JP2007035333A - Switch device and mobile rack facility equipped with it - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a switch device correctly and easily operable from a separated position by using a rod-like member. <P>SOLUTION: This switch device 11 is operated from a riding position of a cargo-handling vehicle by using the operation rod 21, and is so structured as to be operable by mounting a guide plate 15 expanding toward the front-side periphery in a circumferential part of a switch button 14 and by guiding a tip 21a of the operation rod 21 to the switch button 14 by the inside surface 15a of the guide plate 15. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a switch device that can be operated by a worker from a separated position using a bar-shaped member, for example, and a moving shelf facility including the switch device.

Conventionally, for example, Patent Document 1 proposes a large-sized push button switch that can be appropriately operated even when the switch button is pressed from any angle on the operation panel of the moving shelf facility.
By the way, since the mobile shelf equipment is for a small indoor use, it does not use a cargo handling device such as a forklift truck, but in a large warehouse etc. For example, a switch device is provided for moving the movable shelf to release the work space or stopping (locking) the movement of the movable shelf. This switch device is a large push button type respectively arranged on the end face of the shelf corresponding to the entrance / exit of the work space. Before the cargo handling work for the target shelf, the operator once descends from the cargo handling vehicle and moves the switch device. It was necessary to operate.
Utility Model Registration No. 2555939

  For this reason, an operator who drives a cargo handling vehicle sometimes pushes the switch device using a nearby bar material without getting off the cargo handling vehicle so much as to rush the work. When the switch device is operated using such a close bar material, the target object is also small, so there are many cases where the accurate switch operation cannot be performed, and the switch device may be damaged depending on the pressing direction or the pressing force. .

  An object of the present invention is to solve the above problems and to provide a switch device that can be operated accurately and easily from a distant position such as a boarding position of a cargo handling vehicle using a rod-shaped member, and a moving shelf facility including the switch device. And

  The invention according to claim 1 is a switch device that can be operated using a bar-shaped member from a separated position, and extends forward of the outer periphery of the switch button from the outer shape of the switch button, and the tip of the bar-shaped member is used as the switch button. A guide member for guiding is provided.

According to a second aspect of the present invention, the guide member has a truncated cone-shaped or truncated pyramid-shaped inclined surface that spreads in an inclined manner from the switch button.
According to a third aspect of the present invention, the guide member has an upright surface composed of an inner surface of a cylindrical or rectangular tube having a larger diameter than the switch button.

According to the fourth aspect of the present invention, a notch is formed in a part of the guide member.
According to a fifth aspect of the present invention, there is provided a switch device that can be operated using a bar-shaped member from a separated position, and passively extends from the center to the front outer peripheral side and receives the front-end of the bar-shaped member. A recess is provided.

  The invention according to claim 6 comprises a movable shelf that includes a movable shelf that can move toward and away from the shelf, and loads and unloads the shelf with a cargo handling vehicle, wherein the switch device according to any one of claims 1 to 5 is provided. The switch device is provided on a fixed shelf, a movable shelf, or a fixed member, and is operated using a rod-shaped member from the boarding position of the cargo handling vehicle which is a separated position.

  According to the seventh aspect of the present invention, the switch device is a switch that is used for both starting and stopping of the movable shelf.

  According to the first aspect of the present invention, since the tip of the rod-shaped member is guided and operated by the guide member having a larger outer shape than the switch button, the target range for projecting the rod-shaped member can be expanded. . Therefore, the switch button can be easily operated with high accuracy from the separated position by using the bar-shaped member, and no extra force is applied when the bar-shaped member is protruded, so that the switch button can be prevented from being damaged.

According to the second aspect of the present invention, since the inclined surface for guiding the switch button is formed on the guide member, the distal end portion of the rod-shaped member can be slid and guided to the switch button side for operation.
According to the third aspect of the present invention, since the guide member is provided with the cylindrical upright surface, the front end portion of the protruding rod-like member is regulated and guided to the switch button side, and the rod-like member is further in front of the upright surface. By slidingly contacting the edge portion, it is possible to stably perform the protruding operation, and it is possible to improve the operability of the switch device.

According to invention of Claim 4, a switch apparatus can be comprised compactly by notching a part of guide member of the direction where a rod-shaped member is not protruded.
According to the fifth aspect of the present invention, since the tip of the rod-shaped member is received by the passive recess and the operation lever is operated, the target range that projects the rod-shaped member can be expanded to the external range of the passive recess, and from the separated position. The switch lever can be accurately and easily operated by the rod-shaped member.

