JPH0549875B2 - - Google Patents

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a piping and wiring structure for pneumatic equipment.
In particular, the present invention relates to techniques that are effective when applied to piping and wiring structures for pneumatic equipment that require both pneumatic piping and electrical wiring.

[Conventional technology]

For example, in an electrically operated device such as a pneumatic cylinder device, the pneumatic piping of the main body and the wiring of a piston position detection device provided in the main body are separately connected to each other by separate pneumatic piping and conductive wires.

Therefore, the piping work and wiring work are also performed separately.

[Problem to be solved by the invention]

However, the piping and wiring described above are complicated because the pneumatic piping and conductive wires are separately extended outside of the pneumatically operated equipment, and the piping and wiring are mixed and complicated, which is considered to be an impediment to space saving. .

Furthermore, the piping work and wiring work must be performed separately, which is considered to be an impediment to improving the efficiency of piping work.

An object of the present invention is to provide a piping and wiring structure for pneumatic equipment that can simplify piping and wiring, save space, and improve the efficiency of piping and wiring work.

[Means to solve the problem]

The piping and wiring structure for pneumatic equipment of the present invention is such that the pneumatic piping is connected to a pneumatic piping in which a plurality of conductive parts for wiring extend along the longitudinal direction, and the conductive parts are covered with an insulating cover. a supply/discharge port through which air is supplied and discharged through the pneumatic piping; a conductive portion electrically connected to the conductive portion of the pneumatic piping when the pneumatic piping is connected to the supply/discharge port; a pneumatic device having an electric element electrically connected to the conductive part and actuated by an electric signal applied via the conductive part; piping and wiring connecting means for connecting the pneumatic piping connected to the exhaust port to the supply and exhaust port in a one-touch manner, the piping and wiring connecting means connecting the pneumatic piping to the supply and exhaust port of the pneumatic equipment; By connecting in a one-touch manner through the pneumatic pipe, the pneumatic piping to the supply/discharge port of the pneumatic piping and the electrical wiring from the conductive part of the pneumatic piping to the conductive part of the pneumatic equipment are performed at the same time. This features a piping and wiring structure for pneumatic equipment.

[Operation] According to the piping and wiring structure of the pneumatic equipment described above,
While a plurality of conductive parts for wiring extend along the longitudinal direction of the pneumatic piping, pneumatic equipment is also provided with conductive parts that can be electrically connected to the conductive parts, so that the pneumatic piping can be connected easily. Piping and wiring can be done at the same time by simply connecting to the supply/discharge port of the pneumatic equipment via a piping wiring connection means, simplifying piping and wiring, saving space, and making piping and wiring work easier. It is possible to reliably improve efficiency.

In this case, if the conductive part is formed on the outer circumferential surface of the pneumatic piping by printing or the like, or by a conductive layer of the flexible wiring board, manufacturing of the pneumatic piping will be facilitated. This makes it possible to reliably simplify the structure.

Example 1 Fig. 1 is a partial perspective view showing pneumatic piping as an embodiment of the present invention, and Fig. 2 shows an example of use of the pneumatic piping in Fig. 1 and pneumatic equipment as an embodiment of the present invention. A sectional view, FIG. 3 is a plan view of the pneumatic device shown in FIG. 2, and FIG. 4 is a side view of the pneumatic device shown in FIG.
FIG. 5 is a partial sectional view taken along the - line in FIG. 3.

The pneumatic piping 1 in this embodiment includes a plurality of flexible unit pipings 2 through which air flows, and conductive layers 3 (conductive parts) each extending along the longitudinal direction on the outer peripheral surface of the unit piping 2. ) and a flexible insulating cover 4 (insulating layer) covering the outer peripheral surface of the conductive layer 3.

The plurality of unit pipes 2 are arranged in parallel, and their entire outer peripheral sides are covered and connected with an insulating cover 4.

The unit piping 2 and the insulating cover 4 are each made of, for example, an elastic body, and the conductive layer 3 is printed on both sides of the outer peripheral surface of the unit piping 2.

As shown in FIG. 2, the pneumatic equipment of this embodiment has a sensor body 5 which is a piston position detection device.
It is a pneumatic cylinder device 6 (pneumatic equipment) equipped with (electrical element).

