JP2698530B2 - Solenoid valve manifold - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates are those which relate <br/> the solenoid valve manifold.

[0002]

2. Description of the Related Art Conventionally, as this type of solenoid valve manifold, for example, as shown in FIG. 11, an eight-way solenoid valve manifold in which eight solenoid valves 61 are mounted in a row on a manifold base 60 is known. ing.

An air supply port 62 is formed on the front surface of the manifold base 60, and a fluid is supplied from the air supply port 62 to each of the solenoid valves 61. The manifold base 60 is provided with one output port 63 corresponding to each solenoid valve 61, and each of the output ports 63 is connected to a cylinder chamber (both not shown) through a pipe T. I have.

[0004] Each solenoid valve 61 communicates and shuts off an input port and an output port (both not shown) inside the solenoid valve 61 so as to switch supply and shutoff of air from an output port 63 to a cylinder chamber. Has become.

At both ends in the longitudinal direction of the manifold base 60, mounting holes 64 penetrating vertically are formed. When the solenoid valve manifold is to be mounted at a desired installation location, the mounting hole 6
A screw 65 is fixed to the installation location via the screw 4.

[0006]

However, in the above-mentioned conventional solenoid valve manifold, the manifold base 6 is provided.
The solenoid valves 61 are mounted in a row with respect to the solenoid valves 0. Therefore, when the number of stations of the solenoid valve 61 is increased to, for example, 10 or more, the size of the solenoid valve manifold is extremely increased in the direction of the number of stations, and the solenoid valve manifold cannot be installed depending on the installation space. was there.

Moreover, the conventional solenoid valve manifold can be mounted only in one direction determined by the mounting hole 64. Therefore, for example, peripheral devices, wiring,
If the pipes and the like obstruct, the pipes and the like must be installed by bending or the like, and there is also a disadvantage that the pipes or the like cannot be attached to a desired location depending on the location.

The present invention has been made in view of the above circumstances, and a first object is to prevent the manifold base from becoming extremely long in the direction of the number of stations even when the number of stations of the solenoid valve is increased. An object of the present invention is to provide a solenoid valve manifold that can effectively use space.

A second object is that an electromagnetic valve is mounted.
An object of the present invention is to provide a solenoid valve manifold that can be mounted in a plurality of directions when a manifold base is mounted at a desired location, thereby effectively utilizing an installation space.

[0010]

Means for Solving the Problems To solve the above problems,
According to the first aspect of the present invention, a fluid supply passage is provided.
Each solenoid valve on both longitudinal sides of the manifold base
Attach one end of the fluid supply passage to the input port of each solenoid valve.
And one end communicates with the output port of each solenoid valve.
The other end of each output passage in the longitudinal direction of the manifold base.
In one direction different from the mounting surface of each solenoid valve in
At the longitudinal end of the manifold base.
The mounting auxiliary body is fixed, and the manifold is used by the mounting auxiliary body.
Field base cantilevered, and its mounting
Holes for fastening are formed in multiple directions, and the holes to be used are appropriately selected.
Select the mounting direction of the manifold base by selecting
Made it possible.

In the invention according to claim 2,
Item 2. In the solenoid valve manifold according to Item 1, the fluid supply
Connect the other end of the passage to each output passage of the manifold base.
Open the other end of the road at the longitudinal end of the opening
Place the mounting aid in the longitudinal direction of the manifold base.
At the same position as the opening of the fluid supply passage
The road was fixed so as to be in contact with a plurality of surfaces except the opening surface.
Further, in the invention according to claim 3, the invention according to claim 1
In the solenoid valve manifold, the manifold base
On both sides in the longitudinal direction of the exhaust port of each solenoid valve
Correspondingly, a groove or notch is formed to connect the discharge port to the
Open to the atmosphere through a groove or notch.