  According to the sixth aspect of the present invention, in the moving shelf equipment, the switch button can be accurately and easily operated from the boarding position using the rod-shaped member without the operator getting off the cargo handling vehicle. It is possible to improve the operability of the vehicle and speed up the cargo handling work.

  According to the seventh aspect of the present invention, the switch device can be easily operated by using the operating rod in the state of getting on the cargo handling vehicle stopped at the position where it enters and exits the work space every time the cargo handling work on the movable shelf is started. It is possible to open the work space by moving the movable shelf, and the cargo handling work can be performed efficiently.

[Embodiment 1]
DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of a switch device according to the present invention and a moving shelf facility including the switch device will be described below with reference to the drawings.

  As shown in FIG. 3, the switch device 11 is installed in, for example, a moving shelf facility, and this moving shelf facility is interposed between the fixed shelves 1 </ b> A and 1 </ b> B installed on both ends via a straight track 2. A plurality of movable shelves 3 </ b> A to 3 </ b> D are arranged so as to be movable toward and away from each other. The movable shelves 3A to 3D are arranged on the linear track 2 via the wheels 4, and are moved individually by driving the wheels 4 by the mounted drive motor 5, and the shelves 1A, 1B, 3A to 3D are moved by the cargo handling vehicle F. A work space 6 for loading and unloading the compartment storage space is formed. Reference numeral 8 denotes a distance detector installed near the floor of the shelf for controlling the movement of the movable shelves 3A to 3D.

  As shown in FIGS. 1 and 2, the switch device 11 according to the present invention is a large push type (push button type) switch device installed on each of the side surfaces of the movable shelves 3A to 3D and one fixed shelf 1B. This is a switch for both start and stop. And by starting operation when starting the cargo handling work for the target compartment storage space, a movement command is output to the drive motor 5 of the target movable shelves 3A to 3D, and the movable shelves 3A to 3D are moved to make the compartment storage space When the working space 6 is formed and the stop operation is performed, the movement of all the movable shelves 3A to 3D can be stopped in an emergency.

Of course, the switch device 11 may be installed on a fixed member such as a pole or a column erected on the floor of the shelf or a box of the control device 7.
The switch device 11 is installed on an operation panel 12 disposed on each of the end side surfaces of the shelves 1A, 1B, 3A to 3D, and is a large-sized switch button that is urged toward the front side by a built-in spring and can be moved back and forth. 14 is attached by the attachment member 13.

  Around the switch button 14, a trumpet (conical truncated cylinder) guide plate (guide member) 15 extending from the outer peripheral portion of the switch button 14 to the front outer peripheral side is attached, and an inclined inner surface (inclined surface) 15a. Thus, the distal end portion 22 of the operation rod (bar-shaped member) 21 for operating the switch button 14 is guided from the outer periphery on the front side to the inner periphery on the back side, and can be operated by being brought into contact with the switch button 14.

  The switch button 14 is formed in a partial spherical shape having a circular shape and a center portion bulging out. The guide plate 15 has a trumpet shape that spreads from the back small diameter portion to the front large diameter portion at an opening angle α (about 60 ° in the figure), and in FIG. 1, the front outer peripheral portion is slightly on the back side from the top of the switch button 14. Although formed, the front outer peripheral edge and the top of the switch button 14 may be on the same vertical plane, or the front outer peripheral edge may protrude somewhat from the top of the switch button 14. Further, the shape and size of the switch button 14 can be set within an arbitrary range corresponding to the use state and the operation rod 21.

  In the above configuration, when the operator operates the cargo handling vehicle F and starts the cargo handling operation, the operator temporarily stops the cargo handling vehicle F in front of the target work space 6 and the operation rod provided in the cargo handling vehicle F is provided. 21 is used to activate the switch button 14 of the switch device 11 while riding. Accordingly, the target movable shelves 3A to 3D are moved to open the target work space 6. During this operation, the distal end portion 22 of the operation rod 21 is guided by the inner surface 15a of the guide plate 15 and is in contact with the switch button 14, so that the target range protruding from the operation rod 21 is widened and the switch button 14 is easily and accurately operated. Can be operated. Then, the operator operates the cargo handling vehicle F to enter the work space 6, and loads and unloads the cargo into the compartment storage spaces of the target shelves 1A, 1B, 3A to 3D.

