JP2004310299A - Joy stick device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a multifunction joy stick device which is equivalent in function to a usual one and simplified in structure. <P>SOLUTION: The multifunction joy stick device is composed of a joy stick lever 2 which is rotatively supported by a base shaft 6 provided in control equipment 1; an operation tab part 2 provided at the tip of the joy stick lever 2; a variable resistor 9 which is provided in the control equipment 1 and whose volume is adjusted by means of the rotation of the joy stick lever 2; a switch-mounted variable resistor 21 which is provided in the operation tab part 3 and whose volume is adjusted by means of the rotational operation of an operation shaft 21a and whose switching operation is conducted by means of a pushing operation in the direction of the shaft; and an operation cylinder body 23 which is installed in the operation shaft 21a of the switch-mounted variable resistor 21 and has a rotation operation part 23a and a pushing operation part 23b in the operation tab part 3. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a joystick device provided in various control devices, and more particularly to a multifunctional joystick device having a plurality of volume adjustment functions and switching operation functions.
[0002]
[Prior art]
FIG. 5 shows an example of a multifunctional joystick device.
That is, in the joystick device, the joystick lever 2 projects from the panel of the control device 1, and the operation knob 3 is provided at the head of the tip of the joystick lever 2. The volume of the joystick lever 2 is adjusted by rotating (tilting) the joystick lever 2 in the directions of the arrows a ₁ and a ₂ while holding the operation knob 3 by hand. Another volume adjustment is performed by rotating around the axis in the directions of arrows b ₁ and b ₂ , and a switching operation is performed by further pushing the operation knob 3 in the direction of arrow c. .
[0003]
The joystick device is used, for example, for remote control of a video camera. In this case, for example, the iris aperture value is adjusted by rotating the joystick lever 2 and the black color of the image is adjusted by rotating the operation knob 3. Then, remote control is performed such that the video monitor is switched by pressing the operation knob 3.
[0004]
Conventionally, such a joystick device satisfies three functions: volume adjustment by rotating the joystick lever 2, volume adjustment by rotating the operation knob 3, and switching operation by pushing the operation knob 3. Therefore, components and mechanisms are independently configured for each function.
[0005]
Conventionally, as such a multifunctional joystick device, for example, the following Patent Document 1 is known.
[Patent Document 1]
Japanese Patent Application No. 8-222428 [0006]
[Problems to be solved by the invention]
As described above, the conventional multifunctional joystick device has components and mechanisms independently for each function, so the structure is complicated, the number of parts is large, assembly is troublesome, and high production costs are required. Was.
The present invention has been made in view of such a point, and an object of the present invention is to provide a multifunctional joystick device having a function equivalent to that of the related art and having a simplified structure.
[0007]
[Means for Solving the Problems]
The joystick device of the present invention achieves the above-described object.
A joystick lever rotatably supported by a base shaft provided in the control device,
An operation knob provided at the tip of the joystick lever,
A variable resistor provided in the control device, the volume of which is adjusted by turning the joystick lever,
A variable resistor with a switch, provided in the operation knob portion, wherein a volume adjustment is performed by an axial rotation operation of the operation shaft and a switching operation is performed by an axial pushing operation;
An operation cylinder attached to the operation shaft of the variable resistor with a switch at the operation knob, and having a rotation operation unit and a push operation unit,
Is provided.
[0008]
In the joystick device of the present invention configured as described above, the volume is adjusted by the variable resistor in the control device by rotating the joystick lever while holding the operation knob, and the operation knob The volume is adjusted by a variable resistor with a switch by rotating the rotary operating part of the operating cylinder in, and a switching operation is performed by the variable resistor with a switch by further pressing the pushing operating part of the operating cylinder. It is.
[0009]
As described above, the joystick device of the present invention is provided with a switch-equipped variable resistor in the operation knob portion, and is configured to perform volume adjustment and switching operation by operating this with one operation cylinder, so that the structure is simplified, Can be configured with a small number of parts.