[0012]

According to the first aspect of the present invention, a plurality of solenoid valves are mounted on both sides of the manifold base, so that the length of the solenoid valves in the number of stations can be reduced. Each output passage communicating with the output port of each solenoid valve
Was concentrated on one side of the manifold base and opened.
Concentrates piping connected to the output passage opening
Installation space to prevent pipe congestion
Can be effectively used. In addition, manifold
Manifold with mounting aid fixed to longitudinal end of base
Field base is cantilevered, and multiple
Select the holes formed in the direction
Hold base can be installed. Where, as described above,
The piping is concentrated on one side and the
Combined with the cantilever support of the manifold base
The installation mode of the solenoid valve manifold according to the installation environment.
Correspondence, space saving and freedom in installation
This is extremely effective for improving the degree.

According to the second aspect of the present invention, the flow is further increased.
The body supply passages are also integrated on the same surface as each of the output passages,
The mounting aids correspond to the opening of the fluid supply passage.
With this arrangement, the size can be further reduced. Only
The mounting aid abuts the manifold base on multiple sides
To secure the mounting base to the manifold base
The condition is stable and can withstand cantilever support
Will be. Furthermore, according to the third aspect of the present invention,
Each electrode is formed by a groove or notch formed in the manifold base.
Since the exhaust port of the magnetic valve is open to the atmosphere, the manifold
There is no need to form a discharge passage in the
This leads to further promotion of miniaturization of the hold base itself. This
This is ideal for air that can discharge the working fluid
It becomes something.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment in which the present invention is embodied in a normally closed type solenoid valve manifold will be described below with reference to FIGS.

First, the structure of the solenoid valve will be described.
As shown in FIGS. 1 and 2, in this embodiment, a three-way solenoid valve 1 is used. The solenoid valve 1 includes a valve section 2 and a solenoid section 3, and a first valve 4 incorporated in the valve section 2.
When the second valve 5 is driven based on the electromagnetic operation force of the solenoid 3, the flow direction of the fluid is switched.

That is, as shown in FIG. 2, a valve hole 6 is formed inside the valve portion 2. An output port 7, a discharge port 8, and an input port 9 are formed on one side of the valve unit 2 in order from the top, and these ports 7, 8, and 9 are connected to the valve hole 6. A first valve seat 10 is provided between the output port 7 and the discharge port 8, and a second valve seat 11 is provided between the input port 9 and the output port 7.

The first valve 4 has a valve rod 12 slidably inserted into the valve hole 6, and a first spring 13 is provided between the upper surface of the first valve 4 and the upper end of the valve hole 6. It is interposed. The solenoid unit 3 includes an electromagnetic coil 14, a core 15, and a plunger 1.
6, and a second spring 17 is interposed between the electromagnetic coil 14 and the plunger 16. The second valve 5 is fixed to the upper end of the plunger 16. The distal end of the valve rod 12 is always in contact with the plunger 16 based on the urging force of the first spring 13.

Therefore, when the electromagnetic coil 14 is not energized,
The input port 9 and the output port 7 are closed by the second valve 5 on the plunger 16, and the output port 7 and the discharge port 8 are opened. Conversely, when the electromagnetic coil 14 is energized, the plunger 16 is retracted to open the input port 9 and the output port 7, and the first valve 4 closes the output port 7 and the discharge port 8. I have.

As shown in FIG. 1 to FIG.
The whole of the manifold base 18 to which is attached is formed in a substantially quadrangular prism shape.
9 are formed. Both ends (only one end is shown in FIGS. 1 and 3) of the communication path 19 are closed by blind covers 20. The communication passage 19 communicates with an air supply port 21 which is open on the upper surface on the base end side. A one-touch type pipe joint 22 is attached to the air supply port 21.

On both sides (only the right side is shown) of the manifold base 18, exhaust grooves 23 extending in the longitudinal direction thereof are provided.
Are formed. The female screw hole 2 is provided in the exhaust groove 23.
Four pairs are formed at regular intervals in pairs.

Below the exhaust groove 23, four outlets of the input passage 26 communicating with the communication passage 19 are formed at equal intervals. Above the exhaust groove 23 corresponding to the input passage 26, an inlet of an output passage 27 is formed. This output passage 27 is connected to the manifold base 1
8 are connected to adjacent output ports 28 provided on the upper surface. A one-touch type pipe joint 29 is attached to each output port 28, and is connected to a cylinder chamber (both not shown) through a pipe T.