A pneumatic cylinder chamber in a main body 7 of the pneumatic cylinder device 6 is partitioned by a piston 8 into a left pneumatic cylinder chamber 9a and a right pneumatic cylinder chamber 9b.

From one end surface of the piston 8, the piston rod 8a
is projected, and a detection target magnet 8b is fitted on the outer circumference of the piston 8.

The left pneumatic cylinder chamber 9a has a supply/discharge port 10a.
(shown in FIG. 3), and the right pneumatic cylinder chamber 9b communicates with the supply/discharge port 10b.

On the outer periphery of the main body 7 of the pneumatic cylinder device 6,
A mounting groove 11 for the switch extends along the axial direction.

The opening of the mounting groove 11 is removably covered by a transparent cover 11a, and on the bottom surface of the mounting groove 11, a plurality of conductive layers 12 are printed or pasted and extend along the longitudinal direction. There is.

As shown in FIG. 3, the sensor main body 5 has an arm 5a extending from one side thereof at a predetermined distance from the one side, and an arm 5a extending between the one side and the arm 5a.
A cylindrical cam 13 is rotatably interposed between the inner surface of a and the inner surface of a.

A driver groove 13a is formed in the head of the cam 13, and the cam 13 is configured to be rotated using the driver groove 13a.

Further, the cam 13 is formed such that the small diameter portion 13b is eccentric from the large diameter portions 13c above and below it.

On the other hand, one side of the sensor body 5 and the arm 5a
The large diameter portion 13c of the cam 13 is located at the top and bottom of the inner surface of the cam 13.
Fitting grooves 5c and 5d are respectively formed into which these are fitted.

The cam 13 is rotated about the axis of the large diameter portion 13c by having a portion of the outer circumference of the large diameter portion 13c slidably fitted into the fitting grooves 5c and 5d, respectively. With this rotation, the small diameter portion 13b changes to the large diameter portion 1.
It is designed to be rotated eccentrically with respect to 3c.

Then, when the small diameter portion 13b is separated from one side of the sensor body 5 due to eccentric rotation and is displaced toward the arm 5a, the arm 5a is opened outward against the elastic force, and other parts of the sensor body 5 are moved. By pressing the side surface and the outer surface of the arm 5a against both inner surfaces of the mounting groove 11, the sensor main body 5 is moved into the mounting groove 1.
It has a structure that allows it to be easily and reliably fixed to 1.

As shown in FIG. 5, connection terminals 5b each having a hook-shaped cross section are provided on both ends of the sensor body 5 in the axial direction, and the bottom surface of each connection terminal 5b is connected to the mounting groove 1.
The conductive layers 12 are electrically connected to each other by being brought into contact with one predetermined conductive layer 12, respectively.

In this case, the above-mentioned mounting groove 1 of the sensor body 5
1, the sloped portion 5e on the bottom one end side of the sensor body 5 is connected to the sloped portion 11 on the bottom one end side of the mounting groove 11.
By being pressed against and pushed down by the connecting terminal 5b, the bottom surface of the connecting terminal 5b is brought into pressure contact with the conductive layer 12 of the mounting groove 11, and is securely brought into contact with the conductive layer 12 to establish an electrical connection.

As shown in FIG. 2, a cutout 7a is formed on the right end side of the main body 7, and a pipe connection member 1 constituting a part of the pipe wiring connection means is inserted into the cutout 7a.
4 are provided.

A release member 15 is fitted into the opening side of the hole 14a of the pipe connection member 14 so as to be freely displaceable along the axial direction, and the release member 15 has an insertion hole 15a for inserting a pipe along the axial direction. It has been penetrated.

A plurality of retaining claws 16 made of an elastic material are disposed in the middle of the hole 14a, and the retaining claws 16 are pressed against the outer peripheral surface of each unit pipe 2 by their elastic force, so that the pneumatic pipe 1 It is now possible to reliably prevent this from slipping out.

On the other hand, by pushing the release member 15 further from the state shown in FIG. 2 to push down the retaining claw 16 and releasing the pressure contact between the retaining claw 16 and each unit pipe 2, the pneumatic pipe 1 can be prevented from coming off. It is about to be lifted.

Note that the retaining claws 16 are arranged so as not to contact the conductive layer 3 of each unit pipe 2.

