JPH11125378A - Fluid pressure manifold and manufacture therefor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To eliminate a limitation on design of a passage form and to prevent contamination of a fluid by forming plural holes in metal plates penetrating from the surfaces thereof, and joining a metal plate provided with a passage communicated with the holes penetrating from the surface between the metal plates. SOLUTION: A fluid pressure manifold 1 is formed by three metal plates 2a, 2b, 2c. Plural holes 3a, 3b are bored in the metal plates 2a, 2c which form the surface. A piping, a valve or the like are connected to the holes 3a, 3b through a fitting and gasket. Generally, a piping is connected to one plate 2a, and a valve is connected to the other metal plate 2c. Plural passages communicating with the holes 3a, 3b of the metal plates 2a, 2c are formed out of contact with the other passage in the metal plate 2b. The respective passages are penetrated vertically from the surface of the metal plate 2b not to be open to the side surface of the metal plate 2b.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fluid pressure manifold used for hydraulic pressure pipes such as hydraulic and pneumatic pipes of machine tools, injection molding machines, marine machines, civil engineering machines and the like, and a method of manufacturing the same. .

[0002]

2. Description of the Related Art A fluid pressure manifold is used for simplifying and reducing the size of a plurality of intersections of fluid pressure pipes of various machines described above.

FIG. 7 is a developed view of a conventionally used fluid pressure manifold. As shown in the figure, the fluid pressure manifold 31 is manufactured by drilling by intersecting the surface of a block-shaped metal block such as a steel block, a forged product, a cast product, and the like as appropriate in the vertical and horizontal directions, diagonally, as appropriate. Piping, various valves, and the like are connected to the opening 32 via various joints, gaskets, and the like.

[0004]

However, in the conventional fluid pressure manifold formed by drilling, the blind hole needs to be blindly plugged, so that the shape of the flow path is restricted in design and burrs generated at the time of processing the flow path. In particular, there is a problem that the fluid is contaminated by burrs generated at the intersection.

SUMMARY OF THE INVENTION The present invention has been made to solve such a problem, and it is possible to freely design the shape of the flow path of the fluid pressure manifold, to facilitate the processing of the flow path, and to reduce the processing time. It is an object of the present invention to provide a fluid pressure manifold and a method of manufacturing a fluid pressure manifold in which a fluid is not contaminated by burrs.

[0006]

According to the present invention, a flow path is formed by a completely different idea, instead of employing a method of forming a flow path by drilling a block-shaped metal lump as in the prior art. Things.

That is, a metal plate having a plurality of flow paths communicating with the holes is formed between a plurality of metal plates having a plurality of holes formed through the surface. And joined to obtain a fluid pressure manifold. As described above, the present invention has solved the above-mentioned problem by forming the flow passage of the fluid pressure manifold from the surface of the metal plate.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A hydraulic manifold according to the present invention comprises a plurality of metal plates having a plurality of holes formed through a surface thereof, and a plurality of flow passages disposed between the metal plates and communicating with the holes. It is characterized in that the road is formed by joining a metal plate formed so as to penetrate from the surface.

A plurality of metal plates having the plurality of flow paths are provided between the metal plates.

A hole communicating with the flow path is formed on a side surface of the metal plate on which the plurality of flow paths are formed.

In the method of manufacturing a fluid pressure manifold according to the present invention, a plurality of flow paths communicating with the holes are formed between a plurality of metal plates having a plurality of holes formed through the surface. The metal plate is provided and joined.

[0012] A plurality of metal plates having the plurality of flow paths are provided between the metal plates.

[0013] The present invention is characterized in that the metal plate is plated with metal, and a plating layer is melted and joined in a furnace.

[0014]

Embodiments of the present invention will be described with reference to the drawings.

Embodiment 1 FIG. 1 is a perspective view of a fluid pressure manifold according to a first embodiment.

As shown in FIG. 1, the fluid pressure manifold 1 according to the present embodiment includes three metal plates 2a, 2b, and 2c. A plurality of holes 3a (3b) are formed in the metal plates 2a and 2c constituting the surface, and the holes 3a (3b) are formed.
Pipes, valves, and the like are connected to the apparatus via joints and gaskets. Usually, a pipe or the like is connected to one metal plate 2a, and a valve or the like is connected to the other metal plate 2c.

FIGS. 2, 3 and 4 are plan views of the metal plates 2a, 2b and 2c in FIG. In this embodiment, the metal plates 2a, 2b and 2c have a thickness of 6 mm, but usually have a thickness of 5 to 15 mm.

As shown in FIGS. 2 and 4, the metal plate 2a
Are formed with a plurality of holes 3a, and a plurality of holes 3b are formed through the metal plate 2c.

As shown in FIG. 3, a plurality of flow paths 4 communicating with the holes 3a, 3b of the metal plates 2a, 2c are provided in the metal plate 2b.
Are formed so as not to contact other flow paths. Each flow path 4 penetrates vertically from the surface of the metal plate 2b,
It is formed so as not to open on the side surface of.

