opens and closes the supply port 41 s of the surface fixed hopper 41.

Next, the supply of the surface mortar from the surface fixed hopper to the surface material supply box will be described. When the hydraulic cylinder 43 is operated to rotate the cut gate 42 closing the supply port 41 s of the surface layer fixed hopper 41 and open the supply port 41 s in the same manner as in the first embodiment described above, the limit switch is opened. When the switch 64 is turned on, the hydraulic cylinder 43 is operated to rotate the cut gate 42, and the supply port 41s is closed, the limit switch 64 is turned off.

Therefore, if the surface mortars Ma and Mb are supplied from the surface layer fixed hopper 41 to the surface layer supply box 71 without being mixed, the surface layer supply box 71 rotates and mixes the surface layer mortars Ma and Mb. The surface mortars Ma and Mb mixed into the surface material supply box 71 are supplied. The molding of the concrete block is performed in the same procedure as in the first embodiment.

In the sixth embodiment of the present invention, the first
The same effect as in the embodiment can be obtained. Since the surface supply box 71 is rotated by the drive mechanism while the surface mortar Ma, Mb is being supplied to the surface supply box 71, the desired configuration is simpler than that of the first embodiment. Can achieve the purpose.

FIGS. 10A and 10B are explanatory views corresponding to plan views showing a surface layer material box and a drive mechanism used in a concrete block molding apparatus according to a seventh embodiment of the present invention, and FIGS. FIG. 10 is an enlarged schematic cross-sectional view taken along line Y-Y of FIG. 9A, and the same or corresponding parts as those in FIGS. In FIG.
Indicates a bottom partition plate that opens and closes the lower side of the surface supply box 71,
It is driven by a hydraulic cylinder 75.

Reference numeral 64B denotes a limit switch attached to the surface material box 71, which detects the position of the bottom partition plate 74 that opens and closes the lower side of the surface material box 71,
In the state where the bottom partition plate 74 is closed at the lower side of the surface supply box 71, the bottom partition plate 74 starts opening the lower side of the surface supply box 71 when the bottom partition plate 74 is closed. Is turned on. The bottom partition plate 74 is formed larger than the opening 1h so as not to fall into the opening 1h of the table 1.

Next, the molding of the concrete block will be described. First, the hydraulic cylinder 3 is operated and the form 2
Is made to substantially coincide with the upper surface of the table 1. And
As shown in FIG. 1, a supply port 11 of a fixed hopper 11 for a base layer is provided.
s, the base material box 21 stands by, and the surface fixed hopper 4
When the surface material supply box 71 whose lower side is closed by the bottom partition plate 74 under the first supply port 41s is in a standby state, the respective hydraulic cylinders 13 and 43 are operated to open and close the cut gates 12 and 42. The base layer concrete C is supplied to the base layer supply box 21 from the supply port 11s, and the surface mortars Ma and Mb are supplied to the surface layer supply box 71 without being mixed.

Next, the hydraulic cylinder 22 is operated to move the base material supply box 21 onto the formwork 2 and the concrete C for the base layer is filled into the formwork 2, and then the hydraulic cylinder 22 is operated again. The base material supply box 21 is made to stand by under the supply port 11 s of the base fixed hopper 11. Thus, the base material box 2
When 1 is retracted, the lower side of the front plate of the base material supply box 21 slides on the formwork 2, so that the height of the concrete C for the base layer becomes uniform.

Then, the press plate 31 is lowered by the driving mechanism to press the concrete C for the base layer, and the vibration table 5 is operated to apply vibration to the formwork 2 and the pallet 4, so that the mortars Ma and Mb for the surface layer are filled. A hollow is formed. Next, the vibration table 5 is stopped, and the press plate 31 is raised to the original position.

Then, the hydraulic cylinders 72 and 75 are operated to move the lower side of the surface material supply box 71 onto the form 2 with the bottom partition plate 74 closed. Next, by operating the hydraulic cylinder 75 to move the bottom partition plate 74, the lower side of the surface layer supply box 71 is opened to start filling the surface layer mortar Ma, Mb into the mold 2, and the limit switch is activated. 64B is turned on and the geared motor 61
Is rotated, the mortars Ma and Mb for the surface layer are filled in the mold 2 while being mixed.