In the same manner, the work space 6 for the next purpose is also operated to activate the switch button 14 of the switch device 11 with the operation rod 21 while the user is on the vehicle, thereby opening the work space 6 and performing the cargo handling work.
Further, when it is desired to stop the movement of the movable shelves 3 </ b> A to 3 </ b> D, the switch button 14 of the switch device 11 is operated directly or by the operation rod 21. Similarly, at this time, the target range of the operating rod 21 is wide, and the switch button 14 can be operated easily and accurately.

  According to the above embodiment, the guide rod 15 provided around the switch button 14 guides the distal end portion 22 of the operation rod 21 to the switch button 14 by the inner surface 15a inclined toward the center on the back side. Since the target range that protrudes 21 extends not only to the range of the outer shape of the switch button 14 but also to the outer periphery of the guide plate 15 as in the prior art, the range of the operating angle α that can be operated by protruding the operating rod 21 is widened. The switch button 14 can be easily and accurately operated using the operation rod 21 from the separated position where the vehicle rides on F. Further, since the operating rod 21 is protruded toward a wide target range, the operating rod 21 is not protruded by an excessive force, and the switch device 11 can be prevented from being damaged.

  In addition, as shown in FIG. 4, the inner surface 15a of the guide plate 15 may be a bowl shape (concave spherical surface) of (a) or a truncated pyramid cylinder shape of (b), and (c) left and right without the upper and lower portions. When the operation height of the operating rod 21 is limited, such as a two-way petal shape or a partially cut-out shape as shown in (d), a portion that is not operated from that direction may be cut out. Thereby, the guide plate 15 and the switch apparatus 11 can be comprised compactly. The guide plate 15 may be circular, polygonal, oval or elliptical when viewed from the front.

  Further, as described above, the guide plate 15 protruding forward from the operation panel 12 is provided and the inner surface 15a thereof is an inclined surface. However, as shown in FIG. 5, in the switch device 31 incorporated in the operation panel 12, the operation panel In this type, an inclined surface 32a is formed in a mounting block (guide member) 32 attached substantially flush to the surface 12, and the switch button 14 is disposed in the back of the mounting block (guide member) 32 so that the inclined surface is formed in the back from the operation panel 12. Good.

Furthermore, as the operation rod 21, for example, a rod-shaped member such as a bamboo basket or a cane, or a rod-shaped member that can be expanded and contracted can be used. Furthermore, although the tip 22 of the operating rod 21 is formed in a spherical shape, it is not limited to this shape.
[Embodiment 2]
A switch device according to a second embodiment of the present invention will be described with reference to FIG. The same members as those in the first embodiment are denoted by the same reference numerals and description thereof is omitted.

  The switch device 41 according to the second embodiment is such that a large-diameter cylindrical portion 42a is formed at a predetermined interval from the switch button 14 on a guide plate (guide member) 42 provided on the outer peripheral portion of the switch button 14. is there.

  That is, the guide plate 42 includes a front portion 42b having an opening that is externally fitted and fixed to the switch button 14, and a cylindrical portion 42a erected forward from the outer peripheral portion of the front portion 42b via a curved portion. In addition, the inner surface of the cylindrical portion 42a is configured as an upright surface 43 that regulates the distal end portion 22 of the operation rod 21 and guides it to the switch button 14 side. An opening angle β centered on the switch button 14 is formed by the front end edge of the cylindrical portion 42a. Further, a part of the guide plate 42 from which the operation rod 21 is not projected can be cut out to be compact.

  According to the above configuration, the protruding end portion 22 of the operating rod 21 is regulated by the upright surface 43 of the guide plate 42 and is guided and brought into contact with the switch button 14 side. Further, when the operating rod 21 is protruded and enters the cylindrical portion 42a, the operating rod 21 is slidably contacted with the front edge of the cylindrical portion 42a, thereby stabilizing the operating rod 21 and accurately protruding without applying force. The switch button 14 can be operated.

As indicated by the phantom line, as shown in FIG. 6A, the cylindrical portion 42a can arbitrarily set the target range by arbitrarily setting the inner diameter while ensuring the open angle β. Further, the cylindrical portion 42a may be formed in a rectangular tube portion.
[Embodiment 3]
In the first and second embodiments, the switch devices 11, 31, and 41 are of the push type. However, as shown in FIG. 7, a lever type switch device 51 may be used. The lever type switch device 51 is operated by pushing or tilting the operation lever 52.