Next, a method for manufacturing the present fluid pressure manifold will be described. (a) First, a plurality of flow paths are compactly and two-dimensionally designed by CAD or the like using not only vertical and horizontal, diagonal, but also arcs and free curves. (b) Next, based on this plan view, a plurality of flow paths 4 are cut out in the metal plate 2b using a laser beam or the like as a cutout picture.
On the other hand, a plurality of holes 3a, 3b communicating with the plurality of flow paths 4 are formed in the metal plates 2a, 2c so as to vertically penetrate from the surface. (c) Copper plating is applied to the entire surfaces or the joint surfaces of the metal plates 2a, 2c, 2b in which the holes 3a, 3b or the flow paths 4 are formed as described above. (d) Next, the metal plates 2a, 2b, and 2c are overlapped with the metal plate 2b on which the flow path 4 is formed to be in a block shape. (e) Put this in a heating furnace, heat it to a temperature at which the plated copper melts, and then cool it. Thereby, the integrated fluid pressure manifold 1 is manufactured.

In the above embodiment, copper plating is used for joining metal plates, but other metal platings may be used.

Since the surface of the fluid pressure manifold thus manufactured is smooth, a valve or the like can be easily attached to the surface.

(Embodiment 2) FIG. 5 is a schematic view of a fluid manifold 11 according to a second embodiment. The fluid manifold 11 according to the present embodiment has a plurality of holes 13a and 13
The three metal plates 12a, 12c, and 12e formed through the metal plates b and 13c, respectively, and the plurality of flow paths 14a and 14b disposed between the metal plates and communicating with the holes 13a, 13b, and 13c, respectively. A total of five metal plates 12a to 12 including two metal plates 12b and 12d formed therethrough
e.

The fluid manifold 11 of this embodiment can make a more complicated circuit compact as compared with that of the first embodiment.

(Embodiment 3) FIG. 6 is a schematic view of a fluid manifold 21 according to a third embodiment. The fluid manifold 21 according to the present embodiment has a plurality of holes 23a, 23b
, One metal plate 22a having a plurality of holes 23c, 23d penetrating from the surface, and one metal plate 22d having the plurality of holes 23c, 23d formed therethrough.
A plurality of flow paths 24a, 24a, 23b, 23d, 23b,
24b is formed through two metal plates 22b,
22c is manufactured by joining a total of four metal plates 22a to 22d.

That is, in the first embodiment, one metal plate having a plurality of flow paths is formed, but in this embodiment, two metal plates are provided. In addition, you may arrange | position two or more sheets as needed. Also, in the second embodiment, similarly, a plurality of metal plates having a plurality of flow paths formed thereon can be arranged in a stacked manner.

In the above-described embodiment, a plurality of holes are formed through the surface of the metal plate where no flow path is formed, but holes are formed from the side of the metal plate where the plurality of flow paths are formed. At the end of the flow, it may be communicated with the flow path.

[0028]

As described above, the present invention has the following advantages. That is,
Since the flow path shape of the fluid pressure manifold can be freely designed, the flow path is easy to process, and the flow path is not contaminated at the time of processing, so machine tools, injection molding machines, marine machines, etc. In fields such as civil engineering and construction equipment, it can be used not only for hydraulic pressure but also for many liquids such as air, gas, and water, and is expected to be widely used, not only for quality improvement, shortening of construction period, and cost reduction.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a fluid pressure manifold according to a first embodiment of the present invention.

FIG. 2 is a plan view of a metal plate (2a) in FIG.

FIG. 3 is a plan view of a metal plate (2b) in FIG.

FIG. 4 is a plan view of the metal plate (2c) in FIG.

FIG. 5 is a schematic view of a fluid pressure manifold according to a second embodiment of the present invention.

FIG. 6 is a schematic view of a fluid pressure manifold according to a third embodiment of the present invention.

FIG. 7 is a development view showing a conventional fluid manifold;
(A) is a plan view, (b) is a front view, (c) is a left side view,
(D) is a right side view, (e) is a bottom view, and (f) is a rear view.

[Explanation of symbols]

1, 11, 21, 31 fluid pressure manifolds 2a, 2b, 2c, 12a, 12b, 12c, 12d,
12e, 22a, 22b, 22c, 22d Metal plate 3a, 3b, 13a, 13b, 13c, 23a, 23
b, 23c, 23d hole 4, 14a, 14b, 24a, 24b flow path 32 opening

Claims (6)

[Claims] 1. A plurality of metal plates having a plurality of holes formed through a surface thereof, and a plurality of flow channels disposed between the metal plates and communicating with the holes are formed through the surface. A fluid pressure manifold formed by joining a metal plate and 2. The fluid pressure manifold according to claim 1, wherein a plurality of metal plates having the plurality of flow paths are provided between the metal plates. 3. The fluid pressure manifold according to claim 1, wherein a hole communicating with the flow path is formed on a side surface of the metal plate on which the plurality of flow paths are formed. 4. A metal plate in which a plurality of flow paths communicating with the holes are formed through the surface between a plurality of metal plates formed with a plurality of holes penetrating from the surface. And a method of manufacturing a fluid pressure manifold. 5. The method for manufacturing a fluid pressure manifold according to claim 4, wherein a plurality of metal plates having the plurality of flow paths are provided between the metal plates. 6. The method according to claim 4, wherein the metal plate is plated with a metal, and a plating layer is melted and joined in a furnace.
Or the method of manufacturing a fluid pressure manifold according to 5.