By moving the bottom partition plate 74 by operating the hydraulic cylinder 75, the surface material supply box 71 is moved.
When the lower side is closed, the limit switch 64B is turned off and the geared motor 61 stops. Next, the hydraulic cylinders 72 and 75 are operated to make the surface material supply box 71 stand by beneath the supply port 41 s of the surface fixed hopper 41.

Then, the press plate 31 is lowered to press the surface mortars Ma and Mb, and the vibration table 5 is pressed.
Vibrates the formwork 2 and the pallet 4. Next, while the vibration table 5 is stopped, the hydraulic cylinder 3 is operated to remove the mold, thereby obtaining a concrete block on which a color pattern is formed. Then, the press plate 31 is raised to the original position. Thereafter, concrete blocks are sequentially molded in the same procedure.

In the seventh embodiment of the present invention, the first
The same effect as in the embodiment can be obtained. Since the surface material supply box 71 is rotated by the drive mechanism while the surface mortar Ma, Mb is being supplied to the mold 2, the intended purpose is achieved with a simpler structure than in the first embodiment. can do.

FIGS. 11 (a) and 11 (b) are an explanatory view and a side view corresponding to a longitudinal sectional view showing the structure of a surface layer fixed hopper used in a concrete block molding apparatus according to an eighth embodiment of the present invention. It is a corresponding explanatory diagram, and the same or corresponding parts as those in FIGS. 1, 2, and 4 to 10 are denoted by the same reference numerals, and description thereof is omitted. In FIG. 11, reference numeral 41i denotes an insertion / removal opening provided in the surface layer fixed hopper 41A, reference numeral 44 denotes an adjustment plate which is attached to / detached from the insertion / removal opening 41i, and this adjustment plate 44 is a surface layer dropping from each section of the surface layer fixed hopper 41. Mortar Ma,
The position and amount of Mb are adjusted.

When the adjusting plate 44 is provided for each section of the fixed hopper 41A for the surface layer as in the eighth embodiment, the position and amount of the mortars Ma and Mb for the surface layer can be adjusted, so that the color pattern can be adjusted. Various types of concrete blocks with more variety can be molded. And the adjustment plate 44
Is made detachable, it is possible to easily mold a concrete block having a desired color pattern.

FIG. 12 is a perspective view of a mixture used in a concrete block molding apparatus according to a ninth embodiment of the present invention. Note that only one mixing blade is illustrated. In FIG. 12, the mixing body 51 has a mixing blade 51w spirally attached around a shaft 51x.

When the mixing blades 51w are spirally mounted around the shaft 51x as in the ninth embodiment, the mortars Ma and Mb for the surface layer can be easily and well mixed, and the boundary of the color pattern can be further blurred. .

In each of the embodiments described above, the surface layer decorative material is described as the surface layer mortar Ma, Mb. However, in addition to the mortar colored with a colorant, the color is distributed with a seed stone or colored with a colorant. In addition, the color may be colored with a seed stone or mixed with beads such as glass or ceramic or a phosphorescent material. And although the mixture bodies 51 and 51B, the cylindrical body 51A, and the surface material supply box 71 were rotated by the geared motor 61, it is needless to say that they may be rotated by a ratchet mechanism or the like.

Further, in the second embodiment shown in FIG. 4, the cylindrical portion 41c may be omitted, and the mixture 51 may be used as a gate of the surface fixed hopper 41 to control the supply of the surface decorative material. In the third embodiment shown in FIGS. 5 and 6, when the mixing blade 51w is spirally mounted on the axis of the cylindrical body 51 as in the ninth embodiment in FIG. 12, a similar effect can be obtained. , The mixing blade 51 w
It is even more effective to spirally attach at 45 degrees to the axis.

In the sixth embodiment shown in FIG. 9, a bottom partition plate is provided and moved by a hydraulic cylinder as in the seventh embodiment, or a partition plate 71p is attached to the surface material supply box 71.
When the bottom partition plate 7 is not provided, as in the seventh embodiment,
The same effect can be obtained by providing the hydraulic cylinder 4 and moving the hydraulic cylinder 75 with the hydraulic cylinder 75. Further, in the seventh embodiment shown in FIG. 10, the bottom partition plate 74 and the hydraulic cylinder 7
A similar effect can be obtained even if 5 is omitted.