Each of the solenoid valves 1 is screwed into the female screw hole 24 with respect to the manifold base 18.
Is attached by screwing the. In this mounting state, the input port 9 of each solenoid valve 1 is connected to the input passage 26, and the output port 7 is connected to the output passage 27. The discharge port 8 is open in the exhaust groove 23. Accordingly, a plurality of three-way solenoid valves 1 are arranged on the manifold base 18 in opposition to each other, four by one. Moreover, in this mounting state,
As shown in FIGS. 1 and 2, the solenoid of each solenoid valve 1
The part 3 is a lower part intersecting the longitudinal direction of the manifold base 18.
Side, and each solenoid part 3 is a manifold
Further projecting toward the solenoid valve 1 opposite to each other with the base 18 interposed therebetween.
The solenoid valve manifold itself.
Pact is being achieved.

Next, when the solenoid valve manifold constructed as described above is mounted at a desired position, the mounting auxiliary body 3 is optimal.
0 will be described. The manifold base 1
A pair of insertion holes 30 is formed in the upper surface of the upper surface 8 at a corner on the air supply port 21 side in a vertical direction.

The mounting auxiliary body 31 has a mounting surface 32 on which the rear portion of the manifold base 18 is mounted, and a position preventing surface 33 formed to prevent the manifold base 18 from shifting right and left. A pair of female screw holes 34 having the opening on the mounting surface 32 are formed at positions corresponding to the insertion holes 30.

As shown in FIG. 3, the manifold base 18 is mounted on the mounting surface 32 by a pair of screws 35. The mounting surface 32,
A mounting portion is constituted by the displacement prevention surface 33 and the female screw hole 34.

The mounting auxiliary body 31 has a plurality of contact surfaces as mounting surfaces. That is, a first contact surface 36 formed on the lower surface of the attachment auxiliary body 31, a second contact surface 37 formed on the rear surface, a third contact surface 38 formed on the right side surface, and a left side surface. Four contact surfaces of the fourth contact surface 39 are provided. The mounting auxiliary body 31 has a screw insertion hole 4 as a hole for screwing in a direction orthogonal to the contact surfaces 36 to 39.
0, 41 and 42 are respectively formed . That is,
Each screw insertion hole 40, 41, 42 is in a different direction
Extending from each screw insertion hole 40, 41, 42
Solenoid valve by selecting screw insertion hole and fixing with screw 43
Manifold can be installed in the desired location in the desired direction
Has become.

Next, the operation of the solenoid valve manifold and the mounting auxiliary body configured as described above will be described. Well, FIG.
As shown in (1), when the air supply port 21 and the output port 28 are installed with the upper side thereof, the first contact surface 36 is brought into contact with the mounting surface, and the screw 43 is fixedly fixed through the screw insertion hole 40.

Here, when the electromagnetic coil 14 of each solenoid valve 1 is not energized, the space between the input port 9 and the output port 7 is closed by the second valve 5 on the plunger 16 and the output port 7 is closed. The space between the discharge port 8 is open.

At this time, the electromagnetic coil 14 of one solenoid valve 1
Is energized, the plunger 16 of the solenoid valve 1 retreats to open the space between the input port 9 and the output port 7, and the first valve 4 closes the space between the output port 7 and the discharge port 8. Is done. As a result, fluid is supplied from the output port 28 corresponding to the electromagnetic valve 1 to the chamber of the cylinder (not shown), and the rod of the corresponding cylinder operates. As described above, a desired cylinder can be operated by energizing the electromagnetic coil 14 of the solenoid valve 1 corresponding to the cylinder to which a fluid is to be supplied.