[0010]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
Here, as shown in FIG. 3, an example is shown in which the joystick device of the present invention is applied to a remote control device 1 of a video camera.
[0011]
That is, in this joystick device, the joystick lever 2 projects from the panel 1a of the control device 1, and the operation knob 3 is provided at the head of the tip of the joystick lever 2. The volume is adjusted by rotating (tilting) the joystick lever 2 in the directions of arrows a ₁ and a ₂ while holding the operation knob 3 by hand, and turning the rotation ring 23 a of the operation knob 3. Another volume adjustment is performed by rotating the joystick lever 2 around the axis in the directions of arrows b ₁ and b ₂ , and the switching operation is performed by pushing the push button 23 b of the operation knob 3 in the direction of arrow c. It is a structure that is performed.
[0012]
In this case, for example, the aperture value of the iris of the camera is adjusted by rotating the joystick lever 2, the black color of the image is adjusted by rotating the rotating ring 23a of the operation knob 3, and the operation knob 3 Remote control is performed such that the video monitor is switched by pressing the push button 23b.
[0013]
The detailed structure of this joystick device is shown in FIGS. Here, FIG. 1 is a vertical side view of the joystick device, and FIG. 2 is a plan view of the joystick device as viewed from above.
[0014]
First, in this joystick device, as shown in FIG. 1, a base shaft 5 is provided on a fixed substrate 4 inside the control device 1, and the joystick lever 2 is rotatably supported on the base shaft 5. The joystick lever 2 protrudes to the surface through a hole 7 provided in the panel 1a of the control device 1, and an operation knob 3 is provided at the head of the tip.
[0015]
Further, inside the control device 1, a drum 8 is rotatably supported by a base shaft 5, and the drum 8 is connected at a connecting portion 6 so as to rotate integrally with the joystick lever 2. This drum 8 is operatively connected to a variable resistor 9 fixed to the fixed substrate 4, that is, a gear portion 8 a formed on the periphery of the drum 8 is mounted on a rotating shaft 9 a of the variable resistor 9. It has a structure that meshes with 10.
[0016]
The drum 8 is provided with an adjusting mechanism 11 for adjusting the torque of the joystick lever 2. That is, a split 12 is formed in the drum 8 from a central portion supported by the base shaft 5, and a screw member 13 and a nut 14 that is screwed to the screw member 13 are installed across the split 12. . In the adjusting mechanism 11, the screw 8 is tightened so that the drum 8 strongly tightens the base shaft 5, whereby the rotation torque of the joystick lever 2 is adjusted.
[0017]
Further, inside the control device 1, a pair of protruding pieces 15a and 15b are provided integrally with the fixed substrate 4, and stoppers 16a and 16b are attached to opposing surfaces of the protruding pieces 15a and 15b, respectively. When rotated to the limit, it comes into contact with the stopper 16a or 16b and stops. Here, the stoppers 16a and 16b are made of an elastic material such as rubber, so that the impact when the joystick lever 2 hits is effectively reduced.
[0018]
In the panel 1a of the control device 1, the hole 7 through which the joystick lever 2 passes is closed by an extendable blindfold member 17. The blindfold member 17 is a bellows-shaped member made of an elastic material such as rubber. The blindfold member 17 is fixed to the rear surface of the panel 1a at fixing portions 17a and 17b at both ends thereof, and passes through a hole 17c formed in the center portion. 2 project from the surface of the panel 1a.
[0019]
Next, the structure of the operation knob 3 provided at the tip of the joystick lever 2 will be described in detail.
The operation knob 3 includes a fixed cylinder 18 fixed to the tip of the joystick lever 2, a fixed plate 20 fixed to the solid cylinder 18, and a variable resistor 21 with a switch attached to the fixed plate 20. And an operating cylinder 23 attached to the operating shaft 21 a of the variable resistor 21 with a switch, and a cover cylinder 25 fixed to the fixing plate 20 and covering the entire operation knob 3. I have.