Further, in the eighth embodiment shown in FIG. 11, the adjusting plate 44 is provided in each section of the surface fixed hopper 41, but the adjusting plate 44 is provided in at least one section. Can obtain the same effect. Then, in the ninth embodiment shown in FIG.
When 1w is spirally attached at 45 degrees to axis 51x,
More effective.

Note that the fourth embodiment shown in FIG.
In the seventh embodiment shown in FIG.
1, a cut gate for each supply port 41s divided into a plurality,
By providing a cut gate mechanism composed of hydraulic cylinders, the amount of each surface layer decorative material can be adjusted by operating each cut gate mechanism, and various types of concrete blocks with more varied color patterns can be used. Can be molded. Here, it goes without saying that the cut gate mechanism may be constituted by a cut gate and a hydraulic cylinder, or may be constituted by another structure which functions similarly.

In each of the embodiments, when the mold and the press plate are formed into a plurality of sets, more preferably three or more sets, a plurality of concrete blocks having a color pattern can be obtained in one molding cycle. Furthermore, when the press surfaces of the plurality of press plates are formed in different shapes, when the concrete blocks are arranged, the surfaces of the adjacent concrete blocks can be arranged differently, so that the natural stones can be seen as arranged. .

[0073]

As described above, according to the first aspect of the present invention, the mixture is disposed in the fixed hopper for the surface layer, and the mixture is rotated by the driving mechanism. The cosmetic material can be mixed with the surface material box at the same time as the material is supplied to the surface material box. According to the second aspect of the present invention, since the mixture has the function of a cut gate of the fixed hopper for the surface layer, the intended object can be achieved with a simpler configuration than that of the first aspect. Can be.

According to the third aspect of the present invention,
Since the cylindrical body has the function of the cut gate of the fixed hopper for the surface layer, the intended object can be achieved with a simpler configuration than that of the first aspect. According to the fourth aspect of the present invention, since the mixing blades are provided in the cylindrical body, mixing of the cosmetic material for the surface layer can be easily and well performed, and the border of the color pattern can be further blurred.

According to the fifth aspect of the present invention,
Since the mixture is arranged between the surface fixed hopper and the surface material supply box and the mixture is rotated by the drive mechanism, the intended purpose can be achieved with a simpler structure than that of the first embodiment. Can be achieved. Furthermore, according to the invention described in claim 6, since the surface material box is rotated by the drive mechanism while a plurality of surface cosmetic materials are supplied to the surface material box, the structure according to claim 1 is adopted. The intended purpose can be achieved with a simpler configuration.

According to the seventh aspect of the present invention, the surface layer supply box is rotated by the drive mechanism while a plurality of surface layer decorative materials are being supplied to the mold. The intended purpose can be achieved with a simpler configuration than the one. According to the eighth aspect of the present invention, since the adjusting plate is provided in at least one section of the fixed hopper for the surface layer, the position and the amount of the decorative material for the surface layer can be adjusted, and the color pattern is more changed. Various types of concrete blocks can be molded.

Further, according to the ninth aspect of the present invention,
Since the adjusting plate is detachable, a concrete block having a desired color pattern can be easily formed. According to the tenth aspect of the present invention, in the fixed hopper for surface layer,
Since a cut gate mechanism is provided for each of the supply ports divided into a plurality of sections, it is possible to adjust the amount of each surface layer cosmetic material by operating each cut gate mechanism, and various types of color patterns are more varied. Concrete blocks can be molded.

According to the eleventh aspect of the present invention, since a plurality of sets of the formwork and the press plate are provided, a plurality of colored concrete blocks can be obtained in one molding cycle. Further, according to the twelfth aspect of the present invention, since the pressing surfaces of the plurality of press plates have different shapes, when the concrete blocks are arranged, the surfaces of the adjacent concrete blocks can be arranged differently. It can be seen as if natural stones were lined up.

According to the thirteenth aspect of the present invention,
Since a plurality of surface decorative materials in the surface material supply box were prevented from moving in the horizontal direction by the mixing prevention plate, the plurality of surface decorative materials moved while maintaining the color pattern. Can be obtained continuously.

[Brief description of the drawings]

FIG. 1 is a partially cutaway side view showing a schematic configuration of a concrete block molding apparatus according to a first embodiment of the present invention.