A cylindrical member 17 constituting a part of the pipe wiring connection means is provided on the bottom side of the hole 14a.

Inside the cylindrical member 17, there is a pair of connecting tubes 17a.
The supply/discharge ports 10a, 1 are arranged in parallel in the direction perpendicular to the paper surface of the figure, and are connected to the supply/discharge ports 10a, 1 by the openings of the respective connecting tubes 17a.
0b are formed respectively.

A pair of connection terminals 18 electrically connected to the conductive layer 12 are provided on the outer circumferential side of each connection tube 17a, and as shown in FIG. By inserting each one in one-touch manner, the conductive layer 3 of the unit pipe 2 (the conductive layer 3 exposed by peeling off the insulating cover 4) is electrically connected to the connection terminal 18, respectively.

The sensor body 5 is connected to the right side of the piping connection member 14 via a predetermined connection terminal 18 and a conductive layer 12.
A light emitting diode 19 electrically connected to each of the sensor body 5 is built in, and the ON/OFF state of the sensor body 5 can be reliably visually confirmed by blinking the light emitting diode 19.

Next, the operation of this embodiment will be explained.

For example, in this embodiment, the pneumatic piping and electrical wiring of the pneumatic cylinder device 6 using the pneumatic piping 1 are performed as follows.

First, the insulating cover 4 on one end side of the pneumatic piping 1
is peeled off to expose each conductive layer 3 as shown in FIG.

Next, the distal end side of the pneumatic pipe 1 is inserted into the insertion hole 15a of the release member 15, and further pushed in against the elastic force of the retaining claw 16, so that the unit pipe 2 is inserted into the connecting tube 17a as shown in FIG. Insert them in a one-touch manner and connect them to the supply/discharge ports 10a and 10b, respectively.

By connecting the unit piping 2 to the connection tube 17a, the conductive layer 3 of the unit piping 2 is automatically electrically connected to the predetermined connection terminals 18, respectively, and the wiring for the sensor body 5 is connected to the predetermined connection tube 17a of the mounting groove 11. conductive layer 1
2. Similarly, light emitting diode 1
9 is also provided with predetermined wiring.

As described above, according to the pneumatic piping 1 and the pneumatic cylinder device 6 according to the present embodiment, the pneumatic piping 1
By simply inserting the holder into the insertion hole 15a and pushing it in with one touch, both air piping and electrical wiring can be done simultaneously and easily.

In addition, since the pneumatic piping 1 connected to the pneumatic cylinder device 6 has the retaining claws 16 pressed against the outer circumferential surface of the unit piping 2 by their elastic force, the pneumatic piping 1 is reliably prevented from coming off. can do.

In addition, the pneumatic piping 1 extending outward from the pneumatic cylinder device 6 is integrated with the unit piping 2 and the conductive layer 3 and extends as a single unit instead of extending separately, simplifying piping and wiring and saving space. can be reliably achieved.

Furthermore, a conductive layer 12 is disposed in the mounting groove 11, and connection terminals 5b electrically connected to the conductive layer 12 are disposed on the sensor body 5, so that electrical conductivity is removed from the sensor body 5. Since no lines are extended, simplification and space saving can be ensured from this point of view as well.

Next, disconnection of the pneumatic piping 1 from the pneumatic cylinder device 6 is performed as follows.

The releasing member 15 shown in FIG. 2 is further pushed down from the state shown in FIG. 2 to release the pressed state between the unit pipe 2 and the retaining claw 16.

By releasing the retaining claw 16, the pneumatic pipe 1 can be removed, so the pneumatic pipe 1 is pulled out from the insertion hole 15a and removed.

Therefore, according to the pneumatic piping 1 and the pneumatic cylinder device 6 of this embodiment, not only the piping and wiring of the pneumatic piping 1 can be easily connected, but also the work of removing the piping and connections after wiring of the pneumatic piping 1 can be easily performed. be able to.

Embodiment 2 FIG. 6 is a partial perspective view showing a pneumatic piping according to another embodiment of the present invention, and FIG. 7 is a usage example of the pneumatic piping shown in FIG. 6 and a pneumatic equipment according to another embodiment of the present invention. FIG.