  In the third embodiment, instead of the conventional grip portion, a passive plate 53 having a passive recess 53a that extends forward and outward from a central portion (connection portion of the operation lever 52) is formed at the front end portion of the operation lever 52. Is installed. With the passive recess 53a, the tip 22 of the operating rod 21 protruding in the target range of the opening angle γ can be received and guided to the center, and the operating lever 52 can be tilted or pushed.

  The passive concave portion 53a of the passive plate 53 may be a concave partial spherical shape as shown in the figure, or may be a concave truncated cone, a conical shape, a truncated pyramid, or a truncated pyramid, and the front view is circular, polygonal, or oval. Or oval.

According to the said structure, there can exist an effect similar to previous embodiment protruded.
In addition, the said switch apparatus does not ask | require the shape or structure, A limit switch, a micro switch, a photoelectric switch, etc. may be sufficient. Moreover, although it was set as the switch apparatus 11, 31, 41, 51 operated from a side (horizontal direction), it attaches to a ceiling surface and it operates from the bottom, or it installs it upwards on a floor surface or a top plate, and operates from the top. You may install in.

  Moreover, although the said switch apparatus 11 used the movable shelf as a switch for starting / stopping, it is not limited to this, For example, it interlocks so that movable shelf 3A-3D may not move during work in the working space 6. An unlocking switch may be used to release the safety device.

  Further, the switch devices 11, 31, 41, 51 are installed in a moving shelf facility so that an operator operates the operation vehicle 21 in a state of getting on the cargo handling vehicle F. In other facilities, The switch device may be operated from a separated position where an operator cannot access the switch devices 11, 31, 41, 51 due to an obstacle or the like, or it is more convenient to operate away from the switch device.

1 is a cross-sectional plan view showing a first embodiment of a switch device according to the present invention. It is a perspective view of the switch device. (A) is a top view which shows the movement shelf installation in which the same switch apparatus was installed, (b) is the partial front view. (A)-(d) is the front view and top sectional drawing which show the modification of a guide plate, respectively. It is a plane sectional view showing other modifications of the switch device. (A) is a top sectional view showing Embodiment 2 of the switch device concerning the present invention, and (b) is the front view. It is a top sectional view showing Embodiment 3 of the switch device concerning the present invention.

Explanation of symbols

F Cargo Handling Vehicles 1A, 1B Fixed Shelf 3A-3D Movable Shelf 6 Work Space 7 Control Device 11 Switch Device 12 Operation Panel 13 Mounting Member 14 Switch Button 15 Guide Plate 15a Inner Surface 21 Operation Rod 22 Tip 31 Switch Device 32 Switch Block 32a Guide Surface 41 Switch device 42 Guide plate 42a Cylindrical portion 42b Front portion 43 Upright surface 51 Switch device 52 Operation lever 53 Passive plate 53a Passive recess

Claims (7)

A switch device operable from a separated position using a rod-shaped member,
A switch device provided with a guide member that extends from the outer shape of the switch button and guides the tip of the rod-shaped member to the switch button side in front of the outer periphery of the switch button. The switch device according to claim 1, wherein the guide member has a truncated cone-shaped or truncated pyramid-shaped inclined surface that extends from the switch button. The switch device according to claim 1, wherein the guide member has an upright surface formed of an inner surface of a cylindrical or rectangular tube having a larger diameter than the switch button. The switch device according to claim 1, wherein a notch is formed in a part of the guide member. A switch device operable from a separated position using a rod-shaped member,
A switch device provided with a passive recess at the front end of the operating lever that extends from the center to the front outer peripheral side and receives the front end of the rod-shaped member. In movable shelf equipment that has movable shelves that can move toward and away from each other, and loads and unloads the shelves by a cargo handling vehicle.
The switch device according to any one of claims 1 to 5 is provided on the fixed shelf, the movable shelf, or a fixed member,
The switch device is a moving shelf facility including a switch device that is operated using a rod-shaped member from a boarding position of a cargo handling vehicle that is a separated position. The moving shelf equipment provided with the switch device according to claim 6, wherein the switch device is a switch that is used for both starting and stopping of the moving shelf.

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