FIG. 2 is an explanatory view corresponding to a longitudinal sectional view showing an internal configuration of the surface fixed hopper shown in FIG.

FIG. 3 is a schematic diagram showing an example of a pattern of a concrete block molded by the concrete block molding device shown in FIG.

FIG. 4 is an explanatory view corresponding to a vertical sectional view showing an internal configuration of a surface layer fixed hopper used in a concrete block molding device according to a second embodiment of the present invention.

FIGS. 5A, 5B and 5C are longitudinal sectional views showing the internal structure and operation of a surface layer fixed hopper used in a concrete block molding apparatus according to a third embodiment of the present invention. FIG.

FIGS. 6 (a), (b) and (c) correspond to longitudinal sectional views showing the internal structure and operation of a surface layer fixed hopper used in a concrete block molding apparatus according to a third embodiment of the present invention. FIG.

FIG. 7 shows a fixed hopper for a surface layer and a mixture used in a concrete block molding apparatus according to a fourth embodiment of the present invention;
It is explanatory drawing corresponding to the side view which shows a drive mechanism.

FIGS. 8 (a) and (b) are explanatory views corresponding to side views showing a fixed hopper, a mixture and a drive mechanism for a surface layer used in a concrete block molding apparatus according to a fifth embodiment of the present invention; It is an enlarged plan view of a body and a drive mechanism.

FIGS. 9A and 9B are explanatory views corresponding to plan views showing a surface material supply box and a driving mechanism used in a concrete block molding apparatus according to a sixth embodiment of the present invention, and FIGS.
It is an expanded sectional schematic by the XX line of (a).

FIGS. 10A and 10B are explanatory views corresponding to plan views showing a surface layer material box and a drive mechanism used in a concrete block molding apparatus according to a seventh embodiment of the present invention, and FIGS.
It is an enlarged sectional schematic diagram by the YY line of (a).

FIGS. 11A and 11B are an explanatory view corresponding to a longitudinal sectional view and a side view showing a configuration of a fixed hopper for a surface layer used in a concrete block molding apparatus according to an eighth embodiment of the present invention. FIG.

FIG. 12 is a perspective view of a mixture used in a concrete block molding device according to a ninth embodiment of the present invention.

[Explanation of symbols]

 Reference Signs List 1 Table 1h Opening 2 Formwork 3 Hydraulic cylinder 4 Pallet 5 Vibration table 11 Base layer fixed hopper 11s Supply port 12 Cut gate 13 Hydraulic cylinder 21 Base layer supply box 22 Hydraulic cylinder 31 Press plate 41, 41A Surface fixed hopper 41p Partition plate 41s Supply port 41c Cylindrical part 41h Opening 41i Insertion / removal port 42 Cut gate 43 Hydraulic cylinder 44 Adjusting plate 51, 51B Mixing body 51A Cylindrical body 51h Opening 51w Mixing blade 51x Shaft 52c Support frame 52r Rotating frame 52g Gear 52w Mixing blade 61 Gear motor Gear 63 Chain 64, 64B Limit switch 71 Surface supply box 71g Gear 71p Mixing prevention plate 72 Hydraulic cylinder 73 Moving frame 74 Bottom partition plate 75 Hydraulic cylinder C Concrete for base layer Ma, Mb For surface layer Tal

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-64-45603 (JP, A) JP-A-61-215005 (JP, A) JP-A-55-93407 (JP, A) JP-A-1- 226307 (JP, A) JP-A-62-132609 (JP, A) JP-A-58-175614 (JP, A) JP-A-1-123703 (JP, A) (58) Fields investigated (Int. ⁶ , DB name) B28B 3/02 B28B 13/02

Claims (13)