The pneumatic piping 1 of the second embodiment includes a plurality of unit pipings 2.
are arranged in parallel, and the entire outer peripheral side thereof is covered with an insulating cover 4.

A flexible wiring board 20 is interposed between the outer peripheral surface of the unit piping 2 and the insulating cover 4 in a state where it is sandwiched therebetween, and a conductive part is formed by the three conductive layers 3 of the flexible wiring board 20. has been done.

As shown in FIG. 7, an insertion hole 1 is provided on the left side of the peripheral wall of the release member 15 in the pneumatic cylinder device 6.
5b has been opened.

The flexible wiring board 20 has its insertion hole 15
b and a through hole 14b provided inside the piping connection member 14.

In addition, a sloped portion 15c is formed in the insertion hole 15b, and a slope portion 15c is formed in the insertion hole 1 of the flexible wiring board 20.
5b, the flexible wiring board 20
The tip thereof is guided and inserted into the sloped portion 15c.

A holding plate 21 is provided on the right end side of the mounting groove 11 of the pneumatic cylinder device 6, and this holding plate 21
A gap is formed between the tip of the conductive layer 12 and the conductive layer 12.

Then, as shown in FIG. 7, the tip of the flexible wiring board 20 inserted into the insertion hole 15b and the through hole 14b is inserted between them and pressed by the pressing plate 21, so that the conductive layer 3 is The structure is such that they are electrically connected to the conductive layer 12, respectively.

Although the present invention has been specifically explained based on Examples above, the present invention is not limited to the above-mentioned Examples 1 and 2, and various changes can be made without departing from the gist thereof.

For example, in Examples 1 and 2, the number of unit pipes 2 of the pneumatic pipe 1 is two, but the number of unit pipes 2 may be one, or three or more. The number of wires is also not limited to the numbers in each of the first and second embodiments.

Furthermore, the pneumatic pipe 1 may have a multi-pipe structure in which other pneumatic pipes are combined in multiple layers inside.

Further, in Example 2, the conductive layer 3 is formed on the outer surface side of the flexible wiring board 20;
For example, the conductive layer 3 may be formed on the inner surface of the flexible wiring board 20 or on both the inner and outer surfaces.

Further, the arrangement of the conductive layer 3 is not limited to that shown in Examples 1 and 2, and for example, the arrangement of the conductive layer 3 is not limited to that shown in Examples 1 and 2.
In this case, a structure may be adopted in which a pair of flexible wiring boards 20 are arranged on both sides of the unit piping 2, or a pair of flexible wiring boards 20 is arranged between the pair of unit piping 2.

Furthermore, the flexible wiring board 20 may be provided with a conductive layer 3 having a circular cross section.

Further, in Examples 1 and 2, the pneumatic cylinder device 6, which is an example of a pneumatically operated device, is applied to the pneumatic device, but the pneumatic device of the present invention is limited to the application of such a pneumatic cylinder device. It can be widely applied to, for example, rotary actuators, solenoid valves, manifolds, etc.

Furthermore, the pneumatic cylinder devices 6 in the first and second embodiments have a structure in which the pneumatic piping 1 is taken out in the transverse direction.
It is also possible to adopt a structure in which the pneumatic piping 1 is taken out in the axial direction as shown by the dotted chain line.

Further, the method of attaching and detaching the pneumatic piping 1 is not limited to that shown in the embodiment, and the method of attaching and detaching the pneumatic pipe 1 is arbitrary.

[Effects of the Invention] According to the piping and wiring structure of the pneumatic equipment of the present invention,
The following effects can be obtained.

(1) A plurality of conductive parts for wiring extend along the longitudinal direction of the pneumatic piping, and the pneumatic equipment is also provided with a conductive part that can be electrically connected to the conductive parts. Therefore, pneumatic piping and electrical wiring can be done simultaneously by simply connecting the pneumatic piping to the supply/discharge port of the pneumatic equipment via the piping arrangement means in a one-touch manner.

(2) According to (1) above, it is possible to reliably simplify piping and wiring, save space, and improve the efficiency of piping and wiring work.

(3) In the case of (1) above, if the conductive portion is formed by printing or the like on the outer peripheral surface of the pneumatic piping, or is formed by a conductive layer of the flexible wiring board, the pneumatic piping It is possible to reliably facilitate manufacturing and simplify the structure.