[0020]
The fixed cylinder 18 is a resin molded product having a cup-shaped cylindrical shape, and is fixed to a pedestal 2 a at the tip of the joystick lever 2 at the center of the bottom by a screw member 19.
[0021]
The fixing plate 20 is a sheet metal processed product, and is fixed to an upper portion of the fixing cylinder 18 by a screw member not shown in the drawing. A variable resistor 21 with a switch is attached to the center of the fixed plate 20.
The variable resistor 21 with a switch can perform an operation of rotating the operation shaft 21a and an operation of elastically pushing the operation shaft 21a in the axial direction. The volume adjustment is performed by the variable resistance unit by the operation of rotating the operation shaft 21a. The switching operation is performed in the switch unit by the pushing operation of the operating shaft 21a in the axial direction. As the variable resistor 21 with a switch, a commercially available one can be used at present. The variable resistor 21 with the switch is fixed to a fixed plate 20 by a nut member 22 at a center position in the operation knob 3.
[0022]
The variable resistor with switch 21 is electrically connected to the control device 1 by a wiring (not shown). This wiring electrically connects the variable resistor 21 with a switch to the control device 1 through the center of the joystick lever 2 from the hole 18a formed in the bottom of the fixed cylindrical body 18, where the joystick lever 2 has a cross section. It is formed in a U-shape, and has a structure in which wiring passes through so as to fit in it.
[0023]
The operating cylinder 23 attached to the operating shaft 21a of the variable resistor 21 with a switch is a resin molded product having a cap-shaped cylindrical shape, and a rotating ring portion 23a as a rotating operating portion is provided at the lower end over the entire circumference. A push button portion 23b is formed in the center of the upper portion as a push operation portion so as to protrude.
[0024]
The operation cylinder 23 has a concave hole 23c formed on the back side of the push button portion 23b fitted to the operation shaft 21a of the variable resistor 21 with a switch.
Here, the operation cylinder 23 is attached so as to cover the fixed cylinder 18, and a part of the operation cylinder 23 is pressed against and rubbed against the fixed cylinder. That is, a flexible piece 23d formed by cutting is formed in a part of the cylindrical portion of the operation cylinder 23, and the flexible piece 23d is formed by the force of a spring ring 24 fitted on the outer periphery of the operation cylinder 23. Is bent inward and rubbed against the outer peripheral surface of the fixed cylinder 18, and the frictional force acts as a resistance when the operation cylinder 23 rotates.
[0025]
The cover cylinder 25 is a molded resin product having a cap-like cylindrical shape, and the operation knob 3 is entirely covered with the cover cylinder 25. The cover cylinder 25 is fixed to leg pieces 20a and 20b integrally formed upright from the fixing plate 20 by a screw member 26. From below the cover cylinder 25, a rotating ring portion 23a of the operation cylinder 23 faces. The tip of the push button portion 23b of the operation cylinder 23 projects from a hole 25a formed in the upper surface of the cover cylinder 25.
[0026]
As shown in FIG. 2, on the upper surface of the operation knob 3, markings 27 and corresponding graduations 28 are formed on the push button portion 23b of the operation cylinder 23 and the cover cylinder 25, respectively. The rotational position of the operation cylinder 23 can be easily confirmed visually.
[0027]
In the joystick device configured as described above, the joystick lever 2 is first turned by holding the operation knob 3 by hand, and this operating force is transmitted from the gear 8a of the drum 8 to the variable resistance via the gear 10. The volume is transmitted to the rotating shaft 9a of the resistor 9, and the volume of the variable resistor 9 is adjusted.
[0028]
Further, by rotating the rotating ring portion 23a of the operating cylinder 23 in the operating knob 3, the operating shaft 21a of the variable resistor 21 with switch is rotated integrally therewith. Volume adjustment is performed in the variable resistance section.
[0029]
Further, when the push button portion 23b of the operation cylinder 23 is pushed in by the operation knob portion 3, the operation shaft 21a of the variable resistor 21 with the switch is elastically pushed in the axial direction integrally therewith. A switching operation is performed in the switch section of the resistor 21.