(57) [Claims] 1. After filling concrete for a base layer supplied from a fixed hopper for a base layer into a formwork on a pallet with a base material supply box and pressing the same, the inside of the hopper for a surface layer partitioned into a plurality of sections by a partition plate. By filling a plurality of supplied surface decorative materials into the formwork with a surface material supply box and pressing,
In a concrete block molding apparatus for molding a concrete block, a mixture having mixing blades for mixing the plurality of surface decorative materials by rotating is provided above a gate in the fixed hopper for the surface layer. A concrete block molding device, comprising: a driving mechanism for rotating the mixture while the plurality of surface layer decorative materials are being supplied from the fixed hopper to the surface layer material box. 2. After filling the concrete for the base layer supplied from the fixed hopper for the base layer into the formwork on the pallet with the base material supply box and pressing, the inside of the concrete for the surface layer is divided into a plurality of sections by the partition plate. By filling a plurality of supplied surface decorative materials into the formwork with a surface material supply box and pressing,
A concrete block molding device for molding a concrete block, comprising: a mixing blade that mixes the plurality of surface layer decorative materials by rotating in a vertical direction, and a mixture that blocks the plurality of surface layer decorative materials when stationary. A concrete block molding apparatus, comprising: a gate for the surface layer fixed hopper; and a drive mechanism for rotating the mixture. 3. The base layer concrete supplied from the base layer fixed hopper is filled into a formwork on a pallet with a base material supply box and pressed, and then the inside is separated from the surface layer fixed hopper partitioned into a plurality of sections by partition plates. By filling a plurality of supplied surface decorative materials into the formwork with a surface material supply box and pressing,
In the concrete block molding device for molding a concrete block, the peripheral surface has an opening substantially the same as the supply port of the surface layer fixed hopper, and is supplied to the opening from the surface layer fixed hopper by rotating in the vertical direction. A concrete block molding device, characterized in that a cylinder for mixing the plurality of surface layer decorative materials is used as a gate of the surface layer fixed hopper, and a drive mechanism for rotating the cylinder is provided. 4. The concrete block molding apparatus according to claim 3, wherein mixing blades for mixing the plurality of surface layer decorative materials are provided on an inner peripheral surface of the cylindrical body. apparatus. 5. After filling the concrete for the base layer supplied from the fixed hopper for the base layer into the formwork on the pallet with the base material supply box and pressing it, the inside of the concrete for the surface layer is divided into a plurality of sections by the partition plate. By filling a plurality of supplied surface decorative materials into the formwork with a surface material supply box and pressing,
In a concrete block molding apparatus for molding a concrete block, a mixing blade for mixing the plurality of surface layer decorative materials from the surface layer fixed hopper by rotating between the surface layer fixed hopper and the surface layer supply box. And a drive mechanism for rotating the mixture while the plurality of surface layer decorative materials are being supplied from the surface layer fixed hopper to the surface layer supply box. Concrete block molding equipment. 6. After filling the concrete for the base layer supplied from the fixed hopper for the base layer into the formwork on the pallet with the base material supply box and pressing, the inside of the concrete for the surface layer is divided into a plurality of sections by the partition plate. By filling a plurality of supplied surface decorative materials into the formwork with a surface material supply box and pressing,
In a concrete block molding apparatus for molding a concrete block, a drive mechanism for rotating the surface layer supply box in a horizontal direction while supplying the plurality of surface layer decorative materials from the surface layer fixed hopper to the surface layer supply box is provided. A concrete block molding device provided. 7. The concrete block molding apparatus according to claim 6, wherein the drive mechanism is configured to fill the surface layer material box with the plurality of surface layer decorative materials while filling the form from the surface layer material box. A concrete block molding apparatus, characterized in that the concrete block is rotated in the horizontal direction. 8. The concrete block molding apparatus according to claim 1, wherein a position and an amount of the surface layer decorative material falling into at least one section of the surface layer fixed hopper are adjusted. A concrete block molding apparatus, comprising: 9. The concrete block molding apparatus according to claim 8, wherein the adjusting plate is detachable from outside the surface layer fixed hopper. 10. The concrete block molding apparatus according to claim 5, wherein a cut gate mechanism is provided for each of the plurality of supply ports in the fixed hopper for the surface layer. Characteristic concrete block molding equipment. 11. The method according to claim 1, wherein
The concrete block molding apparatus according to any one of claims 1 to 3, wherein the mold and the press plate are a plurality of sets. 12. The concrete block molding apparatus according to claim 11, wherein the pressing surfaces of the plurality of press plates have different shapes. 13. The method according to claim 1, wherein:
The concrete block molding device according to any one of claims 1 to 3, further comprising: a mixing prevention plate for preventing the plurality of surface decorative materials from being further mixed in the surface material supply box.