On the other hand, it may not be possible to install the solenoid valve manifold as shown in FIG. 1 in a place where the solenoid valve manifold is installed, for example, depending on the direction of piping and the installation status of peripheral devices. In such a case, for example, FIG.
Alternatively, the installation direction can be changed as shown in FIG. That is, as shown in FIG. 6, the second contact surface 37 is brought into contact with the mounting surface, and the screw 43 is fixedly fixed through the screw insertion hole 41, and can be installed so as to be longer in the vertical direction. Further, as shown in FIG. 7, the fourth contact surface 39 can be brought into contact with the mounting surface, and the screw 43 can be fixedly fixed through the screw insertion hole 42.

As described above, according to the present embodiment, since the solenoid valves 1 are arranged in two rows with respect to the manifold base 18, the overall length of the solenoid valve manifold as compared with a conventional arrangement in one row is reduced. Can be shortened . Only
Also, the solenoid part 3 of each solenoid valve 1 is a manifold base
18 protrudes downward to intersect the longitudinal direction of the
The solenoid portions 3 are mutually sandwiched with the manifold base 18 interposed therebetween.
It is configured to further protrude toward the opposed electromagnetic valve 1 side.
Therefore, the width of the solenoid valve 1 from the manifold base 18 is increased.
Can be reduced as much as possible. Therefore, the solenoid valve
Promote miniaturization of manifolds to limit installation space
It can be attached to the set place.

The mounting auxiliary body 31 has a plurality of contact surfaces 36 to
39, and the screw insertion holes 40 to 42 corresponding to the respective contact surfaces 36 to 39 are formed, so that the installation direction can be easily changed according to the surrounding situation.

The present invention is not limited to the above embodiment, but can be implemented as follows without departing from the spirit of the present invention. (1) In the above embodiment, the normally closed type solenoid valve manifold is exemplified. However, as shown in FIGS. 8 and 9 (the same components as those in the above embodiment are denoted by the same reference numerals). It is also possible to implement for an open type solenoid valve manifold.

That is, the communication path 1 of the manifold base 48
The input passage 49 communicating with the extension 9 extends horizontally on both sides and opens between the pair of female screw holes 24. or,
Exhaust grooves 50 extending in the longitudinal direction are formed in lower portions of both side surfaces of the manifold base 48, respectively. In this configuration, when each electromagnetic coil 14 is not energized, the input passage 49 and the output passage 27 are connected, and the rod of the cylinder corresponding to the electromagnetic valve 1 is driven.

(2) In place of the exhaust groove 50 of the above-described another example, as shown in FIG.
1 may be formed respectively. Also, in the normally closed type solenoid valve manifold shown in FIG. 3, it is also possible to form an exhaust notch corresponding to each electromagnetic valve 1 in place of the exhaust groove 23, and to implement the same.

(3) In the above embodiment, the solenoid valve manifold in which the three-way solenoid valve 1 is mounted on the manifold base 18 has been exemplified. However, the present invention is applicable to other types of solenoid valves such as a four-way solenoid valve. Is also possible.

(4) In the above embodiment, the mounting auxiliary body 31
In this case, four contact surfaces 36 to 39 are formed,
Arbitrary, for example, five or more may be formed.

[0038]

As described above in detail, according to the first aspect,
According to Ming, multiple manifolds on both sides of the manifold base
By installing a solenoid valve, the length of the solenoid valve in the number of stations
Can be shortened. Also, the output port of each solenoid valve
Connect each output passage to one side of the manifold base
Concentrated openings allow contact with the output passage opening.
Concentrated piping can be concentrated, preventing pipe congestion.
The installation space can be stopped to effectively use the installation space. Change
And fixed to the longitudinal end of the manifold base
Support the manifold base with the support
Select the holes formed in the mounting auxiliary body in multiple directions as appropriate.
A manifold base can be installed at a predetermined installation location. This
Here, each pipe is concentrated on one surface as described above
That the mounting base cantilever the manifold base
The installation state of the solenoid valve manifold
Can be adapted to the installation environment, saving space.
It is extremely effective in improving the degree of freedom in installation and installation.
You.