[Brief explanation of the drawing]

FIG. 1 is a partial perspective view showing pneumatic piping as an embodiment of the present invention, FIG. 2 is a sectional view showing an example of use of the pneumatic piping in FIG. 1 and pneumatic equipment as an embodiment of the present invention, Figure 3 is a plan view of the pneumatic equipment shown in Figure 2, Figure 4 is a side view of the pneumatic equipment shown in Figure 2,
5 is a partial sectional view taken along the - line in FIG. 3, FIG. 6 is a partial perspective view showing pneumatic piping according to another embodiment of the present invention, and FIG. 7 is a use of the pneumatic piping shown in FIG. 6. FIG. 3 is a cross-sectional view showing a pneumatic device which is an example and another embodiment of the present invention. 1... Pneumatic piping, 2... Unit piping, 3... Conductive layer (conductive part), 4... Insulating cover (insulating layer), 5
...Sensor body (electrical element), 5a...Arm,
5b... Connection terminal, 5c, 5d... Fitting groove, 5
e... Gradient part, 6... Pneumatic cylinder device (pneumatic equipment), 7... Main body, 7a... Notch, 8...
Piston, 8a... Piston rod, 8b... Magnet, 9a... Left pneumatic cylinder chamber, 9b... Right pneumatic cylinder chamber, 10a, 10b... Supply/discharge port, 11... Mounting groove, 11a... Transparent cover,
11b... Gradient part, 12... Conductive layer, 13... Cam, 13a... Driver groove, 13b... Small diameter part, 13c... Large diameter part, 14... Piping connection member (piping wiring connection means) , 14a... hole, 14b...
Through hole, 15...release member, 15a...insertion hole,
15b...Insertion hole, 15c...Gradient part, 16...
Retaining claw, 17... Cylindrical member (piping wiring connection means), 17a... Connection tube, 18... Connection terminal,
19... Light emitting diode, 20... Flexible wiring board, 21... Holding plate.

Claims (1)

[Scope of Claims] 1. A pneumatic pipe in which a plurality of conductive parts for wiring extend along the longitudinal direction, and the conductive parts are covered with an insulating cover; A supply/discharge port through which air is supplied and discharged via piping, a conductive part electrically connected to the conductive part of the pneumatic piping when the pneumatic piping is connected to the supply/discharge port, and this conductive part. an electric pressure device having an electric element that is electrically connected and actuated by an electric signal applied through the conductive part; and an electric pressure device that is provided to allow air to flow through the supply and discharge port of the pneumatic device; a piping wiring connecting means for removably connecting the connected pneumatic piping to the supply/discharge port in a one-touch manner, the pneumatic piping being connected to the supply/discharge port of the pneumatic equipment via the piping wiring connecting means; The pneumatic piping to the supply/discharge port of the pneumatic piping and the electrical wiring from the conductive part of the pneumatic piping to the conductive part of the pneumatic equipment are performed simultaneously by connecting the pneumatic piping to the supply/discharge port. Piping and wiring structure of pneumatic equipment. 2. The conductive portion of the pneumatic piping is a conductive layer formed on the outer circumferential surface of the pneumatic piping, and the piping wiring connection means is for connection to electrically connect the conductive layer to the conductive portion of the pneumatic equipment. The piping and wiring structure for pneumatic equipment according to claim 1, characterized in that it has a terminal. 3. The conductive part of the pneumatic piping is held by the pneumatic piping and is a flexible wiring board on which a conductive layer is formed, and the piping wiring connection means inserts the flexible wiring board and connects the conductive layer to the pneumatic equipment. The piping and wiring structure for pneumatic equipment according to claim 1, further comprising an insertion hole electrically connected to the conductive portion. 4. The pneumatic equipment is a pneumatic cylinder device, the electric element is a piston position detection device, the pneumatic cylinder device is provided with a mounting groove for attaching the switch, and the inner surface of the mounting groove is provided with the conductive portion. 2. The piston position detecting device is extended, and the piston position detecting device is electrically connected to the conductive portion of the mounting groove by attaching the piston position detecting device to the mounting groove.
Piping and wiring structure of the pneumatic equipment according to 2 or 3.