[0030]
As described above, in the joystick device according to the present invention, the volume adjustment by the rotation operation of the joystick lever 2, the volume adjustment by the rotation operation of the rotating ring portion 23a of the operation cylinder 23, and the pressing operation of the push button portion 23b of the operation cylinder 23. Has three functions of a switching operation, and can be operated by selectively using them.
[0031]
FIG. 4 shows an example of a remote control system for a video camera using this joystick device.
[0032]
That is, in this system, when the volume of the variable resistor 9 is adjusted by rotating the joystick lever in the joystick device of the control device 1, the signal is A / D converted by the A / D converter 30 and the microcomputer ( It passes through a microcomputer 31 and enters the microcomputer 33 of the video camera 32. Therefore, the lens driving unit 34 is controlled based on this signal, and the aperture value of the iris is adjusted.
[0033]
Also, in the case where the volume is adjusted by the variable resistance portion 21A of the variable resistor 21 with a switch by the rotation operation of the rotating ring portion of the operation cylinder in the joystick device, the signal is A / D converted by the A / D converter 30. Through the microcomputer 31 and enters the microcomputer 33 of the video camera 32. Accordingly, the signal processing unit 35 is controlled based on this signal, and black adjustment of the image is performed.
[0034]
Further, when a switching operation is performed in the switch section 21B of the variable resistor 21 with a switch by a pushing operation of the push button section of the operation cylinder in the joystick device, the signal is subjected to A / D conversion by the A / D converter 30, Then, the microcomputer 37 of the switcher 36 enters the microcomputer 37 through the microcomputer 31, and the selector 38 is controlled based on the signal to switch between the video monitor 39A and the video monitor 39B.
[0035]
Thus, remote control of the video camera using the joystick device according to the present invention is performed.
This remote control system for a video camera is merely an example, and various other remote control operations of the video camera can be performed using the joystick device according to the present invention.
[0036]
The joystick device according to the present invention as described above is characterized by a configuration in which the structure is simplified with the same functions as those in the related art. That is, the joystick device has a structure in which the operation knob 3 is provided with the switch-provided variable resistor 21 and is operated by one operation cylinder 23 to perform volume adjustment and switching operation. Since it is simple and can be configured with a small number of parts, it is possible to manufacture the device at low cost as a whole.
Further, in the joystick device, since the operation cylinder 23, the cover cylinder 25, and the like, which are main components of the operation knob 3, are molded products, further cost reduction can be achieved.
[0037]
In addition, this joystick device has a structure in which the hole 7 through which the joystick lever 2 passes is closed by a retractable blindfold member 17 on the panel 1a of the control device 1, so that dust or small debris enters the control device 1 through the hole 7. Can be effectively prevented from entering.
[0038]
Further, in this joystick device, the adjusting mechanism 11 for adjusting the torque of the joystick lever 2 by tightening the base shaft 5 on which the joystick lever 2 is pivotally supported is provided. The optimal torque can be set.
[0039]
Also, in this joystick device, when a commercially available inexpensive variable resistor 21 is used as the switch-equipped variable resistor 21 in the operation knob portion 3, the rotation direction torque of the operation shaft 21a is weak, and a light operation feeling can be obtained as it is. Here, in particular, in the joystick device, since a part of the flexible piece 23d of the operation cylinder 23 is pressed against the outer peripheral surface of the fixed cylinder 18, the frictional force is generated by the rotating ring of the operation cylinder 23. Acting as a resistance when rotating the portion 23a, the torque is increased thereby, and a stable and heavy operation feeling can be obtained.
[0040]
Although the embodiment of the joystick device of the present invention has been described above, the present invention is not limited to the configuration of this embodiment.