According to the second aspect of the present invention, the flow is further increased.
The body supply passages are also integrated on the same surface as each of the output passages,
The mounting aids correspond to the opening of the fluid supply passage.
With this arrangement, the size can be further reduced. Only
The mounting aid abuts the manifold base on multiple sides
To secure the mounting base to the manifold base
The condition is stable and can withstand cantilever support
Will be. Furthermore, according to the third aspect of the present invention,
Each electrode is formed by a groove or notch formed in the manifold base.
Since the exhaust port of the magnetic valve is open to the atmosphere, the manifold
There is no need to form a discharge passage in the
This leads to further promotion of miniaturization of the hold base itself. This
This is ideal for air that can discharge the working fluid
It becomes something.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment according to the present invention and showing a state in which a solenoid valve manifold is mounted on a mounting auxiliary body.

FIG. 2 is a partially cutaway front view of a solenoid valve manifold.

FIG. 3 is an exploded perspective view of a manifold base and a mounting auxiliary body.

FIG. 4A is a plan view of a solenoid valve manifold, and FIG.
FIG. 2 is a front view of the solenoid valve manifold, and FIG. 2C is a right side view of the solenoid valve manifold.

5A is a plan view of the auxiliary mounting body, FIG. 5B is a front view of the auxiliary mounting body, and FIG. 5C is a right side view of the auxiliary mounting body.

FIG. 6 is a perspective view showing a state in which the solenoid valve manifold is mounted on the mounting auxiliary body, and showing a mounting mode different from that in FIG. 1;

FIG. 7 is a perspective view showing a state in which the solenoid valve manifold is mounted on the mounting auxiliary body, and showing a mounting mode different from FIGS. 1 and 7;

FIG. 8 is a partially cutaway front view of a solenoid valve manifold according to another embodiment of the present invention.

FIG. 9 is a perspective view of a manifold base.

FIG. 10 is a perspective view showing another example of the manifold base.

FIG. 11 is a perspective view showing a conventional solenoid valve manifold.

[Explanation of symbols] 1 ... solenoid valve, 7 ... output port, 8 ... discharge port, 9 ... input
Force port, 18, 48… Manifold base, 19… Flow
Communication passage as body supply passage, 21. Air supply as opening
Mouth, 23, 50 ... Exhaust groove as groove, 27 ... Output through
Road, 31: mounting auxiliary body, 40, 41, 42 ... for screwing
Screw insertion holes as holes for holes, 51 ... notches for exhaust as notches
Lack of.

Claims (3)

(57) [Claims] 1. A manifold having a fluid supply passage (19).
Solenoid valves (1) on both sides in the longitudinal direction of the field base (18).
And one end of the fluid supply passage (19) and each solenoid valve.
Connect the (1) input port (9) with each solenoid valve
Each output passage having one end communicating with the output port (7) of (1).
The other end of (27) is the length of the manifold base (18).
One different from the mounting surface of each solenoid valve (1) in the hand direction
The manifold base (1)
8) Fix the mounting auxiliary body (31) at the longitudinal end of
The manifold base is provided by the mounting auxiliary body (31).
(18) is cantilevered, and its mounting auxiliary body (31)
Are formed with holes (40-42) for screwing in multiple directions
By appropriately selecting the holes (40 to 42) to be used,
The mounting direction of the manifold base (18) can be selected.
Solenoid valve manifold. 2. The other end of said fluid supply passage (19) is
Each of the output passages (2) of the manifold base (18)
7) Open the other end to the longitudinal end of the converged opening surface,
The mounting auxiliary body (31) is connected to the manifold base.
(18) Opening of the fluid supply passage (19) in the longitudinal direction
Opening of the fluid supply passage (19) at the same position as the portion (21).
2. The fixing device according to claim 1, wherein the fixing member is fixed to a plurality of surfaces except the mouth surface.
The solenoid valve manifold described. 3. The manifold base (18)
Discharge ports of each solenoid valve (1) on both sides in the longitudinal direction
Grooves (23, 50) or notches (51) corresponding to (8)
And forming the discharge port (8) in the groove (23,5).
0) or open to the atmosphere through a notch (51).
The solenoid valve manifold according to 1.