Further, the joystick device of the present invention is not limited to the remote control of the video camera described in the embodiment, but may be a volume adjustment function by rotating the joystick lever 2 for positioning in the Y direction in operation of a machine tool or the like. In order to determine the position in the X direction, the volume is adjusted by rotating the rotating ring 23a of the operating cylinder 23, and the position is determined by the switching function of pressing the push button 23b of the operating cylinder 23. And can be applied to a wide variety of other uses.
[0041]
【The invention's effect】
As is apparent from the above description, in the joystick device according to the first aspect of the present invention, the operation knob is provided with a variable resistor with a switch, and this is operated by one operation cylinder to perform volume adjustment and switching operation. With this configuration, the structure is simplified while having the same functions as those of the related art, and the configuration can be made with a small number of parts, so that there is an effect that the overall cost can be reduced.
[0042]
Further, in the joystick device according to the second aspect of the present invention, the panel of the control device has a structure in which a hole through which the joystick lever passes is closed by an extendable blindfold member, so that dust or small dust enters the inside of the control device. There is an effect that the operation can be reliably prevented.
[0043]
Further, in the joystick device according to the third aspect of the present invention, by tightening the base shaft on which the joystick lever is pivotally supported by the adjustment mechanism, it is possible to set an optimum torque in advance so that the joystick lever can be easily rotated. effective.
[0044]
Further, in the joystick device according to claim 4 of the present invention, since the torque of the operating cylinder is increased by pressing a part of the operating cylinder against the fixed cylinder, the joystick device is stable when the operating cylinder is rotated. There is an effect that a heavy operation feeling can be obtained.
[0045]
Furthermore, in the invention according to claim 5 of the present invention, a good remote control of a video camera can be performed using the joystick device according to the present invention.
[Brief description of the drawings]
FIG. 1 is a vertical side view of a joystick device of the present invention.
FIG. 2 is a plan view of the joystick device of the present invention as viewed from above.
FIG. 3 is a side view of a remote control device of a video camera to which the joystick device of the present invention is applied.
FIG. 4 is a block diagram illustrating an example of a video camera remote control system using the joystick device of the present invention.
FIG. 5 is an explanatory diagram of a conventional joystick device.
[Explanation of symbols]
1 ... control device, 1a ... panel, 2 ... joystick lever, 3 ... operation knob section, 5 ... base axis, 8 ... drum, 9 ... ..Variable resistors, 7 holes, 11 adjustment mechanisms, 13 screw members, 17 blindfold members, 18 fixed cylinders, 21 · Variable resistor with switch, 21a ··· Operation shaft, 23 ··· Operation cylinder, 23a ··· Rotating ring part (rotation operation part), 23b ··· Push button part (push operation part) , 23d ... flexible piece, 24 ... spring ring, 25 ... cover cylinder

Claims (5)

A joystick device provided in a control device, a joystick lever rotatably supported by a base shaft provided in the control device,
An operation knob provided at the tip of the joystick lever,
A variable resistor that is provided in the control device and that performs volume adjustment by turning the joystick lever;
A variable resistor with a switch, provided in the operation knob portion, wherein a volume adjustment is performed by an axial rotation operation of an operation shaft and a switching operation is performed by an axial pushing operation;
An operation cylinder attached to the operation shaft of the switch-equipped variable resistor in the operation knob, and having a rotation operation unit and a push operation unit;
A joystick device configured with: 2. The joystick device according to claim 1, wherein a hole through which the joystick lever passes is closed by a retractable blindfold member on the panel of the control device. 3. The joystick device according to claim 1, further comprising an adjusting mechanism for adjusting a torque of the joystick lever by tightening a base shaft on which the joystick lever is supported. 2. The joystick device according to claim 1, wherein the operation knob is configured to increase a torque of the operation cylinder by pressing a part of the operation cylinder against a fixed cylinder. 3. 2. The joystick device according to claim 1, wherein a volume adjusting operation of the variable resistor by the joystick lever and a switching operation and a volume adjusting operation of the variable resistor with switch by the operation cylinder are applied to a remote control of a video camera.

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